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f86ed6a8 GMF |
1 | /* |
2 | * (C) Copyright 2013 | |
3 | * | |
4 | * Written by Guilherme Maciel Ferreira <guilherme.maciel.ferreira@gmail.com> | |
5 | * | |
6 | * SPDX-License-Identifier: GPL-2.0+ | |
7 | */ | |
8 | ||
9 | #include "imagetool.h" | |
10 | ||
0ca6691c GMF |
11 | #include <image.h> |
12 | ||
a93648d1 | 13 | struct image_type_params *imagetool_get_type(int type) |
0ca6691c GMF |
14 | { |
15 | struct image_type_params *curr; | |
a93648d1 GMF |
16 | struct image_type_params *start = ll_entry_start( |
17 | struct image_type_params, image_type); | |
18 | struct image_type_params *end = ll_entry_end( | |
19 | struct image_type_params, image_type); | |
0ca6691c | 20 | |
a93648d1 | 21 | for (curr = start; curr != end; curr++) { |
0ca6691c GMF |
22 | if (curr->check_image_type) { |
23 | if (!curr->check_image_type(type)) | |
24 | return curr; | |
25 | } | |
26 | } | |
27 | return NULL; | |
28 | } | |
29 | ||
30 | int imagetool_verify_print_header( | |
31 | void *ptr, | |
32 | struct stat *sbuf, | |
33 | struct image_type_params *tparams, | |
34 | struct image_tool_params *params) | |
35 | { | |
36 | int retval = -1; | |
37 | struct image_type_params *curr; | |
38 | ||
a93648d1 GMF |
39 | struct image_type_params *start = ll_entry_start( |
40 | struct image_type_params, image_type); | |
41 | struct image_type_params *end = ll_entry_end( | |
42 | struct image_type_params, image_type); | |
43 | ||
44 | for (curr = start; curr != end; curr++) { | |
0ca6691c GMF |
45 | if (curr->verify_header) { |
46 | retval = curr->verify_header((unsigned char *)ptr, | |
47 | sbuf->st_size, params); | |
48 | ||
49 | if (retval == 0) { | |
50 | /* | |
51 | * Print the image information if verify is | |
52 | * successful | |
53 | */ | |
54 | if (curr->print_header) { | |
55 | curr->print_header(ptr); | |
56 | } else { | |
57 | fprintf(stderr, | |
58 | "%s: print_header undefined for %s\n", | |
59 | params->cmdname, curr->name); | |
60 | } | |
61 | break; | |
62 | } | |
63 | } | |
64 | } | |
65 | ||
66 | return retval; | |
67 | } | |
067d1560 | 68 | |
67f946cd | 69 | int imagetool_save_subimage( |
067d1560 GMF |
70 | const char *file_name, |
71 | ulong file_data, | |
72 | ulong file_len) | |
73 | { | |
74 | int dfd; | |
75 | ||
76 | dfd = open(file_name, O_RDWR | O_CREAT | O_TRUNC | O_BINARY, | |
77 | S_IRUSR | S_IWUSR); | |
78 | if (dfd < 0) { | |
79 | fprintf(stderr, "Can't open \"%s\": %s\n", | |
80 | file_name, strerror(errno)); | |
81 | return -1; | |
82 | } | |
83 | ||
84 | if (write(dfd, (void *)file_data, file_len) != (ssize_t)file_len) { | |
85 | fprintf(stderr, "Write error on \"%s\": %s\n", | |
86 | file_name, strerror(errno)); | |
87 | close(dfd); | |
88 | return -1; | |
89 | } | |
90 | ||
91 | close(dfd); | |
92 | ||
93 | return 0; | |
94 | } |