CExternalDataFileSourceAPI.h File Reference

#include <stddef.h>

Go to the source code of this file.

Classes
struct	CExternalDataSourceCallbacksStruct

Typedefs
typedef struct CExternalDataFileSourceStruct *	CExternalDataFileSourcePtr
	Copyright 2014 Google Inc. More...
typedef char *(*	BusboyGetDataSourceBytesPtr )()
	Function type for callback to get bytes of a file. More...
typedef bool(*	BusboyGetDataSourceSizePtr )(size_t *size)
	Function type for callback to get size of a file. More...
typedef void(*	BusboyReleaseDataSourcePtr )()
	Function type for callback to release file resources. More...
typedef bool(*	BusboyDataSourceReadPtr )(char *buf, size_t num, size_t *read)
	Function type for callback to read the next chunk of a file. More...
typedef bool(*	BusboyDataSourceSkipPtr )(size_t num, size_t *skipped)
	Function type for callback to skip forward in a file Returns true if success. More...
typedef struct CExternalDataSourceCallbacksStruct	CExternalDataSourceCallbacks

Functions
CExternalDataFileSourcePtr	CExternalDataFileSource_newDataFileSource (const CExternalDataSourceCallbacks &dataSourceCallbacks)
	Copyright 2014 Google Inc. More...
char *	CExternalDataFileSource_getBytes (CExternalDataFileSourcePtr srcHandle)
size_t	CExternalDataFileSource_getSize (CExternalDataFileSourcePtr srcHandle)

Typedef Documentation

typedef bool(* BusboyDataSourceReadPtr)(char *buf, size_t num, size_t *read)

Function type for callback to read the next chunk of a file.

Returns true if success

Parameters

buf	array to read data into
num	maximum number of bytes to read
read	pointer to write number of bytes actually read

typedef bool(* BusboyDataSourceSkipPtr)(size_t num, size_t *skipped)

Function type for callback to skip forward in a file Returns true if success.

Parameters

num	number of bytes to skip
skipped	pointer to write number of bytes actually skipped

typedef char*(* BusboyGetDataSourceBytesPtr)()

Function type for callback to get bytes of a file.

Returns NULL on error

typedef bool(* BusboyGetDataSourceSizePtr)(size_t *size)

Function type for callback to get size of a file.

Returns true if success

Parameters

size	pointer to write file size

typedef void(* BusboyReleaseDataSourcePtr)()

Function type for callback to release file resources.

typedef struct CExternalDataFileSourceStruct* CExternalDataFileSourcePtr

Copyright 2014 Google Inc.

All rights reserved.

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.

typedef struct CExternalDataSourceCallbacksStruct CExternalDataSourceCallbacks

Function Documentation

char* CExternalDataFileSource_getBytes

(

CExternalDataFileSourcePtr

srcHandle

)

size_t CExternalDataFileSource_getSize

(

CExternalDataFileSourcePtr

srcHandle

)

CExternalDataFileSourcePtr CExternalDataFileSource_newDataFileSource

(

const CExternalDataSourceCallbacks &

callbacks

)

Copyright 2014 Google Inc.

All rights reserved.

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.