add port for Brew - untested

git-svn-id: http://skia.googlecode.com/svn/trunk@682 2bbb7eff-a529-9590-31e7-b0007b416f81

src/ports/SkOSFile_brew.cpp

@@ -0,0 +1,99 @@
+/* libs/graphics/ports/SkOSFile_brew.cpp
+**
+** Copyright 2006, The Android Open Source Project
+** Copyright 2009, Company 100, Inc.
+**
+** Licensed under the Apache License, Version 2.0 (the "License"); 
+** you may not use this file except in compliance with the License. 
+** You may obtain a copy of the License at 
+**
+**     http://www.apache.org/licenses/LICENSE-2.0 
+**
+** Unless required by applicable law or agreed to in writing, software 
+** distributed under the License is distributed on an "AS IS" BASIS, 
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+** See the License for the specific language governing permissions and 
+** limitations under the License.
+*/
+
+#include "SkOSFile.h"
+
+#ifdef SK_BUILD_FOR_BREW
+
+#include <AEEAppGen.h>
+#include <AEEFile.h>
+#include <AEEStdLib.h>
+
+SkFILE* sk_fopen(const char path[], SkFILE_Flags flags)
+{
+    int err;
+    OpenFileMode mode;
+    IFileMgr* fileMgr;
+    IFile* file;
+    IShell* shell;
+
+    shell = reinterpret_cast<AEEApplet*>(GETAPPINSTANCE())->m_pIShell;
+    err = ISHELL_CreateInstance(shell, AEECLSID_FILEMGR, (void**)&fileMgr);
+    if (err!= SUCCESS)
+        return NULL;
+
+    if (flags & kWrite_SkFILE_Flag)
+        mode = _OFM_READWRITE;
+    else /* kRead_SkFILE_Flag */
+        mode = _OFM_READ;
+
+    file = IFILEMGR_OpenFile(fileMgr, path, mode);
+    IFILEMGR_Release(fileMgr);
+
+    return (SkFILE*)file;
+}
+
+size_t sk_fgetsize(SkFILE* f)
+{
+    FileInfo fileInfo;
+
+    IFILE_GetInfo((IFile*)f, &fileInfo);
+    return fileInfo.dwSize;
+}
+
+bool sk_frewind(SkFILE* f)
+{
+    SkASSERT(f);
+    return IFILE_Seek((IFile*)f,  _SEEK_START, 0) == SUCCESS;
+}
+
+size_t sk_fread(void* buffer, size_t byteCount, SkFILE* f)
+{
+    SkASSERT(f);
+    if (buffer == NULL)
+    {
+        int err = IFILE_Seek((IFile*)f, _SEEK_CURRENT, (int)byteCount);
+        if (err == EFAILED) {
+            SkDEBUGF(("sk_fread: IFILE_Seek(%d) failed returned:%d\n", byteCount, err));
+            return 0;
+        }
+        return byteCount;
+    }
+    else
+        return IFILE_Read((IFile*)f, buffer, byteCount);
+}
+
+size_t sk_fwrite(const void* buffer, size_t byteCount, SkFILE* f)
+{
+    SkASSERT(f);
+    return IFILE_Write((IFile*)f, buffer, byteCount);
+}
+
+void sk_fflush(SkFILE* f)
+{
+    SkASSERT(f);
+}
+
+void sk_fclose(SkFILE* f)
+{
+    SkASSERT(f);
+    IFILE_Release((IFile*)f);
+}
+
+#endif
+