workbench/devs/diskimage/include/amigaos/openssl/comp.h

   1
   2 #ifndef PROTO_AMISSL_H
   3 #include <proto/amissl.h>
   4 #endif /* PROTO_AMISSL_H */
   5
   6 #ifndef HEADER_COMP_H
   7 #define HEADER_COMP_H
   8
   9 #include <openssl/crypto.h>
  10
  11 #ifdef  __cplusplus
  12 extern "C" {
  13 #endif
  14
  15 typedef struct comp_method_st
  16         {
  17         int type;               /* NID for compression library */
  18         const char *name;       /* A text string to identify the library */
  19         int (*init)();
  20         void (*finish)();
  21         int (*compress)();
  22         int (*expand)();
  23         long (*ctrl)();
  24         long (*callback_ctrl)();
  25         } COMP_METHOD;
  26
  27 typedef struct comp_ctx_st
  28         {
  29         COMP_METHOD *meth;
  30         unsigned long compress_in;
  31         unsigned long compress_out;
  32         unsigned long expand_in;
  33         unsigned long expand_out;
  34
  35         CRYPTO_EX_DATA  ex_data;
  36         } COMP_CTX;
  37
  38
  39 COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
  40 void COMP_CTX_free(COMP_CTX *ctx);
  41 int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
  42         unsigned char *in, int ilen);
  43 int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
  44         unsigned char *in, int ilen);
  45 COMP_METHOD *COMP_rle(void );
  46 COMP_METHOD *COMP_zlib(void );
  47
  48 /* BEGIN ERROR CODES */
  49 /* The following lines are auto generated by the script mkerr.pl. Any changes
  50  * made after this point may be overwritten when the script is next run.
  51  */
  52 void ERR_load_COMP_strings(void);
  53
  54 /* Error codes for the COMP functions. */
  55
  56 /* Function codes. */
  57
  58 /* Reason codes. */
  59
  60 #ifdef  __cplusplus
  61 }
  62 #endif
  63 #endif