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obs-webrtc: Add 512Kb limit for WHIP Responses #13408

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obs-webrtc: Add 512Kb limit for WHIP Responses #13408

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5 changes: 5 additions & 0 deletions plugins/obs-webrtc/whip-utils.h
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,8 @@
#define do_log(level, format, ...) \
blog(level, "[obs-webrtc] [whip_output: '%s'] " format, obs_output_get_name(output), ##__VA_ARGS__)

constexpr size_t maxHttpResponseSize = 512 * 1024;

static uint32_t generate_random_u32()
{
std::random_device rd;
Expand Down Expand Up @@ -44,6 +46,9 @@ static size_t curl_writefunction(char *data, size_t size, size_t nmemb, void *pr
auto read_buffer = static_cast<std::string *>(priv_data);

size_t real_size = size * nmemb;
if (read_buffer->size() + real_size > maxHttpResponseSize) {
return CURL_WRITEFUNC_ERROR;
}

read_buffer->append(data, real_size);
return real_size;
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