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Fix OpenAI_Request not handling chunked data correctly (AEGHB-971) #467

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Fix OpenAI_Request not handling chunked data correctly (AEGHB-971) #467

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51 changes: 40 additions & 11 deletions components/openai/OpenAI.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2395,20 +2395,49 @@ static char *OpenAI_Request(const char *base_url, const char *api_key, const cha
OPENAI_ERROR_CHECK_GOTO(wlen >= 0, "Failed to write client!", end);
}
int content_length = esp_http_client_fetch_headers(client);
if (esp_http_client_is_chunked_response(client)) {
esp_http_client_get_chunk_length(client, &content_length);
ESP_LOGI(TAG, "content_length=%d", content_length);

int buffer_size = (content_length > 0) ? content_length : 4096;
int total_read = 0;
result = malloc(buffer_size);
OPENAI_ERROR_CHECK_GOTO(result != NULL, "Failed to allocate memory", end);

while (1)
{
int read_len = esp_http_client_read_response(client, result + total_read, buffer_size - total_read);
if (read_len <= 0)
break;
total_read += read_len;

if (total_read >= buffer_size - 1)
{
ESP_LOGD(TAG, "Buffer size exceeded, reallocating memory");
buffer_size *= 2;
char *new_buffer = realloc(result, buffer_size);
if (new_buffer == NULL)
{
ESP_LOGE(TAG, "Failed to allocate memory");
free(result);
result = NULL;
goto end;
}
result = new_buffer;
}

if (esp_http_client_is_complete_data_received(client))
break;
}
ESP_LOGD(TAG, "content_length=%d", content_length);
OPENAI_ERROR_CHECK_GOTO(content_length > 0, "HTTP client fetch headers failed!", end);
result = (char *)malloc(content_length + 1);
int read = esp_http_client_read_response(client, result, content_length);
if (read != content_length) {
ESP_LOGE(TAG, "HTTP_ERROR: read=%d, length=%d", read, content_length);

if (total_read > 0)
{
result[total_read] = '\0';
ESP_LOGD(TAG, "result: %s, size: %d", result, total_read);
}
else
{
free(result);
result = NULL;
} else {
result[content_length] = 0;
ESP_LOGD(TAG, "result: %s, size: %d", result, strlen(result));
ESP_LOGE(TAG, "No data received");
}

end:
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