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snappy_compress.h
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snappy_compress.h
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#ifndef _SNAPPY_COMPRESSION_H_
#define _SNAPPY_COMPRESSION_H_
#include "snappy_cuda.h"
/**
* Prepares the necessary constructs for compression.
*
* Allocates the output buffer to be the maximum expected size of
* the compressed file.
*
* @param input: holds input buffer information
* @param output: holds output buffer information
* @param runtime: struct holding break down of runtimes for different parts of the program
*/
void setup_compression(struct host_buffer_context *input, struct host_buffer_context *output, struct program_runtime *runtime);
/**
* Prepares the necessary constructs for compression.
*
* Allocates the output buffer to be the maximum expected size of
* the compressed file.
*
* @param input: holds input buffer information
* @param output: holds output buffer information
* @param runtime: struct holding break down of runtimes for different parts of the program
*/
void setup_compression_cuda(struct host_buffer_context *input, struct host_buffer_context *output, struct program_runtime *runtime);
/**
* Releases memory buffers allocated for compression on the host and device.
*
* @param input: holds input buffer information
* @param output: holds output buffer information
* @param runtime: struct holding break down of runtimes for different parts of the program
*/
void terminate_compression(struct host_buffer_context *input, struct host_buffer_context *output, struct program_runtime *runtime);
/**
* Perform the Snappy compression on the host.
*
* @param input: holds input buffer information
* @param output: holds output buffer information
* @param block_size: size to compress at a time
* @return SNAPPY_OK if successful, error code otherwise
*/
snappy_status snappy_compress_host(struct host_buffer_context *input, struct host_buffer_context *output, uint32_t block_size);
/**
* Perform the Snappy compression on the GPU.
*
* @param input: holds input buffer information
* @param output: holds output buffer information
* @param block_size: size to compress at a time
* @param runtime: struct holding break down of runtimes for different parts of the program
* @return SNAPPY_OK if successful, error code otherwise
*/
snappy_status snappy_compress_cuda(struct host_buffer_context *input, struct host_buffer_context *output, uint32_t block_size, struct program_runtime *runtime);
#endif /* _SNAPPY_COMPRESSION_H_ */