curl: upgrade to version 7.52.1

- fixes some four CVEs
- and a ton of other fixes & improvements

Change-Id: I2312f30f72c914c7e930c59ddbe44fb8a282c0a5
Reviewed-on: https://gerrit.libreoffice.org/33471
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

2 files changed, 0 insertions, 125 deletions

diff --git a/external/curl/curl-7.26.0_win-proxy.patch b/external/curl/curl-7.26.0_win-proxy.patch
index cf41850fc865..7edf1b512b97 100644
--- a/external/curl/curl-7.26.0_win-proxy.patch
+++ b/external/curl/curl-7.26.0_win-proxy.patch
@@ -9,120 +9,3 @@
  CFLAGS       = $(CFLAGS) $(EXCFLAGS)
  
  CFGSET       = FALSE
---- curl-7.26.0/lib/url.c
-+++ misc/build/curl-7.26.0/lib/url.c
-@@ -78,6 +78,10 @@
- bool curl_win32_idn_to_ascii(const char *in, char **out);
- #endif  /* USE_LIBIDN2 */
- 
-+#ifdef _WIN32
-+#include <WinHttp.h>
-+#endif
-+
- #include "urldata.h"
- #include "netrc.h"
- 
-@@ -4586,6 +4590,21 @@
-   return FALSE;
- }
- 
-+#ifdef _WIN32
-+static char* wstrToCstr(LPWSTR wStr)
-+{
-+  int bufSize;
-+  char* out = NULL;
-+  if(wStr != NULL) {
-+    bufSize = WideCharToMultiByte(
-+      CP_ACP,  0, wStr, -1, NULL, 0, NULL, NULL);
-+    out = (char*)malloc(bufSize * sizeof(char));
-+    WideCharToMultiByte(CP_ACP, 0, wStr, -1, out, bufSize, NULL, NULL);
-+  }
-+  return out;
-+}
-+#endif
-+
- /****************************************************************
- * Detect what (if any) proxy to use. Remember that this selects a host
- * name and is not limited to HTTP proxies only.
-@@ -4594,6 +4613,7 @@
- static char *detect_proxy(struct connectdata *conn)
- {
-   char *proxy = NULL;
-+  char *no_proxy=NULL;
- 
- #ifndef CURL_DISABLE_HTTP
-   /* If proxy was not specified, we check for default proxy environment
-@@ -4613,7 +4633,64 @@
-    * For compatibility, the all-uppercase versions of these variables are
-    * checked if the lowercase versions don't exist.
-    */
--  char *no_proxy=NULL;
-+#ifdef _WIN32
-+  WINHTTP_CURRENT_USER_IE_PROXY_CONFIG *ieProxyConfig;
-+  ieProxyConfig = (WINHTTP_CURRENT_USER_IE_PROXY_CONFIG*)
-+    malloc(sizeof(WINHTTP_CURRENT_USER_IE_PROXY_CONFIG));
-+  if(WinHttpGetIEProxyConfigForCurrentUser(ieProxyConfig)) {
-+    if(!ieProxyConfig->fAutoDetect) {
-+      char *ieProxy;
-+      char *ieNoProxy;
-+      char* pos;
-+
-+      ieProxy = wstrToCstr(ieProxyConfig->lpszProxy);
-+      ieNoProxy = wstrToCstr(ieProxyConfig->lpszProxyBypass);
-+
-+      /* Convert the ieNoProxy into a proper no_proxy value */
-+      if(NULL != ieNoProxy) {
-+        no_proxy = strdup(ieNoProxy);
-+        pos = strpbrk(no_proxy, "; ");
-+        while(NULL != pos) {
-+          no_proxy[pos-no_proxy] = ',';
-+          pos = strpbrk(no_proxy, "; ");
-+        }
-+      }
-+
-+      if(!check_noproxy(conn->host.name, no_proxy)) {
-+        /* Look for the http proxy setting */
-+        char* tok;
-+        char *saveptr;
-+
-+        if(NULL != ieProxy) {
-+          tok = strtok_s(ieProxy, ";", &saveptr);
-+          if(strchr(tok, '=') == NULL) {
-+            proxy = strdup(ieProxy);
-+          }
-+          else {
-+            do {
-+              if(strncmp(tok, "http=", 5) == 0) {
-+                /* We found HTTP proxy value, then use it */
-+                proxy = strdup(tok + 5);
-+              }
-+              tok = strtok_s(NULL, ";", &saveptr);
-+            }
-+            while(NULL != tok);
-+          }
-+        }
-+      }
-+
-+      free(ieProxy);
-+      free(ieNoProxy);
-+    }
-+    else {
-+      /* TODO Handle the Proxy config Auto Detection case */
-+    }
-+
-+    GlobalFree(ieProxyConfig->lpszAutoConfigUrl);
-+    GlobalFree(ieProxyConfig->lpszProxy);
-+    GlobalFree(ieProxyConfig->lpszProxyBypass);
-+  }
-+#else /* !WIN32 */
-   char proxy_env[128];
- 
-   no_proxy=curl_getenv("no_proxy");
-@@ -4663,6 +4739,7 @@
-     }
-   } /* if(!check_noproxy(conn->host.name, no_proxy)) - it wasn't specified
-        non-proxy */
-+#endif /* WIN32 */
-   free(no_proxy);
- 
- #else /* !CURL_DISABLE_HTTP */
diff --git a/external/curl/curl-msvc.patch.1 b/external/curl/curl-msvc.patch.1
index 88ced0a75493..57a292bb69a3 100644
--- a/external/curl/curl-msvc.patch.1
+++ b/external/curl/curl-msvc.patch.1
@@ -11,14 +11,6 @@ MSVC: using SOLARINC and EXCFLAGS
  
  CFGSET       = FALSE
  
-@@ -632,7 +632,6 @@
- 	$(DIROBJ)\vtls.obj \
- 	$(DIROBJ)\openssl.obj \
- 	$(DIROBJ)\strdup.obj \
--	$(DIROBJ)\strequal.obj \
- 	$(DIROBJ)\strerror.obj \
- 	$(DIROBJ)\strtok.obj \
- 	$(DIROBJ)\strtoofft.obj \
 @@ -620,11 +620,11 @@
  debug-dll-ssl-dll\libcurl.res \
  debug-dll-zlib-dll\libcurl.res \