From 6fd8e5ee43dd0f87eb4e57b86e84770fcd95db25 Mon Sep 17 00:00:00 2001 From: KiritoDv Date: Thu, 17 Aug 2023 00:35:58 -0600 Subject: Added StormLib, nlohmann, BinaryTools and CLI11 --- lib/StormLib/src/SFileExtractFile.cpp | 64 +++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 lib/StormLib/src/SFileExtractFile.cpp (limited to 'lib/StormLib/src/SFileExtractFile.cpp') diff --git a/lib/StormLib/src/SFileExtractFile.cpp b/lib/StormLib/src/SFileExtractFile.cpp new file mode 100644 index 0000000..6b3b767 --- /dev/null +++ b/lib/StormLib/src/SFileExtractFile.cpp @@ -0,0 +1,64 @@ +/*****************************************************************************/ +/* SFileExtractFile.cpp Copyright (c) Ladislav Zezula 2003 */ +/*---------------------------------------------------------------------------*/ +/* Simple extracting utility */ +/*---------------------------------------------------------------------------*/ +/* Date Ver Who Comment */ +/* -------- ---- --- ------- */ +/* 20.06.03 1.00 Lad The first version of SFileExtractFile.cpp */ +/*****************************************************************************/ + +#define __STORMLIB_SELF__ +#include "StormLib.h" +#include "StormCommon.h" + +bool WINAPI SFileExtractFile(HANDLE hMpq, const char * szToExtract, const TCHAR * szExtracted, DWORD dwSearchScope) +{ + TFileStream * pLocalFile = NULL; + HANDLE hMpqFile = NULL; + DWORD dwErrCode = ERROR_SUCCESS; + + // Open the MPQ file + if(dwErrCode == ERROR_SUCCESS) + { + if(!SFileOpenFileEx(hMpq, szToExtract, dwSearchScope, &hMpqFile)) + dwErrCode = GetLastError(); + } + + // Create the local file + if(dwErrCode == ERROR_SUCCESS) + { + pLocalFile = FileStream_CreateFile(szExtracted, 0); + if(pLocalFile == NULL) + dwErrCode = GetLastError(); + } + + // Copy the file's content + while(dwErrCode == ERROR_SUCCESS) + { + char szBuffer[0x1000]; + DWORD dwTransferred = 0; + + // dwTransferred is only set to nonzero if something has been read. + // dwErrCode can be ERROR_SUCCESS or ERROR_HANDLE_EOF + if(!SFileReadFile(hMpqFile, szBuffer, sizeof(szBuffer), &dwTransferred, NULL)) + dwErrCode = GetLastError(); + if(dwErrCode == ERROR_HANDLE_EOF) + dwErrCode = ERROR_SUCCESS; + if(dwTransferred == 0) + break; + + // If something has been actually read, write it + if(!FileStream_Write(pLocalFile, NULL, szBuffer, dwTransferred)) + dwErrCode = GetLastError(); + } + + // Close the files + if(hMpqFile != NULL) + SFileCloseFile(hMpqFile); + if(pLocalFile != NULL) + FileStream_Close(pLocalFile); + if(dwErrCode != ERROR_SUCCESS) + SetLastError(dwErrCode); + return (dwErrCode == ERROR_SUCCESS); +} -- cgit v1.2.3