*** empty log message ***

[citadel.git] / citadel / auth.c

diff --git a/citadel/auth.c b/citadel/auth.c
index 66dc67c7a90468b8722cd3f8fd5f3be7696636cf..38fdd3aabff29f5c3e9e41c4006a90afe22f55cf 100644 (file)
--- a/citadel/auth.c
+++ b/citadel/auth.c
@@ -3,9 +3,14 @@
  *
  * system-level password checking for autologin
  * by Nathan Bryant, March 1999
+ * updated by Trey van Riper, June 2005
  *
  */
 
+#ifdef DLL_EXPORT
+#define IN_LIBCIT
+#endif
+
 #if defined(__linux) || defined(__sun) /* needed for crypt(): */
 #define _XOPEN_SOURCE
 #define _XOPEN_SOURCE_EXTENDED 1
@@ -75,6 +80,7 @@ static int conv(int num_msg, const struct pam_message **msg,
 }
 #endif /* HAVE_PAM_START */
 
+
 /*
  * validpw(): check that `pass' is the correct password for `uid'
  *            returns zero if no, nonzero if yes
@@ -83,46 +89,54 @@ static int conv(int num_msg, const struct pam_message **msg,
 int validpw(uid_t uid, const char *pass)
 {
 #ifdef HAVE_PAM_START
-  struct pam_conv pc;
-  struct appdata data;
-  pam_handle_t *ph;
-  int i;
+       struct pam_conv pc;
+       struct appdata data;
+       pam_handle_t *ph;
+       int i;
 #else
-  char *crypted_pwd;
+       char *crypted_pwd;
 #ifdef HAVE_GETSPNAM
-  struct spwd *sp;
+       struct spwd *sp;
 #endif
 #endif
-  struct passwd *pw;
-  int retval = 0;
+       struct passwd *pw;
+       int retval = 0;
+       int flags = 0;
 
-  if ((pw = getpwuid(uid)) == NULL)
-    return retval;
+       flags = 0;      /* silences compiler warning */
+
+#ifdef PAM_DATA_SILENT
+       flags = ( flags | PAM_DATA_SILENT ) ;
+#endif /* PAM_DATA_SILENT */
+       if ((pw = getpwuid(uid)) == NULL) {
+               return retval;
+       }
 
 #ifdef HAVE_PAM_START
-  pc.conv = conv;
-  pc.appdata_ptr = &data;
-  data.name = pw->pw_name;
-  data.pw = pass;
-  if (pam_start("citadel", pw->pw_name, &pc, &ph) != PAM_SUCCESS)
-    return retval;
-
-  if ((i = pam_authenticate(ph, PAM_SILENT)) == PAM_SUCCESS)
-    if ((i = pam_acct_mgmt(ph, PAM_SILENT)) == PAM_SUCCESS)
-      retval = -1;
-
-  pam_end(ph, i | PAM_DATA_SILENT);
+       pc.conv = conv;
+       pc.appdata_ptr = &data;
+       data.name = pw->pw_name;
+       data.pw = pass;
+       if (pam_start("citadel", pw->pw_name, &pc, &ph) != PAM_SUCCESS)
+               return retval;
+
+       if ((i = pam_authenticate(ph, flags)) == PAM_SUCCESS)
+               if ((i = pam_acct_mgmt(ph, flags)) == PAM_SUCCESS)
+                       retval = -1;
+
+       pam_end(ph, i | flags);
 #else
-  crypted_pwd = pw->pw_passwd;
+       crypted_pwd = pw->pw_passwd;
 
 #ifdef HAVE_GETSPNAM
-  if ((sp = getspnam(pw->pw_name)) != NULL)
-    crypted_pwd = sp->sp_pwdp;
+       if ((sp = getspnam(pw->pw_name)) != NULL)
+               crypted_pwd = sp->sp_pwdp;
 #endif
 
-  if (!strcmp(crypt(pass, crypted_pwd), crypted_pwd))
-    retval = -1;
-#endif /* HAVE_PAM_START */
+       if (!strcmp(crypt(pass, crypted_pwd), crypted_pwd))
+               retval = -1;
+#endif                         /* HAVE_PAM_START */
 
-  return retval;
+       return retval;
 }
+