mirror of
https://github.com/openssl/openssl.git
synced 2024-11-27 05:21:51 +08:00
65 lines
1.1 KiB
C
65 lines
1.1 KiB
C
|
|
#ifndef HEADER_COMP_H
|
|
#define HEADER_COMP_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include "crypto.h"
|
|
|
|
typedef struct comp_method_st
|
|
{
|
|
int type; /* NID for compression library */
|
|
char *name; /* A text string to identify the library */
|
|
int (*init)();
|
|
void (*finish)();
|
|
int (*compress)();
|
|
int (*expand)();
|
|
long (*ctrl)();
|
|
} COMP_METHOD;
|
|
|
|
typedef struct comp_ctx_st
|
|
{
|
|
COMP_METHOD *meth;
|
|
unsigned long compress_in;
|
|
unsigned long compress_out;
|
|
unsigned long expand_in;
|
|
unsigned long expand_out;
|
|
|
|
CRYPTO_EX_DATA ex_data;
|
|
} COMP_CTX;
|
|
|
|
#ifndef NOPROTO
|
|
|
|
COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
|
|
void COMP_CTX_free(COMP_CTX *ctx);
|
|
int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
|
|
unsigned char *in, int ilen);
|
|
int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
|
|
unsigned char *in, int ilen);
|
|
COMP_METHOD *COMP_rle(void );
|
|
#ifdef ZLIB
|
|
COMP_METHOD *COMP_zlib(void );
|
|
#endif
|
|
|
|
#else
|
|
|
|
COMP_CTX *COMP_CTX_new();
|
|
void COMP_CTX_free();
|
|
int COMP_compress_block();
|
|
int COMP_expand_block();
|
|
COMP_METHOD *COMP_rle();
|
|
#ifdef ZLIB
|
|
COMP_METHOD *COMP_zlib();
|
|
#endif
|
|
|
|
#endif
|
|
/* BEGIN ERROR CODES */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|
|
|