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(svn r23887) -Feature: [NewGRF] Support for container version 2.

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michi_cc
2012-02-04 13:29:04 +00:00
parent a9b6c5cd86
commit 6db39410a1
12 changed files with 323 additions and 33 deletions
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10
src/newgrf_sound.cpp
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@@ -64,9 +64,13 @@ bool LoadNewGRFSound(SoundEntry *sound)
FioSeekToFile(sound->file_slot, sound->file_offset);
/* Skip ID for container version >= 2 as we only look at the first
* entry and ignore any further entries with the same ID. */
if (sound->grf_container_ver >= 2) FioReadDword();
/* Format: <num> <FF> <FF> <name_len> <name> '\0' <data> */
uint16 num = FioReadWord();
uint32 num = sound->grf_container_ver >= 2 ? FioReadDword() : FioReadWord();
if (FioReadByte() != 0xFF) return false;
if (FioReadByte() != 0xFF) return false;
@@ -88,7 +92,9 @@ bool LoadNewGRFSound(SoundEntry *sound)
}
uint32 total_size = FioReadDword();
if (total_size + name_len + 11 > num) { // The first FF in the sprite is not counted for <num>.
uint header_size = 11;
if (sound->grf_container_ver >= 2) header_size++; // The first FF in the sprite is only counted for container version >= 2.
if (total_size + name_len + header_size > num) {
DEBUG(grf, 1, "LoadNewGRFSound [%s]: RIFF was truncated", FioGetFilename(sound->file_slot));
return false;
}