diff options
Diffstat (limited to 'rbutil/mkamsboot/bin2c.c')
-rw-r--r-- | rbutil/mkamsboot/bin2c.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/rbutil/mkamsboot/bin2c.c b/rbutil/mkamsboot/bin2c.c new file mode 100644 index 0000000000..dce8013c31 --- /dev/null +++ b/rbutil/mkamsboot/bin2c.c | |||
@@ -0,0 +1,134 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2007 Dave Chapman | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | |||
22 | #include <stdio.h> | ||
23 | #include <string.h> | ||
24 | #include <sys/types.h> | ||
25 | #include <sys/stat.h> | ||
26 | #include <unistd.h> | ||
27 | #include <fcntl.h> | ||
28 | #include <stdlib.h> | ||
29 | |||
30 | #ifndef O_BINARY | ||
31 | #define O_BINARY 0 | ||
32 | #endif | ||
33 | |||
34 | static off_t filesize(int fd) | ||
35 | { | ||
36 | struct stat buf; | ||
37 | |||
38 | fstat(fd,&buf); | ||
39 | return buf.st_size; | ||
40 | } | ||
41 | |||
42 | static int write_cfile(const unsigned char* buf, off_t len, const char* cname) | ||
43 | { | ||
44 | char filename[256]; | ||
45 | FILE* fp; | ||
46 | int i; | ||
47 | |||
48 | snprintf(filename,256,"%s.c",cname); | ||
49 | |||
50 | fp = fopen(filename,"w+"); | ||
51 | if (fp == NULL) { | ||
52 | fprintf(stderr,"Couldn't open %s\n",filename); | ||
53 | return -1; | ||
54 | } | ||
55 | |||
56 | fprintf(fp,"/* Generated by bin2c */\n\n"); | ||
57 | fprintf(fp,"unsigned char %s[%d] = {",cname,len); | ||
58 | |||
59 | for (i=0;i<len;i++) { | ||
60 | if ((i % 16) == 0) { | ||
61 | fprintf(fp,"\n "); | ||
62 | } | ||
63 | if (i == (len-1)) { | ||
64 | fprintf(fp,"0x%02x",buf[i]); | ||
65 | } else { | ||
66 | fprintf(fp,"0x%02x, ",buf[i]); | ||
67 | } | ||
68 | } | ||
69 | fprintf(fp,"\n};\n"); | ||
70 | |||
71 | fclose(fp); | ||
72 | return 0; | ||
73 | } | ||
74 | |||
75 | static int write_hfile(off_t len, const char* cname) | ||
76 | { | ||
77 | char filename[256]; | ||
78 | FILE* fp; | ||
79 | |||
80 | snprintf(filename,256,"%s.h",cname); | ||
81 | fp = fopen(filename,"w+"); | ||
82 | if (fp == NULL) { | ||
83 | fprintf(stderr,"Couldn't open %s\n",filename); | ||
84 | return -1; | ||
85 | } | ||
86 | |||
87 | fprintf(fp,"/* Generated by bin2c */\n\n"); | ||
88 | fprintf(fp,"extern unsigned char %s[%d];\n",cname,len); | ||
89 | fclose(fp); | ||
90 | return 0; | ||
91 | } | ||
92 | |||
93 | int main (int argc, char* argv[]) | ||
94 | { | ||
95 | char* infile; | ||
96 | char* cname; | ||
97 | int fd; | ||
98 | unsigned char* buf; | ||
99 | int len; | ||
100 | int n; | ||
101 | |||
102 | if (argc != 3) { | ||
103 | fprintf(stderr,"Usage: bin2c file cname\n"); | ||
104 | return 0; | ||
105 | } | ||
106 | |||
107 | infile=argv[1]; | ||
108 | cname=argv[2]; | ||
109 | |||
110 | fd = open(infile,O_RDONLY|O_BINARY); | ||
111 | if (fd < 0) { | ||
112 | fprintf(stderr,"Can not open %s\n",infile); | ||
113 | return 0; | ||
114 | } | ||
115 | |||
116 | len = filesize(fd); | ||
117 | |||
118 | buf = malloc(len); | ||
119 | n = read(fd,buf,len); | ||
120 | if (n < len) { | ||
121 | fprintf(stderr,"Short read, aborting\n"); | ||
122 | return 0; | ||
123 | } | ||
124 | close(fd); | ||
125 | |||
126 | if (write_cfile(buf,len,cname) < 0) { | ||
127 | return -1; | ||
128 | } | ||
129 | if (write_hfile(len,cname) < 0) { | ||
130 | return -1; | ||
131 | } | ||
132 | |||
133 | return 0; | ||
134 | } | ||