Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/auth/passdb-shadow.c @ 2942:c7d426f8cb58 HEAD

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Added name variable for userdb_module and passdb_module and changed their initialization a bit.
author Timo Sirainen <tss@iki.fi>
date Mon, 06 Dec 2004 18:39:02 +0200
parents cc2e39912eb3
children 131151e25e4b
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1 /* Copyright (C) 2002-2003 Timo Sirainen */
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2
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3 #include "config.h"
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4 #undef HAVE_CONFIG_H
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5
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c871ad112e19 s/PASSDB_PASSWD/PASSWD_SHADOW/
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6 #ifdef PASSDB_SHADOW
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7
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8 #include "common.h"
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9 #include "safe-memset.h"
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10 #include "passdb.h"
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11 #include "mycrypt.h"
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12
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13 #include <shadow.h>
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14
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15 static void
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16 shadow_verify_plain(struct auth_request *request, const char *password,
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17 verify_plain_callback_t *callback)
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18 {
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19 struct spwd *spw;
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20 int result;
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21
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22 spw = getspnam(request->user);
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23 if (spw == NULL) {
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24 if (verbose) {
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25 i_info("shadow(%s): unknown user",
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26 get_log_prefix(request));
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27 }
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28 callback(PASSDB_RESULT_USER_UNKNOWN, request);
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29 return;
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30 }
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31
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32 if (!IS_VALID_PASSWD(spw->sp_pwdp)) {
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33 if (verbose) {
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34 i_info("shadow(%s): invalid password field '%s'",
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35 get_log_prefix(request), spw->sp_pwdp);
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36 }
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37 callback(PASSDB_RESULT_USER_DISABLED, request);
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38 return;
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39 }
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40
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41 /* check if the password is valid */
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42 result = strcmp(mycrypt(password, spw->sp_pwdp), spw->sp_pwdp) == 0;
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43
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44 /* clear the passwords from memory */
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45 safe_memset(spw->sp_pwdp, 0, strlen(spw->sp_pwdp));
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47 if (!result) {
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48 if (verbose) {
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49 i_info("shadow(%s): password mismatch",
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50 get_log_prefix(request));
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51 }
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52 callback(PASSDB_RESULT_PASSWORD_MISMATCH, request);
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53 return;
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54 }
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55
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56 callback(PASSDB_RESULT_OK, request);
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57 }
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58
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59 static void shadow_deinit(void)
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60 {
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61 endspent();
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62 }
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63
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64 struct passdb_module passdb_shadow = {
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65 "shadow",
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66
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67 NULL, NULL,
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68 shadow_deinit,
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69
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70 shadow_verify_plain,
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71 NULL
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72 };
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73
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74 #endif