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Added libcurl (cURL) support. (0.30.0)

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This commit is contained in:
Johannes Findeisen 2025-11-26 00:35:22 +01:00
commit 4d82d73515
15 changed files with 304 additions and 8 deletions
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47
src/vm/curl/download.c Normal file
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/**
* libcurl DOWNLOAD builtin
*/
case OP_CURL_DOWNLOAD: {
#ifdef FUN_WITH_CURL
Value vpath = pop_value(vm);
Value vurl = pop_value(vm);
char *url = value_to_string_alloc(&vurl);
char *path = value_to_string_alloc(&vpath);
free_value(vurl);
free_value(vpath);
if (!url || !path) {
if (url) free(url);
if (path) free(path);
push_value(vm, make_int(0));
break;
}
FILE *fp = fopen(path, "wb");
if (!fp) {
free(url); free(path);
push_value(vm, make_int(0));
break;
}
CURL *h = curl_easy_init();
if (!h) {
fclose(fp);
free(url); free(path);
push_value(vm, make_int(0));
break;
}
curl_easy_setopt(h, CURLOPT_URL, url);
curl_easy_setopt(h, CURLOPT_FOLLOWLOCATION, 1L);
curl_easy_setopt(h, CURLOPT_WRITEFUNCTION, fun_curl_file_write_cb);
curl_easy_setopt(h, CURLOPT_WRITEDATA, fp);
CURLcode rc = curl_easy_perform(h);
curl_easy_cleanup(h);
fclose(fp);
free(url); free(path);
if (rc != CURLE_OK) { push_value(vm, make_int(0)); break; }
push_value(vm, make_int(1));
#else
Value a = pop_value(vm); free_value(a);
Value b = pop_value(vm); free_value(b);
push_value(vm, make_int(0));
#endif
break;
}

33
src/vm/curl/get.c Normal file
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/**
* libcurl GET builtin
*/
case OP_CURL_GET: {
#ifdef FUN_WITH_CURL
Value vurl = pop_value(vm);
char *url = value_to_string_alloc(&vurl);
free_value(vurl);
if (!url) { push_value(vm, make_string("")); break; }
FunCurlBuf buf = { NULL, 0 };
CURL *h = curl_easy_init();
if (!h) { free(url); push_value(vm, make_string("")); break; }
curl_easy_setopt(h, CURLOPT_URL, url);
curl_easy_setopt(h, CURLOPT_FOLLOWLOCATION, 1L);
curl_easy_setopt(h, CURLOPT_WRITEFUNCTION, fun_curl_write_cb);
curl_easy_setopt(h, CURLOPT_WRITEDATA, &buf);
CURLcode rc = curl_easy_perform(h);
curl_easy_cleanup(h);
free(url);
if (rc != CURLE_OK) {
if (buf.d) free(buf.d);
push_value(vm, make_string(""));
break;
}
Value s = make_string(buf.d ? buf.d : "");
if (buf.d) free(buf.d);
push_value(vm, s);
#else
Value v = pop_value(vm); free_value(v);
push_value(vm, make_string(""));
#endif
break;
}

41
src/vm/curl/post.c Normal file
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/**
* libcurl POST builtin
*/
case OP_CURL_POST: {
#ifdef FUN_WITH_CURL
Value vbody = pop_value(vm);
Value vurl = pop_value(vm);
char *url = value_to_string_alloc(&vurl);
char *body = value_to_string_alloc(&vbody);
free_value(vurl);
free_value(vbody);
if (!url) { if (body) free(body); push_value(vm, make_string("")); break; }
if (!body) body = strdup("");
FunCurlBuf buf = { NULL, 0 };
CURL *h = curl_easy_init();
if (!h) { free(url); free(body); push_value(vm, make_string("")); break; }
curl_easy_setopt(h, CURLOPT_URL, url);
curl_easy_setopt(h, CURLOPT_FOLLOWLOCATION, 1L);
curl_easy_setopt(h, CURLOPT_POST, 1L);
curl_easy_setopt(h, CURLOPT_POSTFIELDS, body);
curl_easy_setopt(h, CURLOPT_WRITEFUNCTION, fun_curl_write_cb);
curl_easy_setopt(h, CURLOPT_WRITEDATA, &buf);
CURLcode rc = curl_easy_perform(h);
curl_easy_cleanup(h);
free(url);
free(body);
if (rc != CURLE_OK) {
if (buf.d) free(buf.d);
push_value(vm, make_string(""));
break;
}
Value s = make_string(buf.d ? buf.d : "");
if (buf.d) free(buf.d);
push_value(vm, s);
#else
Value a = pop_value(vm); free_value(a);
Value b = pop_value(vm); free_value(b);
push_value(vm, make_string(""));
#endif
break;
}