mpw-tools/SetFile.c
Kelvin Sherlock fdb87e2580 add license
2013-07-30 01:06:41 -04:00

174 lines
3.5 KiB
C

/*
* Copyright (c) 2013, Kelvin W Sherlock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <Finder.h>
#include <Files.h>
#include "SetFile-flags.h"
int tox(char c)
{
c |= 0x20;
if (c >='0' && c <= '9') return c - '0';
if (c >= 'a' && c <= 'f') return c - 'a' + 10;
return 0;
}
int hex(const char *in, char *out, int length)
{
int i;
for (i = 0; i < length; ++i)
{
int tmp = 0;
char c;
c = *in++;
if (!isxdigit(c)) return -1;
tmp |= tox(c) << 4;
c = *in++;
if (!isxdigit(c)) return -1;
tmp |= tox(c);
*out++ = tmp;
}
return 0;
}
// convert the file/creators...
// format:
// 0x \xdigit{8}
// $ \xdigit{8}
// 4-cc code
int checkcode(const char *in, char *out)
{
int length;
length = strlen(in);
if (length == 4)
{
// 4 cc code.
int i;
for (i = 0; i < 4; ++i)
out[i] = in[i];
return 0;
}
if (length == 9 && in[0] == '$')
return hex(in + 1, out, 4);
if (length ==10 && in[0] == '0' && in[1] == 'x')
return hex(in + 2, out, 4);
return -1;
}
int main(int argc, char **argv)
{
FInfo newFI;
int optind;
int ok;
int i;
argc = FlagsParse(argc, argv);
if (argc == 1)
{
FlagsHelp();
return 0;
}
memset(&newFI, 0, sizeof(newFI));
// todo - m sets the mod date (. = now)
if (!flags._t && !flags._c) return 0;
if (flags._t)
{
ok = checkcode(flags._t, (char *)&newFI.fdType);
if (ok < 0)
{
fprintf(stderr, "SetFile: invalid file type: `%s`\n", flags._t);
exit(1);
}
}
if (flags._c)
{
ok = checkcode(flags._c, (char *)&newFI.fdCreator);
if (ok < 0)
{
fprintf(stderr, "SetFile: invalid creator type: `%s`\n", flags._c);
exit(1);
}
}
for (i = 1; i < argc; ++i)
{
FInfo fi;
char buffer[256];
char *cp;
int l;
cp = argv[i];
l = strlen(cp);
if (l > 255)
{
fprintf(stderr, "SetFile: %s: file name too long.\n", cp);
continue;
}
buffer[0] = l;
memcpy(buffer + 1, cp, l);
memset(&fi, 0, sizeof(fi));
ok = GetFInfo((unsigned char *)buffer, 0, &fi);
if (flags._t) fi.fdType = newFI.fdType;
if (flags._c) fi.fdCreator = newFI.fdCreator;
ok = SetFInfo((unsigned char *)buffer, 0, &fi);
if (ok != 0)
{
fprintf(stderr, "SetFile: %s: unable to set finder info: %d\n", cp, ok);
}
}
exit(0);
return 0;
}