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Diffstat (limited to 'NorthstarDLL/shared/keyvalues.cpp')
| -rw-r--r-- | NorthstarDLL/shared/keyvalues.cpp | 1316 |
1 files changed, 1316 insertions, 0 deletions
diff --git a/NorthstarDLL/shared/keyvalues.cpp b/NorthstarDLL/shared/keyvalues.cpp new file mode 100644 index 00000000..fe7d6299 --- /dev/null +++ b/NorthstarDLL/shared/keyvalues.cpp @@ -0,0 +1,1316 @@ +#include "pch.h" +#include "keyvalues.h" +#include <winnt.h> + +// implementation of the ConVar class +// heavily based on https://github.com/Mauler125/r5sdk/blob/master/r5dev/vpc/keyvalues.cpp + +typedef int HKeySymbol; +#define INVALID_KEY_SYMBOL (-1) + +#define MAKE_3_BYTES_FROM_1_AND_2(x1, x2) ((((uint16_t)x2) << 8) | (uint8_t)(x1)) +#define SPLIT_3_BYTES_INTO_1_AND_2(x1, x2, x3) \ + do \ + { \ + x1 = (uint8_t)(x3); \ + x2 = (uint16_t)((x3) >> 8); \ + } while (0) + +struct CKeyValuesSystem +{ + public: + struct __VTable + { + char pad0[8 * 3]; // 2 methods + HKeySymbol (*GetSymbolForString)(CKeyValuesSystem* self, const char* name, bool bCreate); + const char* (*GetStringForSymbol)(CKeyValuesSystem* self, HKeySymbol symbol); + char pad1[8 * 5]; + HKeySymbol (*GetSymbolForStringCaseSensitive)( + CKeyValuesSystem* self, HKeySymbol& hCaseInsensitiveSymbol, const char* name, bool bCreate); + }; + + const __VTable* m_pVtable; +}; + +int (*V_UTF8ToUnicode)(const char* pUTF8, wchar_t* pwchDest, int cubDestSizeInBytes); +int (*V_UnicodeToUTF8)(const wchar_t* pUnicode, char* pUTF8, int cubDestSizeInBytes); +CKeyValuesSystem* (*KeyValuesSystem)(); + +KeyValues::KeyValues() {} // default constructor for copying and such + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +//----------------------------------------------------------------------------- +KeyValues::KeyValues(const char* pszSetName) +{ + Init(); + SetName(pszSetName); +} + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +// *pszFirstKey - +// *pszFirstValue - +//----------------------------------------------------------------------------- +KeyValues::KeyValues(const char* pszSsetName, const char* pszFirstKey, const char* pszFirstValue) +{ + Init(); + SetName(pszSsetName); + SetString(pszFirstKey, pszFirstValue); +} + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +// *pszFirstKey - +// *pwszFirstValue - +//----------------------------------------------------------------------------- +KeyValues::KeyValues(const char* pszSetName, const char* pszFirstKey, const wchar_t* pwszFirstValue) +{ + Init(); + SetName(pszSetName); + SetWString(pszFirstKey, pwszFirstValue); +} + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +// *pszFirstKey - +// iFirstValue - +//----------------------------------------------------------------------------- +KeyValues::KeyValues(const char* pszSetName, const char* pszFirstKey, int iFirstValue) +{ + Init(); + SetName(pszSetName); + SetInt(pszFirstKey, iFirstValue); +} + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +// *pszFirstKey - +// *pszFirstValue - +// *pszSecondKey - +// *pszSecondValue - +//----------------------------------------------------------------------------- +KeyValues::KeyValues( + const char* pszSetName, const char* pszFirstKey, const char* pszFirstValue, const char* pszSecondKey, const char* pszSecondValue) +{ + Init(); + SetName(pszSetName); + SetString(pszFirstKey, pszFirstValue); + SetString(pszSecondKey, pszSecondValue); +} + +//----------------------------------------------------------------------------- +// Purpose: Constructor +// Input : *pszSetName - +// *pszFirstKey - +// iFirstValue - +// *pszSecondKey - +// iSecondValue - +//----------------------------------------------------------------------------- +KeyValues::KeyValues(const char* pszSetName, const char* pszFirstKey, int iFirstValue, const char* pszSecondKey, int iSecondValue) +{ + Init(); + SetName(pszSetName); + SetInt(pszFirstKey, iFirstValue); + SetInt(pszSecondKey, iSecondValue); +} + +//----------------------------------------------------------------------------- +// Purpose: Destructor +//----------------------------------------------------------------------------- +KeyValues::~KeyValues(void) +{ + RemoveEverything(); +} + +//----------------------------------------------------------------------------- +// Purpose: Initialize member variables +//----------------------------------------------------------------------------- +void KeyValues::Init(void) +{ + m_iKeyName = 0; + m_iKeyNameCaseSensitive1 = 0; + m_iKeyNameCaseSensitive2 = 0; + m_iDataType = TYPE_NONE; + + m_pSub = nullptr; + m_pPeer = nullptr; + m_pChain = nullptr; + + m_sValue = nullptr; + m_wsValue = nullptr; + m_pValue = nullptr; + + m_bHasEscapeSequences = 0; +} + +//----------------------------------------------------------------------------- +// Purpose: Clear out all subkeys, and the current value +//----------------------------------------------------------------------------- +void KeyValues::Clear(void) +{ + delete m_pSub; + m_pSub = nullptr; + m_iDataType = TYPE_NONE; +} + +//----------------------------------------------------------------------------- +// for backwards compat - we used to need this to force the free to run from the same DLL +// as the alloc +//----------------------------------------------------------------------------- +void KeyValues::DeleteThis(void) +{ + delete this; +} + +//----------------------------------------------------------------------------- +// Purpose: remove everything +//----------------------------------------------------------------------------- +void KeyValues::RemoveEverything(void) +{ + KeyValues* dat; + KeyValues* datNext = nullptr; + for (dat = m_pSub; dat != nullptr; dat = datNext) + { + datNext = dat->m_pPeer; + dat->m_pPeer = nullptr; + delete dat; + } + + for (dat = m_pPeer; dat && dat != this; dat = datNext) + { + datNext = dat->m_pPeer; + dat->m_pPeer = nullptr; + delete dat; + } + + delete[] m_sValue; + m_sValue = nullptr; + delete[] m_wsValue; + m_wsValue = nullptr; +} + +//----------------------------------------------------------------------------- +// Purpose: Find a keyValue, create it if it is not found. +// Set bCreate to true to create the key if it doesn't already exist +// (which ensures a valid pointer will be returned) +// Input : *pszKeyName - +// bCreate - +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::FindKey(const char* pszKeyName, bool bCreate) +{ + assert_msg(this, "Member function called on NULL KeyValues"); + + if (!pszKeyName || !*pszKeyName) + return this; + + const char* pSubStr = strchr(pszKeyName, '/'); + + HKeySymbol iSearchStr = KeyValuesSystem()->m_pVtable->GetSymbolForString(KeyValuesSystem(), pszKeyName, bCreate); + if (iSearchStr == INVALID_KEY_SYMBOL) + { + // not found, couldn't possibly be in key value list + return nullptr; + } + + KeyValues* pLastKVs = nullptr; + KeyValues* pCurrentKVs; + // find the searchStr in the current peer list + for (pCurrentKVs = m_pSub; pCurrentKVs != NULL; pCurrentKVs = pCurrentKVs->m_pPeer) + { + pLastKVs = pCurrentKVs; // record the last item looked at (for if we need to append to the end of the list) + + // symbol compare + if (pLastKVs->m_iKeyName == (uint32_t)iSearchStr) + break; + } + + if (!pCurrentKVs && m_pChain) + pCurrentKVs = m_pChain->FindKey(pszKeyName, false); + + // make sure a key was found + if (!pCurrentKVs) + { + if (bCreate) + { + // we need to create a new key + pCurrentKVs = new KeyValues(pszKeyName); + // Assert(dat != NULL); + + // insert new key at end of list + if (pLastKVs) + pLastKVs->m_pPeer = pCurrentKVs; + else + m_pSub = pCurrentKVs; + + pCurrentKVs->m_pPeer = NULL; + + // a key graduates to be a submsg as soon as it's m_pSub is set + // this should be the only place m_pSub is set + m_iDataType = TYPE_NONE; + } + else + { + return NULL; + } + } + + // if we've still got a subStr we need to keep looking deeper in the tree + if (pSubStr) + { + // recursively chain down through the paths in the string + return pCurrentKVs->FindKey(pSubStr + 1, bCreate); + } + + return pCurrentKVs; +} + +//----------------------------------------------------------------------------- +// Purpose: Locate last child. Returns NULL if we have no children +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::FindLastSubKey(void) const +{ + // No children? + if (m_pSub == nullptr) + return nullptr; + + // Scan for the last one + KeyValues* pLastChild = m_pSub; + while (pLastChild->m_pPeer) + pLastChild = pLastChild->m_pPeer; + return pLastChild; +} + +//----------------------------------------------------------------------------- +// Purpose: Adds a subkey. Make sure the subkey isn't a child of some other keyvalues +// Input : *pSubKey - +//----------------------------------------------------------------------------- +void KeyValues::AddSubKey(KeyValues* pSubkey) +{ + // Make sure the subkey isn't a child of some other keyvalues + assert(pSubkey != nullptr); + assert(pSubkey->m_pPeer == nullptr); + + // add into subkey list + if (m_pSub == nullptr) + { + m_pSub = pSubkey; + } + else + { + KeyValues* pTempDat = m_pSub; + while (pTempDat->GetNextKey() != nullptr) + { + pTempDat = pTempDat->GetNextKey(); + } + + pTempDat->SetNextKey(pSubkey); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Remove a subkey from the list +// Input : *pSubKey - +//----------------------------------------------------------------------------- +void KeyValues::RemoveSubKey(KeyValues* pSubKey) +{ + if (!pSubKey) + return; + + // check the list pointer + if (m_pSub == pSubKey) + { + m_pSub = pSubKey->m_pPeer; + } + else + { + // look through the list + KeyValues* kv = m_pSub; + while (kv->m_pPeer) + { + if (kv->m_pPeer == pSubKey) + { + kv->m_pPeer = pSubKey->m_pPeer; + break; + } + + kv = kv->m_pPeer; + } + } + + pSubKey->m_pPeer = nullptr; +} + +//----------------------------------------------------------------------------- +// Purpose: Insert a subkey at index +// Input : nIndex - +// *pSubKey - +//----------------------------------------------------------------------------- +void KeyValues::InsertSubKey(int nIndex, KeyValues* pSubKey) +{ + // Sub key must be valid and not part of another chain + assert(pSubKey && pSubKey->m_pPeer == nullptr); + + if (nIndex == 0) + { + pSubKey->m_pPeer = m_pSub; + m_pSub = pSubKey; + return; + } + else + { + int nCurrentIndex = 0; + for (KeyValues* pIter = GetFirstSubKey(); pIter != nullptr; pIter = pIter->GetNextKey()) + { + ++nCurrentIndex; + if (nCurrentIndex == nIndex) + { + pSubKey->m_pPeer = pIter->m_pPeer; + pIter->m_pPeer = pSubKey; + return; + } + } + // Index is out of range if we get here + assert(0); + return; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Checks if key contains a subkey +// Input : *pSubKey - +// Output : true if contains, false otherwise +//----------------------------------------------------------------------------- +bool KeyValues::ContainsSubKey(KeyValues* pSubKey) +{ + for (KeyValues* pIter = GetFirstSubKey(); pIter != nullptr; pIter = pIter->GetNextKey()) + { + if (pSubKey == pIter) + { + return true; + } + } + return false; +} + +//----------------------------------------------------------------------------- +// Purpose: Swaps existing subkey with another +// Input : *pExistingSubkey - +// *pNewSubKey - +//----------------------------------------------------------------------------- +void KeyValues::SwapSubKey(KeyValues* pExistingSubkey, KeyValues* pNewSubKey) +{ + assert(pExistingSubkey != nullptr && pNewSubKey != nullptr); + + // Make sure the new sub key isn't a child of some other keyvalues + assert(pNewSubKey->m_pPeer == nullptr); + + // Check the list pointer + if (m_pSub == pExistingSubkey) + { + pNewSubKey->m_pPeer = pExistingSubkey->m_pPeer; + pExistingSubkey->m_pPeer = nullptr; + m_pSub = pNewSubKey; + } + else + { + // Look through the list + KeyValues* kv = m_pSub; + while (kv->m_pPeer) + { + if (kv->m_pPeer == pExistingSubkey) + { + pNewSubKey->m_pPeer = pExistingSubkey->m_pPeer; + pExistingSubkey->m_pPeer = nullptr; + kv->m_pPeer = pNewSubKey; + break; + } + + kv = kv->m_pPeer; + } + // Existing sub key should always be found, otherwise it's a bug in the calling code. + assert(kv->m_pPeer != nullptr); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Elides subkey +// Input : *pSubKey - +//----------------------------------------------------------------------------- +void KeyValues::ElideSubKey(KeyValues* pSubKey) +{ + // This pointer's "next" pointer needs to be fixed up when we elide the key + KeyValues** ppPointerToFix = &m_pSub; + for (KeyValues* pKeyIter = m_pSub; pKeyIter != nullptr; ppPointerToFix = &pKeyIter->m_pPeer, pKeyIter = pKeyIter->GetNextKey()) + { + if (pKeyIter == pSubKey) + { + if (pSubKey->m_pSub == nullptr) + { + // No children, simply remove the key + *ppPointerToFix = pSubKey->m_pPeer; + delete pSubKey; + } + else + { + *ppPointerToFix = pSubKey->m_pSub; + // Attach the remainder of this chain to the last child of pSubKey + KeyValues* pChildIter = pSubKey->m_pSub; + while (pChildIter->m_pPeer != nullptr) + { + pChildIter = pChildIter->m_pPeer; + } + // Now points to the last child of pSubKey + pChildIter->m_pPeer = pSubKey->m_pPeer; + // Detach the node to be elided + pSubKey->m_pSub = nullptr; + pSubKey->m_pPeer = nullptr; + delete pSubKey; + } + return; + } + } + // Key not found; that's caller error. + assert(0); +} + +//----------------------------------------------------------------------------- +// Purpose: Check if a keyName has no value assigned to it. +// Input : *pszKeyName - +// Output : true on success, false otherwise +//----------------------------------------------------------------------------- +bool KeyValues::IsEmpty(const char* pszKeyName) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (!pKey) + return true; + + if (pKey->m_iDataType == TYPE_NONE && pKey->m_pSub == nullptr) + return true; + + return false; +} + +//----------------------------------------------------------------------------- +// Purpose: gets the first true sub key +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetFirstTrueSubKey(void) const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + KeyValues* pRet = this ? m_pSub : nullptr; + while (pRet && pRet->m_iDataType != TYPE_NONE) + pRet = pRet->m_pPeer; + + return pRet; +} + +//----------------------------------------------------------------------------- +// Purpose: gets the next true sub key +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetNextTrueSubKey(void) const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + KeyValues* pRet = this ? m_pPeer : nullptr; + while (pRet && pRet->m_iDataType != TYPE_NONE) + pRet = pRet->m_pPeer; + + return pRet; +} + +//----------------------------------------------------------------------------- +// Purpose: gets the first value +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetFirstValue(void) const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + KeyValues* pRet = this ? m_pSub : nullptr; + while (pRet && pRet->m_iDataType == TYPE_NONE) + pRet = pRet->m_pPeer; + + return pRet; +} + +//----------------------------------------------------------------------------- +// Purpose: gets the next value +// Output : *KeyValues +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetNextValue(void) const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + KeyValues* pRet = this ? m_pPeer : nullptr; + while (pRet && pRet->m_iDataType == TYPE_NONE) + pRet = pRet->m_pPeer; + + return pRet; +} + +//----------------------------------------------------------------------------- +// Purpose: Return the first subkey in the list +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetFirstSubKey() const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + return this ? m_pSub : nullptr; +} + +//----------------------------------------------------------------------------- +// Purpose: Return the next subkey +//----------------------------------------------------------------------------- +KeyValues* KeyValues::GetNextKey() const +{ + assert_msg(this, "Member function called on NULL KeyValues"); + return this ? m_pPeer : nullptr; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the name of the current key section +// Output : const char* +//----------------------------------------------------------------------------- +const char* KeyValues::GetName(void) const +{ + return KeyValuesSystem()->m_pVtable->GetStringForSymbol( + KeyValuesSystem(), MAKE_3_BYTES_FROM_1_AND_2(m_iKeyNameCaseSensitive1, m_iKeyNameCaseSensitive2)); +} + +//----------------------------------------------------------------------------- +// Purpose: Get the integer value of a keyName. Default value is returned +// if the keyName can't be found. +// Input : *pszKeyName - +// nDefaultValue - +// Output : int +//----------------------------------------------------------------------------- +int KeyValues::GetInt(const char* pszKeyName, int iDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + switch (pKey->m_iDataType) + { + case TYPE_STRING: + return atoi(pKey->m_sValue); + case TYPE_WSTRING: + return _wtoi(pKey->m_wsValue); + case TYPE_FLOAT: + return static_cast<int>(pKey->m_flValue); + case TYPE_UINT64: + // can't convert, since it would lose data + assert(0); + return 0; + case TYPE_INT: + case TYPE_PTR: + default: + return pKey->m_iValue; + }; + } + return iDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the integer value of a keyName. Default value is returned +// if the keyName can't be found. +// Input : *pszKeyName - +// nDefaultValue - +// Output : uint64_t +//----------------------------------------------------------------------------- +uint64_t KeyValues::GetUint64(const char* pszKeyName, uint64_t nDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + switch (pKey->m_iDataType) + { + case TYPE_STRING: + { + uint64_t uiResult = 0ull; + sscanf(pKey->m_sValue, "%lld", &uiResult); + return uiResult; + } + case TYPE_WSTRING: + { + uint64_t uiResult = 0ull; + swscanf(pKey->m_wsValue, L"%lld", &uiResult); + return uiResult; + } + case TYPE_FLOAT: + return static_cast<int>(pKey->m_flValue); + case TYPE_UINT64: + return *reinterpret_cast<uint64_t*>(pKey->m_sValue); + case TYPE_PTR: + return static_cast<uint64_t>(reinterpret_cast<uintptr_t>(pKey->m_pValue)); + case TYPE_INT: + default: + return pKey->m_iValue; + }; + } + return nDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the pointer value of a keyName. Default value is returned +// if the keyName can't be found. +// Input : *pszKeyName - +// pDefaultValue - +// Output : void* +//----------------------------------------------------------------------------- +void* KeyValues::GetPtr(const char* pszKeyName, void* pDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + switch (pKey->m_iDataType) + { + case TYPE_PTR: + return pKey->m_pValue; + + case TYPE_WSTRING: + case TYPE_STRING: + case TYPE_FLOAT: + case TYPE_INT: + case TYPE_UINT64: + default: + return nullptr; + }; + } + return pDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the float value of a keyName. Default value is returned +// if the keyName can't be found. +// Input : *pszKeyName - +// flDefaultValue - +// Output : float +//----------------------------------------------------------------------------- +float KeyValues::GetFloat(const char* pszKeyName, float flDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + switch (pKey->m_iDataType) + { + case TYPE_STRING: + return static_cast<float>(atof(pKey->m_sValue)); + case TYPE_WSTRING: + return static_cast<float>(_wtof(pKey->m_wsValue)); // no wtof + case TYPE_FLOAT: + return pKey->m_flValue; + case TYPE_INT: + return static_cast<float>(pKey->m_iValue); + case TYPE_UINT64: + return static_cast<float>((*(reinterpret_cast<uint64_t*>(pKey->m_sValue)))); + case TYPE_PTR: + default: + return 0.0f; + }; + } + return flDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the string pointer of a keyName. Default value is returned +// if the keyName can't be found. +// // Input : *pszKeyName - +// pszDefaultValue - +// Output : const char* +//----------------------------------------------------------------------------- +const char* KeyValues::GetString(const char* pszKeyName, const char* pszDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + // convert the data to string form then return it + char buf[64]; + switch (pKey->m_iDataType) + { + case TYPE_FLOAT: + snprintf(buf, sizeof(buf), "%f", pKey->m_flValue); + SetString(pszKeyName, buf); + break; + case TYPE_PTR: + snprintf(buf, sizeof(buf), "%lld", reinterpret_cast<uint64_t>(pKey->m_pValue)); + SetString(pszKeyName, buf); + break; + case TYPE_INT: + snprintf(buf, sizeof(buf), "%d", pKey->m_iValue); + SetString(pszKeyName, buf); + break; + case TYPE_UINT64: + snprintf(buf, sizeof(buf), "%lld", *(reinterpret_cast<uint64_t*>(pKey->m_sValue))); + SetString(pszKeyName, buf); + break; + case TYPE_COLOR: + snprintf(buf, sizeof(buf), "%d %d %d %d", pKey->m_Color[0], pKey->m_Color[1], pKey->m_Color[2], pKey->m_Color[3]); + SetString(pszKeyName, buf); + break; + + case TYPE_WSTRING: + { + // convert the string to char *, set it for future use, and return it + char wideBuf[512]; + int result = V_UnicodeToUTF8(pKey->m_wsValue, wideBuf, 512); + if (result) + { + // note: this will copy wideBuf + SetString(pszKeyName, wideBuf); + } + else + { + return pszDefaultValue; + } + break; + } + case TYPE_STRING: + break; + default: + return pszDefaultValue; + }; + + return pKey->m_sValue; + } + return pszDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the wide string pointer of a keyName. Default value is returned +// if the keyName can't be found. +// // Input : *pszKeyName - +// pwszDefaultValue - +// Output : const wchar_t* +//----------------------------------------------------------------------------- +const wchar_t* KeyValues::GetWString(const char* pszKeyName, const wchar_t* pwszDefaultValue) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + wchar_t wbuf[64]; + switch (pKey->m_iDataType) + { + case TYPE_FLOAT: + swprintf(wbuf, ARRAYSIZE(wbuf), L"%f", pKey->m_flValue); + SetWString(pszKeyName, wbuf); + break; + case TYPE_PTR: + swprintf(wbuf, ARRAYSIZE(wbuf), L"%lld", static_cast<int64_t>(reinterpret_cast<size_t>(pKey->m_pValue))); + SetWString(pszKeyName, wbuf); + break; + case TYPE_INT: + swprintf(wbuf, ARRAYSIZE(wbuf), L"%d", pKey->m_iValue); + SetWString(pszKeyName, wbuf); + break; + case TYPE_UINT64: + { + swprintf(wbuf, ARRAYSIZE(wbuf), L"%lld", *(reinterpret_cast<uint64_t*>(pKey->m_sValue))); + SetWString(pszKeyName, wbuf); + } + break; + case TYPE_COLOR: + swprintf(wbuf, ARRAYSIZE(wbuf), L"%d %d %d %d", pKey->m_Color[0], pKey->m_Color[1], pKey->m_Color[2], pKey->m_Color[3]); + SetWString(pszKeyName, wbuf); + break; + + case TYPE_WSTRING: + break; + case TYPE_STRING: + { + size_t bufSize = strlen(pKey->m_sValue) + 1; + wchar_t* pWBuf = new wchar_t[bufSize]; + int result = V_UTF8ToUnicode(pKey->m_sValue, pWBuf, static_cast<int>(bufSize * sizeof(wchar_t))); + if (result >= 0) // may be a zero length string + { + SetWString(pszKeyName, pWBuf); + delete[] pWBuf; + } + else + { + delete[] pWBuf; + return pwszDefaultValue; + } + + break; + } + default: + return pwszDefaultValue; + }; + + return reinterpret_cast<const wchar_t*>(pKey->m_wsValue); + } + return pwszDefaultValue; +} + +//----------------------------------------------------------------------------- +// Purpose: Gets a color +// Input : *pszKeyName - +// &defaultColor - +// Output : Color +//----------------------------------------------------------------------------- +Color KeyValues::GetColor(const char* pszKeyName, const Color& defaultColor) +{ + Color color = defaultColor; + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + { + if (pKey->m_iDataType == TYPE_COLOR) + { + color[0] = pKey->m_Color[0]; + color[1] = pKey->m_Color[1]; + color[2] = pKey->m_Color[2]; + color[3] = pKey->m_Color[3]; + } + else if (pKey->m_iDataType == TYPE_FLOAT) + { + color[0] = static_cast<unsigned char>(pKey->m_flValue); + } + else if (pKey->m_iDataType == TYPE_INT) + { + color[0] = static_cast<unsigned char>(pKey->m_iValue); + } + else if (pKey->m_iDataType == TYPE_STRING) + { + // parse the colors out of the string + float a = 0, b = 0, c = 0, d = 0; + sscanf(pKey->m_sValue, "%f %f %f %f", &a, &b, &c, &d); + color[0] = static_cast<unsigned char>(a); + color[1] = static_cast<unsigned char>(b); + color[2] = static_cast<unsigned char>(c); + color[3] = static_cast<unsigned char>(d); + } + } + return color; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the data type of the value stored in a keyName +// Input : *pszKeyName - +//----------------------------------------------------------------------------- +KeyValuesTypes_t KeyValues::GetDataType(const char* pszKeyName) +{ + KeyValues* pKey = FindKey(pszKeyName, false); + if (pKey) + return static_cast<KeyValuesTypes_t>(pKey->m_iDataType); + + return TYPE_NONE; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the data type of the value stored in this keyName +//----------------------------------------------------------------------------- +KeyValuesTypes_t KeyValues::GetDataType(void) const +{ + return static_cast<KeyValuesTypes_t>(m_iDataType); +} + +//----------------------------------------------------------------------------- +// Purpose: Set the integer value of a keyName. +// Input : *pszKeyName - +// iValue - +//----------------------------------------------------------------------------- +void KeyValues::SetInt(const char* pszKeyName, int iValue) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + if (pKey) + { + pKey->m_iValue = iValue; + pKey->m_iDataType = TYPE_INT; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the integer value of a keyName. +//----------------------------------------------------------------------------- +void KeyValues::SetUint64(const char* pszKeyName, uint64_t nValue) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + + if (pKey) + { + // delete the old value + delete[] pKey->m_sValue; + // make sure we're not storing the WSTRING - as we're converting over to STRING + delete[] pKey->m_wsValue; + pKey->m_wsValue = nullptr; + + pKey->m_sValue = new char[sizeof(uint64_t)]; + *(reinterpret_cast<uint64_t*>(pKey->m_sValue)) = nValue; + pKey->m_iDataType = TYPE_UINT64; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the float value of a keyName. +// Input : *pszKeyName - +// flValue - +//----------------------------------------------------------------------------- +void KeyValues::SetFloat(const char* pszKeyName, float flValue) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + if (pKey) + { + pKey->m_flValue = flValue; + pKey->m_iDataType = TYPE_FLOAT; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the name value of a keyName. +// Input : *pszSetName - +//----------------------------------------------------------------------------- +void KeyValues::SetName(const char* pszSetName) +{ + HKeySymbol hCaseSensitiveKeyName = INVALID_KEY_SYMBOL, hCaseInsensitiveKeyName = INVALID_KEY_SYMBOL; + hCaseSensitiveKeyName = + KeyValuesSystem()->m_pVtable->GetSymbolForStringCaseSensitive(KeyValuesSystem(), hCaseInsensitiveKeyName, pszSetName, false); + + m_iKeyName = hCaseInsensitiveKeyName; + SPLIT_3_BYTES_INTO_1_AND_2(m_iKeyNameCaseSensitive1, m_iKeyNameCaseSensitive2, hCaseSensitiveKeyName); +} + +//----------------------------------------------------------------------------- +// Purpose: Set the pointer value of a keyName. +// Input : *pszKeyName - +// *pValue - +//----------------------------------------------------------------------------- +void KeyValues::SetPtr(const char* pszKeyName, void* pValue) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + + if (pKey) + { + pKey->m_pValue = pValue; + pKey->m_iDataType = TYPE_PTR; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the string value (internal) +// Input : *pszValue - +//----------------------------------------------------------------------------- +void KeyValues::SetStringValue(char const* pszValue) +{ + // delete the old value + delete[] m_sValue; + // make sure we're not storing the WSTRING - as we're converting over to STRING + delete[] m_wsValue; + m_wsValue = nullptr; + + if (!pszValue) + { + // ensure a valid value + pszValue = ""; + } + + // allocate memory for the new value and copy it in + size_t len = strlen(pszValue); + m_sValue = new char[len + 1]; + memcpy(m_sValue, pszValue, len + 1); + + m_iDataType = TYPE_STRING; +} + +//----------------------------------------------------------------------------- +// Purpose: Sets this key's peer to the KeyValues passed in +// Input : *pDat - +//----------------------------------------------------------------------------- +void KeyValues::SetNextKey(KeyValues* pDat) +{ + m_pPeer = pDat; +} + +//----------------------------------------------------------------------------- +// Purpose: Set the string value of a keyName. +// Input : *pszKeyName - +// *pszValue - +//----------------------------------------------------------------------------- +void KeyValues::SetString(const char* pszKeyName, const char* pszValue) +{ + if (KeyValues* pKey = FindKey(pszKeyName, true)) + { + pKey->SetStringValue(pszValue); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the string value of a keyName. +// Input : *pszKeyName - +// *pwszValue - +//----------------------------------------------------------------------------- +void KeyValues::SetWString(const char* pszKeyName, const wchar_t* pwszValue) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + if (pKey) + { + // delete the old value + delete[] pKey->m_wsValue; + // make sure we're not storing the STRING - as we're converting over to WSTRING + delete[] pKey->m_sValue; + pKey->m_sValue = nullptr; + + if (!pwszValue) + { + // ensure a valid value + pwszValue = L""; + } + + // allocate memory for the new value and copy it in + size_t len = wcslen(pwszValue); + pKey->m_wsValue = new wchar_t[len + 1]; + memcpy(pKey->m_wsValue, pwszValue, (len + 1) * sizeof(wchar_t)); + + pKey->m_iDataType = TYPE_WSTRING; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Sets a color +// Input : *pszKeyName - +// color - +//----------------------------------------------------------------------------- +void KeyValues::SetColor(const char* pszKeyName, Color color) +{ + KeyValues* pKey = FindKey(pszKeyName, true); + + if (pKey) + { + pKey->m_iDataType = TYPE_COLOR; + pKey->m_Color[0] = color[0]; + pKey->m_Color[1] = color[1]; + pKey->m_Color[2] = color[2]; + pKey->m_Color[3] = color[3]; + } +} + +//----------------------------------------------------------------------------- +// Purpose: +// Input : &src - +//----------------------------------------------------------------------------- +void KeyValues::RecursiveCopyKeyValues(KeyValues& src) +{ + // garymcthack - need to check this code for possible buffer overruns. + + m_iKeyName = src.m_iKeyName; + m_iKeyNameCaseSensitive1 = src.m_iKeyNameCaseSensitive1; + m_iKeyNameCaseSensitive2 = src.m_iKeyNameCaseSensitive2; + + if (!src.m_pSub) + { + m_iDataType = src.m_iDataType; + char buf[256]; + switch (src.m_iDataType) + { + case TYPE_NONE: + break; + case TYPE_STRING: + if (src.m_sValue) + { + size_t len = strlen(src.m_sValue) + 1; + m_sValue = new char[len]; + strncpy(m_sValue, src.m_sValue, len); + } + break; + case TYPE_INT: + { + m_iValue = src.m_iValue; + snprintf(buf, sizeof(buf), "%d", m_iValue); + size_t len = strlen(buf) + 1; + m_sValue = new char[len]; + strncpy(m_sValue, buf, len); + } + break; + case TYPE_FLOAT: + { + m_flValue = src.m_flValue; + snprintf(buf, sizeof(buf), "%f", m_flValue); + size_t len = strlen(buf) + 1; + m_sValue = new char[len]; + strncpy(m_sValue, buf, len); + } + break; + case TYPE_PTR: + { + m_pValue = src.m_pValue; + } + break; + case TYPE_UINT64: + { + m_sValue = new char[sizeof(uint64_t)]; + memcpy(m_sValue, src.m_sValue, sizeof(uint64_t)); + } + break; + case TYPE_COLOR: + { + m_Color[0] = src.m_Color[0]; + m_Color[1] = src.m_Color[1]; + m_Color[2] = src.m_Color[2]; + m_Color[3] = src.m_Color[3]; + } + break; + + default: + { + // do nothing . .what the heck is this? + assert(0); + } + break; + } + } + + // Handle the immediate child + if (src.m_pSub) + { + m_pSub = new KeyValues; + + m_pSub->Init(); + m_pSub->SetName(nullptr); + + m_pSub->RecursiveCopyKeyValues(*src.m_pSub); + } + + // Handle the immediate peer + if (src.m_pPeer) + { + m_pPeer = new KeyValues; + + m_pPeer->Init(); + m_pPeer->SetName(nullptr); + + m_pPeer->RecursiveCopyKeyValues(*src.m_pPeer); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Make a new copy of all subkeys, add them all to the passed-in keyvalues +// Input : *pParent - +//----------------------------------------------------------------------------- +void KeyValues::CopySubkeys(KeyValues* pParent) const +{ + // recursively copy subkeys + // Also maintain ordering.... + KeyValues* pPrev = nullptr; + for (KeyValues* pSub = m_pSub; pSub != nullptr; pSub = pSub->m_pPeer) + { + // take a copy of the subkey + KeyValues* pKey = pSub->MakeCopy(); + + // add into subkey list + if (pPrev) + { + pPrev->m_pPeer = pKey; + } + else + { + pParent->m_pSub = pKey; + } + pKey->m_pPeer = nullptr; + pPrev = pKey; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Makes a copy of the whole key-value pair set +// Output : KeyValues* +//----------------------------------------------------------------------------- +KeyValues* KeyValues::MakeCopy(void) const +{ + KeyValues* pNewKeyValue = new KeyValues; + + pNewKeyValue->Init(); + pNewKeyValue->SetName(GetName()); + + // copy data + pNewKeyValue->m_iDataType = m_iDataType; + switch (m_iDataType) + { + case TYPE_STRING: + { + if (m_sValue) + { + size_t len = strlen(m_sValue); + assert(!pNewKeyValue->m_sValue); + pNewKeyValue->m_sValue = new char[len + 1]; + memcpy(pNewKeyValue->m_sValue, m_sValue, len + 1); + } + } + break; + case TYPE_WSTRING: + { + if (m_wsValue) + { + size_t len = wcslen(m_wsValue); + pNewKeyValue->m_wsValue = new wchar_t[len + 1]; + memcpy(pNewKeyValue->m_wsValue, m_wsValue, len + 1 * sizeof(wchar_t)); + } + } + break; + + case TYPE_INT: + pNewKeyValue->m_iValue = m_iValue; + break; + + case TYPE_FLOAT: + pNewKeyValue->m_flValue = m_flValue; + break; + + case TYPE_PTR: + pNewKeyValue->m_pValue = m_pValue; + break; + + case TYPE_COLOR: + pNewKeyValue->m_Color[0] = m_Color[0]; + pNewKeyValue->m_Color[1] = m_Color[1]; + pNewKeyValue->m_Color[2] = m_Color[2]; + pNewKeyValue->m_Color[3] = m_Color[3]; + break; + + case TYPE_UINT64: + pNewKeyValue->m_sValue = new char[sizeof(uint64_t)]; + memcpy(pNewKeyValue->m_sValue, m_sValue, sizeof(uint64_t)); + break; + }; + + // recursively copy subkeys + CopySubkeys(pNewKeyValue); + return pNewKeyValue; +} + +ON_DLL_LOAD("vstdlib.dll", KeyValues, (CModule module)) +{ + V_UTF8ToUnicode = module.GetExport("V_UTF8ToUnicode").As<int (*)(const char*, wchar_t*, int)>(); + V_UnicodeToUTF8 = module.GetExport("V_UnicodeToUTF8").As<int (*)(const wchar_t*, char*, int)>(); + KeyValuesSystem = module.GetExport("KeyValuesSystem").As<CKeyValuesSystem* (*)()>(); +} + +AUTOHOOK_INIT() + +// clang-format off +AUTOHOOK(KeyValues__LoadFromBuffer, engine.dll + 0x426C30, +char, __fastcall, (KeyValues* self, const char* pResourceName, const char* pBuffer, void* pFileSystem, void* a5, void* a6, int a7)) +// clang-format on +{ + static void* pSavedFilesystemPtr = nullptr; + + // this is just to allow playlists to get a valid pFileSystem ptr for kv building, other functions that call this particular overload of + // LoadFromBuffer seem to get called on network stuff exclusively not exactly sure what the address wanted here is, so just taking it + // from a function call that always happens before playlists is loaded + + // note: would be better if we could serialize this to disk for playlists, as this method breaks saving playlists in demos + if (pFileSystem != nullptr) + pSavedFilesystemPtr = pFileSystem; + if (!pFileSystem && !strcmp(pResourceName, "playlists")) + pFileSystem = pSavedFilesystemPtr; + + return KeyValues__LoadFromBuffer(self, pResourceName, pBuffer, pFileSystem, a5, a6, a7); +} + +ON_DLL_LOAD("engine.dll", EngineKeyValues, (CModule module)) +{ + AUTOHOOK_DISPATCH() +} |