mirror of
https://github.com/mozilla/gecko-dev.git
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222 lines
7.1 KiB
C++
222 lines
7.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the AppleSingle decoder.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Johnny Stenback <jst@mozilla.org> (Original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <libgen.h>
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#include <Carbon/Carbon.h>
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typedef struct ASFinderInfo
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{
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FInfo ioFlFndrInfo; /* PBGetFileInfo() or PBGetCatInfo() */
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FXInfo ioFlXFndrInfo; /* PBGetCatInfo() (HFS only) */
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} ASFinderInfo; /* ASFinderInfo */
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#define EXIT_IF_FALSE(x) \
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do { \
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if (!(x)) { \
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printf("Assertion failure: %s\n" \
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" at %s line %d\n", \
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#x, __FILE__, __LINE__); \
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exit(1); \
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} \
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} while (0)
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// encodes a file with data and resource forks into a single
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// AppleSingle encoded file..
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static void append_file(FILE* output, const char* input_name)
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{
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FILE* input = fopen(input_name, "rb");
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EXIT_IF_FALSE(input != NULL);
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while (1) {
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char buffer[4096];
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size_t amount = fread(buffer, 1, sizeof(buffer), input);
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if (amount == 0) {
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EXIT_IF_FALSE(feof(input) != 0);
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break;
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}
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fwrite(buffer, 1, amount, output);
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}
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fclose(input);
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}
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int main(int argc, char** argv)
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{
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if (argc < 3) {
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printf("usage: %s input output\n", argv[0]);
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exit(1);
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}
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const char *input_name = argv[1];
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struct stat input_st;
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if (stat(input_name, &input_st) != 0) {
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printf("%s: can't open file `%s'\n", argv[0], input_name);
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exit(2);
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}
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if ((input_st.st_mode & S_IFMT) != S_IFREG) {
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printf("%s: file `%s' not a regular file\n", argv[0], input_name);
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exit(3);
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}
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char rez_name[512];
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strcpy(rez_name, input_name);
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strcat(rez_name, "/rsrc");
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struct stat rez_st;
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EXIT_IF_FALSE(stat(rez_name, &rez_st) == 0);
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if (rez_st.st_size == 0) {
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printf("%s: no resource fork found on file `%s'\n", argv[0], argv[1]);
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exit(4);
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}
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FILE* output = fopen(argv[2], "wb");
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if (output == NULL) {
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printf("%s: can't open file `%s'\n", argv[0], argv[2]);
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exit(5);
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}
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struct header {
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int magic_number;
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int version_number;
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char filler[16];
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} header;
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header.magic_number = 0x00051600;
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header.version_number = 0x00020000;
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EXIT_IF_FALSE(fwrite(&header, sizeof(header), 1, output) == 1);
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short entry_count = 5;
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EXIT_IF_FALSE(fwrite(&entry_count, sizeof(entry_count), 1, output) == 1);
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struct entry {
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unsigned int id;
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unsigned int offset;
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unsigned int length;
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};
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struct dates
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{
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int create; /* file creation date/time */
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int modify; /* last modification date/time */
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int backup; /* last backup date/time */
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int access; /* last access date/time */
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} dates;
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char *name_buf = strdup(input_name);
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char *orig_name = basename(name_buf);
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int orig_name_len = strlen(orig_name);
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entry entries[entry_count];
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int header_end = sizeof(header) + sizeof(entry_count) + sizeof(entries);
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entries[0].id = 1; // data fork
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entries[0].offset = header_end;
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entries[0].length = input_st.st_size;
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entries[1].id = 2; // data fork
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entries[1].offset = entries[0].offset + entries[0].length;
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entries[1].length = rez_st.st_size;
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entries[2].id = 3; // file name
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entries[2].offset = entries[1].offset + entries[1].length;
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entries[2].length = orig_name_len;
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entries[3].id = 8; // file dates
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entries[3].offset = entries[2].offset + entries[2].length;
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entries[3].length = sizeof(dates);
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entries[4].id = 9; // finder info
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entries[4].offset = entries[3].offset + entries[3].length;
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entries[4].length = sizeof(ASFinderInfo);
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EXIT_IF_FALSE(fwrite(entries, sizeof(entry), entry_count, output) ==
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entry_count);
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append_file(output, input_name);
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append_file(output, rez_name);
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EXIT_IF_FALSE(fwrite(orig_name, 1, orig_name_len, output) == orig_name_len);
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// Dates in an AppleSingle encoded file should be the number of
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// seconds since (or to) 00:00:00, January 1, 2000 UTC
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#define Y2K_SECONDS (946710000U)
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dates.create = input_st.st_ctime - Y2K_SECONDS;
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dates.modify = input_st.st_mtime - Y2K_SECONDS;
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dates.backup = 0x80000000; // earliest possible time
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dates.access = input_st.st_atime - Y2K_SECONDS;
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EXIT_IF_FALSE(fwrite(&dates, 1, sizeof(dates), output) == sizeof(dates));
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char abs_input_name[PATH_MAX];
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EXIT_IF_FALSE(realpath(input_name, abs_input_name) == abs_input_name);
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FSRef fsref;
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EXIT_IF_FALSE(FSPathMakeRef((unsigned char *)abs_input_name, &fsref, 0) == 0);
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FSCatalogInfo cat_info;
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memset(&cat_info, 0, sizeof(cat_info));
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EXIT_IF_FALSE(FSGetCatalogInfo(&fsref,
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kFSCatInfoGettableInfo,
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&cat_info, NULL, NULL, NULL) == 0);
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ASFinderInfo finder_info;
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memcpy(&finder_info.ioFlFndrInfo, &cat_info.finderInfo,
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sizeof(finder_info.ioFlFndrInfo));
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memcpy(&finder_info.ioFlXFndrInfo, &cat_info.extFinderInfo,
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sizeof(finder_info.ioFlXFndrInfo));
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EXIT_IF_FALSE(fwrite(&finder_info, 1, sizeof(finder_info), output) ==
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sizeof(finder_info));
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fclose(output);
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return 0;
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}
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