source: trunk/install/cd-rom/makeiso/makeiso.c

Last change on this file was 57, checked in by Ben Rietbroek, 10 years ago

All source-files lowercased [v1.1.1-testing]

Some standard files like 'COPYING', 'LICENSE', etc. have not been
converted to lower case because they are usually distributed uppercased.

File size: 4.1 KB
Line 
1// AiR-BOOT (c) Copyright 1998-2008 M. Kiewitz
2//
3// This file is part of AiR-BOOT
4//
5// AiR-BOOT is free software: you can redistribute it and/or modify it under
6// the terms of the GNU General Public License as published by the Free
7// Software Foundation, either version 3 of the License, or (at your option)
8// any later version.
9//
10// AiR-BOOT is distributed in the hope that it will be useful, but WITHOUT ANY
11// WARRANTY: without even the implied warranty of MERCHANTABILITY or FITNESS
12// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
13// details.
14//
15// You should have received a copy of the GNU General Public License along with
16// AiR-BOOT. If not, see <http://www.gnu.org/licenses/>.
17//
18
19#define INCL_BASE
20#define INCL_WINSHELLDATA
21#define INCL_DOS
22#define INCL_DOSDEVIOCTL
23#include <os2.h>
24#include <malloc.h>
25
26#include <stdlib.h>
27#include <stdio.h>
28#include <ctype.h>
29#include <conio.h>
30#include <string.h>
31
32int main (int argc, char **argv) {
33 PSZ FilenameBasicISO = NULL;
34 FILE *FileBasicISO = NULL;
35 ULONG FileBasicISOSize = 0;
36 PCHAR BasicISO = NULL;
37 PSZ FilenameBootcode = NULL;
38 FILE *FileBootcode = NULL;
39 ULONG FileBootcodeSize = 0;
40 PCHAR Bootcode = NULL;
41 PSZ FilenameOutput = NULL;
42 FILE *FileOutput = NULL;
43 PCHAR BasicISOBootcodePtr = NULL;
44 ULONG BytesLeft = 0;
45
46 puts ("MAKEISO - AiR-BOOT Helper utility for making ISOs - (c) 2009 by M. Kiewitz");
47
48 // This is a quick hackjob, it's only used during build, so i dont care.
49
50 if (argc<4) {
51 printf("MAKEISO [basic-iso] [bootcode] [output-iso]\n");
52 return 1;
53 }
54
55 FilenameBasicISO = argv[1];
56 FilenameBootcode = argv[2];
57 FilenameOutput = argv[3];
58
59 FileBasicISO = fopen(FilenameBasicISO, "rb");
60 if (!FileBasicISO) {
61 printf("basic-iso not found\n");
62 return 1;
63 }
64 // Read whole basic-iso into memory...
65 fseek (FileBasicISO, 0, SEEK_END);
66 FileBasicISOSize = ftell(FileBasicISO);
67 BasicISO = malloc(FileBasicISOSize);
68 if (!BasicISO) {
69 printf("Out of memory\n");
70 fclose(FileBasicISO);
71 return 1;
72 }
73 fseek (FileBasicISO, 0, SEEK_SET);
74 fread (BasicISO, 1, FileBasicISOSize, FileBasicISO);
75 fclose (FileBasicISO);
76
77 // Now search for AiRBOOT boot-record signature
78 BasicISOBootcodePtr = BasicISO;
79 BytesLeft = FileBasicISOSize - 9;
80 while (BytesLeft > 0) {
81 if (memcmp(BasicISOBootcodePtr, "\xFA\xEB\AiRBOOT", 9)==0) {
82 break;
83 }
84 BasicISOBootcodePtr++; BytesLeft--;
85 }
86 if (BytesLeft==0) {
87 free(BasicISO);
88 printf("AiR-BOOT signature not found in basic-iso\n");
89 return 1;
90 }
91 BytesLeft = BasicISOBootcodePtr - BasicISO;
92
93 printf("AiR-BOOT signature found within basic-iso\n");
94
95 FileBootcode = fopen(FilenameBootcode, "rb");
96 if (!FileBootcode) {
97 free(BasicISO);
98 printf("bootcode not found\n");
99 return 1;
100 }
101 // Read whole bootcode into memory...
102 fseek (FileBootcode, 0, SEEK_END);
103 FileBootcodeSize = ftell(FileBootcode);
104 Bootcode = malloc(FileBootcodeSize);
105 if (!Bootcode) {
106 printf("Out of memory\n");
107 fclose(FileBootcode);
108 free(BasicISO);
109 return 1;
110 }
111 fseek (FileBootcode, 0, SEEK_SET);
112 fread (Bootcode, 1, FileBootcodeSize, FileBootcode);
113 fclose (FileBootcode);
114
115 // Now create output file
116 FileOutput = fopen(FilenameOutput, "wb");
117 if (!FileOutput) {
118 free(BasicISO); free(Bootcode);
119 printf("output could not be opened\n");
120 return 1;
121 }
122 // Put ISO till bootcode
123 fwrite (BasicISO, 1, BytesLeft, FileOutput);
124 // Then put requested bootcode
125 fwrite (Bootcode, 1, FileBootcodeSize, FileOutput);
126 // Finally write rest of ISO
127 BytesLeft = FileBasicISOSize - BytesLeft - FileBootcodeSize;
128 fwrite (BasicISOBootcodePtr + FileBootcodeSize, 1, BytesLeft, FileOutput);
129 fclose (FileOutput);
130 free(BasicISO); free(Bootcode);
131 printf("Output successfully written.\n");
132 return 0;
133 }
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