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Cheats array repleced by continous buffer

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This commit is contained in:
Duckbill 2017-12-22 12:17:45 +03:00
parent b6d6cc9750
commit 8052946517
1 changed files with 63 additions and 45 deletions
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108
sysmodules/rosalina/source/menus/cheats.c
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@ -22,9 +22,12 @@ typedef struct CheatDescription {
u32 keyCombo; u32 keyCombo;
char name[40]; char name[40];
u32 codesCount; u32 codesCount;
u64 codes[64]; u64 codes[0];
} CheatDescription; } CheatDescription;
CheatDescription* cheats[1024] = { 0 };
u8 cheatBuffer[65536] = { 0 };
static CheatProcessInfo cheatinfo[0x40] = { 0 }; static CheatProcessInfo cheatinfo[0x40] = { 0 };
s32 Cheats_FetchProcessInfo(void) { s32 Cheats_FetchProcessInfo(void) {
@ -56,7 +59,6 @@ s32 Cheats_FetchProcessInfo(void) {
} }
typedef struct CheatState { typedef struct CheatState {
u8 id;
u32 index; u32 index;
u32 offset; u32 offset;
u32 data; u32 data;
@ -77,7 +79,7 @@ CheatState cheat_state = { 0 };
u8 cheatCount = 0; u8 cheatCount = 0;
u8 hasKeyActivated = 0; u8 hasKeyActivated = 0;
u64 cheatTitleInfo = -1ULL; u64 cheatTitleInfo = -1ULL;
CheatDescription cheatDescriptions[0x20] = { 0 }; //CheatDescription cheatDescriptions[0x20] = { 0 };
char failureReason[64]; char failureReason[64];
@ -103,7 +105,8 @@ u32 Cheat_read32(u32 offset) {
u8 typeEMapping[] = { 4 << 3, 5 << 3, 6 << 3, 7 << 3, 0 << 3, 1 << 3, 2 << 3, 3 u8 typeEMapping[] = { 4 << 3, 5 << 3, 6 << 3, 7 << 3, 0 << 3, 1 << 3, 2 << 3, 3
<< 3 }; << 3 };
u8 Cheat_getNextTypeE() {
u8 Cheat_getNextTypeE(const CheatDescription* cheat) {
if (cheat_state.typeEIdx == 7) { if (cheat_state.typeEIdx == 7) {
cheat_state.typeEIdx = 0; cheat_state.typeEIdx = 0;
@ -111,12 +114,11 @@ u8 Cheat_getNextTypeE() {
} else { } else {
cheat_state.typeEIdx++; cheat_state.typeEIdx++;
} }
return (u8) ((cheatDescriptions[cheat_state.id].codes[cheat_state.typeELine] return (u8) ((cheat->codes[cheat_state.typeELine]
>> (typeEMapping[cheat_state.typeEIdx])) & 0xFF); >> (typeEMapping[cheat_state.typeEIdx])) & 0xFF);
} }
void Cheat_applyCheat(u8 cheatId) { void Cheat_applyCheat(CheatDescription* const cheat) {
cheat_state.id = cheatId;
cheat_state.index = 0; cheat_state.index = 0;
cheat_state.offset = 0; cheat_state.offset = 0;
cheat_state.data = 0; cheat_state.data = 0;
@ -128,16 +130,14 @@ void Cheat_applyCheat(u8 cheatId) {
cheat_state.ifCount = 0; cheat_state.ifCount = 0;
cheat_state.storedIfCount = 0; cheat_state.storedIfCount = 0;
cheatDescriptions[cheat_state.id].keyCombo = 0; cheat->keyCombo = 0;
while (cheat_state.index < cheatDescriptions[cheat_state.id].codesCount) { while (cheat_state.index < cheat->codesCount) {
u32 skipExecution = cheat_state.ifStack & 0x00000001; u32 skipExecution = cheat_state.ifStack & 0x00000001;
u32 arg0 = u32 arg0 = (u32) ((cheat->codes[cheat_state.index] >> 32)
(u32) ((cheatDescriptions[cheat_state.id].codes[cheat_state.index] & 0x00000000FFFFFFFFULL);
>> 32) & 0x00000000FFFFFFFFULL); u32 arg1 = (u32) ((cheat->codes[cheat_state.index])
u32 arg1 = & 0x00000000FFFFFFFFULL);
(u32) ((cheatDescriptions[cheat_state.id].codes[cheat_state.index])
& 0x00000000FFFFFFFFULL);
if (arg0 == 0 && arg1 == 0) { if (arg0 == 0 && arg1 == 0) {
goto end_main_loop; goto end_main_loop;
} }
@ -585,7 +585,7 @@ void Cheat_applyCheat(u8 cheatId) {
case 0x0D: case 0x0D:
// DD Type // DD Type
{ {
cheatDescriptions[cheat_state.id].keyCombo |= (arg1 & 0xFFF); cheat->keyCombo |= (arg1 & 0xFFF);
u32 newSkip; u32 newSkip;
if ((HID_PAD & arg1) == arg1) { if ((HID_PAD & arg1) == arg1) {
newSkip = 0; newSkip = 0;
@ -616,7 +616,7 @@ void Cheat_applyCheat(u8 cheatId) {
cheat_state.typeELine = cheat_state.index; cheat_state.typeELine = cheat_state.index;
cheat_state.typeEIdx = 7; cheat_state.typeEIdx = 7;
for (u32 i = 0; i < count; i++) { for (u32 i = 0; i < count; i++) {
u8 byte = Cheat_getNextTypeE(); u8 byte = Cheat_getNextTypeE(cheat);
if (!skipExecution) { if (!skipExecution) {
Cheat_write8(beginOffset + i, byte); Cheat_write8(beginOffset + i, byte);
} }
@ -632,7 +632,7 @@ void Cheat_applyCheat(u8 cheatId) {
end_main_loop: ; end_main_loop: ;
} }
Result Cheat_mapMemoryAndApplyCheat(u32 pid, u32 cheatIdx) { Result Cheat_mapMemoryAndApplyCheat(u32 pid, CheatDescription* const cheat) {
Handle processHandle; Handle processHandle;
Result res; Result res;
res = svcOpenProcess(&processHandle, pid); res = svcOpenProcess(&processHandle, pid);
@ -668,7 +668,7 @@ Result Cheat_mapMemoryAndApplyCheat(u32 pid, u32 cheatIdx) {
heapStartAddress, heapTotalSize); heapStartAddress, heapTotalSize);
if (R_SUCCEEDED(codeRes | heapRes)) { if (R_SUCCEEDED(codeRes | heapRes)) {
Cheat_applyCheat(cheatIdx); Cheat_applyCheat(cheat);
if (R_SUCCEEDED(codeRes)) if (R_SUCCEEDED(codeRes))
svcUnmapProcessMemoryEx(processHandle, codeDestAddress, svcUnmapProcessMemoryEx(processHandle, codeDestAddress,
@ -678,7 +678,7 @@ Result Cheat_mapMemoryAndApplyCheat(u32 pid, u32 cheatIdx) {
heapTotalSize); heapTotalSize);
svcCloseHandle(processHandle); svcCloseHandle(processHandle);
cheatDescriptions[cheatIdx].active = 1; cheat->active = 1;
} else { } else {
svcCloseHandle(processHandle); svcCloseHandle(processHandle);
} }
@ -706,6 +706,26 @@ static bool Cheat_openLumaFile(IFile *file, const char *path) {
return R_SUCCEEDED(Cheat_fileOpen(file, ARCHIVE_SDMC, path, FS_OPEN_READ)); return R_SUCCEEDED(Cheat_fileOpen(file, ARCHIVE_SDMC, path, FS_OPEN_READ));
} }
CheatDescription* Cheats_allocCheat() {
CheatDescription* cheat;
if (cheatCount == 0) {
cheat = (CheatDescription*) cheatBuffer;
} else {
CheatDescription* prev = cheats[cheatCount - 1];
cheat = (CheatDescription *) ((u8*) (prev) + sizeof(CheatDescription)
+ sizeof(u64) * (prev->codesCount));
}
cheats[cheatCount] = cheat;
cheatCount++;
return cheat;
}
void Cheats_addCode(CheatDescription* cheat, u64 code) {
cheat->codes[cheat->codesCount] = code;
(cheat->codesCount)++;
}
void loadCheatsIntoMemory(u64 titleId) { void loadCheatsIntoMemory(u64 titleId) {
cheatCount = 0; cheatCount = 0;
cheatTitleInfo = titleId; cheatTitleInfo = titleId;
@ -723,26 +743,28 @@ void loadCheatsIntoMemory(u64 titleId) {
u64 total; u64 total;
IFile_Read(&file, &total, buffer, 1); IFile_Read(&file, &total, buffer, 1);
cheatCount = buffer[0]; u8 cc = buffer[0];
for (u8 i = 0; i < cheatCount; i++) { for (u8 i = 0; i < cc; i++) {
cheatDescriptions[i].active = 0; CheatDescription* cheat = Cheats_allocCheat();
cheat->active = 0;
IFile_Read(&file, &total, buffer, 1); IFile_Read(&file, &total, buffer, 1);
u8 nameLen = buffer[0]; u8 nameLen = buffer[0];
IFile_Read(&file, &total, cheatDescriptions[i].name, nameLen); IFile_Read(&file, &total, cheat->name, nameLen);
cheatDescriptions[i].name[nameLen] = '\0'; cheat->name[nameLen] = '\0';
IFile_Read(&file, &total, buffer, 1); IFile_Read(&file, &total, buffer, 1);
cheatDescriptions[i].codesCount = buffer[0]; u8 codeCount = buffer[0];
cheatDescriptions[i].keyActivated = 0; cheat->codesCount = 0;
cheatDescriptions[i].keyCombo = 0; cheat->keyActivated = 0;
for (u8 j = 0; j < cheatDescriptions[i].codesCount; j++) { cheat->keyCombo = 0;
for (u8 j = 0; j < codeCount; j++) {
IFile_Read(&file, &total, buffer, 8); IFile_Read(&file, &total, buffer, 8);
u64 tmp = buffer[0]; u64 tmp = buffer[0];
for (u8 k = 1; k < 8; k++) { for (u8 k = 1; k < 8; k++) {
tmp = (tmp << 8) + buffer[k]; tmp = (tmp << 8) + buffer[k];
} }
cheatDescriptions[i].codes[j] = tmp; Cheats_addCode(cheat, tmp);
if (((tmp >> 56) & 0xFF) == 0xDD) { if (((tmp >> 56) & 0xFF) == 0xDD) {
cheatDescriptions[i].keyActivated = 1; cheat->keyActivated = 1;
} }
} }
} }
@ -799,9 +821,9 @@ void Cheats_applyKeyCheats(void) {
u32 keys = HID_PAD & 0xFFF; u32 keys = HID_PAD & 0xFFF;
for (int i = 0; i < cheatCount; i++) { for (int i = 0; i < cheatCount; i++) {
if (cheatDescriptions[i].active && cheatDescriptions[i].keyActivated if (cheats[i]->active && cheats[i]->keyActivated
&& (cheatDescriptions[i].keyCombo & keys) == keys) { && (cheats[i]->keyCombo & keys) == keys) {
Cheat_mapMemoryAndApplyCheat(pid, i); Cheat_mapMemoryAndApplyCheat(pid, cheats[i]);
} }
} }
} }
@ -850,12 +872,9 @@ void RosalinaMenu_Cheats(void) {
&& page * CHEATS_PER_MENU_PAGE + i < cheatCount; && page * CHEATS_PER_MENU_PAGE + i < cheatCount;
i++) { i++) {
char buf[65] = { 0 }; char buf[65] = { 0 };
const char * checkbox = ( const char * checkbox = (cheats[i]->active ? "(x) " : "( ) ");
cheatDescriptions[i].active ? "(x) " : "( ) "); const char * keyAct = (cheats[i]->keyActivated ? "*" : " ");
const char * keyAct = ( sprintf(buf, "%s%s%s", checkbox, keyAct, cheats[i]->name);
cheatDescriptions[i].keyActivated ? "*" : " ");
sprintf(buf, "%s%s%s", checkbox, keyAct,
cheatDescriptions[i].name);
Draw_DrawString(30, 30 + i * SPACING_Y, COLOR_WHITE, buf); Draw_DrawString(30, 30 + i * SPACING_Y, COLOR_WHITE, buf);
Draw_DrawCharacter(10, 30 + i * SPACING_Y, COLOR_TITLE, Draw_DrawCharacter(10, 30 + i * SPACING_Y, COLOR_TITLE,
@ -879,15 +898,14 @@ void RosalinaMenu_Cheats(void) {
if (pressed & BUTTON_B) if (pressed & BUTTON_B)
break; break;
else if (pressed & BUTTON_A) { else if (pressed & BUTTON_A) {
if (cheatDescriptions[selected].active) { if (cheats[selected]->active) {
cheatDescriptions[selected].active = 0; cheats[selected]->active = 0;
} else { } else {
Cheat_mapMemoryAndApplyCheat(pid, selected); Cheat_mapMemoryAndApplyCheat(pid, cheats[selected]);
} }
hasKeyActivated = 0; hasKeyActivated = 0;
for (int i = 0; i < cheatCount; i++) { for (int i = 0; i < cheatCount; i++) {
if (cheatDescriptions[i].active if (cheats[i]->active && cheats[i]->keyActivated) {
&& cheatDescriptions[i].keyActivated) {
hasKeyActivated = 1; hasKeyActivated = 1;
break; break;
} }