Mercurial > illumos > illumos-gate
comparison usr/src/lib/libkmsagent/common/k_setupssl.c @ 12720:3db6e0082404
PSARC 2010/195 PKCS11 KMS Provider
6944296 Solaris needs a PKCS#11 provider to allow access to KMS keystore functionality
author | Wyllys Ingersoll <Wyllys.Ingersoll@Sun.COM> |
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date | Mon, 28 Jun 2010 16:04:11 -0700 |
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12719:bd9fb35d09c2 | 12720:3db6e0082404 |
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1 /* | |
2 * CDDL HEADER START | |
3 * | |
4 * The contents of this file are subject to the terms of the | |
5 * Common Development and Distribution License (the "License"). | |
6 * You may not use this file except in compliance with the License. | |
7 * | |
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 * or http://www.opensolaris.org/os/licensing. | |
10 * See the License for the specific language governing permissions | |
11 * and limitations under the License. | |
12 * | |
13 * When distributing Covered Code, include this CDDL HEADER in each | |
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 * If applicable, add the following below this CDDL HEADER, with the | |
16 * fields enclosed by brackets "[]" replaced with your own identifying | |
17 * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 * | |
19 * CDDL HEADER END | |
20 */ | |
21 | |
22 /* | |
23 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. | |
24 */ | |
25 | |
26 /*--------------------------------------------------------------------------- | |
27 * Module: k_setupssl.c | |
28 * Operating System: Linux, Win32 | |
29 * | |
30 * Description: | |
31 * This is the C Implementation file for setting up OpenSSL muti-threading environment | |
32 * | |
33 *-------------------------------------------------------------------------*/ | |
34 | |
35 #ifndef WIN32 | |
36 #include <signal.h> | |
37 #include <openssl/evp.h> /* UNIX */ | |
38 #include <openssl/engine.h> | |
39 #endif | |
40 | |
41 #include "k_setupssl.h" | |
42 #include "stdsoap2.h" | |
43 #include <openssl/crypto.h> | |
44 | |
45 #if defined(WIN32) | |
46 | |
47 #include <windows.h> | |
48 #define MUTEX_TYPE HANDLE | |
49 #define MUTEX_SETUP(x) (x) = CreateMutex(NULL, FALSE, NULL) | |
50 #define MUTEX_CLEANUP(x) CloseHandle(x) | |
51 #define MUTEX_LOCK(x) WaitForSingleObject((x), INFINITE) | |
52 #define MUTEX_UNLOCK(x) ReleaseMutex(x) | |
53 #define THREAD_ID GetCurrentThreadId() | |
54 | |
55 #else | |
56 | |
57 #include <pthread.h> | |
58 | |
59 # define MUTEX_TYPE pthread_mutex_t | |
60 # define MUTEX_SETUP(x) pthread_mutex_init(&(x), NULL) | |
61 # define MUTEX_CLEANUP(x) pthread_mutex_destroy(&(x)) | |
62 # define MUTEX_LOCK(x) pthread_mutex_lock(&(x)) | |
63 # define MUTEX_UNLOCK(x) pthread_mutex_unlock(&(x)) | |
64 # define THREAD_ID pthread_self() | |
65 | |
66 #ifdef K_SOLARIS_PLATFORM | |
67 MUTEX_TYPE init_ssl_mutex = PTHREAD_MUTEX_INITIALIZER; | |
68 static int ssl_initialized = 0; | |
69 #endif | |
70 #endif | |
71 | |
72 struct CRYPTO_dynlock_value | |
73 { MUTEX_TYPE mutex; | |
74 }; | |
75 | |
76 void sigpipe_handle(int x) | |
77 { | |
78 } | |
79 | |
80 static MUTEX_TYPE *mutex_buf; | |
81 | |
82 static struct CRYPTO_dynlock_value *dyn_create_function(const char *file, int line) | |
83 { struct CRYPTO_dynlock_value *value; | |
84 value = (struct CRYPTO_dynlock_value*)malloc(sizeof(struct CRYPTO_dynlock_value)); | |
85 if (value) | |
86 MUTEX_SETUP(value->mutex); | |
87 return value; | |
88 } | |
89 | |
90 static void dyn_lock_function(int mode, struct CRYPTO_dynlock_value *l, const char *file, int line) | |
91 { if (mode & CRYPTO_LOCK) | |
92 MUTEX_LOCK(l->mutex); | |
93 else | |
94 MUTEX_UNLOCK(l->mutex); | |
95 } | |
96 | |
97 static void dyn_destroy_function(struct CRYPTO_dynlock_value *l, const char *file, int line) | |
98 { MUTEX_CLEANUP(l->mutex); | |
99 free(l); | |
100 } | |
101 | |
102 void kms_locking_function(int mode, int n, const char *file, int line) | |
103 { if (mode & CRYPTO_LOCK) | |
104 MUTEX_LOCK(mutex_buf[n]); | |
105 else | |
106 MUTEX_UNLOCK(mutex_buf[n]); | |
107 } | |
108 | |
109 | |
110 unsigned long id_function(void ) | |
111 { return (unsigned long)THREAD_ID; | |
112 } | |
113 | |
114 #ifdef WIN32 | |
115 void OpenSSL_add_all_ciphers(void); // UNIX | |
116 void OpenSSL_add_all_digests(void); | |
117 #endif | |
118 | |
119 #ifdef K_HPUX_PLATFORM | |
120 extern void allow_unaligned_data_access(); | |
121 #endif | |
122 | |
123 // gSOAP 2.7e: | |
124 // The function ssl_init is defined in stdsoap2.cpp and is not exported by | |
125 // default by gSOAP. | |
126 // gSOAP 2.7.12: | |
127 // The function soap_ssl_init is defined in stdsoap2.cpp. It replaces | |
128 // ssl_init and is exported by gSOAP. gSOAP 2.7.13 also supports a new | |
129 // SOAP_SSL_SKIP_HOST_CHECK flag. | |
130 #ifndef SOAP_SSL_SKIP_HOST_CHECK | |
131 extern int ssl_init(); | |
132 #endif | |
133 | |
134 int K_SetupSSL() | |
135 { int i; | |
136 #ifdef K_SOLARIS_PLATFORM | |
137 if (ssl_initialized) | |
138 return 1; | |
139 MUTEX_LOCK(init_ssl_mutex); | |
140 #endif | |
141 mutex_buf = (MUTEX_TYPE*)OPENSSL_malloc(CRYPTO_num_locks() * sizeof(MUTEX_TYPE)); | |
142 if (!mutex_buf) { | |
143 #ifdef K_SOLARIS_PLATFORM | |
144 MUTEX_UNLOCK(init_ssl_mutex); | |
145 #endif | |
146 return 0; | |
147 } | |
148 for (i = 0; i < CRYPTO_num_locks(); i++) | |
149 MUTEX_SETUP(mutex_buf[i]); | |
150 if (CRYPTO_get_id_callback() == NULL) | |
151 CRYPTO_set_id_callback(id_function); | |
152 if (CRYPTO_get_locking_callback() == NULL) | |
153 CRYPTO_set_locking_callback(kms_locking_function); | |
154 | |
155 CRYPTO_set_dynlock_create_callback(dyn_create_function); | |
156 CRYPTO_set_dynlock_lock_callback(dyn_lock_function); | |
157 CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function); | |
158 | |
159 #ifndef WIN32 | |
160 /* Need SIGPIPE handler on Unix/Linux systems to catch broken pipes: */ | |
161 signal(SIGPIPE, sigpipe_handle); | |
162 #endif | |
163 #ifdef K_HPUX_PLATFORM | |
164 // signal(SIGBUS, sigpipe_handle); | |
165 allow_unaligned_data_access(); | |
166 #endif | |
167 OpenSSL_add_all_ciphers(); | |
168 OpenSSL_add_all_digests(); | |
169 | |
170 // call gSOAP's OpenSSL initialization, which initializes SSL algorithms and seeds RAND | |
171 | |
172 // gSOAP 2.7e: | |
173 // The function ssl_init is defined in stdsoap2.cpp and is not exported by | |
174 // default by gSOAP. | |
175 // gSOAP 2.7.13: | |
176 // The function soap_ssl_init is defined in stdsoap2.cpp. It replaces | |
177 // ssl_init and is exported by gSOAP. gSOAP 2.7.13 also supports a new | |
178 // SOAP_SSL_SKIP_HOST_CHECK flag. | |
179 #ifdef SOAP_SSL_SKIP_HOST_CHECK | |
180 soap_ssl_init(); | |
181 #else | |
182 ssl_init(); | |
183 #endif | |
184 | |
185 #ifdef K_SOLARIS_PLATFORM | |
186 ssl_initialized = 1; | |
187 MUTEX_UNLOCK(init_ssl_mutex); | |
188 #endif | |
189 | |
190 return 1; | |
191 } | |
192 | |
193 void K_CleanupSSL() | |
194 { int i; | |
195 if (!mutex_buf) | |
196 return; | |
197 #ifdef K_SOLARIS_PLATFORM | |
198 { | |
199 unsigned long (*id_func)(); | |
200 | |
201 if ((id_func = CRYPTO_get_id_callback()) == id_function) { | |
202 ENGINE_cleanup(); | |
203 /* EVP_cleanup(); */ | |
204 ERR_free_strings(); | |
205 CRYPTO_set_id_callback(NULL); | |
206 CRYPTO_set_locking_callback(NULL); | |
207 } | |
208 } | |
209 #endif | |
210 CRYPTO_set_dynlock_create_callback(NULL); | |
211 CRYPTO_set_dynlock_lock_callback(NULL); | |
212 CRYPTO_set_dynlock_destroy_callback(NULL); | |
213 for (i = 0; i < CRYPTO_num_locks(); i++) | |
214 MUTEX_CLEANUP(mutex_buf[i]); | |
215 OPENSSL_free(mutex_buf); | |
216 mutex_buf = NULL; | |
217 } | |
218 | |
219 // TODO: what should 'struct soap' really be? | |
220 int K_SetupCallbacks( struct soap *i_pSoap ) | |
221 { | |
222 return 1; | |
223 } |