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/*
* Copyright 2006 The Android Open Source Project
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
// TODO: add unittests for all these operations
#ifndef SkOSFile_DEFINED
#define SkOSFile_DEFINED
#include "SkString.h"
#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID) || defined(SK_BUILD_FOR_IOS)
#include <dirent.h>
#endif
#include <stddef.h> // ptrdiff_t
struct SkFILE;
enum SkFILE_Flags {
kRead_SkFILE_Flag = 0x01,
kWrite_SkFILE_Flag = 0x02
};
#ifdef _WIN32
const static char SkPATH_SEPARATOR = '\\';
#else
const static char SkPATH_SEPARATOR = '/';
#endif
SkFILE* sk_fopen(const char path[], SkFILE_Flags);
void sk_fclose(SkFILE*);
size_t sk_fgetsize(SkFILE*);
/** Return true if the file could seek back to the beginning
*/
bool sk_frewind(SkFILE*);
size_t sk_fread(void* buffer, size_t byteCount, SkFILE*);
size_t sk_fwrite(const void* buffer, size_t byteCount, SkFILE*);
char* sk_fgets(char* str, int size, SkFILE* f);
void sk_fflush(SkFILE*);
int sk_fseek(SkFILE*, size_t, int);
size_t sk_ftell(SkFILE*);
// Returns true if something (file, directory, ???) exists at this path.
bool sk_exists(const char *path);
// Returns true if a directory exists at this path.
bool sk_isdir(const char *path);
// Have we reached the end of the file?
int sk_feof(SkFILE *);
// Create a new directory at this path; returns true if successful.
// If the directory already existed, this will return true.
// Description of the error, if any, will be written to stderr.
bool sk_mkdir(const char* path);
class SkOSFile {
public:
class Iter {
public:
Iter();
Iter(const char path[], const char suffix[] = NULL);
~Iter();
void reset(const char path[], const char suffix[] = NULL);
/** If getDir is true, only returns directories.
Results are undefined if true and false calls are
interleaved on a single iterator.
*/
bool next(SkString* name, bool getDir = false);
private:
#ifdef SK_BUILD_FOR_WIN
HANDLE fHandle;
uint16_t* fPath16;
#elif defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID) || defined(SK_BUILD_FOR_IOS)
DIR* fDIR;
SkString fPath, fSuffix;
#endif
};
};
class SkUTF16_Str {
public:
SkUTF16_Str(const char src[]);
~SkUTF16_Str()
{
sk_free(fStr);
}
const uint16_t* get() const { return fStr; }
private:
uint16_t* fStr;
};
#endif
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