Imported Upstream version 7.50.2

[platform/upstream/curl.git] / lib / curl_sspi.c

diff --git a/lib/curl_sspi.c b/lib/curl_sspi.c
index 04eac48..11a7120 100644 (file)
--- a/lib/curl_sspi.c
+++ b/lib/curl_sspi.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -27,6 +27,7 @@
 #include <curl/curl.h>
 #include "curl_sspi.h"
 #include "curl_multibyte.h"
+#include "system_win32.h"
 #include "warnless.h"
 
 /* The last #include files should be: */
@@ -63,10 +64,15 @@ PSecurityFunctionTable s_pSecFn = NULL;
  *
  * Once this function has been executed, Windows SSPI functions can be
  * called through the Security Service Provider Interface dispatch table.
+ *
+ * Parameters:
+ *
+ * None.
+ *
+ * Returns CURLE_OK on success.
  */
 CURLcode Curl_sspi_global_init(void)
 {
-  bool securityDll = FALSE;
   INITSECURITYINTERFACE_FN pInitSecurityInterface;
 
   /* If security interface is not yet initialized try to do this */
@@ -74,52 +80,12 @@ CURLcode Curl_sspi_global_init(void)
     /* Security Service Provider Interface (SSPI) functions are located in
      * security.dll on WinNT 4.0 and in secur32.dll on Win9x. Win2K and XP
      * have both these DLLs (security.dll forwards calls to secur32.dll) */
-    DWORD majorVersion = 4;
-    DWORD platformId = VER_PLATFORM_WIN32_NT;
-
-#if !defined(_WIN32_WINNT) || !defined(_WIN32_WINNT_WIN2K) || \
-    (_WIN32_WINNT < _WIN32_WINNT_WIN2K)
-    OSVERSIONINFO osver;
-
-    memset(&osver, 0, sizeof(osver));
-    osver.dwOSVersionInfoSize = sizeof(osver);
-
-    /* Find out Windows version */
-    if(!GetVersionEx(&osver))
-      return CURLE_FAILED_INIT;
-
-    /* Verify the major version number == 4 and platform id == WIN_NT */
-    if(osver.dwMajorVersion == majorVersion &&
-       osver.dwPlatformId == platformId)
-      securityDll = TRUE;
-#else
-    ULONGLONG cm;
-    OSVERSIONINFOEX osver;
-
-    memset(&osver, 0, sizeof(osver));
-    osver.dwOSVersionInfoSize = sizeof(osver);
-    osver.dwMajorVersion = majorVersion;
-    osver.dwPlatformId = platformId;
-
-    cm = VerSetConditionMask(0, VER_MAJORVERSION, VER_EQUAL);
-    cm = VerSetConditionMask(cm, VER_MINORVERSION, VER_GREATER_EQUAL);
-    cm = VerSetConditionMask(cm, VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL);
-    cm = VerSetConditionMask(cm, VER_SERVICEPACKMINOR, VER_GREATER_EQUAL);
-    cm = VerSetConditionMask(cm, VER_PLATFORMID, VER_EQUAL);
-
-    /* Verify the major version number == 4 and platform id == WIN_NT */
-    if(VerifyVersionInfo(&osver, (VER_MAJORVERSION | VER_MINORVERSION |
-                                  VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR |
-                                  VER_PLATFORMID),
-                         cm))
-      securityDll = TRUE;
-#endif
 
     /* Load SSPI dll into the address space of the calling process */
-    if(securityDll)
-      s_hSecDll = LoadLibrary(TEXT("security.dll"));
+    if(Curl_verify_windows_version(4, 0, PLATFORM_WINNT, VERSION_EQUAL))
+      s_hSecDll = Curl_load_library(TEXT("security.dll"));
     else
-      s_hSecDll = LoadLibrary(TEXT("secur32.dll"));
+      s_hSecDll = Curl_load_library(TEXT("secur32.dll"));
     if(!s_hSecDll)
       return CURLE_FAILED_INIT;
 
@@ -142,8 +108,11 @@ CURLcode Curl_sspi_global_init(void)
  * Curl_sspi_global_cleanup()
  *
  * This deinitializes the Security Service Provider Interface from libcurl.
+ *
+ * Parameters:
+ *
+ * None.
  */
-
 void Curl_sspi_global_cleanup(void)
 {
   if(s_hSecDll) {
@@ -245,6 +214,15 @@ CURLcode Curl_create_sspi_identity(const char *userp, const char *passwdp,
   return CURLE_OK;
 }
 
+/*
+ * Curl_sspi_free_identity()
+ *
+ * This is used to free the contents of a SSPI identifier structure.
+ *
+ * Parameters:
+ *
+ * identity [in/out] - The identity structure.
+ */
 void Curl_sspi_free_identity(SEC_WINNT_AUTH_IDENTITY *identity)
 {
   if(identity) {