diff options
Diffstat (limited to 'fw')
| -rw-r--r-- | fw/app/src/http.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/fw/app/src/http.c b/fw/app/src/http.c index eb3d695..1c24490 100644 --- a/fw/app/src/http.c +++ b/fw/app/src/http.c @@ -5,6 +5,7 @@ */ +#include <errno.h> #include <stdint.h> #include <zephyr/init.h> @@ -101,16 +102,24 @@ static int settings_handler( ) { static char buffer[100]; - int ret = settings_to_json(buffer, sizeof(buffer)); + int ret = settings_to_json(buffer, sizeof(buffer) - 1); if (ret < 0) { LOG_ERR("Could not serialize payload for settings request"); return ret; } - LOG_INF("Encoded: '%s'", buffer); + size_t len = strnlen(buffer, sizeof(buffer)); + if (len + 2 > sizeof(buffer)) { + LOG_ERR("Settings JSON requires %d octets but buffer has only %d", + len + 2, sizeof(buffer)); + return -ENOMEM; + } + + buffer[len] = '\n'; + buffer[len + 1] = '\0'; response_ctx->body = (const uint8_t *)buffer; - response_ctx->body_len = ret; + response_ctx->body_len = len + 1; response_ctx->final_chunk = true; response_ctx->status = HTTP_200_OK; |