diff options
| -rw-r--r-- | engines/mads/nebular/sound_nebular.cpp | 28 | ||||
| -rw-r--r-- | engines/mads/nebular/sound_nebular.h | 5 | ||||
| -rw-r--r-- | engines/mads/sound.cpp | 9 |
3 files changed, 42 insertions, 0 deletions
diff --git a/engines/mads/nebular/sound_nebular.cpp b/engines/mads/nebular/sound_nebular.cpp index c540eb4382..a6dce74bba 100644 --- a/engines/mads/nebular/sound_nebular.cpp +++ b/engines/mads/nebular/sound_nebular.cpp @@ -24,6 +24,7 @@ #include "audio/decoders/raw.h" #include "common/algorithm.h" #include "common/debug.h" +#include "common/md5.h" #include "common/memstream.h" #include "mads/sound.h" #include "mads/nebular/sound_nebular.h" @@ -218,6 +219,33 @@ ASound::~ASound() { _mixer->stopHandle(_soundHandle); } +void ASound::validate() { + byte digest[16]; + Common::File f; + static const char *const MD5[] = { + "205398468de2c8873b7d4d73d5be8ddc", + "f9b2d944a2fb782b1af5c0ad592306d3", + "7431f8dad77d6ddfc24e6f3c0c4ac7df", + "eb1f3f5a4673d3e73d8ac1818c957cf4", + "f936dd853073fa44f3daac512e91c476", + "3dc139d3e02437a6d9b732072407c366", + "af0edab2934947982e9a405476702e03", + "8cbc25570b50ba41c9b5361cad4fbedc", + "a31e4783e098f633cbb6689adb41dd4f" + }; + + for (int i = 1; i <= 9; ++i) { + Common::String filename = Common::String::format("ASOUND.00%d", i); + if (!f.open(filename)) + error("Could not process - %s", filename.c_str()); + Common::String md5str = Common::computeStreamMD5AsString(f, 8192); + f.close(); + + if (md5str != MD5[i - 1]) + error("Invalid sound file - %s", filename.c_str()); + } +} + void ASound::adlibInit() { write(4, 0x60); write(4, 0x80); diff --git a/engines/mads/nebular/sound_nebular.h b/engines/mads/nebular/sound_nebular.h index abb6516030..ccfd40ad52 100644 --- a/engines/mads/nebular/sound_nebular.h +++ b/engines/mads/nebular/sound_nebular.h @@ -318,6 +318,11 @@ public: virtual ~ASound(); /** + * Validates the Adlib sound files + */ + static void validate(); + + /** * Execute a player command. Most commands represent sounds to play, but some * low number commands also provide control operations. * @param commandId Player ommand to execute. diff --git a/engines/mads/sound.cpp b/engines/mads/sound.cpp index d0aa770a4d..1652550ba3 100644 --- a/engines/mads/sound.cpp +++ b/engines/mads/sound.cpp @@ -39,6 +39,15 @@ SoundManager::SoundManager(MADSEngine *vm, Audio::Mixer *mixer) { _opl = OPL::Config::create(); _opl->init(11025); + + // Validate sound files + switch (_vm->getGameID()) { + case GType_RexNebular: + Nebular::ASound::validate(); + break; + default: + break; + } } SoundManager::~SoundManager() { |