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exdeath
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src/exdeath.cc: we are a successful patcher

main
Kiyoshi Aman 2020-06-15 22:23:48 -06:00
parent 70d144ae38
commit 711c601d6a
1 changed files with 4 additions and 11 deletions
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15
src/exdeath.cc
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@ -106,8 +106,6 @@ void Exdeath::btnApply_clicked(bool trigger) {
target->open(QIODevice::WriteOnly | QIODevice::Append); target->open(QIODevice::WriteOnly | QIODevice::Append);
target->seek(0); target->seek(0);
printf("Size of target is 0x%08llx.\n", target->size());
for (int i = 0; i < patches.size(); i++) { for (int i = 0; i < patches.size(); i++) {
applyPatch(target, patches[i]); applyPatch(target, patches[i]);
} }
@ -118,7 +116,7 @@ void Exdeath::btnApply_clicked(bool trigger) {
void Exdeath::applyPatch(QFile *file, QString patch) { void Exdeath::applyPatch(QFile *file, QString patch) {
QFile *data = new QFile(patch); QFile *data = new QFile(patch);
data->open(QIODevice::ReadOnly); data->open(QIODevice::ReadOnly);
char *temp = reinterpret_cast<char *>(malloc(1024)); char *temp = reinterpret_cast<char *>(malloc(65536));
data->read(temp, 5); data->read(temp, 5);
@ -128,31 +126,26 @@ void Exdeath::applyPatch(QFile *file, QString patch) {
return; return;
} }
printf("Applying patch %s...\n", patch.toStdString().c_str());
while (!data->atEnd()) { while (!data->atEnd()) {
unsigned int seek = 0, length = 0; unsigned int seek = 0, length = 0;
data->read(temp, 3);
if (!strncmp(temp, "EOF", 3)) { if (!strncmp(temp, "EOF", 3)) {
break; break;
} }
seek = (temp[0] << 16) + (temp[1] << 8) + temp[2]; seek = ((temp[0] & 0xff) << 16) + ((temp[1] & 0xff) << 8) + (temp[2] & 0xff);
data->read(temp, 2); data->read(temp, 2);
length = (temp[0] << 8) + temp[1]; length = ((temp[0] & 0xff) << 8) + (temp[1] & 0xff);
if (length == 0) { if (length == 0) {
// RLE hunk // RLE hunk
data->read(temp, 2); data->read(temp, 2);
length = (temp[0] << 8) + temp[1]; length = ((temp[0] & 0xff) << 8) + (temp[1] & 0xff);
data->read(temp, 1); data->read(temp, 1);
printf("Seeking to 0x%08x and writing %u RLE bytes\n", seek, length);
file->seek(seek); file->seek(seek);
for (unsigned int i = 0; i < length; i++) { for (unsigned int i = 0; i < length; i++) {
file->write(temp, 1); file->write(temp, 1);
} }
} else { } else {
printf("Seeking to 0x%08x and writing %u bytes\n", seek, length);
data->read(temp, length); data->read(temp, length);
file->seek(seek); file->seek(seek);
file->write(temp, length); file->write(temp, length);