Amebis/WinStd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

StringToGuid() functions added

Browse Source
This commit is contained in:
Simon Rozman
2016-08-27 12:18:01 +02:00
parent d0c6be257b
commit ada00d74c5
2 changed files with 151 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

128
src/Win.cpp
View File

@@ -21,6 +21,134 @@
#include "StdAfx.h"
//////////////////////////////////////////////////////////////////////
// StringToGuidA
//////////////////////////////////////////////////////////////////////
BOOL WINSTD_API StringToGuidA(_In_z_ LPCSTR lpszGuid, _Out_ LPGUID lpGuid)
{
GUID g;
LPSTR lpszEnd;
unsigned long ulTmp;
unsigned long long ullTmp;
if (!lpszGuid || !lpGuid || *lpszGuid != '{') return FALSE;
lpszGuid++;
g.Data1 = strtoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE) return FALSE;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = strtoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data2 = (unsigned short)ulTmp;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = strtoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data3 = (unsigned short)ulTmp;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = strtoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data4[0] = (unsigned char)((ulTmp >> 8) & 0xff);
g.Data4[1] = (unsigned char)( ulTmp & 0xff);
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ullTmp = _strtoui64(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ullTmp > 0xFFFFFFFFFFFF) return FALSE;
g.Data4[2] = (unsigned char)((ullTmp >> 40) & 0xff);
g.Data4[3] = (unsigned char)((ullTmp >> 32) & 0xff);
g.Data4[4] = (unsigned char)((ullTmp >> 24) & 0xff);
g.Data4[5] = (unsigned char)((ullTmp >> 16) & 0xff);
g.Data4[6] = (unsigned char)((ullTmp >> 8) & 0xff);
g.Data4[7] = (unsigned char)( ullTmp & 0xff);
lpszGuid = lpszEnd;
if (*lpszGuid != '}') return FALSE;
lpszGuid++;
if (*lpszGuid != 0) return FALSE;
*lpGuid = g;
return TRUE;
}
BOOL WINSTD_API StringToGuidW(_In_z_ LPCWSTR lpszGuid, _Out_ LPGUID lpGuid)
{
GUID g;
LPWSTR lpszEnd;
unsigned long ulTmp;
unsigned long long ullTmp;
if (!lpszGuid || !lpGuid || *lpszGuid != '{') return FALSE;
lpszGuid++;
g.Data1 = wcstoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE) return FALSE;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = wcstoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data2 = (unsigned short)ulTmp;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = wcstoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data3 = (unsigned short)ulTmp;
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ulTmp = wcstoul(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ulTmp > 0xFFFF) return FALSE;
g.Data4[0] = (unsigned char)((ulTmp >> 8) & 0xff);
g.Data4[1] = (unsigned char)( ulTmp & 0xff);
lpszGuid = lpszEnd;
if (*lpszGuid != '-') return FALSE;
lpszGuid++;
ullTmp = _wcstoui64(lpszGuid, &lpszEnd, 16);
if (errno == ERANGE || ullTmp > 0xFFFFFFFFFFFF) return FALSE;
g.Data4[2] = (unsigned char)((ullTmp >> 40) & 0xff);
g.Data4[3] = (unsigned char)((ullTmp >> 32) & 0xff);
g.Data4[4] = (unsigned char)((ullTmp >> 24) & 0xff);
g.Data4[5] = (unsigned char)((ullTmp >> 16) & 0xff);
g.Data4[6] = (unsigned char)((ullTmp >> 8) & 0xff);
g.Data4[7] = (unsigned char)( ullTmp & 0xff);
lpszGuid = lpszEnd;
if (*lpszGuid != '}') return FALSE;
lpszGuid++;
if (*lpszGuid != 0) return FALSE;
*lpGuid = g;
return TRUE;
}
//////////////////////////////////////////////////////////////////////
// winstd::win_handle
//////////////////////////////////////////////////////////////////////