NOOP clean up code

move curl-http-get wrapper-function which is used by various
videotimeline related code to util.c

1 files changed, 68 insertions, 0 deletions

diff --git a/gtk2_ardour/utils_videotl.cc b/gtk2_ardour/utils_videotl.cc
index b90abf7fb8..504fc3d2eb 100644
--- a/gtk2_ardour/utils_videotl.cc
+++ b/gtk2_ardour/utils_videotl.cc
@@ -314,3 +314,71 @@ video_draw_cross (Glib::RefPtr<Gdk::Pixbuf> img)
 		if (n_channels>3) p[3] = 255;
 	}
 }
+
+
+extern "C" {
+#include <curl/curl.h>
+
+	struct MemoryStruct {
+		char *data;
+		size_t size;
+	};
+
+	static size_t
+	WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data) {
+		size_t realsize = size * nmemb;
+		struct MemoryStruct *mem = (struct MemoryStruct *)data;
+
+		mem->data = (char *)realloc(mem->data, mem->size + realsize + 1);
+		if (mem->data) {
+			memcpy(&(mem->data[mem->size]), ptr, realsize);
+			mem->size += realsize;
+			mem->data[mem->size] = 0;
+		}
+		return realsize;
+	}
+
+	char *curl_http_get (const char *u, int *status) {
+		CURL *curl;
+		CURLcode res;
+		struct MemoryStruct chunk;
+		long int httpstatus;
+		if (status) *status = 0;
+		//usleep(500000); return NULL; // TEST & DEBUG
+		if (strncmp("http://", u, 7)) return NULL;
+
+		chunk.data=NULL;
+		chunk.size=0;
+
+		curl = curl_easy_init();
+		if(!curl) return NULL;
+		curl_easy_setopt(curl, CURLOPT_URL, u);
+
+		curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
+		curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
+		curl_easy_setopt(curl, CURLOPT_USERAGENT, ARDOUR_USER_AGENT);
+		curl_easy_setopt(curl, CURLOPT_TIMEOUT, ARDOUR_CURL_TIMEOUT);
+		curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1);
+#ifdef CURLERRORDEBUG
+		char curlerror[CURL_ERROR_SIZE] = "";
+		curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, curlerror);
+#endif
+
+		res = curl_easy_perform(curl);
+		curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &httpstatus);
+		curl_easy_cleanup(curl);
+		if (status) *status = httpstatus;
+		if (res) {
+#ifdef CURLERRORDEBUG
+			printf("curl_http_get() failed: %s\n", curlerror);
+#endif
+			return NULL;
+		}
+		if (httpstatus != 200) {
+			free (chunk.data);
+			chunk.data = NULL;
+		}
+		return (chunk.data);
+	}
+
+} /* end extern "C" */