124 lines
2.1 KiB
C
124 lines
2.1 KiB
C
#include <stdlib.h>
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#include <windows.h>
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#include "win_file.h"
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int FileAccess(LPCTSTR FileName, DWORD mode)
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{
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HANDLE hFile;
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hFile = CreateFile( FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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if (hFile == INVALID_HANDLE_VALUE)
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return -1;
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else
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{
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FileClose(hFile);
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return 0;
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}
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}
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HANDLE FileCreate(LPCTSTR FileName)
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{
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HANDLE hFile;
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if (FileAccess( FileName, 0) == 0)
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hFile = CreateFile( FileName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, TRUNCATE_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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else
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hFile = CreateFile( FileName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
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return hFile;
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}
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void FileClose(HANDLE hFile)
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{
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CloseHandle(hFile);
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}
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DWORD FileLength(HANDLE hFile)
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{
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return GetFileSize(hFile, NULL);
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}
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HANDLE FileOpen(LPCTSTR FileName)
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{
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HANDLE hFile;
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hFile = CreateFile( FileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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return hFile;
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}
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HANDLE FileAppend(LPCTSTR FileName)
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{
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HANDLE hFile;
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hFile = CreateFile( FileName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
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FileSeek(hFile, 0, FILE_END );
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return hFile;
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}
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DWORD FileRead(HANDLE hFile, LPVOID data, DWORD size)
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{
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DWORD readin = 0;
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ReadFile(hFile, data, size, &readin, NULL);
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return readin;
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}
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DWORD FileSeek(HANDLE hFile, LONG distance, DWORD method)
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{
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DWORD position;
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position = SetFilePointer(hFile, distance, NULL, method);
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return position;
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}
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DWORD FileWrite(HANDLE hFile, LPCVOID data, DWORD size)
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{
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DWORD written = 0;
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WriteFile(hFile, data, size, &written, NULL);
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return written;
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}
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//These functions are provided as CRT replacements. (missing from WinCE)
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int access(char* file,int type)
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{
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FILE* file_access = 0;
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file_access = fopen(file,"rb");
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if(file_access)
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{
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fclose(file_access);
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return 0;
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}
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return -1;
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}
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unsigned int file_len(char* file)
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{
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FILE* file_access;
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unsigned int len = 0;
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file_access = fopen(file,"rb");
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if(!file_access)
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return 0;
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fseek(file_access,0,SEEK_END);
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len = ftell(file_access);
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fclose(file_access);
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return len;
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}
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