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/* Copyright (C) 2002 by George Williams */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 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.
* The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 <ctype.h>
#include <time.h>
#include <unistd.h>
#include "ufond.h"
static void Usage(char *prog) {
fprintf(stderr, "Usage: %s mac-dfont {mac-dfonts}\n", prog );
fprintf(stderr, "\tTakes a list of mac-dfont files and generates corresponding resource\n" );
fprintf(stderr, "\tfork files (in a macbinary wrapper)\n" );
exit(0);
}
/* A MacBinary file */
/* http://www.lazerware.com/formats/macbinary.html */
/* begins with a 128 byte header */
/* (which specifies lengths for data/resource forks) */
/* (and contains mac type/creator data) */
/* (and other stuff) */
/* (and finally a crc checksum)
/* is followed by the data section (padded to a mult of 128 bytes) */
/* is followed by the resource section (padded to a mult of 128 bytes) */
/* Crc code taken from: */
/* http://www.ctan.org/tex-archive/tools/macutils/crc/ */
/* MacBinary files use the same CRC that binhex does (in the MacBinary header) */
extern unsigned long binhex_crc(unsigned char *buffer,int size);
static void DumpMacBinaryHeader(FILE *res,struct macbinaryheader *mb) {
uint8 header[128], *hpt; char buffer[256], *pt, *dpt;
uint32 len;
time_t now;
int i,crc;
if ( mb->macfilename==NULL ) {
char *pt = strrchr(mb->binfilename,'/');
if ( pt==NULL ) pt = mb->binfilename;
else ++pt;
strcpy(buffer,pt);
dpt = strrchr(buffer,'.');
if ( dpt==NULL ) {
buffer[0] = '_';
strcpy(buffer+1,pt);
} else
*dpt = '\0';
mb->macfilename = buffer;
buffer[63] = '\0';
}
memset(header,'\0',sizeof(header));
hpt = header;
*hpt++ = '\0'; /* version number */
/* Mac Filename */
pt = mb->macfilename;
*hpt++ = strlen( pt );
while ( *pt )
*hpt++ = *pt++;
while ( hpt<header+65 )
*hpt++ = '\0';
/* Mac File Type */
*hpt++ = mb->type>>24; *hpt++ = mb->type>>16; *hpt++ = mb->type>>8; *hpt++ = mb->type;
/* Mac Creator */
*hpt++ = mb->creator>>24; *hpt++ = mb->creator>>16; *hpt++ = mb->creator>>8; *hpt++ = mb->creator;
*hpt++ = '\0'; /* No finder flags set */
*hpt++ = '\0'; /* (byte 74) MBZ */
*hpt++ = '\0'; *hpt++ = '\0'; /* Vert Position in folder */
*hpt++ = '\0'; *hpt++ = '\0'; /* Hor Position in folder */
*hpt++ = '\0'; *hpt++ = '\0'; /* window or folder id??? */
*hpt++ = '\0'; /* protected bit ??? */
*hpt++ = '\0'; /* (byte 82) MBZ */
/* Data fork length */
*hpt++ = '\0'; *hpt++ = '\0'; *hpt++ = '\0'; *hpt++ = '\0';
/* Resource fork length */
fseek(res,0,SEEK_END);
len = ftell(res)-sizeof(header);
*hpt++ = len>>24; *hpt++ = len>>16; *hpt++ = len>>8; *hpt++ = len;
/* Pad resource fork to be a multiple of 128 bytes */
while ( (len&127)!=0 )
{ putc('\0',res); ++len; }
/* Creation time, (seconds from 1/1/1904) */
time(&now);
/* convert from 1970 based time to 1904 based time */
now += (1970-1904)*365L*24*60*60;
for ( i=1904; i<1970; i+=4 )
now += 24*60*60;
/* Ignore any leap seconds */
*hpt++ = now>>24; *hpt++ = now>>16; *hpt++ = now>>8; *hpt++ = now;
/* Modification time, (seconds from 1/1/1904) */
*hpt++ = now>>24; *hpt++ = now>>16; *hpt++ = now>>8; *hpt++ = now;
*hpt++ = '\0'; *hpt++ = '\0'; /* Get Info comment length */
*hpt++ = 0; /* More finder flags */
/* MacBinary 3 */
memcpy(header+102,"mBIN",4);
header[106] = 0; /* Script. I assume 0 is latin */
header[107] = 0; /* extended finder flags */
/* End of MacBinary 3 */
header[122] = 130; /* MacBinary version 3, written in (129 is MB2) */
header[123] = 129; /* MacBinary Version 2, needed to read */
crc = binhex_crc(header,124);
header[124] = crc>>8;
header[125] = crc;
fseek(res,0,SEEK_SET);
fwrite(header,1,sizeof(header),res);
}
static void CopyFile(FILE *out, FILE *in, char *filename) {
struct macbinaryheader header;
char buffer[1024], *pt;
unsigned char ubuf[16];
int len, map_pos;
memset(buffer,0,128);
fwrite(buffer,1,128,out); /* Fake Mac binary header */
/* Copy the file */
while ( (len=fread(buffer,1,1024,in))>0 )
fwrite(buffer,1,len,out);
/* dfonts have a slightly different map header than do resource forks */
/* make the header appropriate for a fork */
rewind(in);
fread(ubuf,1,16,in);
map_pos = 128 + ((ubuf[4]<<24)|(ubuf[5]<<16)|(ubuf[6]<<8)|ubuf[7]);
fseek(out,map_pos,SEEK_SET);
fwrite(buffer,1,16,out);
/* And now the macbinary header */
pt = strrchr(filename,'/');
if ( pt==NULL )
strcpy(buffer,filename);
else
strcpy(buffer,pt+1);
pt = strstr(buffer,".dfont");
if ( pt==NULL )
pt = strrchr(buffer,'.');
if ( pt!=NULL ) *pt = '\0';
header.type = CHR('F','F','I','L');
header.creator = CHR('D','M','O','V');
header.macfilename = buffer;
DumpMacBinaryHeader(out,&header);
}
int main( int argc, char **argv) {
int i;
FILE *in, *out;
char buffer[1024], *pt;
if ( argc==1 )
Usage(argv[0]);
for ( i=1; i<argc; ++i ) {
if ( strcmp(argv[i],"-help")==0 || strcmp(argv[i],"-h")==0 )
Usage(argv[0]);
strcpy(buffer,argv[i]);
pt = strstr(buffer,".dfont");
if ( pt==NULL ) pt = strrchr(buffer,'.');
if ( pt!=NULL )
strcpy(pt,".bin");
else
strcat(buffer,".bin");
in = fopen(argv[i],"r");
out = fopen(buffer,"w");
if ( in==NULL || out==NULL ) {
fprintf(stderr, "Can't open input or output file for %s, %s\n",
argv[i], buffer);
exit(1);
}
CopyFile(out,in,argv[i]);
fclose(out);
fclose(in);
}
return(0);
}
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