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/*
Miranda NG: the free IM client for Microsoft* Windows*
Copyright (c) 2012-14 Miranda NG project (http://miranda-ng.org),
Copyright (c) 2000-12 Miranda IM project,
all portions of this codebase are copyrighted to the people
listed in contributors.txt.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "commonheaders.h"
static char szMirandaPath[MAX_PATH];
static WCHAR szMirandaPathW[MAX_PATH];
/////////////////////////////////////////////////////////////////////////////////////////
MIR_CORE_DLL(int) PathIsAbsolute(const char *path)
{
if (path && strlen(path) > 2)
if ((path[1] == ':' && path[2] == '\\') || (path[0] == '\\' && path[1] == '\\'))
return 1;
return 0;
}
MIR_CORE_DLL(int) PathToRelative(const char *pSrc, char *pOut, const char *pBase)
{
if (!pSrc || !pSrc[0] || strlen(pSrc) > MAX_PATH)
return 0;
if (!PathIsAbsolute(pSrc))
strncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
else {
if (pBase == NULL)
pBase = szMirandaPath;
size_t cbBaseLen = strlen(pBase);
if (!strnicmp(pSrc, pBase, cbBaseLen))
strncpy_s(pOut, MAX_PATH, pSrc + cbBaseLen, _TRUNCATE);
else
strncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
}
return (int)strlen(pOut);
}
MIR_CORE_DLL(int) PathToAbsolute(const char *pSrc, char *pOut, const char *base)
{
if (!pSrc || !pSrc[0] || strlen(pSrc) > MAX_PATH) {
*pOut = 0;
return 0;
}
char buf[MAX_PATH];
if (pSrc[0] < ' ')
strncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
if (PathIsAbsolute(pSrc))
return GetFullPathNameA(pSrc, MAX_PATH, pOut, NULL);
if (base == NULL)
base = szMirandaPath;
if (pSrc[0] == '\\')
pSrc++;
mir_snprintf(buf, SIZEOF(buf), "%s%s", base, pSrc);
return GetFullPathNameA(buf, SIZEOF(buf), pOut, NULL);
}
MIR_CORE_DLL(void) CreatePathToFile(char *szFilePath)
{
char *pszLastBackslash = strrchr(szFilePath, '\\');
if (pszLastBackslash == NULL)
return;
*pszLastBackslash = '\0';
CreateDirectoryTree(szFilePath);
*pszLastBackslash = '\\';
}
MIR_CORE_DLL(int) CreateDirectoryTree(const char *szDir)
{
char szTestDir[MAX_PATH];
mir_strncpy(szTestDir, szDir, SIZEOF(szTestDir));
DWORD dwAttributes = GetFileAttributesA(szTestDir);
if (dwAttributes != INVALID_FILE_ATTRIBUTES && (dwAttributes & FILE_ATTRIBUTE_DIRECTORY))
return 0;
char *pszLastBackslash = strrchr(szTestDir, '\\');
if (pszLastBackslash == NULL)
return 0;
*pszLastBackslash = '\0';
CreateDirectoryTree(szTestDir);
*pszLastBackslash = '\\';
return (CreateDirectoryA(szTestDir, NULL) == 0) ? GetLastError() : 0;
}
/////////////////////////////////////////////////////////////////////////////////////////
MIR_CORE_DLL(int) PathIsAbsoluteW(const WCHAR *path)
{
if (path && wcslen(path) > 2)
if ((path[1] == ':' && path[2] == '\\') || (path[0] == '\\' && path[1] == '\\'))
return 1;
return 0;
}
MIR_CORE_DLL(int) PathToRelativeW(const WCHAR *pSrc, WCHAR *pOut, const WCHAR *pBase)
{
if (!pSrc || !pSrc[0] || wcslen(pSrc) > MAX_PATH)
return 0;
if (!PathIsAbsoluteW(pSrc))
wcsncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
else {
if (pBase == NULL)
pBase = szMirandaPathW;
size_t cbBaseLen = wcslen(pBase);
if (!wcsnicmp(pSrc, pBase, cbBaseLen))
wcsncpy_s(pOut, MAX_PATH, pSrc + cbBaseLen, _TRUNCATE);
else
wcsncpy_s(pOut, MAX_PATH, pSrc, _TRUNCATE);
}
return (int)wcslen(pOut);
}
MIR_CORE_DLL(int) PathToAbsoluteW(const WCHAR *pSrc, WCHAR *pOut, const WCHAR *base)
{
if (!pSrc || !pSrc[0] || wcslen(pSrc) > MAX_PATH) {
*pOut = 0;
return 0;
}
WCHAR buf[MAX_PATH];
if (pSrc[0] < ' ')
return mir_sntprintf(pOut, MAX_PATH, _T("%s"), pSrc);
if (PathIsAbsoluteW(pSrc))
return GetFullPathName(pSrc, MAX_PATH, pOut, NULL);
if (base == NULL)
base = szMirandaPathW;
if (pSrc[0] == '\\')
pSrc++;
mir_sntprintf(buf, MAX_PATH, _T("%s%s"), base, pSrc);
return GetFullPathName(buf, MAX_PATH, pOut, NULL);
}
MIR_CORE_DLL(void) CreatePathToFileW(WCHAR *wszFilePath)
{
WCHAR *pszLastBackslash = wcsrchr(wszFilePath, '\\');
if (pszLastBackslash == NULL)
return;
*pszLastBackslash = '\0';
CreateDirectoryTreeW(wszFilePath);
*pszLastBackslash = '\\';
}
MIR_CORE_DLL(int) CreateDirectoryTreeW(const WCHAR *szDir)
{
WCHAR szTestDir[MAX_PATH];
mir_wstrncpy(szTestDir, szDir, SIZEOF(szTestDir));
DWORD dwAttributes = GetFileAttributesW(szTestDir);
if (dwAttributes != INVALID_FILE_ATTRIBUTES && (dwAttributes & FILE_ATTRIBUTE_DIRECTORY))
return 0;
WCHAR *pszLastBackslash = wcsrchr(szTestDir, '\\');
if (pszLastBackslash == NULL)
return 0;
*pszLastBackslash = '\0';
CreateDirectoryTreeW(szTestDir);
*pszLastBackslash = '\\';
return (CreateDirectoryW(szTestDir, NULL) == 0) ? GetLastError() : 0;
}
int InitPathUtils(void)
{
GetModuleFileNameA(hInst, szMirandaPath, SIZEOF(szMirandaPath));
char *p = strrchr(szMirandaPath, '\\');
if (p)
p[1] = 0;
GetModuleFileNameW(hInst, szMirandaPathW, SIZEOF(szMirandaPathW));
WCHAR *tp = wcsrchr(szMirandaPathW, '\\');
if (tp)
tp[1] = 0;
return 0;
}
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