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-rw-r--r--src/fastdep/os2fake-win.c297
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diff --git a/src/fastdep/os2fake-win.c b/src/fastdep/os2fake-win.c
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+++ b/src/fastdep/os2fake-win.c
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+/* $Id: os2fake-win.c 2243 2009-01-10 02:24:02Z bird $
+ *
+ * OS/2 Fake library for Win32.
+ *
+ * Copyright (c) 2001 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
+ *
+ * GPL
+ *
+ */
+
+
+/*******************************************************************************
+* Defined Constants And Macros *
+*******************************************************************************/
+#define VALIDPTR(pv) (((PVOID)pv) >= (PVOID)0x10000 && ((PVOID)pv) <= (PVOID)0xc0000000)
+
+
+
+/*******************************************************************************
+* Header Files *
+*******************************************************************************/
+#include <windows.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "os2fake.h"
+
+
+/*******************************************************************************
+* Internal Functions *
+*******************************************************************************/
+static ULONG ConvertAttributes(DWORD dwFileAttributes);
+static ULONG ConvertFileTime(PFILETIME pFileTime);
+
+/**
+ * Converts Win32 file attribute to OS/2 file attributes.
+ * @returns OS/2 fileattributes.
+ * @param dwFileAttributes Win32 fileattributes.
+ */
+ULONG ConvertAttributes(DWORD dwFileAttributes)
+{
+ static struct _ConvAttr
+ {
+ ULONG ulWin;
+ ULONG ulOs2;
+ } aConvAttr[] =
+ {
+ {FILE_ATTRIBUTE_READONLY, FILE_READONLY},
+ {FILE_ATTRIBUTE_HIDDEN, FILE_HIDDEN},
+ {FILE_ATTRIBUTE_SYSTEM, FILE_SYSTEM},
+ {FILE_ATTRIBUTE_DIRECTORY, FILE_DIRECTORY},
+ {FILE_ATTRIBUTE_ARCHIVE, FILE_ARCHIVED}
+ };
+ ULONG ulOS2Attr = 0;
+ int i;
+
+ for (i = 0; i < sizeof(aConvAttr) / sizeof(aConvAttr[0]); i++)
+ if (dwFileAttributes & aConvAttr[i].ulWin)
+ ulOS2Attr |= aConvAttr[i].ulOs2;
+
+ return ulOS2Attr;
+}
+
+
+/**
+ * Converts Win32 filetime to OS/2 filetime.
+ * @returns OS/2 filetime.
+ * @param pFileTime Pointer to Win32 filetime.
+ */
+ULONG ConvertFileTime(PFILETIME pFileTime)
+{
+ ULONG ulOS2FileTime;
+ SYSTEMTIME SystemTime;
+
+ if ( FileTimeToSystemTime(pFileTime, &SystemTime)
+ && SystemTime.wYear >= 1980 && SystemTime.wYear < (1980 + 0x7F))
+ {
+ ulOS2FileTime = SystemTime.wDay
+ | (SystemTime.wMonth << 5)
+ | (((SystemTime.wYear - 1980) & 0x7F) << (5+4))
+ | ((SystemTime.wSecond / 2) << (16))
+ | (SystemTime.wMinute << (16+5))
+ | (SystemTime.wHour << (16+5+6));
+ }
+ else
+ ulOS2FileTime = 0;
+
+ return ulOS2FileTime;
+}
+
+
+
+APIRET OS2ENTRY DosQueryPathInfo(
+ PCSZ pszPathName,
+ ULONG ulInfoLevel,
+ PVOID pInfoBuf,
+ ULONG cbInfoBuf)
+{
+ APIRET rc; /* Return code. */
+
+ if (!VALIDPTR(pszPathName))
+ {
+ fprintf(stderr, "DosQueryPathInfo: pszPathName is an invalid pointer - %p\n", pszPathName);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (!VALIDPTR(pInfoBuf))
+ {
+ fprintf(stderr, "DosQueryPathInfo: pInfoBuf is an invalid pointer - %p\n", pInfoBuf);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+
+ rc = ERROR_INVALID_PARAMETER;
+ switch (ulInfoLevel)
+ {
+ case FIL_QUERYFULLNAME:
+ {
+ LPTSTR lpDummy;
+ if (GetFullPathName(pszPathName, cbInfoBuf, pInfoBuf, &lpDummy) > 0)
+ rc = NO_ERROR;
+ else
+ rc = GetLastError();
+ break;
+ }
+
+ case FIL_STANDARD:
+ if (cbInfoBuf == sizeof(FILESTATUS3))
+ {
+ WIN32_FILE_ATTRIBUTE_DATA fad;
+
+ if (GetFileAttributesEx(pszPathName, GetFileExInfoStandard, &fad)) //W98, NT4 and above.
+ {
+ PFILESTATUS3 pfst3 = (PFILESTATUS3)(pInfoBuf);
+
+ if (fad.nFileSizeHigh > 0)
+ rc = ERROR_BAD_LENGTH;
+ pfst3->cbFile = pfst3->cbFileAlloc = fad.nFileSizeLow;
+ pfst3->attrFile = ConvertAttributes(fad.dwFileAttributes);
+ *(PULONG)(&pfst3->fdateCreation) = ConvertFileTime(&fad.ftCreationTime);
+ *(PULONG)(&pfst3->fdateLastAccess) = ConvertFileTime(&fad.ftLastAccessTime);
+ *(PULONG)(&pfst3->fdateLastWrite) = ConvertFileTime(&fad.ftLastWriteTime);
+ rc = NO_ERROR;
+ }
+ else
+ rc = GetLastError();
+ }
+ else
+ fprintf(stderr, "DosQueryPathInfo: FIL_STANDARD - invalid structure size (cbInfoBuf=%d)\n", cbInfoBuf);
+ break;
+
+ default:
+ fprintf(stderr, "DosQueryPathInfo: ulInfoLevel=%d not supported\n", ulInfoLevel);
+ }
+
+ return rc;
+}
+
+
+APIRET OS2ENTRY DosFindFirst(
+ PCSZ pszFileSpec,
+ PHDIR phdir,
+ ULONG flAttribute,
+ PVOID pFindBuf,
+ ULONG cbFindBuf,
+ PULONG pcFileNames,
+ ULONG ulInfoLevel)
+{
+ WIN32_FIND_DATA FindData; /* Win32 Find data (returned by FindFirstFile) */
+ APIRET rc;
+
+ if (!VALIDPTR(pszFileSpec))
+ {
+ fprintf(stderr, "DosFindFirst: pszFileSpec - %p\n", pszFileSpec);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (!VALIDPTR(phdir))
+ {
+ fprintf(stderr, "DosFindFirst: phdir - %p\n", phdir);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (!VALIDPTR(pFindBuf))
+ {
+ fprintf(stderr, "DosFindFirst: pfindbuf - %p\n", pFindBuf);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (!VALIDPTR(pcFileNames))
+ {
+ fprintf(stderr, "DosFindFirst: pcFileNames - %p\n", pcFileNames);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (*phdir != HDIR_CREATE)
+ {
+ fprintf(stderr, "DosFindFirst: *phdir != HDIR_CREATE - 0x%08x\n", *phdir);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ switch (ulInfoLevel)
+ {
+ case FIL_STANDARD:
+ if (cbFindBuf < sizeof(FILEFINDBUF3))
+ {
+ fprintf(stderr, "DosFindFirst: unsupported buffer size - %d\n", cbFindBuf);
+ return ERROR_INVALID_PARAMETER;
+ }
+ break;
+
+ default:
+ fprintf(stderr, "DosFindFirst: invalid infolevel %d\n", ulInfoLevel);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ *phdir = (HDIR)FindFirstFile(pszFileSpec, &FindData);
+ if (*phdir != (HDIR)INVALID_HANDLE_VALUE)
+ {
+ PFILEFINDBUF3 pfindbuf = (PFILEFINDBUF3)pFindBuf;
+
+ memcpy(pfindbuf->achName, FindData.cFileName, pfindbuf->cchName = strlen(FindData.cFileName) + 1);
+ pfindbuf->cbFile = pfindbuf->cbFileAlloc = FindData.nFileSizeHigh > 0 ? 0xffffffff : FindData.nFileSizeLow;
+ pfindbuf->attrFile = ConvertAttributes(FindData.dwFileAttributes);
+ *(PULONG)(&pfindbuf->fdateCreation) = ConvertFileTime(&FindData.ftCreationTime);
+ *(PULONG)(&pfindbuf->fdateLastAccess) = ConvertFileTime(&FindData.ftLastAccessTime);
+ *(PULONG)(&pfindbuf->fdateLastWrite) = ConvertFileTime(&FindData.ftLastWriteTime);
+ pfindbuf->oNextEntryOffset = 0;
+ *pcFileNames = 1;
+ rc = NO_ERROR;
+ }
+ else
+ rc = GetLastError();
+
+ return rc;
+}
+
+
+APIRET OS2ENTRY DosFindNext(
+ HDIR hDir,
+ PVOID pFindBuf,
+ ULONG cbFindBuf,
+ PULONG pcFileNames)
+{
+ WIN32_FIND_DATA FindData; /* Win32 Find data (returned by FindFirstFile) */
+ APIRET rc;
+
+ if (!VALIDPTR(pFindBuf))
+ {
+ fprintf(stderr, "DosFindNext: pfindbuf - %p\n", pFindBuf);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (cbFindBuf < sizeof(FILEFINDBUF3))
+ {
+ fprintf(stderr, "DosFindNext: unsupported buffer size - %d\n", cbFindBuf);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (!VALIDPTR(pcFileNames))
+ {
+ fprintf(stderr, "DosFindNext: pcFileNames - %p\n", pcFileNames);
+ return ERROR_INVALID_PARAMETER;
+ }
+
+ if (FindNextFile((HANDLE)hDir, &FindData))
+ {
+ PFILEFINDBUF3 pfindbuf = (PFILEFINDBUF3)pFindBuf;
+
+ memcpy(pfindbuf->achName, FindData.cFileName, pfindbuf->cchName = strlen(FindData.cFileName) + 1);
+ pfindbuf->cbFile = pfindbuf->cbFileAlloc = FindData.nFileSizeHigh > 0 ? 0xffffffff : FindData.nFileSizeLow;
+ pfindbuf->attrFile = ConvertAttributes(FindData.dwFileAttributes);
+ *(PULONG)(&pfindbuf->fdateCreation) = ConvertFileTime(&FindData.ftCreationTime);
+ *(PULONG)(&pfindbuf->fdateLastAccess) = ConvertFileTime(&FindData.ftLastAccessTime);
+ *(PULONG)(&pfindbuf->fdateLastWrite) = ConvertFileTime(&FindData.ftLastWriteTime);
+ pfindbuf->oNextEntryOffset = 0;
+ *pcFileNames = 1;
+ rc = NO_ERROR;
+ }
+ else
+ rc = GetLastError();
+
+ return rc;
+
+}
+
+
+APIRET OS2ENTRY DosFindClose(
+ HDIR hDir)
+{
+ if (FindClose((HANDLE)hDir))
+ return NO_ERROR;
+ return ERROR_INVALID_HANDLE;
+}
+
+
+
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