support passing extra headers in POST requests; but this is not used yet

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@10629 d7cf8633-e32d-0410-b094-e92efae38249
::stable-branch::merge=a9a9fc7be3154f84c3de2f1f7c6ad15a3c806198

diff --git a/libcurl.c b/libcurl.c
index 9b1f55673b9133120b4b6bff0248ff8f9a1dafe9..b90bbd14d496151f4f50ce59bfacbfd470a9922e 100644 (file)
--- a/libcurl.c
+++ b/libcurl.c
@@ -208,6 +208,7 @@ typedef struct downloadinfo_s
        const unsigned char *postbuf;
        size_t postbufsize;
        const char *post_content_type;
+       const char *extraheaders;
 }
 downloadinfo;
 static downloadinfo *downloads = NULL;
@@ -461,7 +462,7 @@ CURL_DOWNLOAD_FAILED or CURL_DOWNLOAD_ABORTED) and in the second case the error
 code from libcurl, or 0, if another error has occurred.
 ====================
 */
-static qboolean Curl_Begin(const char *URL, double maxspeed, const char *name, qboolean ispak, qboolean forthismap, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
+static qboolean Curl_Begin(const char *URL, const char *extraheaders, double maxspeed, const char *name, qboolean ispak, qboolean forthismap, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
 static void Curl_EndDownload(downloadinfo *di, CurlStatus status, CURLcode error)
 {
        qboolean ok = false;
@@ -524,11 +525,11 @@ static void Curl_EndDownload(downloadinfo *di, CurlStatus status, CURLcode error
                        di->stream = FS_OpenRealFile(di->filename, "wb", false);
                        FS_Close(di->stream);
 
-                       if(di->startpos && !di->callback && !di->post_content_type)
+                       if(di->startpos && !di->callback)
                        {
                                // this was a resume?
                                // then try to redownload it without reporting the error
-                               Curl_Begin(di->url, di->maxspeed, di->filename, di->ispak, di->forthismap, NULL, NULL, 0, NULL, 0, NULL, NULL);
+                               Curl_Begin(di->url, di->extraheaders, di->maxspeed, di->filename, di->ispak, di->forthismap, di->post_content_type, di->postbuf, di->postbufsize, NULL, 0, NULL, NULL);
                                di->forthismap = false; // don't count the error
                        }
                }
@@ -594,6 +595,7 @@ up to a maximum number of cl_curl_maxdownloads are running.
 */
 static void CheckPendingDownloads(void)
 {
+       const char *h;
        if(!curl_dll)
                return;
        if(numdownloads < cl_curl_maxdownloads.integer)
@@ -652,7 +654,30 @@ static void CheckPendingDownloads(void)
                                        qcurl_easy_setopt(di->curle, CURLOPT_POSTFIELDSIZE, di->postbufsize);
                                        di->slist = qcurl_slist_append(di->slist, va("Content-Type: %s", di->post_content_type));
                                }
+
+                               // parse extra headers into slist
+                               // \n separated list!
+                               h = di->extraheaders;
+                               while(h)
+                               {
+                                       const char *hh = strchr(h, '\n');
+                                       if(hh)
+                                       {
+                                               char *buf = (char *) Mem_Alloc(tempmempool, hh - h + 1);
+                                               memcpy(buf, h, hh - h);
+                                               buf[hh - h] = 0;
+                                               di->slist = qcurl_slist_append(di->slist, buf);
+                                               h = hh + 1;
+                                       }
+                                       else
+                                       {
+                                               di->slist = qcurl_slist_append(di->slist, h);
+                                               h = NULL;
+                                       }
+                               }
+
                                qcurl_easy_setopt(di->curle, CURLOPT_HTTPHEADER, di->slist);
+
                                
                                qcurl_multi_add_handle(curlm, di->curle);
                                di->started = true;
@@ -743,7 +768,7 @@ Starts a download of a given URL to the file name portion of this URL (or name
 if given) in the "dlcache/" folder.
 ====================
 */
-static qboolean Curl_Begin(const char *URL, double maxspeed, const char *name, qboolean ispak, qboolean forthismap, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata)
+static qboolean Curl_Begin(const char *URL, const char *extraheaders, double maxspeed, const char *name, qboolean ispak, qboolean forthismap, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata)
 {
        if(!curl_dll)
        {
@@ -905,6 +930,7 @@ static qboolean Curl_Begin(const char *URL, double maxspeed, const char *name, q
                di->bytes_received = 0;
                di->bytes_received_curl = 0;
                di->bytes_sent_curl = 0;
+               di->extraheaders = extraheaders;
                di->next = downloads;
                di->prev = NULL;
                if(di->next)
@@ -943,15 +969,15 @@ static qboolean Curl_Begin(const char *URL, double maxspeed, const char *name, q
 
 qboolean Curl_Begin_ToFile(const char *URL, double maxspeed, const char *name, qboolean ispak, qboolean forthismap)
 {
-       return Curl_Begin(URL, maxspeed, name, ispak, forthismap, NULL, NULL, 0, NULL, 0, NULL, NULL);
+       return Curl_Begin(URL, NULL, maxspeed, name, ispak, forthismap, NULL, NULL, 0, NULL, 0, NULL, NULL);
 }
 qboolean Curl_Begin_ToMemory(const char *URL, double maxspeed, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata)
 {
-       return Curl_Begin(URL, maxspeed, NULL, false, false, NULL, NULL, 0, buf, bufsize, callback, cbdata);
+       return Curl_Begin(URL, NULL, maxspeed, NULL, false, false, NULL, NULL, 0, buf, bufsize, callback, cbdata);
 }
-qboolean Curl_Begin_ToMemory_POST(const char *URL, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata)
+qboolean Curl_Begin_ToMemory_POST(const char *URL, const char *extraheaders, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata)
 {
-       return Curl_Begin(URL, maxspeed, NULL, false, false, post_content_type, postbuf, postbufsize, buf, bufsize, callback, cbdata);
+       return Curl_Begin(URL, extraheaders, maxspeed, NULL, false, false, post_content_type, postbuf, postbufsize, buf, bufsize, callback, cbdata);
 }
 
 /*

diff --git a/libcurl.h b/libcurl.h
index 4b098becc1dbce5baeea9970456567afa7f79db7..ed05551c10bf27d31043951425b9a584bc7787cc 100644 (file)
--- a/libcurl.h
+++ b/libcurl.h
@@ -14,7 +14,7 @@ qboolean Curl_Running(void);
 qboolean Curl_Begin_ToFile(const char *URL, double maxspeed, const char *name, qboolean ispak, qboolean forthismap);
 
 qboolean Curl_Begin_ToMemory(const char *URL, double maxspeed, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
-qboolean Curl_Begin_ToMemory_POST(const char *URL, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
+qboolean Curl_Begin_ToMemory_POST(const char *URL, const char *extraheaders, double maxspeed, const char *post_content_type, const unsigned char *postbuf, size_t postbufsize, unsigned char *buf, size_t bufsize, curl_callback_t callback, void *cbdata);
        // NOTE: if these return false, the callback will NOT get called, so free your buffer then!
 void Curl_Cancel_ToMemory(curl_callback_t callback, void *cbdata);
        // removes all downloads with the given callback and cbdata (this does NOT call the callbacks!)

diff --git a/prvm_cmds.c b/prvm_cmds.c
index 5702665bb1926ad1f6ebb2aefdcc3f8d81277bc3..d89214c163a3a937772b50db99be0f5362e7ae68 100644 (file)
--- a/prvm_cmds.c
+++ b/prvm_cmds.c
@@ -5932,7 +5932,7 @@ void VM_uri_get (void)
                        handle->postdata = signed_data;
                        handle->postlen = signed_size;
                }
-               ret = Curl_Begin_ToMemory_POST(url, 0, posttype, handle->postdata, handle->postlen, (unsigned char *) handle->buffer, sizeof(handle->buffer), uri_to_string_callback, handle);
+               ret = Curl_Begin_ToMemory_POST(url, NULL, 0, posttype, handle->postdata, handle->postlen, (unsigned char *) handle->buffer, sizeof(handle->buffer), uri_to_string_callback, handle);
        }
        else
        {