From 4c00b671698d8d93d900a4fe8c03986874cdc57a Mon Sep 17 00:00:00 2001
From: Steveice10 <Steveice10@gmail.com>
Date: Tue, 1 Jan 2019 10:01:54 -0800
Subject: [PATCH] Fix buffering of cURL download data.

---
 source/core/http.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/source/core/http.c b/source/core/http.c
index 00514a7..d64ee62 100644
--- a/source/core/http.c
+++ b/source/core/http.c
@@ -312,13 +312,16 @@ static size_t http_curl_header_callback(char* buffer, size_t size, size_t nitems
 static size_t http_curl_write_callback(char* ptr, size_t size, size_t nmemb, void* userdata) {
     http_curl_data* curlData = (http_curl_data*) userdata;
 
+    size_t srcPos = 0;
     size_t available = size * nmemb;
     while(available > 0) {
         size_t remaining = curlData->bufferSize - curlData->pos;
         size_t copySize = available < remaining ? available : remaining;
 
-        memcpy((u8*) curlData->buf + curlData->pos, ptr, copySize);
+        memcpy((u8*) curlData->buf + curlData->pos, ptr + srcPos, copySize);
         curlData->pos += copySize;
+
+        srcPos += copySize;
         available -= copySize;
 
         if(curlData->pos == curlData->bufferSize) {