claunia/86Box
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Fixed two recompiler bugs pointed out by mooch;

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Fixed corruption on 86F recompression;
Fixed CRC64 calculation on 86F writeback.
This commit is contained in:
OBattler
2016-11-03 00:57:01 +01:00
parent e280faa2d6
commit 59308f6658
3 changed files with 7 additions and 2 deletions
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5
src/disc_86f.c
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@@ -2609,6 +2609,7 @@ void d86f_writeback(int drive)
fseek(d86f[drive].f, 0, SEEK_END);
len = ftell(d86f[drive].f);
len -= header_size;
fseek(d86f[drive].f, header_size, SEEK_SET);
@@ -2637,8 +2638,10 @@ void d86f_writeback(int drive)
fseek(cf, 8, SEEK_SET);
fwrite(&crc64, 1, 8, cf);
fseek(cf, 0, SEEK_SET);
d86f[drive].filebuf = (uint8_t *) malloc(len);
fread(d86f[drive].filebuf, 1, len, cf);
*(uint64_t *) &(d86f[drive].filebuf[8]) = 0xffffffffffffffff;
crc64 = (uint64_t) crc64speed(0, d86f[drive].filebuf, len);
free(d86f[drive].filebuf);
@@ -2660,8 +2663,10 @@ void d86f_writeback(int drive)
fseek(d86f[drive].f, 8, SEEK_SET);
fwrite(&crc64, 1, 8, d86f[drive].f);
fseek(d86f[drive].f, 0, SEEK_SET);
d86f[drive].filebuf = (uint8_t *) malloc(len);
fread(d86f[drive].filebuf, 1, len, d86f[drive].f);
*(uint64_t *) &(d86f[drive].filebuf[8]) = 0xffffffffffffffff;
crc64 = (uint64_t) crc64speed(0, d86f[drive].filebuf, len);
free(d86f[drive].filebuf);