diff options
Diffstat (limited to 'protocols/Telegram/openssl/include/openssl/comp.h')
-rw-r--r-- | protocols/Telegram/openssl/include/openssl/comp.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/protocols/Telegram/openssl/include/openssl/comp.h b/protocols/Telegram/openssl/include/openssl/comp.h new file mode 100644 index 0000000000..406c428aae --- /dev/null +++ b/protocols/Telegram/openssl/include/openssl/comp.h @@ -0,0 +1,79 @@ + +#ifndef HEADER_COMP_H +# define HEADER_COMP_H + +# include <openssl/crypto.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct comp_ctx_st COMP_CTX; + +typedef struct comp_method_st { + int type; /* NID for compression library */ + const char *name; /* A text string to identify the library */ + int (*init) (COMP_CTX *ctx); + void (*finish) (COMP_CTX *ctx); + int (*compress) (COMP_CTX *ctx, + unsigned char *out, unsigned int olen, + unsigned char *in, unsigned int ilen); + int (*expand) (COMP_CTX *ctx, + unsigned char *out, unsigned int olen, + unsigned char *in, unsigned int ilen); + /* + * The following two do NOTHING, but are kept for backward compatibility + */ + long (*ctrl) (void); + long (*callback_ctrl) (void); +} COMP_METHOD; + +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 *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); +COMP_METHOD *COMP_zlib(void); +void COMP_zlib_cleanup(void); + +# ifdef HEADER_BIO_H +# ifdef ZLIB +BIO_METHOD *BIO_f_zlib(void); +# endif +# endif + +/* BEGIN ERROR CODES */ +/* + * The following lines are auto generated by the script mkerr.pl. Any changes + * made after this point may be overwritten when the script is next run. + */ +void ERR_load_COMP_strings(void); + +/* Error codes for the COMP functions. */ + +/* Function codes. */ +# define COMP_F_BIO_ZLIB_FLUSH 99 +# define COMP_F_BIO_ZLIB_NEW 100 +# define COMP_F_BIO_ZLIB_READ 101 +# define COMP_F_BIO_ZLIB_WRITE 102 + +/* Reason codes. */ +# define COMP_R_ZLIB_DEFLATE_ERROR 99 +# define COMP_R_ZLIB_INFLATE_ERROR 100 +# define COMP_R_ZLIB_NOT_SUPPORTED 101 + +#ifdef __cplusplus +} +#endif +#endif |