Added: Curl Wrapper, stb style implentation.

Author: zakarouf

src/lib/curl.h

@@ -0,0 +1,68 @@
+#ifndef ZAKAROUF_CURLWRAP_H
+#define ZAKAROUF_CURLWRAP_H
+
+typedef struct z__Curl z__Curl;
+z__Curl *z__Curl_new(void);
+void z__Curl_delete(z__Curl *zc);
+void z__Curl_request(z__Curl *zc, const char *link_nullterm);
+
+#define ZAKAROUF_CURLWRAP_IMPLEMENTATION
+#ifdef ZAKAROUF_CURLWRAP_IMPLEMENTATION
+#include <stdlib.h>
+#include <string.h>
+
+#include <z_/arr.h>
+#include <curl/curl.h>
+
+struct z__Curl {
+    CURL *handle;
+    z__byteArr data;
+    CURLcode code;
+};
+
+static size_t _WriteMemoryCallback(
+    void *contents, size_t size
+    , size_t nmemb, void *userp) 
+{
+    size_t realsize = size * nmemb;
+    z__byteArr *mem = (z__byteArr *)userp;
+
+    z__Arr_expand_ifneeded(mem, realsize+1);
+
+    memcpy(&(mem->data[mem->lenUsed]), contents, realsize);
+    mem->lenUsed += realsize;
+    mem->data[mem->lenUsed] = 0;
+    printf("hi %zu %zu\n", size, nmemb);
+    return realsize;
+}
+
+z__Curl *z__Curl_new(void)
+{
+    z__Curl *zc = z__MALLOC(sizeof(*zc));
+    zc->handle = curl_easy_init();
+    z__Arr_new(&zc->data, 1024);
+    return zc;
+}
+
+void z__Curl_delete(z__Curl *zc)
+{
+    z__Arr_delete(&zc->data);
+    curl_easy_cleanup(zc->handle);
+    z__FREE(zc);
+}
+
+void z__Curl_request(z__Curl *zc, const char *link_nullterm)
+{
+      CURL *curl_handle = zc->handle;
+      zc->data.lenUsed = 0;
+      curl_easy_setopt(curl_handle, CURLOPT_URL, link_nullterm);
+      curl_easy_setopt(curl_handle, CURLOPT_FOLLOWLOCATION, 1L);
+      curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, _WriteMemoryCallback);
+      curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, (void *)&zc->data);
+      curl_easy_setopt(curl_handle, CURLOPT_USERAGENT, "libcurl-agent/1.0");
+
+      zc->code = curl_easy_perform(curl_handle);
+}
+
+#endif
+#endif