third_party/grpc/include/grpc/impl/codegen/compression_types.h

/*
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#ifndef GRPC_IMPL_CODEGEN_COMPRESSION_TYPES_H
#define GRPC_IMPL_CODEGEN_COMPRESSION_TYPES_H

#include <grpc/impl/codegen/port_platform.h>

#ifdef __cplusplus
extern "C" {
#endif

/** To be used in channel arguments */
#define GRPC_COMPRESSION_ALGORITHM_ARG "grpc.compression_algorithm"
#define GRPC_COMPRESSION_ALGORITHM_STATE_ARG "grpc.compression_algorithm_state"

/* The various compression algorithms supported by GRPC */
typedef enum {
  GRPC_COMPRESS_NONE = 0,
  GRPC_COMPRESS_DEFLATE,
  GRPC_COMPRESS_GZIP,
  /* TODO(ctiller): snappy */
  GRPC_COMPRESS_ALGORITHMS_COUNT
} grpc_compression_algorithm;

typedef enum {
  GRPC_COMPRESS_LEVEL_NONE = 0,
  GRPC_COMPRESS_LEVEL_LOW,
  GRPC_COMPRESS_LEVEL_MED,
  GRPC_COMPRESS_LEVEL_HIGH,
  GRPC_COMPRESS_LEVEL_COUNT
} grpc_compression_level;

typedef struct grpc_compression_options {
  uint32_t enabled_algorithms_bitset; /**< All algs are enabled by default */
  grpc_compression_algorithm default_compression_algorithm; /**< for channel */
} grpc_compression_options;

#ifdef __cplusplus
}
#endif

#endif /* GRPC_IMPL_CODEGEN_COMPRESSION_TYPES_H */