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fiasco: Write correct number of subsections for multiple parts

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Pali Rohár committed 2023-04-15 21:47:25 +02:00
1 parent 6a1d35cb3a
commit fa8a03ec5e
1 file changed
+9 -3
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src/fiasco.c
+9 -3
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@@ -455,11 +455,17 @@ int fiasco_write_to_file(struct fiasco * fiasco, const char * file) {
checksum = 0x00; checksum = 0x00;
/* number of subsections */ /* number of subsections */
length8 = device_count+2; length8 = device_count+1;
if ( image->version ) if ( image->version )
++length8; ++length8;
if ( image->layout ) if ( image->layout )
++length8; ++length8;
if ( image->parts ) {
for ( image_part = image->parts; image_part; image_part = image_part->next )
++length8;
} else {
++length;
}
WRITE_OR_FAIL_FREE(file, fd, &length8, 1, device_hwrevs_bufs); WRITE_OR_FAIL_FREE(file, fd, &length8, 1, device_hwrevs_bufs);
CHECKSUM(checksum, &length8, 1); CHECKSUM(checksum, &length8, 1);
@@ -541,8 +547,8 @@ int fiasco_write_to_file(struct fiasco * fiasco, const char * file) {
WRITE_OR_FAIL(file, fd, &size, 4); WRITE_OR_FAIL(file, fd, &size, 4);
CHECKSUM(checksum, &size, 4); CHECKSUM(checksum, &size, 4);
if ( image_part->name ) { if ( image_part->name ) {
WRITE_OR_FAIL(file, fd, image_part->name, length-16); WRITE_OR_FAIL(file, fd, image_part->name, length8-16);
CHECKSUM(checksum, image_part->name, length-16); CHECKSUM(checksum, image_part->name, (size_t)length8-16);
} }
} }
} else { } else {