nss-pam-ldapd commit: r1528 - in nss-pam-ldapd: . nslcd

[Commits of the nss-pam-ldapd project <nss-pam-ldapd-commits [at] lists.arthurdejong.org>]

Author: arthur
Date: Mon Aug 29 22:57:37 2011
New Revision: 1528
URL: http://arthurdejong.org/viewvc/nss-pam-ldapd?view=rev&revision=1528

Log:
implement and use a strtoui() function if uid_t or gid_t is of size unsigned 
int (thanks Jakub Hrozek)

Modified:
   nss-pam-ldapd/configure.ac
   nss-pam-ldapd/nslcd/common.c
   nss-pam-ldapd/nslcd/common.h

Modified: nss-pam-ldapd/configure.ac
==============================================================================
--- nss-pam-ldapd/configure.ac  Mon Aug 29 21:18:21 2011        (r1527)
+++ nss-pam-ldapd/configure.ac  Mon Aug 29 22:57:37 2011        (r1528)
@@ -289,7 +289,7 @@
 AC_CHECK_FUNCS([sigaction snprintf])
 AC_CHECK_FUNCS(gethostbyname)
 AC_SEARCH_LIBS(socket,socket)
-AC_CHECK_FUNCS([strcasecmp strncasecmp strchr strcspn strspn strtol])
+AC_CHECK_FUNCS([strcasecmp strncasecmp strchr strcspn strspn strtol strtoul 
strtoull])
 AC_CHECK_FUNCS([malloc realloc])
 AC_FUNC_FORK
 AC_CHECK_FUNCS(__assert_fail)
@@ -303,6 +303,7 @@
 AC_TYPE_UINT8_T
 AC_TYPE_UINT16_T
 AC_TYPE_UINT32_T
+AC_CHECK_SIZEOF(unsigned int)
 AC_CHECK_SIZEOF(unsigned long int)
 AC_CHECK_SIZEOF(unsigned long long int)
 AC_CHECK_SIZEOF(uid_t)

Modified: nss-pam-ldapd/nslcd/common.c
==============================================================================
--- nss-pam-ldapd/nslcd/common.c        Mon Aug 29 21:18:21 2011        (r1527)
+++ nss-pam-ldapd/nslcd/common.c        Mon Aug 29 22:57:37 2011        (r1528)
@@ -269,3 +269,20 @@
   return (((long int)binsid[i])&0xff)|((((long int)binsid[i+1])&0xff)<<8)|
          ((((long int)binsid[i+2])&0xff)<<16)|((((long 
int)binsid[i+3])&0xff)<<24);
 }
+
+#ifdef WANT_STRTOUI
+/* provide a strtoui() implementation, similar to strtoul() but returning
+   an range-checked unsigned int instead */
+unsigned int strtoui(const char *nptr,char **endptr,int base)
+{
+  unsigned long val;
+  val=strtoul(nptr,endptr,base);
+  if (val>UINT_MAX)
+  {
+    errno=ERANGE;
+    return UINT_MAX;
+  }
+  /* If errno was set by strtoull, we'll pass it back as-is */
+  return (unsigned int)val;
+}
+#endif /* WANT_STRTOUI */

Modified: nss-pam-ldapd/nslcd/common.h
==============================================================================
--- nss-pam-ldapd/nslcd/common.h        Mon Aug 29 21:18:21 2011        (r1527)
+++ nss-pam-ldapd/nslcd/common.h        Mon Aug 29 22:57:37 2011        (r1528)
@@ -138,6 +138,9 @@
 #define strtouid (uid_t)strtoul
 #elif SIZEOF_UID_T == SIZEOF_UNSIGNED_LONG_LONG_INT
 #define strtouid (uid_t)strtoull
+#elif SIZEOF_UID_T == SIZEOF_UNSIGNED_INT
+#define WANT_STRTOUI 1
+#define strtouid (uid_t)strtoui
 #else
 #error unable to find implementation for strtouid()
 #endif
@@ -147,10 +150,20 @@
 #define strtogid (gid_t)strtoul
 #elif SIZEOF_GID_T == SIZEOF_UNSIGNED_LONG_LONG_INT
 #define strtogid (gid_t)strtoull
+#elif SIZEOF_GID_T == SIZEOF_UNSIGNED_INT
+#ifndef WANT_STRTOUI
+#define WANT_STRTOUI 1
+#endif
+#define strtogid (uid_t)strtoui
 #else
 #error unable to find implementation for strtogid()
 #endif
 
+#ifdef WANT_STRTOUI
+/* provide a strtoui() if it is needed */
+unsigned int strtoui(const char *nptr,char **endptr,int base);
+#endif /* WANT_STRTOUI */
+
 /* these are the functions for initialising the database specific
    modules */
 void alias_init(void);
-- 
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