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#include "matrix.h"
#include <curl/curl.h>
typedef struct {
char * ptr;
int cap;
int len;
} WriteStr;
// typedef struct {
// Str str;
// size_t pos;
// } ReadStr;
size_t curlWriteString(char *ptr, size_t size, size_t nmemb, void *userdata) {
WriteStr *writeStr = (WriteStr *)userdata;
int toWrite = (int)size*nmemb;
int writable = writeStr->cap - writeStr->len;
int gonnaWrite = writable < (toWrite) ? writable : (toWrite);
for (int i = 0; i < gonnaWrite; i++)
{
int offset = writeStr->len;
writeStr->ptr[i+offset] = ptr[i];
}
writeStr->len += gonnaWrite;
return gonnaWrite;
}
// size_t curlReadString(char *dst, size_t size, size_t nmemb, void *userdata) {
// ReadStr *readStr = (ReadStr *)userdata;
// size_t copyAmount = size*nmemb;
// if (copyAmount > (readStr->str.len - readStr->pos)) {
// copyAmount = (readStr->str.len - readStr->pos);
// }
// memcpy(dst, readStr->str.str + readStr->pos, copyAmount);
// readStr->pos += copyAmount;
// return copyAmount;
// }
CURLcode
curlPerform(CURL *curl) {
// struct curl_slist *list = NULL;
// list = curl_slist_append(list, uTokenHeaderStr);
// curl_easy_setopt(curl, CURLOPT_HTTPHEADER, list);
CURLcode result = curl_easy_perform(curl);
// curl_slist_free_all(list);
return result;
}
bool
MatrixHttpPost(
MatrixClient * client,
const char * url,
char * requestBuffer, int requestLen,
char * outResponseBuffer, int outResponseCap, int * outResponseLen
) {
CURL *curl = (CURL *)client->httpUserData;
CURLcode res;
if(curl) {
int urlLen = strlen(url);
char fullUrl[MAX_URL_LEN];
for (int i = 0; i < client->serverLen; i++)
fullUrl[i] = client->server[i];
for (int i = 0; i < urlLen; i++)
fullUrl[client->serverLen+i] = url[i];
fullUrl[client->serverLen+urlLen] = '\0';
curl_easy_setopt(curl, CURLOPT_URL, fullUrl);
curl_easy_setopt(curl, CURLOPT_POST, 1L);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, requestBuffer);
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, requestLen);
curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
WriteStr writeStr = {
outResponseBuffer,
outResponseCap,
0
};
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curlWriteString);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &writeStr);
res = curlPerform(curl);
*outResponseLen = writeStr.len;
if(res != CURLE_OK)
fprintf(stderr, "curl_easy_perform() failed: %s\n",
curl_easy_strerror(res));
}
return res == CURLE_OK;
}
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