NorthstarLauncher/NorthstarDLL/concommand.h

141 lines
4.3 KiB
C++

#pragma once
// From Source SDK
class ConCommandBase;
class IConCommandBaseAccessor
{
public:
// Flags is a combination of FCVAR flags in cvar.h.
// hOut is filled in with a handle to the variable.
virtual bool RegisterConCommandBase(ConCommandBase* pVar) = 0;
};
class CCommand
{
public:
CCommand() = delete;
int64_t ArgC() const;
const char** ArgV() const;
const char* ArgS() const; // All args that occur after the 0th arg, in string form
const char* GetCommandString() const; // The entire command in string form, including the 0th arg
const char* operator[](int nIndex) const; // Gets at arguments
const char* Arg(int nIndex) const; // Gets at arguments
static int MaxCommandLength();
private:
enum
{
COMMAND_MAX_ARGC = 64,
COMMAND_MAX_LENGTH = 512,
};
int64_t m_nArgc;
int64_t m_nArgv0Size;
char m_pArgSBuffer[COMMAND_MAX_LENGTH];
char m_pArgvBuffer[COMMAND_MAX_LENGTH];
const char* m_ppArgv[COMMAND_MAX_ARGC];
};
inline int CCommand::MaxCommandLength()
{
return COMMAND_MAX_LENGTH - 1;
}
inline int64_t CCommand::ArgC() const
{
return m_nArgc;
}
inline const char** CCommand::ArgV() const
{
return m_nArgc ? (const char**)m_ppArgv : NULL;
}
inline const char* CCommand::ArgS() const
{
return m_nArgv0Size ? &m_pArgSBuffer[m_nArgv0Size] : "";
}
inline const char* CCommand::GetCommandString() const
{
return m_nArgc ? m_pArgSBuffer : "";
}
inline const char* CCommand::Arg(int nIndex) const
{
// FIXME: Many command handlers appear to not be particularly careful
// about checking for valid argc range. For now, we're going to
// do the extra check and return an empty string if it's out of range
if (nIndex < 0 || nIndex >= m_nArgc)
return "";
return m_ppArgv[nIndex];
}
inline const char* CCommand::operator[](int nIndex) const
{
return Arg(nIndex);
}
//-----------------------------------------------------------------------------
// Called when a ConCommand needs to execute
//-----------------------------------------------------------------------------
typedef void (*FnCommandCallback_t)(const CCommand& command);
#define COMMAND_COMPLETION_MAXITEMS 64
#define COMMAND_COMPLETION_ITEM_LENGTH 128
//-----------------------------------------------------------------------------
// Returns 0 to COMMAND_COMPLETION_MAXITEMS worth of completion strings
//-----------------------------------------------------------------------------
typedef int (*__fastcall FnCommandCompletionCallback)(
const char* partial, char commands[COMMAND_COMPLETION_MAXITEMS][COMMAND_COMPLETION_ITEM_LENGTH]);
// From r5reloaded
class ConCommandBase
{
public:
bool HasFlags(int nFlags);
void AddFlags(int nFlags);
void RemoveFlags(int nFlags);
bool IsCommand(void) const;
bool IsRegistered(void) const;
bool IsFlagSet(int nFlags) const;
static bool IsFlagSet(ConCommandBase* pCommandBase, int nFlags); // For hooking to engine's implementation.
int GetFlags(void) const;
ConCommandBase* GetNext(void) const;
const char* GetHelpText(void) const;
char* CopyString(const char* szFrom) const;
void* m_pConCommandBaseVTable; // 0x0000
ConCommandBase* m_pNext; // 0x0008
bool m_bRegistered; // 0x0010
char pad_0011[7]; // 0x0011 <- 3 bytes padding + unk int32.
const char* m_pszName; // 0x0018
const char* m_pszHelpString; // 0x0020
int m_nFlags; // 0x0028
ConCommandBase* s_pConCommandBases; // 0x002C
IConCommandBaseAccessor* s_pAccessor; // 0x0034
}; // Size: 0x0040
// taken from ttf2sdk
class ConCommand : public ConCommandBase
{
friend class CCVar;
public:
ConCommand(void) {}; // !TODO: Rebuild engine constructor in SDK instead.
ConCommand(const char* szName, const char* szHelpString, int nFlags, void* pCallback, void* pCommandCompletionCallback);
void Init(void);
bool IsCommand(void) const;
FnCommandCallback_t m_pCommandCallback {}; // 0x0040 <- starts from 0x40 since we inherit ConCommandBase.
FnCommandCompletionCallback m_pCompletionCallback {}; // 0x0048 <- defaults to sub_180417410 ('xor eax, eax').
int m_nCallbackFlags {}; // 0x0050
char pad_0054[4]; // 0x0054
int unk0; // 0x0058
int unk1; // 0x005C
}; // Size: 0x0060
void RegisterConCommand(const char* name, void (*callback)(const CCommand&), const char* helpString, int flags);
void RegisterConCommand(
const char* name, void (*callback)(const CCommand&), const char* helpString, int flags, FnCommandCompletionCallback completionCallback);