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src
thirdParty
openssl-1.0.2q
osx64
include
openssl
comp.h
1
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#ifndef HEADER_COMP_H
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# define HEADER_COMP_H
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# include <openssl/crypto.h>
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# ifdef OPENSSL_NO_COMP
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# error COMP is disabled.
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# endif
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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typedef
struct
comp_ctx_st
COMP_CTX
;
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struct
comp_method_st
{
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int
type;
/* NID for compression library */
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const
char
*name;
/* A text string to identify the library */
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int (*init) (
COMP_CTX
*ctx);
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void (*finish) (
COMP_CTX
*ctx);
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int (*compress) (
COMP_CTX
*ctx,
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unsigned
char
*out,
unsigned
int
olen,
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unsigned
char
*in,
unsigned
int
ilen);
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int (*expand) (
COMP_CTX
*ctx,
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unsigned
char
*out,
unsigned
int
olen,
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unsigned
char
*in,
unsigned
int
ilen);
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/*
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* The following two do NOTHING, but are kept for backward compatibility
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*/
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long (*ctrl) (void);
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long (*callback_ctrl) (void);
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};
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struct
comp_ctx_st
{
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COMP_METHOD
*meth;
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unsigned
long
compress_in;
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unsigned
long
compress_out;
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unsigned
long
expand_in;
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unsigned
long
expand_out;
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CRYPTO_EX_DATA
ex_data;
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};
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COMP_CTX
*COMP_CTX_new(
COMP_METHOD
*meth);
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void
COMP_CTX_free(
COMP_CTX
*ctx);
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int
COMP_compress_block(
COMP_CTX
*ctx,
unsigned
char
*out,
int
olen,
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unsigned
char
*in,
int
ilen);
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int
COMP_expand_block(
COMP_CTX
*ctx,
unsigned
char
*out,
int
olen,
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unsigned
char
*in,
int
ilen);
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COMP_METHOD
*COMP_rle(
void
);
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COMP_METHOD
*COMP_zlib(
void
);
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void
COMP_zlib_cleanup(
void
);
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# ifdef HEADER_BIO_H
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# ifdef ZLIB
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BIO_METHOD
*BIO_f_zlib(
void
);
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# endif
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# endif
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/* BEGIN ERROR CODES */
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/*
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* The following lines are auto generated by the script mkerr.pl. Any changes
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* made after this point may be overwritten when the script is next run.
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*/
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void
ERR_load_COMP_strings(
void
);
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/* Error codes for the COMP functions. */
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/* Function codes. */
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# define COMP_F_BIO_ZLIB_FLUSH 99
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# define COMP_F_BIO_ZLIB_NEW 100
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# define COMP_F_BIO_ZLIB_READ 101
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# define COMP_F_BIO_ZLIB_WRITE 102
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/* Reason codes. */
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# define COMP_R_ZLIB_DEFLATE_ERROR 99
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# define COMP_R_ZLIB_INFLATE_ERROR 100
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# define COMP_R_ZLIB_NOT_SUPPORTED 101
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#ifdef __cplusplus
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}
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#endif
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#endif
bio_method_st
Definition:
bio.h:312
comp_ctx_st
Definition:
comp.h:35
crypto_ex_data_st
Definition:
crypto.h:292
comp_method_st
Definition:
comp.h:17
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