8f6604c6a033bc36269cfe8b23f7efbfcf7e2407
[openwrt/svn-archive/archive.git] / tools / firmware-utils / src / mksyshdr.c
1 #include <stdlib.h>
2 #include <stdio.h>
3 int main(int argc, char* argv[])
4 {
5 FILE* fp;
6 long nImgSize;
7 char* pHeader1 = "CSYS";
8 long nHeader2 = 0x80500000;
9
10 if (argc != 3)
11 {
12 printf("Usage: mksyshdr <header file> <image file>\n");
13 return -1;
14 }
15
16 fp = fopen(argv[2], "rb");
17 if (fp != NULL)
18 {
19 fseek(fp, 0, SEEK_END);
20 nImgSize = ftell(fp);
21 fclose(fp);
22 fp = fopen(argv[1], "wb+");
23 if (fp != NULL)
24 {
25 fwrite(pHeader1, sizeof(char), 4, fp);
26 fwrite(&nHeader2, sizeof(long), 1, fp);
27 fwrite(&nImgSize, sizeof(long), 1, fp);
28 fclose(fp);
29 }
30 else
31 {
32 printf("Cannot create %s.\n", argv[1]);
33 return -1;
34 }
35 }
36 else
37 {
38 printf("Cannot open %s.\n", argv[2]);
39 return -1;
40 }
41
42 return 0;
43 }
44