source: lab.git/Dev/utvpn/utvpn-unix-v101-7101-public/src/Mayaqua/openssl/comp.h @ 072e48b

trunk
Last change on this file since 072e48b was a1bae3e, checked in by mitty <mitty@…>, 12 years ago
  • copy vendor drop to trunk

git-svn-id: https://lab.mitty.jp/svn/lab/trunk@147 7d2118f6-f56c-43e7-95a2-4bb3031d96e7

  • Property mode set to 100644
File size: 1.6 KB
Line 
1
2#ifndef HEADER_COMP_H
3#define HEADER_COMP_H
4
5#include <openssl/crypto.h>
6
7#ifdef  __cplusplus
8extern "C" {
9#endif
10
11typedef struct comp_ctx_st COMP_CTX;
12
13typedef struct comp_method_st
14    {
15    int type;       /* NID for compression library */
16    const char *name;   /* A text string to identify the library */
17    int (*init)(COMP_CTX *ctx);
18    void (*finish)(COMP_CTX *ctx);
19    int (*compress)(COMP_CTX *ctx,
20            unsigned char *out, unsigned int olen,
21            unsigned char *in, unsigned int ilen);
22    int (*expand)(COMP_CTX *ctx,
23              unsigned char *out, unsigned int olen,
24              unsigned char *in, unsigned int ilen);
25    /* The following two do NOTHING, but are kept for backward compatibility */
26    long (*ctrl)(void);
27    long (*callback_ctrl)(void);
28    } COMP_METHOD;
29
30struct comp_ctx_st
31    {
32    COMP_METHOD *meth;
33    unsigned long compress_in;
34    unsigned long compress_out;
35    unsigned long expand_in;
36    unsigned long expand_out;
37
38    CRYPTO_EX_DATA  ex_data;
39    };
40
41
42COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
43void COMP_CTX_free(COMP_CTX *ctx);
44int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
45    unsigned char *in, int ilen);
46int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
47    unsigned char *in, int ilen);
48COMP_METHOD *COMP_rle(void );
49COMP_METHOD *COMP_zlib(void );
50
51/* BEGIN ERROR CODES */
52/* The following lines are auto generated by the script mkerr.pl. Any changes
53 * made after this point may be overwritten when the script is next run.
54 */
55void ERR_load_COMP_strings(void);
56
57/* Error codes for the COMP functions. */
58
59/* Function codes. */
60
61/* Reason codes. */
62
63#ifdef  __cplusplus
64}
65#endif
66#endif
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