Merge branch 'bugfix/http_cached_data_in_redirection_v4.4' into 'release/v4.4'

esp_http_client: free cached data in case connection gets closed for redirection (v4.4)

See merge request espressif/esp-idf!20792
This commit is contained in:
Aditya Patwardhan 2022-11-09 18:19:17 +08:00
commit bdb8b487d2

View File

@ -765,6 +765,17 @@ error:
return NULL;
}
static void esp_http_client_cached_buf_cleanup(esp_http_buffer_t *res_buffer)
{
/* Free cached data if any, that was received during fetch header stage */
if (res_buffer && res_buffer->orig_raw_data) {
free(res_buffer->orig_raw_data);
res_buffer->orig_raw_data = NULL;
res_buffer->raw_data = NULL;
res_buffer->raw_len = 0;
}
}
esp_err_t esp_http_client_cleanup(esp_http_client_handle_t client)
{
if (client == NULL) {
@ -786,11 +797,7 @@ esp_err_t esp_http_client_cleanup(esp_http_client_handle_t client)
http_header_destroy(client->response->headers);
if (client->response->buffer) {
free(client->response->buffer->data);
if (client->response->buffer->orig_raw_data) {
free(client->response->buffer->orig_raw_data);
client->response->buffer->orig_raw_data = NULL;
client->response->buffer->raw_data = NULL;
}
esp_http_client_cached_buf_cleanup(client->response->buffer);
}
free(client->response->buffer);
free(client->response);
@ -886,6 +893,8 @@ esp_err_t esp_http_client_set_url(esp_http_client_handle_t client, const char *u
free(old_host);
return ESP_ERR_NO_MEM;
}
/* Free cached data if any, as we are closing this connection */
esp_http_client_cached_buf_cleanup(client->response->buffer);
esp_http_client_close(client);
}
@ -910,6 +919,8 @@ esp_err_t esp_http_client_set_url(esp_http_client_handle_t client, const char *u
}
if (old_port != client->connection_info.port) {
/* Free cached data if any, as we are closing this connection */
esp_http_client_cached_buf_cleanup(client->response->buffer);
esp_http_client_close(client);
}
@ -1029,9 +1040,7 @@ int esp_http_client_read(esp_http_client_handle_t client, char *buffer, int len)
res_buffer->raw_data += remain_len;
ridx = remain_len;
if (res_buffer->raw_len == 0) {
free(res_buffer->orig_raw_data);
res_buffer->orig_raw_data = NULL;
res_buffer->raw_data = NULL;
esp_http_client_cached_buf_cleanup(res_buffer);
}
}
int need_read = len - ridx;