Mercurial > dovecot > core-2.2
annotate src/lib/net.c @ 19312:c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
| author | Timo Sirainen <tss@iki.fi> |
|---|---|
| date | Mon, 19 Oct 2015 14:05:26 +0300 |
| parents | 9e120590e0ef |
| children | 25e892203e2b |
| rev | line source |
|---|---|
| 18137 | 1 /* Copyright (c) 1999-2015 Dovecot authors, see the included COPYING file */ |
| 0 | 2 |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
3 #define _GNU_SOURCE /* For Linux's struct ucred */ |
| 0 | 4 #include "lib.h" |
|
3621
3ae2df67459c
Added fd_set_nonblock() and changed net_set_nonblock() to use it.
Timo Sirainen <tss@iki.fi>
parents:
3577
diff
changeset
|
5 #include "fd-set-nonblock.h" |
|
10158
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
6 #include "time-util.h" |
|
15187
02451e967a06
Renamed network.[ch] to net.[ch].
Timo Sirainen <tss@iki.fi>
parents:
14691
diff
changeset
|
7 #include "net.h" |
| 0 | 8 |
| 9 #include <unistd.h> | |
| 10 #include <fcntl.h> | |
| 11 #include <ctype.h> | |
| 12 #include <sys/un.h> | |
| 13 #include <netinet/tcp.h> | |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
14 #if defined(HAVE_UCRED_H) |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
15 # include <ucred.h> /* for getpeerucred() */ |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
16 #elif defined(HAVE_SYS_UCRED_H) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
17 # include <sys/ucred.h> /* for FreeBSD struct xucred */ |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
18 #endif |
| 0 | 19 |
| 20 union sockaddr_union { | |
| 21 struct sockaddr sa; | |
| 22 struct sockaddr_in sin; | |
| 23 #ifdef HAVE_IPV6 | |
| 24 struct sockaddr_in6 sin6; | |
| 25 #endif | |
| 26 }; | |
| 27 | |
| 13363 | 28 union sockaddr_union_unix { |
| 29 struct sockaddr sa; | |
| 13557 | 30 struct sockaddr_un un; |
| 13363 | 31 }; |
| 32 | |
| 0 | 33 #ifdef HAVE_IPV6 |
| 34 # define SIZEOF_SOCKADDR(so) ((so).sa.sa_family == AF_INET6 ? \ | |
| 35 sizeof(so.sin6) : sizeof(so.sin)) | |
| 36 #else | |
| 37 # define SIZEOF_SOCKADDR(so) (sizeof(so.sin)) | |
| 38 #endif | |
| 39 | |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
40 #if !defined(HAVE_GETPEEREID) && !defined(SO_PEERCRED) && !defined(HAVE_GETPEERUCRED) && defined(MSG_WAITALL) && defined(LOCAL_CREDS) |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
41 # define NEEDS_LOCAL_CREDS 1 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
42 #endif |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
43 |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
44 bool net_ip_compare(const struct ip_addr *ip1, const struct ip_addr *ip2) |
| 0 | 45 { |
| 10789 | 46 return net_ip_cmp(ip1, ip2) == 0; |
| 47 } | |
| 48 | |
| 49 int net_ip_cmp(const struct ip_addr *ip1, const struct ip_addr *ip2) | |
| 50 { | |
| 0 | 51 if (ip1->family != ip2->family) |
| 10789 | 52 return ip1->family - ip2->family; |
| 0 | 53 |
| 54 #ifdef HAVE_IPV6 | |
| 10789 | 55 if (ip1->family == AF_INET6) |
| 56 return memcmp(&ip1->u.ip6, &ip2->u.ip6, sizeof(ip1->u.ip6)); | |
| 0 | 57 #endif |
| 58 | |
| 10789 | 59 return memcmp(&ip1->u.ip4, &ip2->u.ip4, sizeof(ip1->u.ip4)); |
| 0 | 60 } |
| 61 | |
| 5865 | 62 unsigned int net_ip_hash(const struct ip_addr *ip) |
| 63 { | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
64 const unsigned char *p; |
| 5865 | 65 unsigned int len, g, h = 0; |
| 66 | |
| 67 #ifdef HAVE_IPV6 | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
68 if (ip->family == AF_INET6) { |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
69 p = ip->u.ip6.s6_addr; |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
70 len = sizeof(ip->u.ip6); |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
71 } else |
| 5865 | 72 #endif |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
73 { |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
74 return ip->u.ip4.s_addr; |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
75 } |
| 5865 | 76 |
| 77 for (; len > 0; len--, p++) { | |
| 78 h = (h << 4) + *p; | |
| 79 if ((g = h & 0xf0000000UL)) { | |
| 80 h = h ^ (g >> 24); | |
| 81 h = h ^ g; | |
| 82 } | |
| 83 } | |
| 84 | |
| 85 return h; | |
| 86 } | |
| 0 | 87 |
| 88 /* copy IP to sockaddr */ | |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
89 static inline void |
|
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
90 sin_set_ip(union sockaddr_union *so, const struct ip_addr *ip) |
| 0 | 91 { |
| 92 if (ip == NULL) { | |
| 93 #ifdef HAVE_IPV6 | |
| 94 so->sin6.sin6_family = AF_INET6; | |
| 95 so->sin6.sin6_addr = in6addr_any; | |
| 96 #else | |
| 97 so->sin.sin_family = AF_INET; | |
| 98 so->sin.sin_addr.s_addr = INADDR_ANY; | |
| 99 #endif | |
| 100 return; | |
| 101 } | |
| 102 | |
| 103 so->sin.sin_family = ip->family; | |
| 104 #ifdef HAVE_IPV6 | |
| 105 if (ip->family == AF_INET6) | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
106 memcpy(&so->sin6.sin6_addr, &ip->u.ip6, sizeof(ip->u.ip6)); |
| 0 | 107 else |
| 108 #endif | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
109 memcpy(&so->sin.sin_addr, &ip->u.ip4, sizeof(ip->u.ip4)); |
| 0 | 110 } |
| 111 | |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
112 static inline void |
|
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
113 sin_get_ip(const union sockaddr_union *so, struct ip_addr *ip) |
| 0 | 114 { |
|
12138
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
115 /* IP structs may be sent across processes. Clear the whole struct |
|
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
116 first to make sure it won't leak any data across processes. */ |
|
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
117 memset(ip, 0, sizeof(*ip)); |
|
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
118 |
| 0 | 119 ip->family = so->sin.sin_family; |
| 120 | |
| 121 #ifdef HAVE_IPV6 | |
| 122 if (ip->family == AF_INET6) | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
123 memcpy(&ip->u.ip6, &so->sin6.sin6_addr, sizeof(ip->u.ip6)); |
| 0 | 124 else |
| 125 #endif | |
|
3400
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
126 if (ip->family == AF_INET) |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
127 memcpy(&ip->u.ip4, &so->sin.sin_addr, sizeof(ip->u.ip4)); |
|
3400
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
128 else |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
129 memset(&ip->u, 0, sizeof(ip->u)); |
| 0 | 130 } |
| 131 | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
132 static inline void sin_set_port(union sockaddr_union *so, in_port_t port) |
| 0 | 133 { |
| 134 #ifdef HAVE_IPV6 | |
| 135 if (so->sin.sin_family == AF_INET6) | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
136 so->sin6.sin6_port = htons(port); |
| 0 | 137 else |
| 138 #endif | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
139 so->sin.sin_port = htons(port); |
| 0 | 140 } |
| 141 | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
142 static inline in_port_t sin_get_port(union sockaddr_union *so) |
| 0 | 143 { |
| 144 #ifdef HAVE_IPV6 | |
| 145 if (so->sin.sin_family == AF_INET6) | |
| 146 return ntohs(so->sin6.sin6_port); | |
| 147 #endif | |
|
3400
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
148 if (so->sin.sin_family == AF_INET) |
|
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
149 return ntohs(so->sin.sin_port); |
|
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
150 |
|
ddfa507bb74f
Don't return random data if net_getpeername() or net_getsockname() is used
Timo Sirainen <tss@iki.fi>
parents:
3373
diff
changeset
|
151 return 0; |
| 0 | 152 } |
| 153 | |
|
6876
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
154 #ifdef __FreeBSD__ |
|
11879
4fb7e5327efc
net_connect_ip*(): Fixed FreeBSD kludging.
Timo Sirainen <tss@iki.fi>
parents:
11794
diff
changeset
|
155 static int |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
156 net_connect_ip_full_freebsd(const struct ip_addr *ip, in_port_t port, |
|
17914
f0015ab0efb1
lib: Compiling fix for FreeBSD
Timo Sirainen <tss@iki.fi>
parents:
17883
diff
changeset
|
157 const struct ip_addr *my_ip, int sock_type, |
|
f0015ab0efb1
lib: Compiling fix for FreeBSD
Timo Sirainen <tss@iki.fi>
parents:
17883
diff
changeset
|
158 bool blocking); |
|
6876
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
159 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
160 static int net_connect_ip_full(const struct ip_addr *ip, in_port_t port, |
|
17914
f0015ab0efb1
lib: Compiling fix for FreeBSD
Timo Sirainen <tss@iki.fi>
parents:
17883
diff
changeset
|
161 const struct ip_addr *my_ip, int sock_type, |
|
f0015ab0efb1
lib: Compiling fix for FreeBSD
Timo Sirainen <tss@iki.fi>
parents:
17883
diff
changeset
|
162 bool blocking) |
|
6876
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
163 { |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
164 int fd, try; |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
165 |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
166 for (try = 0;;) { |
|
17914
f0015ab0efb1
lib: Compiling fix for FreeBSD
Timo Sirainen <tss@iki.fi>
parents:
17883
diff
changeset
|
167 fd = net_connect_ip_full_freebsd(ip, port, my_ip, sock_type, blocking); |
|
6876
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
168 if (fd != -1 || ++try == 5 || |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
169 (errno != EADDRINUSE && errno != EACCES)) |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
170 break; |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
171 /* |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
172 This may be just a temporary problem: |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
173 |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
174 EADDRINUSE: busy |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
175 EACCES: pf may cause this if another connection used |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
176 the same port recently |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
177 */ |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
178 } |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
179 return fd; |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
180 } |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
181 /* then some kludging: */ |
|
11879
4fb7e5327efc
net_connect_ip*(): Fixed FreeBSD kludging.
Timo Sirainen <tss@iki.fi>
parents:
11794
diff
changeset
|
182 #define net_connect_ip_full net_connect_ip_full_freebsd |
|
6876
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
183 #endif |
|
ed6693fc06d6
FreeBSD: If connect() fails with EADDRINUSE or EACCES, try again max. 3 times.
Timo Sirainen <tss@iki.fi>
parents:
6825
diff
changeset
|
184 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
185 static int net_connect_ip_full(const struct ip_addr *ip, in_port_t port, |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
186 const struct ip_addr *my_ip, int sock_type, bool blocking) |
| 0 | 187 { |
| 188 union sockaddr_union so; | |
| 189 int fd, ret, opt = 1; | |
| 190 | |
| 191 if (my_ip != NULL && ip->family != my_ip->family) { | |
| 192 i_warning("net_connect_ip(): ip->family != my_ip->family"); | |
| 193 my_ip = NULL; | |
| 194 } | |
| 195 | |
| 196 /* create the socket */ | |
| 197 memset(&so, 0, sizeof(so)); | |
| 198 so.sin.sin_family = ip->family; | |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
199 fd = socket(ip->family, sock_type, 0); |
| 0 | 200 |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
201 if (fd == -1) { |
|
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
202 i_error("socket() failed: %m"); |
| 0 | 203 return -1; |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
204 } |
| 0 | 205 |
| 206 /* set socket options */ | |
|
17459
e279bd060c28
lib: Added (void) prefixes to some setsockopt() calls which we don't care if they fail.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
207 (void)setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)); |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
208 if (sock_type == SOCK_STREAM) |
|
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
209 (void)setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &opt, sizeof(opt)); |
|
11794
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
210 if (!blocking) |
|
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
211 net_set_nonblock(fd, TRUE); |
| 0 | 212 |
| 213 /* set our own address */ | |
| 214 if (my_ip != NULL) { | |
| 215 sin_set_ip(&so, my_ip); | |
| 216 if (bind(fd, &so.sa, SIZEOF_SOCKADDR(so)) == -1) { | |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
217 i_error("bind(%s) failed: %m", net_ip2addr(my_ip)); |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
218 i_close_fd(&fd); |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
219 return -1; |
| 0 | 220 } |
| 221 } | |
| 222 | |
| 223 /* connect */ | |
| 224 sin_set_ip(&so, ip); | |
| 225 sin_set_port(&so, port); | |
| 226 ret = connect(fd, &so.sa, SIZEOF_SOCKADDR(so)); | |
| 227 | |
| 228 #ifndef WIN32 | |
| 229 if (ret < 0 && errno != EINPROGRESS) | |
| 230 #else | |
| 231 if (ret < 0 && WSAGetLastError() != WSAEWOULDBLOCK) | |
| 232 #endif | |
| 233 { | |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
234 i_close_fd(&fd); |
| 0 | 235 return -1; |
| 236 } | |
| 237 | |
| 238 return fd; | |
| 239 } | |
|
11879
4fb7e5327efc
net_connect_ip*(): Fixed FreeBSD kludging.
Timo Sirainen <tss@iki.fi>
parents:
11794
diff
changeset
|
240 #ifdef __FreeBSD__ |
|
4fb7e5327efc
net_connect_ip*(): Fixed FreeBSD kludging.
Timo Sirainen <tss@iki.fi>
parents:
11794
diff
changeset
|
241 # undef net_connect_ip_full |
|
4fb7e5327efc
net_connect_ip*(): Fixed FreeBSD kludging.
Timo Sirainen <tss@iki.fi>
parents:
11794
diff
changeset
|
242 #endif |
| 0 | 243 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
244 int net_connect_ip(const struct ip_addr *ip, in_port_t port, |
|
11794
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
245 const struct ip_addr *my_ip) |
|
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
246 { |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
247 return net_connect_ip_full(ip, port, my_ip, SOCK_STREAM, FALSE); |
|
11794
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
248 } |
|
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
249 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
250 int net_connect_ip_blocking(const struct ip_addr *ip, in_port_t port, |
|
11794
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
251 const struct ip_addr *my_ip) |
|
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
252 { |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
253 return net_connect_ip_full(ip, port, my_ip, SOCK_STREAM, TRUE); |
|
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
254 } |
|
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
255 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
256 int net_connect_udp(const struct ip_addr *ip, in_port_t port, |
|
17883
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
257 const struct ip_addr *my_ip) |
|
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
258 { |
|
95ac50948e39
lib: Added support for connecting UDP sockets.
Stephan Bosch <stephan@rename-it.nl>
parents:
17461
diff
changeset
|
259 return net_connect_ip_full(ip, port, my_ip, SOCK_DGRAM, FALSE); |
|
11794
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
260 } |
|
5ea9394b5ced
liblib: Added net_connect_ip_blocking().
Timo Sirainen <tss@iki.fi>
parents:
11564
diff
changeset
|
261 |
| 11340 | 262 int net_try_bind(const struct ip_addr *ip) |
| 263 { | |
| 264 union sockaddr_union so; | |
| 265 int fd; | |
| 266 | |
| 267 /* create the socket */ | |
| 268 memset(&so, 0, sizeof(so)); | |
| 269 so.sin.sin_family = ip->family; | |
| 270 fd = socket(ip->family, SOCK_STREAM, 0); | |
| 271 if (fd == -1) { | |
| 272 i_error("socket() failed: %m"); | |
| 273 return -1; | |
| 274 } | |
| 275 | |
| 276 sin_set_ip(&so, ip); | |
| 277 if (bind(fd, &so.sa, SIZEOF_SOCKADDR(so)) == -1) { | |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
278 i_close_fd(&fd); |
| 11340 | 279 return -1; |
| 280 } | |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
281 i_close_fd(&fd); |
| 11340 | 282 return 0; |
| 283 } | |
| 284 | |
| 0 | 285 int net_connect_unix(const char *path) |
| 286 { | |
| 13557 | 287 union sockaddr_union_unix sa; |
| 0 | 288 int fd, ret; |
| 289 | |
|
807
35abd7a5d381
Buffer related cleanups. Use PATH_MAX instead of hardcoded 1024 for paths.
Timo Sirainen <tss@iki.fi>
parents:
805
diff
changeset
|
290 memset(&sa, 0, sizeof(sa)); |
|
5985
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
291 sa.un.sun_family = AF_UNIX; |
|
6422
18173a52f721
Renamed strocpy() to i_strocpy().
Timo Sirainen <tss@iki.fi>
parents:
6411
diff
changeset
|
292 if (i_strocpy(sa.un.sun_path, path, sizeof(sa.un.sun_path)) < 0) { |
| 0 | 293 /* too long path */ |
|
15601
e4cc3f2b66e3
net_connect_unix(): If path is too long, return ENAMETOOLONG if it's available.
Timo Sirainen <tss@iki.fi>
parents:
14387
diff
changeset
|
294 #ifdef ENAMETOOLONG |
|
e4cc3f2b66e3
net_connect_unix(): If path is too long, return ENAMETOOLONG if it's available.
Timo Sirainen <tss@iki.fi>
parents:
14387
diff
changeset
|
295 errno = ENAMETOOLONG; |
|
e4cc3f2b66e3
net_connect_unix(): If path is too long, return ENAMETOOLONG if it's available.
Timo Sirainen <tss@iki.fi>
parents:
14387
diff
changeset
|
296 #else |
| 0 | 297 errno = EINVAL; |
|
15601
e4cc3f2b66e3
net_connect_unix(): If path is too long, return ENAMETOOLONG if it's available.
Timo Sirainen <tss@iki.fi>
parents:
14387
diff
changeset
|
298 #endif |
| 0 | 299 return -1; |
| 300 } | |
| 301 | |
| 302 /* create the socket */ | |
| 303 fd = socket(PF_UNIX, SOCK_STREAM, 0); | |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
304 if (fd == -1) { |
|
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
305 i_error("socket(%s) failed: %m", path); |
| 0 | 306 return -1; |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
307 } |
| 0 | 308 |
|
3076
8d15fea729c2
Use nonblocking connecting for unix sockets.
Timo Sirainen <tss@iki.fi>
parents:
3075
diff
changeset
|
309 net_set_nonblock(fd, TRUE); |
|
8d15fea729c2
Use nonblocking connecting for unix sockets.
Timo Sirainen <tss@iki.fi>
parents:
3075
diff
changeset
|
310 |
| 0 | 311 /* connect */ |
|
5985
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
312 ret = connect(fd, &sa.sa, sizeof(sa)); |
| 0 | 313 if (ret < 0 && errno != EINPROGRESS) { |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
314 i_close_fd(&fd); |
| 0 | 315 return -1; |
| 316 } | |
| 317 | |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
318 #ifdef NEEDS_LOCAL_CREDS |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
319 { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
320 int on = 1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
321 if (setsockopt(fd, 0, LOCAL_CREDS, &on, sizeof on)) { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
322 i_error("setsockopt(LOCAL_CREDS) failed: %m"); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
323 return -1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
324 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
325 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
326 #endif |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
327 |
| 0 | 328 return fd; |
| 329 } | |
| 330 | |
|
10158
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
331 int net_connect_unix_with_retries(const char *path, unsigned int msecs) |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
332 { |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
333 struct timeval start, now; |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
334 int fd; |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
335 |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
336 if (gettimeofday(&start, NULL) < 0) |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
337 i_panic("gettimeofday() failed: %m"); |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
338 |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
339 do { |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
340 fd = net_connect_unix(path); |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
341 if (fd != -1 || (errno != EAGAIN && errno != ECONNREFUSED)) |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
342 break; |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
343 |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
344 /* busy. wait for a while. */ |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
345 usleep(((rand() % 10) + 1) * 10000); |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
346 if (gettimeofday(&now, NULL) < 0) |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
347 i_panic("gettimeofday() failed: %m"); |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
348 } while (timeval_diff_msecs(&now, &start) < (int)msecs); |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
349 return fd; |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
350 } |
|
1bc88aa1373f
Added net_connect_unix_with_retries().
Timo Sirainen <tss@iki.fi>
parents:
9843
diff
changeset
|
351 |
| 0 | 352 void net_disconnect(int fd) |
| 353 { | |
|
11564
c24ee1ebb159
net_disconnect(): Ignore ECONNRESET error.
Timo Sirainen <tss@iki.fi>
parents:
11448
diff
changeset
|
354 /* FreeBSD's close() fails with ECONNRESET if socket still has unsent |
|
c24ee1ebb159
net_disconnect(): Ignore ECONNRESET error.
Timo Sirainen <tss@iki.fi>
parents:
11448
diff
changeset
|
355 data in transmit buffer. We don't care. */ |
|
c24ee1ebb159
net_disconnect(): Ignore ECONNRESET error.
Timo Sirainen <tss@iki.fi>
parents:
11448
diff
changeset
|
356 if (close(fd) < 0 && errno != ECONNRESET) |
|
388
792fc5b3daa4
Send error message if close() fails in net_disconnect().
Timo Sirainen <tss@iki.fi>
parents:
349
diff
changeset
|
357 i_error("net_disconnect() failed: %m"); |
| 0 | 358 } |
| 359 | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
360 void net_set_nonblock(int fd, bool nonblock) |
| 0 | 361 { |
|
14634
a65006d95d53
fd_set_nonblock() API changed to i_fatal() on failure.
Timo Sirainen <tss@iki.fi>
parents:
14629
diff
changeset
|
362 fd_set_nonblock(fd, nonblock); |
| 0 | 363 } |
| 364 | |
|
6411
6a64e64fa3a3
Renamed __attr_*__ to ATTR_*. Renamed __attrs_used__ to ATTRS_DEFINED.
Timo Sirainen <tss@iki.fi>
parents:
5985
diff
changeset
|
365 int net_set_cork(int fd ATTR_UNUSED, bool cork ATTR_UNUSED) |
| 0 | 366 { |
| 367 #ifdef TCP_CORK | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
368 int val = cork; |
|
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
369 |
|
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
370 return setsockopt(fd, IPPROTO_TCP, TCP_CORK, &val, sizeof(val)); |
|
410
1f0e7229ee58
Split IOBuffer into mmaped IBuffer, file IBuffer, memory data IBuffer and
Timo Sirainen <tss@iki.fi>
parents:
404
diff
changeset
|
371 #else |
|
1f0e7229ee58
Split IOBuffer into mmaped IBuffer, file IBuffer, memory data IBuffer and
Timo Sirainen <tss@iki.fi>
parents:
404
diff
changeset
|
372 errno = ENOPROTOOPT; |
|
1f0e7229ee58
Split IOBuffer into mmaped IBuffer, file IBuffer, memory data IBuffer and
Timo Sirainen <tss@iki.fi>
parents:
404
diff
changeset
|
373 return -1; |
| 0 | 374 #endif |
| 375 } | |
| 376 | |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
377 void net_get_ip_any4(struct ip_addr *ip) |
|
780
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
378 { |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
379 ip->family = AF_INET; |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
380 ip->u.ip4.s_addr = INADDR_ANY; |
|
780
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
381 } |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
382 |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
383 void net_get_ip_any6(struct ip_addr *ip) |
|
780
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
384 { |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
385 #ifdef HAVE_IPV6 |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
386 ip->family = AF_INET6; |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
387 ip->u.ip6 = in6addr_any; |
|
780
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
388 #else |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
389 memset(ip, 0, sizeof(struct ip_addr)); |
|
780
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
390 #endif |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
391 } |
|
1cc947617c8b
imap_listen and imaps_listen accepts now "*" as "all IPv4 interfaces" and
Timo Sirainen <tss@iki.fi>
parents:
680
diff
changeset
|
392 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
393 int net_listen(const struct ip_addr *my_ip, in_port_t *port, int backlog) |
| 0 | 394 { |
|
16822
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
395 enum net_listen_flags flags = 0; |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
396 |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
397 return net_listen_full(my_ip, port, &flags, backlog); |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
398 } |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
399 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
400 int net_listen_full(const struct ip_addr *my_ip, in_port_t *port, |
|
16822
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
401 enum net_listen_flags *flags, int backlog) |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
402 { |
| 0 | 403 union sockaddr_union so; |
| 404 int ret, fd, opt = 1; | |
| 405 socklen_t len; | |
| 406 | |
| 407 memset(&so, 0, sizeof(so)); | |
| 408 sin_set_port(&so, *port); | |
| 409 sin_set_ip(&so, my_ip); | |
| 410 | |
| 411 /* create the socket */ | |
| 412 fd = socket(so.sin.sin_family, SOCK_STREAM, 0); | |
| 413 #ifdef HAVE_IPV6 | |
|
12563
cde0d403c6ff
net_listen(): If IPv6 isn't supported, don't fallback to IPv4 if my_ip is given.
Timo Sirainen <tss@iki.fi>
parents:
12138
diff
changeset
|
414 if (fd == -1 && my_ip == NULL && |
|
cde0d403c6ff
net_listen(): If IPv6 isn't supported, don't fallback to IPv4 if my_ip is given.
Timo Sirainen <tss@iki.fi>
parents:
12138
diff
changeset
|
415 (errno == EINVAL || errno == EAFNOSUPPORT)) { |
| 0 | 416 /* IPv6 is not supported by OS */ |
| 417 so.sin.sin_family = AF_INET; | |
| 418 so.sin.sin_addr.s_addr = INADDR_ANY; | |
| 419 | |
| 420 fd = socket(AF_INET, SOCK_STREAM, 0); | |
| 421 } | |
| 422 #endif | |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
423 if (fd == -1) { |
|
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
424 i_error("socket() failed: %m"); |
| 0 | 425 return -1; |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
426 } |
| 0 | 427 |
| 428 /* set socket options */ | |
|
17459
e279bd060c28
lib: Added (void) prefixes to some setsockopt() calls which we don't care if they fail.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
429 (void)setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)); |
|
e279bd060c28
lib: Added (void) prefixes to some setsockopt() calls which we don't care if they fail.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
430 (void)setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, &opt, sizeof(opt)); |
| 0 | 431 |
|
16822
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
432 if ((*flags & NET_LISTEN_FLAG_REUSEPORT) != 0) { |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
433 #ifdef SO_REUSEPORT |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
434 if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
435 &opt, sizeof(opt)) < 0) |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
436 #endif |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
437 *flags &= ~NET_LISTEN_FLAG_REUSEPORT; |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
438 } |
|
6a814345f16c
lib: Added net_listen_full() with a flag to set SO_REUSEPORT on the socket if available.
Timo Sirainen <tss@iki.fi>
parents:
16806
diff
changeset
|
439 |
|
7274
da971cec0395
[::] listens only for IPv6 addresses now. This gets rid of IPv4-mapped IPv6
Timo Sirainen <tss@iki.fi>
parents:
7086
diff
changeset
|
440 /* If using IPv6, bind only to IPv6 if possible. This avoids |
|
da971cec0395
[::] listens only for IPv6 addresses now. This gets rid of IPv4-mapped IPv6
Timo Sirainen <tss@iki.fi>
parents:
7086
diff
changeset
|
441 ambiguities with IPv4-mapped IPv6 addresses. */ |
|
3373
690dcc51cdc1
if using IPv6, bind both on the IPv4 and IPv6 addresses if IPV6_V6ONLY is
Timo Sirainen <tss@iki.fi>
parents:
3076
diff
changeset
|
442 #ifdef IPV6_V6ONLY |
|
690dcc51cdc1
if using IPv6, bind both on the IPv4 and IPv6 addresses if IPV6_V6ONLY is
Timo Sirainen <tss@iki.fi>
parents:
3076
diff
changeset
|
443 if (so.sin.sin_family == AF_INET6) { |
|
7274
da971cec0395
[::] listens only for IPv6 addresses now. This gets rid of IPv4-mapped IPv6
Timo Sirainen <tss@iki.fi>
parents:
7086
diff
changeset
|
444 opt = 1; |
|
17459
e279bd060c28
lib: Added (void) prefixes to some setsockopt() calls which we don't care if they fail.
Timo Sirainen <tss@iki.fi>
parents:
17130
diff
changeset
|
445 (void)setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &opt, sizeof(opt)); |
|
3373
690dcc51cdc1
if using IPv6, bind both on the IPv4 and IPv6 addresses if IPV6_V6ONLY is
Timo Sirainen <tss@iki.fi>
parents:
3076
diff
changeset
|
446 } |
|
690dcc51cdc1
if using IPv6, bind both on the IPv4 and IPv6 addresses if IPV6_V6ONLY is
Timo Sirainen <tss@iki.fi>
parents:
3076
diff
changeset
|
447 #endif |
| 0 | 448 /* specify the address/port we want to listen in */ |
| 449 ret = bind(fd, &so.sa, SIZEOF_SOCKADDR(so)); | |
|
3537
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
450 if (ret < 0) { |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
451 if (errno != EADDRINUSE) { |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
452 i_error("bind(%s, %u) failed: %m", |
|
14387
cd7e15b2d575
net_listen(): If bind(ip=any) fails with non-EADDRINUSE, don't crash.
Timo Sirainen <tss@iki.fi>
parents:
14377
diff
changeset
|
453 my_ip == NULL ? "" : net_ip2addr(my_ip), *port); |
|
3537
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
454 } |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
455 } else { |
| 0 | 456 /* get the actual port we started listen */ |
| 457 len = SIZEOF_SOCKADDR(so); | |
| 458 ret = getsockname(fd, &so.sa, &len); | |
| 459 if (ret >= 0) { | |
| 460 *port = sin_get_port(&so); | |
| 461 | |
| 462 /* start listening */ | |
|
3075
9cb91ed5a110
Added backlog parameter for net_listen*().
Timo Sirainen <tss@iki.fi>
parents:
2639
diff
changeset
|
463 if (listen(fd, backlog) >= 0) |
|
3537
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
464 return fd; |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
465 |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
466 if (errno != EADDRINUSE) |
|
5ff3b88db948
net_listen(): Print bind() errors only if it's not EADDRINUSE. Also do the
Timo Sirainen <tss@iki.fi>
parents:
3523
diff
changeset
|
467 i_error("listen() failed: %m"); |
| 0 | 468 } |
| 469 } | |
| 470 | |
| 471 /* error */ | |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
472 i_close_fd(&fd); |
| 0 | 473 return -1; |
| 474 } | |
| 475 | |
|
3075
9cb91ed5a110
Added backlog parameter for net_listen*().
Timo Sirainen <tss@iki.fi>
parents:
2639
diff
changeset
|
476 int net_listen_unix(const char *path, int backlog) |
| 0 | 477 { |
|
5985
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
478 union { |
|
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
479 struct sockaddr sa; |
|
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
480 struct sockaddr_un un; |
|
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
481 } sa; |
| 0 | 482 int fd; |
| 483 | |
|
807
35abd7a5d381
Buffer related cleanups. Use PATH_MAX instead of hardcoded 1024 for paths.
Timo Sirainen <tss@iki.fi>
parents:
805
diff
changeset
|
484 memset(&sa, 0, sizeof(sa)); |
|
5985
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
485 sa.un.sun_family = AF_UNIX; |
|
6422
18173a52f721
Renamed strocpy() to i_strocpy().
Timo Sirainen <tss@iki.fi>
parents:
6411
diff
changeset
|
486 if (i_strocpy(sa.un.sun_path, path, sizeof(sa.un.sun_path)) < 0) { |
| 0 | 487 /* too long path */ |
|
16806
07cc79e0041d
net_listen_unix(): If path is too long, return EOVERFLOW instead of EINVAL.
Timo Sirainen <tss@iki.fi>
parents:
16666
diff
changeset
|
488 errno = EOVERFLOW; |
| 0 | 489 return -1; |
| 490 } | |
| 491 | |
| 492 /* create the socket */ | |
| 493 fd = socket(PF_UNIX, SOCK_STREAM, 0); | |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
494 if (fd == -1) { |
|
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
495 i_error("socket() failed: %m"); |
| 0 | 496 return -1; |
|
3523
d1ed3b3548db
Added some more error messages. Also if net_connect_ip() gives my_ip
Timo Sirainen <tss@iki.fi>
parents:
3400
diff
changeset
|
497 } |
| 0 | 498 |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
499 #ifdef NEEDS_LOCAL_CREDS |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
500 { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
501 int on = 1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
502 if (setsockopt(fd, 0, LOCAL_CREDS, &on, sizeof on)) { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
503 i_error("setsockopt(LOCAL_CREDS) failed: %m"); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
504 return -1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
505 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
506 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
507 #endif |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
508 |
| 0 | 509 /* bind */ |
|
5985
8ae4b8d78a25
More union usage to avoid casting.
Timo Sirainen <tss@iki.fi>
parents:
5984
diff
changeset
|
510 if (bind(fd, &sa.sa, sizeof(sa)) < 0) { |
|
3545
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
511 if (errno != EADDRINUSE) |
|
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
512 i_error("bind(%s) failed: %m", path); |
|
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
513 } else { |
| 0 | 514 /* start listening */ |
|
3075
9cb91ed5a110
Added backlog parameter for net_listen*().
Timo Sirainen <tss@iki.fi>
parents:
2639
diff
changeset
|
515 if (listen(fd, backlog) == 0) |
| 0 | 516 return fd; |
|
3545
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
517 |
|
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
518 if (errno != EADDRINUSE) |
|
0b6539bc22b9
Don't log extra bind() errors for net_listen_unix() either
Timo Sirainen <tss@iki.fi>
parents:
3537
diff
changeset
|
519 i_error("listen() failed: %m"); |
| 0 | 520 } |
| 521 | |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
522 i_close_fd(&fd); |
| 0 | 523 return -1; |
| 524 } | |
| 525 | |
|
8219
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
526 int net_listen_unix_unlink_stale(const char *path, int backlog) |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
527 { |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
528 unsigned int i = 0; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
529 int fd; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
530 |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
531 while ((fd = net_listen_unix(path, backlog)) == -1) { |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
532 if (errno != EADDRINUSE || ++i == 2) |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
533 return -1; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
534 |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
535 /* see if it really exists */ |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
536 fd = net_connect_unix(path); |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
537 if (fd != -1 || errno != ECONNREFUSED) { |
|
14691
3945a3646c67
Changed i_close_fd() API to set the fd to -1 after closing.
Timo Sirainen <tss@iki.fi>
parents:
14687
diff
changeset
|
538 if (fd != -1) i_close_fd(&fd); |
|
8219
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
539 errno = EADDRINUSE; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
540 return -1; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
541 } |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
542 |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
543 /* delete and try again */ |
|
19136
fefaa6d09a81
Replaced unlink() calls with i_unlink*() wherever possible.
Timo Sirainen <tss@iki.fi>
parents:
19041
diff
changeset
|
544 if (i_unlink_if_exists(path) < 0) { |
|
8219
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
545 errno = EADDRINUSE; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
546 return -1; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
547 } |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
548 } |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
549 return fd; |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
550 } |
|
ec83f6dcb585
Added net_listen_unix_unlink_stale() and use it where needed to avoid code duplication.
Timo Sirainen <tss@iki.fi>
parents:
7919
diff
changeset
|
551 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
552 int net_accept(int fd, struct ip_addr *addr_r, in_port_t *port_r) |
| 0 | 553 { |
| 554 union sockaddr_union so; | |
| 555 int ret; | |
| 556 socklen_t addrlen; | |
| 557 | |
| 558 i_assert(fd >= 0); | |
| 559 | |
| 560 addrlen = sizeof(so); | |
| 561 ret = accept(fd, &so.sa, &addrlen); | |
| 562 | |
|
680
84e398270f7f
net_accept() returns now -2 for fatal failures.
Timo Sirainen <tss@iki.fi>
parents:
628
diff
changeset
|
563 if (ret < 0) { |
|
5358
a977ad033903
net_listen_unix() API changed a bit. -1 is now returned for errors that can
Timo Sirainen <tss@iki.fi>
parents:
4745
diff
changeset
|
564 if (errno == EAGAIN || errno == ECONNABORTED) |
|
a977ad033903
net_listen_unix() API changed a bit. -1 is now returned for errors that can
Timo Sirainen <tss@iki.fi>
parents:
4745
diff
changeset
|
565 return -1; |
|
a977ad033903
net_listen_unix() API changed a bit. -1 is now returned for errors that can
Timo Sirainen <tss@iki.fi>
parents:
4745
diff
changeset
|
566 else |
|
680
84e398270f7f
net_accept() returns now -2 for fatal failures.
Timo Sirainen <tss@iki.fi>
parents:
628
diff
changeset
|
567 return -2; |
|
84e398270f7f
net_accept() returns now -2 for fatal failures.
Timo Sirainen <tss@iki.fi>
parents:
628
diff
changeset
|
568 } |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
569 if (so.sin.sin_family == AF_UNIX) { |
|
14629
c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
Timo Sirainen <tss@iki.fi>
parents:
14576
diff
changeset
|
570 if (addr_r != NULL) |
|
c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
Timo Sirainen <tss@iki.fi>
parents:
14576
diff
changeset
|
571 memset(addr_r, 0, sizeof(*addr_r)); |
|
c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
Timo Sirainen <tss@iki.fi>
parents:
14576
diff
changeset
|
572 if (port_r != NULL) *port_r = 0; |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
573 } else { |
|
14629
c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
Timo Sirainen <tss@iki.fi>
parents:
14576
diff
changeset
|
574 if (addr_r != NULL) sin_get_ip(&so, addr_r); |
|
c93ca5e46a8a
Marked functions parameters that are allowed to be NULL. Some APIs were also changed.
Timo Sirainen <tss@iki.fi>
parents:
14576
diff
changeset
|
575 if (port_r != NULL) *port_r = sin_get_port(&so); |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
576 } |
| 0 | 577 return ret; |
| 578 } | |
| 579 | |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
580 ssize_t net_receive(int fd, void *buf, size_t len) |
| 0 | 581 { |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
582 ssize_t ret; |
| 0 | 583 |
| 584 i_assert(fd >= 0); | |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
585 i_assert(len <= SSIZE_T_MAX); |
| 0 | 586 |
|
3681
771cd6776d4b
Use read() instead of recv() in net_receive(), so it works even with
Timo Sirainen <tss@iki.fi>
parents:
3621
diff
changeset
|
587 ret = read(fd, buf, len); |
|
781
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
588 if (ret == 0) { |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
589 /* disconnected */ |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
590 errno = 0; |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
591 return -2; |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
592 } |
| 0 | 593 |
|
6825
85385079b044
Use likely() and unlikely() macros to make commonly checked error handling
Timo Sirainen <tss@iki.fi>
parents:
6666
diff
changeset
|
594 if (unlikely(ret < 0)) { |
|
781
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
595 if (errno == EINTR || errno == EAGAIN) |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
596 return 0; |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
597 |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
598 if (errno == ECONNRESET || errno == ETIMEDOUT) { |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
599 /* treat as disconnection */ |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
600 return -2; |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
601 } |
|
9cb7022749e7
net_receive, net_transmit: Return -2 for regular disconnection errors. Don't
Timo Sirainen <tss@iki.fi>
parents:
780
diff
changeset
|
602 } |
| 0 | 603 |
| 604 return ret; | |
| 605 } | |
| 606 | |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
607 ssize_t net_transmit(int fd, const void *data, size_t len) |
| 0 | 608 { |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
609 ssize_t ret; |
| 0 | 610 |
| 611 i_assert(fd >= 0); | |
|
183
4a7ab9e94f25
size_t fixes for lib/. Changed OFF_T_FORMAT to PRIuOFF_T which is more
Timo Sirainen <tss@iki.fi>
parents:
159
diff
changeset
|
612 i_assert(len <= SSIZE_T_MAX); |
| 0 | 613 |
|
64
83ae914a583a
added t_strdup_noconst() which can be used instead of (char *) t_strdup().
Timo Sirainen <tss@iki.fi>
parents:
34
diff
changeset
|
614 ret = send(fd, data, len, 0); |
|
17120
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
615 if (ret == -1) { |
|
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
616 if (errno == EINTR || errno == EAGAIN) |
|
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
617 return 0; |
|
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
618 if (errno == EPIPE) |
|
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
619 return -2; |
|
93cf0434dda4
net_transmit() may have wrongly returned EPIPE error.
Timo Sirainen <tss@iki.fi>
parents:
16822
diff
changeset
|
620 } |
| 0 | 621 return ret; |
| 622 } | |
| 623 | |
|
4745
7ee0bb1b2d97
Changed ips_count to unsigned int in net_gethostbyname(). Also removed
Timo Sirainen <tss@iki.fi>
parents:
4699
diff
changeset
|
624 int net_gethostbyname(const char *addr, struct ip_addr **ips, |
|
7ee0bb1b2d97
Changed ips_count to unsigned int in net_gethostbyname(). Also removed
Timo Sirainen <tss@iki.fi>
parents:
4699
diff
changeset
|
625 unsigned int *ips_count) |
| 0 | 626 { |
|
805
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
627 /* @UNSAFE */ |
| 0 | 628 #ifdef HAVE_IPV6 |
| 629 union sockaddr_union *so; | |
| 630 struct addrinfo hints, *ai, *origai; | |
|
19312
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
631 struct ip_addr ip; |
| 0 | 632 int host_error; |
| 633 #else | |
| 634 struct hostent *hp; | |
| 635 #endif | |
| 636 int count; | |
| 637 | |
| 638 *ips = NULL; | |
| 639 *ips_count = 0; | |
| 640 | |
| 641 #ifdef HAVE_IPV6 | |
|
19312
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
642 /* support [ipv6] style addresses here so they work globally */ |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
643 if (addr[0] == '[' && net_addr2ip(addr, &ip) == 0) { |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
644 *ips_count = 1; |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
645 *ips = t_new(struct ip_addr, 1); |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
646 **ips = ip; |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
647 return 0; |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
648 } |
|
c5c34c02fda3
lib: net_gethostbyname() now supports [ipv6] style bracketed addresses.
Timo Sirainen <tss@iki.fi>
parents:
19191
diff
changeset
|
649 |
| 0 | 650 memset(&hints, 0, sizeof(struct addrinfo)); |
| 651 hints.ai_socktype = SOCK_STREAM; | |
| 652 | |
| 653 /* save error to host_error for later use */ | |
| 654 host_error = getaddrinfo(addr, NULL, &hints, &ai); | |
| 655 if (host_error != 0) | |
| 656 return host_error; | |
| 657 | |
| 658 /* get number of IPs */ | |
| 659 origai = ai; | |
| 660 for (count = 0; ai != NULL; ai = ai->ai_next) | |
| 661 count++; | |
| 662 | |
| 663 *ips_count = count; | |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
664 *ips = t_malloc(sizeof(struct ip_addr) * count); |
| 0 | 665 |
| 666 count = 0; | |
| 667 for (ai = origai; ai != NULL; ai = ai->ai_next, count++) { | |
| 668 so = (union sockaddr_union *) ai->ai_addr; | |
| 669 | |
|
2113
c5817f302aa6
net_gethostbyname() was broken with IPv6 enabled (wasn't really used with
Timo Sirainen <tss@iki.fi>
parents:
2098
diff
changeset
|
670 sin_get_ip(so, &(*ips)[count]); |
| 0 | 671 } |
| 672 freeaddrinfo(origai); | |
| 673 #else | |
| 674 hp = gethostbyname(addr); | |
| 675 if (hp == NULL) | |
| 676 return h_errno; | |
| 677 | |
| 678 /* get number of IPs */ | |
| 679 count = 0; | |
| 680 while (hp->h_addr_list[count] != NULL) | |
| 681 count++; | |
| 682 | |
| 683 *ips_count = count; | |
|
903
fd8888f6f037
Naming style changes, finally got tired of most of the typedefs. Also the
Timo Sirainen <tss@iki.fi>
parents:
807
diff
changeset
|
684 *ips = t_malloc(sizeof(struct ip_addr) * count); |
| 0 | 685 |
| 686 while (count > 0) { | |
| 687 count--; | |
| 688 | |
| 689 (*ips)[count].family = AF_INET; | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
690 memcpy(&(*ips)[count].u.ip4, hp->h_addr_list[count], |
|
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
691 sizeof((*ips)[count].u.ip4)); |
| 0 | 692 } |
| 693 #endif | |
| 694 | |
| 695 return 0; | |
| 696 } | |
| 697 | |
|
16575
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
698 int net_gethostbyaddr(const struct ip_addr *ip, const char **name_r) |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
699 { |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
700 union sockaddr_union so; |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
701 socklen_t addrlen = sizeof(so); |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
702 char hbuf[NI_MAXHOST]; |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
703 int ret; |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
704 |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
705 memset(&so, 0, sizeof(so)); |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
706 sin_set_ip(&so, ip); |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
707 ret = getnameinfo(&so.sa, addrlen, hbuf, sizeof(hbuf), NULL, 0, |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
708 NI_NAMEREQD); |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
709 if (ret != 0) |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
710 return ret; |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
711 |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
712 *name_r = t_strdup(hbuf); |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
713 return 0; |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
714 } |
|
eaa712530f3f
Added net_gethostbyaddr() for DNS PTR lookups.
Timo Sirainen <tss@iki.fi>
parents:
16277
diff
changeset
|
715 |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
716 int net_getsockname(int fd, struct ip_addr *addr, in_port_t *port) |
| 0 | 717 { |
| 718 union sockaddr_union so; | |
| 719 socklen_t addrlen; | |
| 720 | |
| 721 i_assert(fd >= 0); | |
| 722 | |
| 723 addrlen = sizeof(so); | |
|
4018
989dd95aa8b9
Enable -Wstrict-aliasing=2 warning and fixed a couple of warnings it gave.
Timo Sirainen <tss@iki.fi>
parents:
4011
diff
changeset
|
724 if (getsockname(fd, &so.sa, &addrlen) == -1) |
| 0 | 725 return -1; |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
726 if (so.sin.sin_family == AF_UNIX) { |
|
12138
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
727 if (addr != NULL) |
|
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
728 memset(addr, 0, sizeof(*addr)); |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
729 if (port != NULL) *port = 0; |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
730 } else { |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
731 if (addr != NULL) sin_get_ip(&so, addr); |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
732 if (port != NULL) *port = sin_get_port(&so); |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
733 } |
| 0 | 734 return 0; |
| 735 } | |
| 736 | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
737 int net_getpeername(int fd, struct ip_addr *addr, in_port_t *port) |
| 2098 | 738 { |
| 739 union sockaddr_union so; | |
| 740 socklen_t addrlen; | |
| 741 | |
| 742 i_assert(fd >= 0); | |
| 743 | |
| 744 addrlen = sizeof(so); | |
|
4018
989dd95aa8b9
Enable -Wstrict-aliasing=2 warning and fixed a couple of warnings it gave.
Timo Sirainen <tss@iki.fi>
parents:
4011
diff
changeset
|
745 if (getpeername(fd, &so.sa, &addrlen) == -1) |
| 2098 | 746 return -1; |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
747 if (so.sin.sin_family == AF_UNIX) { |
|
12138
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
748 if (addr != NULL) |
|
e403f4dc95ea
Make sure no data is leaked across processes via struct ip_addr fields.
Timo Sirainen <tss@iki.fi>
parents:
11926
diff
changeset
|
749 memset(addr, 0, sizeof(*addr)); |
|
11926
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
750 if (port != NULL) *port = 0; |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
751 } else { |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
752 if (addr != NULL) sin_get_ip(&so, addr); |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
753 if (port != NULL) *port = sin_get_port(&so); |
|
10c4c9d5fb5b
net_accept(), net_getsock/peername(): Return UNIX sockets with family=port=0.
Timo Sirainen <tss@iki.fi>
parents:
11879
diff
changeset
|
754 } |
| 2098 | 755 return 0; |
| 756 } | |
| 757 | |
| 9843 | 758 int net_getunixname(int fd, const char **name_r) |
| 759 { | |
| 13363 | 760 union sockaddr_union_unix so; |
| 761 socklen_t addrlen = sizeof(so); | |
| 9843 | 762 |
| 13363 | 763 if (getsockname(fd, &so.sa, &addrlen) < 0) |
| 9843 | 764 return -1; |
| 13557 | 765 if (so.un.sun_family != AF_UNIX) { |
| 9843 | 766 errno = ENOTSOCK; |
| 767 return -1; | |
| 768 } | |
| 13557 | 769 *name_r = t_strdup(so.un.sun_path); |
| 9843 | 770 return 0; |
| 771 } | |
| 772 | |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
773 int net_getunixcred(int fd, struct net_unix_cred *cred_r) |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
774 { |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
775 #if defined(SO_PEERCRED) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
776 # if defined(HAVE_STRUCT_SOCKPEERCRED) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
777 /* OpenBSD (may also provide getpeereid, but we also want pid) */ |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
778 struct sockpeercred ucred; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
779 # else |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
780 /* Linux */ |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
781 struct ucred ucred; |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
782 # endif |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
783 socklen_t len = sizeof(ucred); |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
784 |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
785 if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &ucred, &len) < 0) { |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
786 i_error("getsockopt(SO_PEERCRED) failed: %m"); |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
787 return -1; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
788 } |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
789 cred_r->uid = ucred.uid; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
790 cred_r->gid = ucred.gid; |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
791 cred_r->pid = ucred.pid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
792 return 0; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
793 #elif defined(LOCAL_PEEREID) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
794 /* NetBSD (may also provide getpeereid, but we also want pid) */ |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
795 struct unpcbid ucred; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
796 socklen_t len = sizeof(ucred); |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
797 |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
798 if (getsockopt(fd, 0, LOCAL_PEEREID, &ucred, &len) < 0) { |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
799 i_error("getsockopt(LOCAL_PEEREID) failed: %m"); |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
800 return -1; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
801 } |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
802 |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
803 cred_r->uid = ucred.unp_euid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
804 cred_r->gid = ucred.unp_egid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
805 cred_r->pid = ucred.unp_pid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
806 return 0; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
807 #elif defined(HAVE_GETPEEREID) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
808 /* OSX 10.4+, FreeBSD 4.6+, OpenBSD 3.0+, NetBSD 5.0+ */ |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
809 if (getpeereid(fd, &cred_r->uid, &cred_r->gid) < 0) { |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
810 i_error("getpeereid() failed: %m"); |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
811 return -1; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
812 } |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
813 cred_r->pid = (pid_t)-1; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
814 return 0; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
815 #elif defined(LOCAL_PEERCRED) |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
816 /* Older FreeBSD */ |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
817 struct xucred ucred; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
818 socklen_t len = sizeof(ucred); |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
819 |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
820 if (getsockopt(fd, 0, LOCAL_PEERCRED, &ucred, &len) < 0) { |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
821 i_error("getsockopt(LOCAL_PEERCRED) failed: %m"); |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
822 return -1; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
823 } |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
824 |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
825 if (ucred.cr_version != XUCRED_VERSION) { |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
826 errno = EINVAL; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
827 return -1; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
828 } |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
829 |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
830 cred_r->uid = ucred.cr_uid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
831 cred_r->gid = ucred.cr_gid; |
|
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
832 cred_r->pid = (pid_t)-1; |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
833 return 0; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
834 #elif defined(HAVE_GETPEERUCRED) |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
835 /* Solaris */ |
|
14377
98fd46f8d1ab
net_getunixcred(): Fixed Solaris to use getpeerucred() properly.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
836 ucred_t *ucred = NULL; |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
837 |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
838 if (getpeerucred(fd, &ucred) < 0) { |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
839 i_error("getpeerucred() failed: %m"); |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
840 return -1; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
841 } |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
842 cred_r->uid = ucred_geteuid(ucred); |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
843 cred_r->gid = ucred_getrgid(ucred); |
|
14233
80688ab1ea3d
Extends struct net_unix_cred with pid field and modifies net_getunixcred() to fill it in if possible.
Timo Sirainen <tss@iki.fi>
parents:
14133
diff
changeset
|
844 cred_r->pid = ucred_getpid(ucred); |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
845 ucred_free(ucred); |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
846 |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
847 if (cred_r->uid == (uid_t)-1 || |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
848 cred_r->gid == (gid_t)-1) { |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
849 errno = EINVAL; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
850 return -1; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
851 } |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
852 return 0; |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
853 #elif NEEDS_LOCAL_CREDS |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
854 /* NetBSD < 5 */ |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
855 int i, n, on; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
856 struct iovec iov; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
857 struct msghdr msg; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
858 struct { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
859 struct cmsghdr ch; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
860 char buf[110]; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
861 } cdata; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
862 struct sockcred *sc; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
863 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
864 iov.iov_base = (char *)&on; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
865 iov.iov_len = 1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
866 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
867 sc = (struct sockcred *)cdata.buf; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
868 sc->sc_uid = sc->sc_euid = sc->sc_gid = sc->sc_egid = -1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
869 memset(&cdata.ch, 0, sizeof cdata.ch); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
870 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
871 memset(&msg, 0, sizeof msg); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
872 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
873 msg.msg_iov = &iov; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
874 msg.msg_iovlen = 1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
875 msg.msg_control = &cdata; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
876 msg.msg_controllen = sizeof(cdata.ch) + sizeof(cdata.buf); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
877 |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
878 for (i = 0; i < 10; i++) { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
879 n = recvmsg(fd, &msg, MSG_WAITALL | MSG_PEEK); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
880 if (n >= 0 || errno != EAGAIN) |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
881 break; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
882 usleep(100); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
883 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
884 if (n < 0) { |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
885 i_error("recvmsg() failed: %m"); |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
886 return -1; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
887 } |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
888 cred_r->uid = sc->sc_euid; |
|
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
889 cred_r->gid = sc->sc_egid; |
|
16277
c802c0b960e2
net_getunixcred(): Fix to previous NetBSD<5 support: return pid as -1.
Timo Sirainen <tss@iki.fi>
parents:
16276
diff
changeset
|
890 cred_r->pid = (pid_t)-1; |
|
16276
d594ce839da3
net_getunixcred() support for NetBSD <v5.0. Fixed also building with other NetBSDs.
Timo Sirainen <tss@iki.fi>
parents:
16043
diff
changeset
|
891 return 0; |
|
12887
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
892 #else |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
893 errno = EINVAL; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
894 return -1; |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
895 #endif |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
896 } |
|
352999078d83
Added net_getunixcred() to get UNIX socket peer process's UID and GID.
Timo Sirainen <tss@iki.fi>
parents:
12782
diff
changeset
|
897 |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
898 const char *net_ip2addr(const struct ip_addr *ip) |
| 0 | 899 { |
| 900 #ifdef HAVE_IPV6 | |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
901 char addr[MAX_IP_LEN+1]; |
|
805
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
902 |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
903 addr[MAX_IP_LEN] = '\0'; |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
904 if (inet_ntop(ip->family, &ip->u.ip6, addr, MAX_IP_LEN) == NULL) |
|
16666
58be84a381e5
net_ip2addr() changed to return "" instead of NULL on failure.
Timo Sirainen <tss@iki.fi>
parents:
16647
diff
changeset
|
905 return ""; |
|
805
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
906 |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
907 return t_strdup(addr); |
| 0 | 908 #else |
| 909 unsigned long ip4; | |
| 910 | |
|
805
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
911 if (ip->family != AF_INET) |
|
16666
58be84a381e5
net_ip2addr() changed to return "" instead of NULL on failure.
Timo Sirainen <tss@iki.fi>
parents:
16647
diff
changeset
|
912 return ""; |
| 0 | 913 |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
914 ip4 = ntohl(ip->u.ip4.s_addr); |
|
805
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
915 return t_strdup_printf("%lu.%lu.%lu.%lu", |
|
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
916 (ip4 & 0xff000000UL) >> 24, |
|
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
917 (ip4 & 0x00ff0000) >> 16, |
|
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
918 (ip4 & 0x0000ff00) >> 8, |
|
5ac361acb316
Marked all non-trivial buffer modifications with @UNSAFE tag. Several
Timo Sirainen <tss@iki.fi>
parents:
781
diff
changeset
|
919 (ip4 & 0x000000ff)); |
| 0 | 920 #endif |
| 921 } | |
| 922 | |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
923 int net_addr2ip(const char *addr, struct ip_addr *ip) |
| 0 | 924 { |
|
11448
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
925 int ret; |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
926 |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
927 if (strchr(addr, ':') != NULL) { |
| 0 | 928 /* IPv6 */ |
| 929 #ifdef HAVE_IPV6 | |
|
11448
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
930 T_BEGIN { |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
931 if (addr[0] == '[') { |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
932 /* allow [ipv6 addr] */ |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
933 unsigned int len = strlen(addr); |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
934 if (addr[len-1] == ']') |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
935 addr = t_strndup(addr+1, len-2); |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
936 } |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
937 ret = inet_pton(AF_INET6, addr, &ip->u.ip6); |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
938 } T_END; |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
939 if (ret == 0) |
| 0 | 940 return -1; |
| 941 #else | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
942 ip->u.ip4.s_addr = 0; |
| 0 | 943 #endif |
|
18500
4903ab967807
lib: net_addr2ip() sets the family now only after address is successfully converted.
Timo Sirainen <tss@iki.fi>
parents:
18137
diff
changeset
|
944 ip->family = AF_INET6; |
| 0 | 945 } else { |
| 946 /* IPv4 */ | |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
947 if (inet_aton(addr, &ip->u.ip4) == 0) |
| 0 | 948 return -1; |
|
18500
4903ab967807
lib: net_addr2ip() sets the family now only after address is successfully converted.
Timo Sirainen <tss@iki.fi>
parents:
18137
diff
changeset
|
949 ip->family = AF_INET; |
| 0 | 950 } |
| 951 return 0; | |
| 952 } | |
| 953 | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
954 int net_str2port(const char *str, in_port_t *port_r) |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
955 { |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
956 uintmax_t l; |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
957 |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
958 if (str_to_uintmax(str, &l) < 0) |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
959 return -1; |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
960 |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
961 if (l == 0 || l > (in_port_t)-1) |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
962 return -1; |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
963 *port_r = (in_port_t)l; |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
964 return 0; |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
965 } |
|
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
966 |
|
19041
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
967 int net_str2port_zero(const char *str, in_port_t *port_r) |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
968 { |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
969 uintmax_t l; |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
970 |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
971 if (str_to_uintmax(str, &l) < 0) |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
972 return -1; |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
973 |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
974 if (l > (in_port_t)-1) |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
975 return -1; |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
976 *port_r = (in_port_t)l; |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
977 return 0; |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
978 } |
|
c53ccafc4a8e
Earlier in_port_t fix created problems with service listener configuration.
Stephan Bosch <stephan@rename-it.nl>
parents:
19035
diff
changeset
|
979 |
|
4684
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
980 int net_ipv6_mapped_ipv4_convert(const struct ip_addr *src, |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
981 struct ip_addr *dest) |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
982 { |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
983 #ifdef HAVE_IPV6 |
|
4699
9e4cc68b71b2
Fix net_ipv6_mapped_ipv4_convert() to be actually portable.
Timo Sirainen <tss@iki.fi>
parents:
4684
diff
changeset
|
984 static uint8_t v4_prefix[] = |
|
9e4cc68b71b2
Fix net_ipv6_mapped_ipv4_convert() to be actually portable.
Timo Sirainen <tss@iki.fi>
parents:
4684
diff
changeset
|
985 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff }; |
|
9e4cc68b71b2
Fix net_ipv6_mapped_ipv4_convert() to be actually portable.
Timo Sirainen <tss@iki.fi>
parents:
4684
diff
changeset
|
986 |
|
4684
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
987 if (!IPADDR_IS_V6(src)) |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
988 return -1; |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
989 if (memcmp(src->u.ip6.s6_addr, v4_prefix, sizeof(v4_prefix)) != 0) |
|
4684
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
990 return -1; |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
991 |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
992 dest->family = AF_INET; |
|
5984
74a6130211c2
Changed struct ip_addr to use union for ipv4/ipv6 structs so we don't have
Timo Sirainen <tss@iki.fi>
parents:
5865
diff
changeset
|
993 memcpy(&dest->u.ip6, &src->u.ip6.s6_addr[3*4], 4); |
|
4684
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
994 return 0; |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
995 #else |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
996 return -1; |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
997 #endif |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
998 } |
|
4f1df4b90500
Added net_ipv6_mapped_ipv4_convert().
Timo Sirainen <tss@iki.fi>
parents:
4018
diff
changeset
|
999 |
| 0 | 1000 int net_geterror(int fd) |
| 1001 { | |
| 1002 int data; | |
| 1003 socklen_t len = sizeof(data); | |
| 1004 | |
|
17461
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1005 if (getsockopt(fd, SOL_SOCKET, SO_ERROR, &data, &len) == -1) { |
|
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1006 /* we're now really returning the getsockopt()'s error code |
|
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1007 instead of the socket's, but normally we should never get |
|
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1008 here anyway. */ |
|
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1009 return errno; |
|
2e239d925c09
lib: Changed net_geterror() to return errno instead of -1 if getsockopt() fails.
Timo Sirainen <tss@iki.fi>
parents:
17459
diff
changeset
|
1010 } |
| 0 | 1011 |
| 1012 return data; | |
| 1013 } | |
| 1014 | |
| 1015 const char *net_gethosterror(int error) | |
| 1016 { | |
| 1017 #ifdef HAVE_IPV6 | |
| 1018 i_assert(error != 0); | |
| 1019 | |
| 1020 return gai_strerror(error); | |
| 1021 #else | |
| 1022 switch (error) { | |
| 1023 case HOST_NOT_FOUND: | |
| 1024 return "Host not found"; | |
| 1025 case NO_ADDRESS: | |
| 1026 return "No IP address found for name"; | |
| 1027 case NO_RECOVERY: | |
| 6666 | 1028 return "A non-recoverable name server error occurred"; |
| 0 | 1029 case TRY_AGAIN: |
| 1030 return "A temporary error on an authoritative name server"; | |
|
16647
dc60e46f0cb5
net_gethosterror(): Never return NULL.
Timo Sirainen <tss@iki.fi>
parents:
16575
diff
changeset
|
1031 default: |
|
dc60e46f0cb5
net_gethosterror(): Never return NULL.
Timo Sirainen <tss@iki.fi>
parents:
16575
diff
changeset
|
1032 return t_strdup_printf("Unknown error %d", error); |
| 0 | 1033 } |
| 1034 #endif | |
| 1035 } | |
| 1036 | |
| 1037 int net_hosterror_notfound(int error) | |
| 1038 { | |
| 1039 #ifdef HAVE_IPV6 | |
|
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
1871
diff
changeset
|
1040 #ifdef EAI_NODATA /* NODATA is depricated */ |
| 0 | 1041 return error != 1 && (error == EAI_NONAME || error == EAI_NODATA); |
| 1042 #else | |
|
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
1871
diff
changeset
|
1043 return error != 1 && (error == EAI_NONAME); |
|
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
1871
diff
changeset
|
1044 #endif |
|
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
1871
diff
changeset
|
1045 #else |
| 0 | 1046 return error == HOST_NOT_FOUND || error == NO_ADDRESS; |
| 1047 #endif | |
| 1048 } | |
| 1049 | |
|
19035
aabfe48db1cf
Changed type of internet port values to in_port_t everywhere.
Stephan Bosch <stephan@rename-it.nl>
parents:
18500
diff
changeset
|
1050 const char *net_getservbyport(in_port_t port) |
| 0 | 1051 { |
| 1052 struct servent *entry; | |
| 1053 | |
| 349 | 1054 entry = getservbyport(htons(port), "tcp"); |
| 0 | 1055 return entry == NULL ? NULL : entry->s_name; |
| 1056 } | |
| 1057 | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1058 bool is_ipv4_address(const char *addr) |
| 0 | 1059 { |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
1060 while (*addr != '\0') { |
|
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
1061 if (*addr != '.' && !i_isdigit(*addr)) |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1062 return FALSE; |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
1063 addr++; |
| 0 | 1064 } |
| 1065 | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1066 return TRUE; |
| 0 | 1067 } |
| 1068 | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1069 bool is_ipv6_address(const char *addr) |
| 0 | 1070 { |
|
11448
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1071 bool have_prefix = FALSE; |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1072 |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1073 if (*addr == '[') { |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1074 have_prefix = TRUE; |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1075 addr++; |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1076 } |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
1077 while (*addr != '\0') { |
|
11448
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1078 if (*addr != ':' && !i_isxdigit(*addr)) { |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1079 if (have_prefix && *addr == ']' && addr[1] == '\0') |
|
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1080 break; |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1081 return FALSE; |
|
11448
bdb46ba87203
Added support for [] around ipv6 addresses everywhere.
Timo Sirainen <tss@iki.fi>
parents:
11340
diff
changeset
|
1082 } |
|
1485
8c28289a15a1
s/host/addr/ in a few network functions
Timo Sirainen <tss@iki.fi>
parents:
1268
diff
changeset
|
1083 addr++; |
| 0 | 1084 } |
| 1085 | |
|
3863
55df57c028d4
Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents:
3681
diff
changeset
|
1086 return TRUE; |
| 0 | 1087 } |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1088 |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1089 int net_parse_range(const char *network, struct ip_addr *ip_r, |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1090 unsigned int *bits_r) |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1091 { |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1092 const char *p; |
|
11086
260e190306b0
Started using str_to_*() functions instead of libc's ones.
Timo Sirainen <tss@iki.fi>
parents:
10789
diff
changeset
|
1093 unsigned int bits, max_bits; |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1094 |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1095 p = strchr(network, '/'); |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1096 if (p != NULL) |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1097 network = t_strdup_until(network, p++); |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1098 |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1099 if (net_addr2ip(network, ip_r) < 0) |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1100 return -1; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1101 |
|
13290
d473660bc54d
liblib: Added IPADDR_BITS() macro.
Timo Sirainen <tss@iki.fi>
parents:
12887
diff
changeset
|
1102 max_bits = IPADDR_BITS(ip_r); |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1103 if (p == NULL) { |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1104 /* full IP address must match */ |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1105 bits = max_bits; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1106 } else { |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1107 /* get the network mask */ |
|
11086
260e190306b0
Started using str_to_*() functions instead of libc's ones.
Timo Sirainen <tss@iki.fi>
parents:
10789
diff
changeset
|
1108 if (str_to_uint(p, &bits) < 0 || bits > max_bits) |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1109 return -1; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1110 } |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1111 *bits_r = bits; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1112 return 0; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1113 } |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1114 |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1115 bool net_is_in_network(const struct ip_addr *ip, |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1116 const struct ip_addr *net_ip, unsigned int bits) |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1117 { |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1118 struct ip_addr tmp_ip; |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1119 const uint32_t *ip1, *ip2; |
|
7520
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1120 uint32_t mask, i1, i2; |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1121 unsigned int pos, i; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1122 |
|
7919
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1123 if (net_ipv6_mapped_ipv4_convert(ip, &tmp_ip) == 0) { |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1124 /* IPv4 address mapped disguised as IPv6 address */ |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1125 ip = &tmp_ip; |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1126 } |
|
423b8e3fedbb
Created net_parse_range() from auth code.
Timo Sirainen <tss@iki.fi>
parents:
7520
diff
changeset
|
1127 |
|
16043
790bb5dfadc6
net_is_in_network(): Don't assert-crash with invalid IP.
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
1128 if (ip->family == 0) { |
|
790bb5dfadc6
net_is_in_network(): Don't assert-crash with invalid IP.
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
1129 /* non-IPv4/IPv6 address (e.g. UNIX socket) never matches |
|
790bb5dfadc6
net_is_in_network(): Don't assert-crash with invalid IP.
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
1130 anything */ |
|
790bb5dfadc6
net_is_in_network(): Don't assert-crash with invalid IP.
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
1131 return FALSE; |
|
790bb5dfadc6
net_is_in_network(): Don't assert-crash with invalid IP.
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
1132 } |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1133 if (IPADDR_IS_V4(ip) != IPADDR_IS_V4(net_ip)) { |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1134 /* one is IPv6 and one is IPv4 */ |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1135 return FALSE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1136 } |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1137 i_assert(IPADDR_IS_V6(ip) == IPADDR_IS_V6(net_ip)); |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1138 |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1139 if (IPADDR_IS_V4(ip)) { |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1140 ip1 = &ip->u.ip4.s_addr; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1141 ip2 = &net_ip->u.ip4.s_addr; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1142 } else { |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1143 #ifdef HAVE_IPV6 |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1144 ip1 = (const void *)&ip->u.ip6; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1145 ip2 = (const void *)&net_ip->u.ip6; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1146 #else |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1147 /* shouldn't get here */ |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1148 return FALSE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1149 #endif |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1150 } |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1151 |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1152 /* check first the full 32bit ints */ |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1153 for (pos = 0, i = 0; pos + 32 <= bits; pos += 32, i++) { |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1154 if (ip1[i] != ip2[i]) |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1155 return FALSE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1156 } |
|
7520
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1157 i1 = htonl(ip1[i]); |
|
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1158 i2 = htonl(ip2[i]); |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1159 |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1160 /* check the last full bytes */ |
|
7520
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1161 for (mask = 0xff000000; pos + 8 <= bits; pos += 8, mask >>= 8) { |
|
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1162 if ((i1 & mask) != (i2 & mask)) |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1163 return FALSE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1164 } |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1165 |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1166 /* check the last bits, they're reversed in bytes */ |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1167 bits -= pos; |
|
7520
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1168 for (mask = 0x80000000 >> (pos % 32); bits > 0; bits--, mask >>= 1) { |
|
85203e817f90
net_is_in_network(): Fixed to work with big endian machines.
Timo Sirainen <tss@iki.fi>
parents:
7517
diff
changeset
|
1169 if ((i1 & mask) != (i2 & mask)) |
|
7517
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1170 return FALSE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1171 } |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1172 return TRUE; |
|
e0007da64cdc
Moved net_is_in_network() to lib/network.c.
Timo Sirainen <tss@iki.fi>
parents:
7274
diff
changeset
|
1173 } |