1 /*
2 * Copyright (c) 2018-2021 mcumgr authors
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7 #include <stdio.h>
8 #include <string.h>
9
10 #include <zephyr/mgmt/mcumgr/grp/img_mgmt/img_mgmt.h>
11
12 int
img_mgmt_ver_str(const struct image_version * ver,char * dst)13 img_mgmt_ver_str(const struct image_version *ver, char *dst)
14 {
15 int rc = 0;
16 int rc1 = 0;
17
18 rc = snprintf(dst, IMG_MGMT_VER_MAX_STR_LEN, "%hu.%hu.%hu",
19 (uint16_t)ver->iv_major, (uint16_t)ver->iv_minor,
20 ver->iv_revision);
21
22 if (rc >= 0 && ver->iv_build_num != 0) {
23 rc1 = snprintf(&dst[rc], IMG_MGMT_VER_MAX_STR_LEN - rc, ".%u",
24 ver->iv_build_num);
25 }
26
27 if (rc1 >= 0 && rc >= 0) {
28 rc = rc + rc1;
29 } else {
30 /* If any failed then all failed */
31 rc = -1;
32 }
33
34 return rc;
35 }
36
