diff options
Diffstat (limited to 'include/sqfs/compress.h')
| -rw-r--r-- | include/sqfs/compress.h | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/include/sqfs/compress.h b/include/sqfs/compress.h index cb3994f..c826c84 100644 --- a/include/sqfs/compress.h +++ b/include/sqfs/compress.h @@ -4,8 +4,8 @@ * * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at> */ -#ifndef COMPRESS_H -#define COMPRESS_H +#ifndef SQFS_COMPRESS_H +#define SQFS_COMPRESS_H #include "config.h" @@ -16,20 +16,22 @@ #include "sqfs/super.h" -typedef struct compressor_t compressor_t; +typedef struct sqfs_compressor_t sqfs_compressor_t; /* Encapsultes a compressor with a simple interface to compress or uncompress/extract blocks of data. */ -struct compressor_t { +struct sqfs_compressor_t { + void (*destroy)(sqfs_compressor_t *cmp); + /* Write compressor options to the output file if necessary. Returns the number of bytes written or -1 on failure. Internally prints error messages to stderr. */ - int (*write_options)(compressor_t *cmp, int fd); + int (*write_options)(sqfs_compressor_t *cmp, int fd); /* Read compressor options to the input file. Returns zero on success, -1 on failure. Internally prints error messages to stderr. */ - int (*read_options)(compressor_t *cmp, int fd); + int (*read_options)(sqfs_compressor_t *cmp, int fd); /* Compress or uncompress a chunk of data. @@ -41,14 +43,12 @@ struct compressor_t { Internally prints compressor specific error messages to stderr. */ - ssize_t (*do_block)(compressor_t *cmp, const uint8_t *in, size_t size, - uint8_t *out, size_t outsize); + ssize_t (*do_block)(sqfs_compressor_t *cmp, const uint8_t *in, + size_t size, uint8_t *out, size_t outsize); /* create another compressor just like this one, i.e. with the exact same settings */ - compressor_t *(*create_copy)(compressor_t *cmp); - - void (*destroy)(compressor_t *stream); + sqfs_compressor_t *(*create_copy)(sqfs_compressor_t *cmp); }; typedef struct { @@ -75,7 +75,7 @@ typedef struct { uint32_t dict_size; } xz; } opt; -} compressor_config_t; +} sqfs_compressor_config_t; typedef enum { SQFS_COMP_FLAG_LZ4_HC = 0x0001, @@ -132,19 +132,20 @@ typedef enum { extern "C" { #endif -int compressor_config_init(compressor_config_t *cfg, E_SQFS_COMPRESSOR id, - size_t block_size, uint16_t flags); +int sqfs_compressor_config_init(sqfs_compressor_config_t *cfg, + E_SQFS_COMPRESSOR id, + size_t block_size, uint16_t flags); -bool compressor_exists(E_SQFS_COMPRESSOR id); +bool sqfs_compressor_exists(E_SQFS_COMPRESSOR id); -compressor_t *compressor_create(const compressor_config_t *cfg); +sqfs_compressor_t *sqfs_compressor_create(const sqfs_compressor_config_t *cfg); -const char *compressor_name_from_id(E_SQFS_COMPRESSOR id); +const char *sqfs_compressor_name_from_id(E_SQFS_COMPRESSOR id); -int compressor_id_from_name(const char *name, E_SQFS_COMPRESSOR *out); +int sqfs_compressor_id_from_name(const char *name, E_SQFS_COMPRESSOR *out); #ifdef __cplusplus } #endif -#endif /* COMPRESS_H */ +#endif /* SQFS_COMPRESS_H */ |