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add quest script disassembler

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This commit is contained in:
Martin Michelsen
2023-06-25 17:29:58 -07:00
parent fcc43e24c5
commit e1b4bd32c9
9 changed files with 1212 additions and 106 deletions
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src/Main.cc
+51 -21
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@@ -24,6 +24,8 @@
#include "PSOGCObjectGraph.hh"
#include "Product.hh"
#include "ProxyServer.hh"
#include "Quest.hh"
#include "QuestScript.hh"
#include "ReplaySession.hh"
#include "SaveFileFormats.hh"
#include "SendCommands.hh"
@@ -163,6 +165,9 @@ The actions are:\n\
GCI or VMS file, use the --seed=SEED option and give the serial number (as\n\
a hex-encoded 32-bit integer). If you don\'t know the serial number,\n\
newserv will find it via a brute-force search, which will take a long time.\n\
disassemble-bin [INPUT-FILENAME [OUTPUT-FILENAME]]\n\
Disassemble the input quest script (.bin file) into a text representation\n\
of the commands and metadata it contains.\n\
cat-client ADDR:PORT\n\
Connect to the given server and simulate a PSO client. newserv will then\n\
print all the received commands to stdout, and forward any commands typed\n\
@@ -219,6 +224,7 @@ enum class Behavior {
FIND_DECRYPTION_SEED,
SALVAGE_GCI,
DECODE_QUEST_FILE,
DISASSEMBLE_QUEST_SCRIPT,
DECODE_SJIS,
EXTRACT_GSL,
EXTRACT_BML,
@@ -251,6 +257,7 @@ static bool behavior_takes_input_filename(Behavior b) {
(b == Behavior::SALVAGE_GCI) ||
(b == Behavior::ENCRYPT_GCI_SAVE) ||
(b == Behavior::DECODE_QUEST_FILE) ||
(b == Behavior::DISASSEMBLE_QUEST_SCRIPT) ||
(b == Behavior::DECODE_SJIS) ||
(b == Behavior::FORMAT_ITEMRT_REL) ||
(b == Behavior::EXTRACT_GSL) ||
@@ -274,22 +281,17 @@ static bool behavior_takes_output_filename(Behavior b) {
(b == Behavior::DECRYPT_TRIVIAL_DATA) ||
(b == Behavior::DECRYPT_GCI_SAVE) ||
(b == Behavior::ENCRYPT_GCI_SAVE) ||
(b == Behavior::DISASSEMBLE_QUEST_SCRIPT) ||
(b == Behavior::DECODE_SJIS) ||
(b == Behavior::EXTRACT_GSL) ||
(b == Behavior::EXTRACT_BML);
}
enum class QuestFileFormat {
GCI = 0,
VMS,
DLQ,
QST,
};
int main(int argc, char** argv) {
Behavior behavior = Behavior::RUN_SERVER;
GameVersion cli_version = GameVersion::GC;
QuestFileFormat quest_file_type = QuestFileFormat::GCI;
bool is_dcv1 = false;
Quest::FileFormat quest_file_type = Quest::FileFormat::BIN_DAT_GCI;
string seed;
string key_file_name;
const char* config_filename = "system/config.json";
@@ -325,16 +327,25 @@ int main(int argc, char** argv) {
num_threads = strtoull(&argv[x][10], nullptr, 0);
} else if (!strcmp(argv[x], "--patch")) {
cli_version = GameVersion::PATCH;
is_dcv1 = false;
} else if (!strcmp(argv[x], "--dc")) {
cli_version = GameVersion::DC;
is_dcv1 = false;
} else if (!strcmp(argv[x], "--dcv1")) {
cli_version = GameVersion::DC;
is_dcv1 = true;
} else if (!strcmp(argv[x], "--pc")) {
cli_version = GameVersion::PC;
is_dcv1 = false;
} else if (!strcmp(argv[x], "--gc")) {
cli_version = GameVersion::GC;
is_dcv1 = false;
} else if (!strcmp(argv[x], "--xb")) {
cli_version = GameVersion::XB;
is_dcv1 = false;
} else if (!strcmp(argv[x], "--bb")) {
cli_version = GameVersion::BB;
is_dcv1 = false;
} else if (!strncmp(argv[x], "--compression-level=", 20)) {
compression_level = strtoll(&argv[x][20], nullptr, 0);
} else if (!strcmp(argv[x], "--optimal")) {
@@ -422,16 +433,18 @@ int main(int argc, char** argv) {
behavior = Behavior::DECODE_SJIS;
} else if (!strcmp(argv[x], "decode-gci")) {
behavior = Behavior::DECODE_QUEST_FILE;
quest_file_type = QuestFileFormat::GCI;
quest_file_type = Quest::FileFormat::BIN_DAT_GCI;
} else if (!strcmp(argv[x], "decode-vms")) {
behavior = Behavior::DECODE_QUEST_FILE;
quest_file_type = QuestFileFormat::VMS;
quest_file_type = Quest::FileFormat::BIN_DAT_VMS;
} else if (!strcmp(argv[x], "decode-dlq")) {
behavior = Behavior::DECODE_QUEST_FILE;
quest_file_type = QuestFileFormat::DLQ;
quest_file_type = Quest::FileFormat::BIN_DAT_DLQ;
} else if (!strcmp(argv[x], "decode-qst")) {
behavior = Behavior::DECODE_QUEST_FILE;
quest_file_type = QuestFileFormat::QST;
quest_file_type = Quest::FileFormat::QST;
} else if (!strcmp(argv[x], "disassemble-bin")) {
behavior = Behavior::DISASSEMBLE_QUEST_SCRIPT;
} else if (!strcmp(argv[x], "cat-client")) {
behavior = Behavior::CAT_CLIENT;
} else if (!strcmp(argv[x], "format-itemrt-rel")) {
@@ -488,13 +501,14 @@ int main(int argc, char** argv) {
};
auto write_output_data = [&](const void* data, size_t size) {
// If the output is to a specified file, write it there
if (output_filename && strcmp(output_filename, "-")) {
// If the output is to a specified file, write it there
save_file(output_filename, data, size);
} else if (!output_filename && input_filename && strcmp(input_filename, "-")) {
// If no output filename is given and an input filename is given, write to
// <input-filename>.dec (or an appropriate extension, if it can be
// autodetected)
} else if (!output_filename && input_filename && strcmp(input_filename, "-")) {
string filename = input_filename;
if (behavior == Behavior::COMPRESS_PRS) {
if (ends_with(filename, ".bind") ||
@@ -524,16 +538,21 @@ int main(int argc, char** argv) {
} else {
filename += ".dec";
}
} else if (behavior == Behavior::DISASSEMBLE_QUEST_SCRIPT) {
filename += ".txt";
} else {
filename += ".dec";
}
save_file(filename, data, size);
// If stdout is a terminal, use print_data to write the result
} else if (isatty(fileno(stdout))) {
} else if (isatty(fileno(stdout)) && (behavior != Behavior::DISASSEMBLE_QUEST_SCRIPT)) {
// If stdout is a terminal and the data is not known to be text, use
// print_data to write the result
print_data(stdout, data, size);
fflush(stdout);
// If stdout is not a terminal, write the data as-is
} else {
// If stdout is not a terminal, write the data as-is
fwritex(stdout, data, size);
fflush(stdout);
}
@@ -945,18 +964,18 @@ int main(int argc, char** argv) {
}
string output_filename_base = input_filename;
if (quest_file_type == QuestFileFormat::GCI) {
if (quest_file_type == Quest::FileFormat::BIN_DAT_GCI) {
int64_t dec_seed = seed.empty() ? -1 : stoul(seed, nullptr, 16);
auto decoded = Quest::decode_gci_file(input_filename, num_threads, dec_seed);
save_file(output_filename_base + ".dec", decoded);
} else if (quest_file_type == QuestFileFormat::VMS) {
} else if (quest_file_type == Quest::FileFormat::BIN_DAT_VMS) {
int64_t dec_seed = seed.empty() ? -1 : stoul(seed, nullptr, 16);
auto decoded = Quest::decode_vms_file(input_filename, num_threads, dec_seed);
save_file(output_filename_base + ".dec", decoded);
} else if (quest_file_type == QuestFileFormat::DLQ) {
} else if (quest_file_type == Quest::FileFormat::BIN_DAT_DLQ) {
auto decoded = Quest::decode_dlq_file(input_filename);
save_file(output_filename_base + ".dec", decoded);
} else if (quest_file_type == QuestFileFormat::QST) {
} else if (quest_file_type == Quest::FileFormat::QST) {
auto data = Quest::decode_qst_file(input_filename);
save_file(output_filename_base + ".bin", data.first);
save_file(output_filename_base + ".dat", data.second);
@@ -966,6 +985,17 @@ int main(int argc, char** argv) {
break;
}
case Behavior::DISASSEMBLE_QUEST_SCRIPT: {
if (!input_filename || !strcmp(input_filename, "-")) {
throw invalid_argument("an input filename is required");
}
auto data = prs_decompress(read_input_data());
string result = disassemble_quest_script(data.data(), data.size(), cli_version, is_dcv1);
write_output_data(result.data(), result.size());
break;
}
case Behavior::DECODE_SJIS: {
string data = read_input_data();
auto decoded = decode_sjis(data);