Import pjproject-2.0.1

1 files changed, 215 insertions, 0 deletions

diff --git a/pjlib/src/pj/file_access_win32.c b/pjlib/src/pj/file_access_win32.c
new file mode 100644
index 0000000..e737fff
--- /dev/null
+++ b/pjlib/src/pj/file_access_win32.c
@@ -0,0 +1,215 @@
+/* $Id: file_access_win32.c 3553 2011-05-05 06:14:19Z nanang $ */
+/* 
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
+ *
+ * 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 <pj/file_access.h>
+#include <pj/unicode.h>
+#include <pj/assert.h>
+#include <pj/errno.h>
+#include <pj/string.h>
+#include <pj/os.h>
+#include <windows.h>
+#include <time.h>
+
+#if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE!=0
+    /* WinCE lacks READ_CONTROL so we must use GENERIC_READ */
+#   define CONTROL_ACCESS   GENERIC_READ
+#else
+#   define CONTROL_ACCESS   READ_CONTROL
+#endif
+
+
+/*
+ * pj_file_exists()
+ */
+PJ_DEF(pj_bool_t) pj_file_exists(const char *filename)
+{
+    PJ_DECL_UNICODE_TEMP_BUF(wfilename,256)
+    HANDLE hFile;
+
+    PJ_ASSERT_RETURN(filename != NULL, 0);
+
+    hFile = CreateFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename)), 
+		       CONTROL_ACCESS, 
+		       FILE_SHARE_READ, NULL,
+                       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return 0;
+
+    CloseHandle(hFile);
+    return PJ_TRUE;
+}
+
+
+/*
+ * pj_file_size()
+ */
+PJ_DEF(pj_off_t) pj_file_size(const char *filename)
+{
+    PJ_DECL_UNICODE_TEMP_BUF(wfilename,256)
+    HANDLE hFile;
+    DWORD sizeLo, sizeHi;
+    pj_off_t size;
+
+    PJ_ASSERT_RETURN(filename != NULL, -1);
+
+    hFile = CreateFile(PJ_STRING_TO_NATIVE(filename, wfilename,sizeof(wfilename)), 
+		       CONTROL_ACCESS, 
+                       FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
+                       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return -1;
+
+    sizeLo = GetFileSize(hFile, &sizeHi);
+    if (sizeLo == INVALID_FILE_SIZE) {
+        DWORD dwStatus = GetLastError();
+        if (dwStatus != NO_ERROR) {
+            CloseHandle(hFile);
+            return -1;
+        }
+    }
+
+    size = sizeHi;
+    size = (size << 32) + sizeLo;
+
+    CloseHandle(hFile);
+    return size;
+}
+
+
+/*
+ * pj_file_delete()
+ */
+PJ_DEF(pj_status_t) pj_file_delete(const char *filename)
+{
+    PJ_DECL_UNICODE_TEMP_BUF(wfilename,256)
+
+    PJ_ASSERT_RETURN(filename != NULL, PJ_EINVAL);
+
+    if (DeleteFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename))) == FALSE)
+        return PJ_RETURN_OS_ERROR(GetLastError());
+
+    return PJ_SUCCESS;
+}
+
+
+/*
+ * pj_file_move()
+ */
+PJ_DEF(pj_status_t) pj_file_move( const char *oldname, const char *newname)
+{
+    PJ_DECL_UNICODE_TEMP_BUF(woldname,256)
+    PJ_DECL_UNICODE_TEMP_BUF(wnewname,256)
+    BOOL rc;
+
+    PJ_ASSERT_RETURN(oldname!=NULL && newname!=NULL, PJ_EINVAL);
+
+#if PJ_WIN32_WINNT >= 0x0400
+    rc = MoveFileEx(PJ_STRING_TO_NATIVE(oldname,woldname,sizeof(woldname)), 
+		    PJ_STRING_TO_NATIVE(newname,wnewname,sizeof(wnewname)), 
+                    MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING);
+#else
+    rc = MoveFile(PJ_STRING_TO_NATIVE(oldname,woldname,sizeof(woldname)), 
+		  PJ_STRING_TO_NATIVE(newname,wnewname,sizeof(wnewname)));
+#endif
+
+    if (!rc)
+        return PJ_RETURN_OS_ERROR(GetLastError());
+
+    return PJ_SUCCESS;
+}
+
+
+static pj_status_t file_time_to_time_val(const FILETIME *file_time,
+                                         pj_time_val *time_val)
+{
+    FILETIME local_file_time;
+    SYSTEMTIME localTime;
+    pj_parsed_time pt;
+
+    if (!FileTimeToLocalFileTime(file_time, &local_file_time))
+	return PJ_RETURN_OS_ERROR(GetLastError());
+
+    if (!FileTimeToSystemTime(file_time, &localTime))
+        return PJ_RETURN_OS_ERROR(GetLastError());
+
+    //if (!SystemTimeToTzSpecificLocalTime(NULL, &systemTime, &localTime))
+    //    return PJ_RETURN_OS_ERROR(GetLastError());
+
+    pj_bzero(&pt, sizeof(pt));
+    pt.year = localTime.wYear;
+    pt.mon = localTime.wMonth-1;
+    pt.day = localTime.wDay;
+    pt.wday = localTime.wDayOfWeek;
+
+    pt.hour = localTime.wHour;
+    pt.min = localTime.wMinute;
+    pt.sec = localTime.wSecond;
+    pt.msec = localTime.wMilliseconds;
+
+    return pj_time_encode(&pt, time_val);
+}
+
+/*
+ * pj_file_getstat()
+ */
+PJ_DEF(pj_status_t) pj_file_getstat(const char *filename, pj_file_stat *stat)
+{
+    PJ_DECL_UNICODE_TEMP_BUF(wfilename,256)
+    HANDLE hFile;
+    DWORD sizeLo, sizeHi;
+    FILETIME creationTime, accessTime, writeTime;
+
+    PJ_ASSERT_RETURN(filename!=NULL && stat!=NULL, PJ_EINVAL);
+
+    hFile = CreateFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename)), 
+		       CONTROL_ACCESS, 
+		       FILE_SHARE_READ, NULL,
+                       OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return PJ_RETURN_OS_ERROR(GetLastError());
+
+    sizeLo = GetFileSize(hFile, &sizeHi);
+    if (sizeLo == INVALID_FILE_SIZE) {
+        DWORD dwStatus = GetLastError();
+        if (dwStatus != NO_ERROR) {
+            CloseHandle(hFile);
+            return PJ_RETURN_OS_ERROR(dwStatus);
+        }
+    }
+
+    stat->size = sizeHi;
+    stat->size = (stat->size << 32) + sizeLo;
+
+    if (GetFileTime(hFile, &creationTime, &accessTime, &writeTime)==FALSE) {
+        DWORD dwStatus = GetLastError();
+        CloseHandle(hFile);
+        return PJ_RETURN_OS_ERROR(dwStatus);
+    }
+
+    CloseHandle(hFile);
+
+    if (file_time_to_time_val(&creationTime, &stat->ctime) != PJ_SUCCESS)
+        return PJ_RETURN_OS_ERROR(GetLastError());
+
+    file_time_to_time_val(&accessTime, &stat->atime);
+    file_time_to_time_val(&writeTime, &stat->mtime);
+
+    return PJ_SUCCESS;
+}
+