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Cheat System: Minor code cleanup and robustness improvements.

This commit is contained in:
rogerman 2023-06-30 15:13:35 -07:00
parent f48aee928c
commit 7fb5a5871b
2 changed files with 34 additions and 21 deletions
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36
desmume/src/cheatSystem.cpp
View File

@ -54,10 +54,15 @@ const char* CHEATS::getFilePath() const
}
void CHEATS::setFilePath(const char *thePath)
{
memset(this->_filename, '\0', sizeof(this->_filename));
if (thePath != NULL)
{
strncpy((char *)this->_filename, thePath, sizeof(this->_filename));
this->_filename[ sizeof(this->_filename) - 1 ] = '\0';
}
}
size_t CHEATS::addItem(const CHEATS_LIST &srcCheat)
{
@ -165,7 +170,7 @@ static void CheatWrite(int size, int proc, u32 addr, u32 val)
}
void CHEATS::ARparser(CHEATS_LIST& theList)
void CHEATS::ARparser(const CHEATS_LIST &theList)
{
//primary organizational source (seems to be referenced by cheaters the most) - http://doc.kodewerx.org/hacking_nds.html
//secondary clarification and details (for programmers) - http://problemkaputt.de/gbatek.htm#dscartcheatactionreplayds
@ -868,7 +873,7 @@ CHEATS_LIST* CHEATS::getListPtr()
bool CHEATS::copyItemFromIndex(const size_t pos, CHEATS_LIST &outCheatItem)
{
CHEATS_LIST *itemPtr = this->getItemPtrAtIndex(pos);
const CHEATS_LIST *itemPtr = this->getItemPtrAtIndex(pos);
if (itemPtr == NULL)
{
return false;
@ -879,22 +884,23 @@ bool CHEATS::copyItemFromIndex(const size_t pos, CHEATS_LIST &outCheatItem)
return true;
}
CHEATS_LIST* CHEATS::getItemPtrAtIndex(const size_t pos)
CHEATS_LIST* CHEATS::getItemPtrAtIndex(const size_t pos) const
{
if (pos >= this->getListSize())
{
return NULL;
}
return &this->_list[pos];
const CHEATS_LIST *itemPtr = &this->_list[pos];
return (CHEATS_LIST *)itemPtr;
}
size_t CHEATS::getListSize()
size_t CHEATS::getListSize() const
{
return this->_list.size();
}
size_t CHEATS::getActiveCount()
size_t CHEATS::getActiveCount() const
{
size_t activeCheatCount = 0;
const size_t cheatListCount = this->getListSize();
@ -1009,6 +1015,12 @@ bool CHEATS::load()
{
bool didLoadAllItems = false;
int valueReadResult = 0;
if (strlen((const char *)this->_filename) == 0)
{
return didLoadAllItems;
}
EMUFILE_FILE flist((char *)this->_filename, "r");
if (flist.fail())
{
@ -1128,7 +1140,7 @@ bool CHEATS::load()
return didLoadAllItems;
}
void CHEATS::process(int targetType)
void CHEATS::process(int targetType) const
{
if (CommonSettings.cheatsDisable) return;
@ -1177,7 +1189,7 @@ void CHEATS::process(int targetType)
} //end case 0 internal cheat system
case 1: // Action Replay
ARparser(this->_list[i]);
CHEATS::ARparser(this->_list[i]);
break;
case 2: // Codebreaker
break;
@ -1197,14 +1209,14 @@ void CHEATS::process(int targetType)
#endif
}
void CHEATS::getXXcodeString(CHEATS_LIST theList, char *res_buf)
void CHEATS::StringFromXXCode(const CHEATS_LIST &srcCheatItem, char *outCStringBuffer)
{
char buf[50] = { 0 };
for (u32 i = 0; i < theList.num; i++)
for (u32 i = 0; i < srcCheatItem.num; i++)
{
snprintf(buf, 19, "%08X %08X\n", theList.code[i][0], theList.code[i][1]);
strcat(res_buf, buf);
snprintf(buf, 19, "%08X %08X\n", srcCheatItem.code[i][0], srcCheatItem.code[i][1]);
strcat(outCStringBuffer, buf);
}
}

15
desmume/src/cheatSystem.h
View File

@ -60,8 +60,6 @@ private:
u8 _filename[MAX_PATH];
size_t _currentGet;
void clear();
void ARparser(CHEATS_LIST& cheat);
char *clearCode(char *s);
public:
@ -72,6 +70,7 @@ public:
}
~CHEATS() {}
void clear();
void init(const char *thePath);
const char* getFilePath() const;
void setFilePath(const char *thePath);
@ -105,15 +104,17 @@ public:
bool getList(CHEATS_LIST *cheat);
CHEATS_LIST* getListPtr();
bool copyItemFromIndex(const size_t pos, CHEATS_LIST &outCheatItem);
CHEATS_LIST* getItemPtrAtIndex(const size_t pos);
size_t getListSize();
size_t getActiveCount();
CHEATS_LIST* getItemPtrAtIndex(const size_t pos) const;
size_t getListSize() const;
size_t getActiveCount() const;
void setDescription(const char *description, const size_t pos);
bool save();
bool load();
void process(int targetType);
void getXXcodeString(CHEATS_LIST theList, char *res_buf);
void process(int targetType) const;
static void ARparser(const CHEATS_LIST &cheat);
static void StringFromXXCode(const CHEATS_LIST &srcCheatItem, char *outCStringBuffer);
static bool XXCodeFromString(const std::string codeString, CHEATS_LIST &outCheatItem);
static bool XXCodeFromString(const char *codeString, CHEATS_LIST &outCheatItem);
};