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1 /* Copyright (C) 2002 Timo Sirainen */
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2
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3 #include "common.h"
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4 #include "userinfo.h"
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5
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6 #include <stdlib.h>
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7
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8 UserInfoModule *userinfo;
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9
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10 void userinfo_init(void)
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11 {
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12 const char *name, *args;
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13
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14 userinfo = NULL;
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15
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16 name = getenv("USERINFO");
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17 if (name == NULL)
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18 i_fatal("USERINFO environment is unset");
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19
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20 #ifdef USERINFO_PASSWD
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21 if (strcasecmp(name, "passwd") == 0)
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22 userinfo = &userinfo_passwd;
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23 #endif
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24 #ifdef USERINFO_SHADOW
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25 if (strcasecmp(name, "shadow") == 0)
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26 userinfo = &userinfo_shadow;
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27 #endif
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28 #ifdef USERINFO_PAM
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29 if (strcasecmp(name, "pam") == 0)
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30 userinfo = &userinfo_pam;
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31 #endif
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32 #ifdef USERINFO_PASSWD_FILE
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33 if (strcasecmp(name, "passwd-file") == 0)
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34 userinfo = &userinfo_passwd_file;
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35 #endif
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36
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37 if (userinfo == NULL)
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38 i_fatal("Unknown userinfo type '%s'", name);
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39
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40 /* initialize */
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41 if (userinfo->init != NULL) {
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42 args = getenv("USERINFO_ARGS");
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43 if (args == NULL) args = "";
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44
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45 userinfo->init(args);
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46 }
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47
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48 if ((auth_methods & AUTH_METHOD_PLAIN) &&
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49 userinfo->verify_plain == NULL)
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50 i_fatal("Userinfo %s doesn't support PLAIN method", name);
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51 if ((auth_methods & AUTH_METHOD_DIGEST_MD5) &&
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52 userinfo->lookup_digest_md5 == NULL)
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53 i_fatal("Userinfo %s doesn't support DIGEST-MD5 method", name);
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54 }
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55
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56 void userinfo_deinit(void)
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57 {
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58 if (userinfo != NULL && userinfo->deinit != NULL)
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59 userinfo->deinit();
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60 }
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