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/*
pfb.cc -- implement pfb conversion.
source file of the GNU LilyPond music typesetter
(c) 2004--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include <cstdlib>
#include <cstdio>
#include <cstring>
using namespace std;
#include "program-option.hh"
#include "source-file.hh"
#include "memory-stream.hh"
#include "open-type-font.hh"
#include "main.hh"
#include "warn.hh"
char *
pfb2pfa (Byte const *pfb, int length)
{
char *out = (char*) malloc(sizeof(char));
int olen = 0;
Byte const *p = pfb;
while (p < pfb + length)
{
if (*p++ != 128)
break;
Byte type = *p++;
if (type == 3)
break;
unsigned seglen
= p[0] | (p[1] << 8)
| (p[2] << 16) | (p[3] << 24);
p += 4;
if (type == 1)
{
out = (char *)realloc (out, olen + seglen + 1);
char *outp = out + olen;
memcpy (outp, p, seglen);
olen += seglen;
p += seglen;
}
else if (type == 2)
{
unsigned outlength = (seglen * 2) + (seglen / 32) + 2;
out = (char *)realloc (out, olen + outlength + 1);
char *outp = out + olen;
for (int i = seglen; i--;)
{
sprintf (outp, "%02x", *p++);
outp += 2;
if (! (i % 32))
*outp++ = '\n';
}
olen = outp - out;
}
}
out[olen] = 0;
return out;
}
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