diff options
Diffstat (limited to 'neozip/arch/s390/dfltcc_inflate.h')
| -rw-r--r-- | neozip/arch/s390/dfltcc_inflate.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/neozip/arch/s390/dfltcc_inflate.h b/neozip/arch/s390/dfltcc_inflate.h new file mode 100644 index 0000000000..3623f8ed7f --- /dev/null +++ b/neozip/arch/s390/dfltcc_inflate.h @@ -0,0 +1,67 @@ +#ifndef DFLTCC_INFLATE_H +#define DFLTCC_INFLATE_H + +#include "dfltcc_common.h" + +void Z_INTERNAL PREFIX(dfltcc_reset_inflate_state)(PREFIX3(streamp) strm); +int Z_INTERNAL PREFIX(dfltcc_can_inflate)(PREFIX3(streamp) strm); +typedef enum { + DFLTCC_INFLATE_CONTINUE, + DFLTCC_INFLATE_BREAK, + DFLTCC_INFLATE_SOFTWARE, +} dfltcc_inflate_action; +dfltcc_inflate_action Z_INTERNAL PREFIX(dfltcc_inflate)(PREFIX3(streamp) strm, int flush, int *ret); +int Z_INTERNAL PREFIX(dfltcc_was_inflate_used)(PREFIX3(streamp) strm); +int Z_INTERNAL PREFIX(dfltcc_inflate_disable)(PREFIX3(streamp) strm); +int Z_INTERNAL PREFIX(dfltcc_inflate_set_dictionary)(PREFIX3(streamp) strm, + const unsigned char *dictionary, uInt dict_length); +int Z_INTERNAL PREFIX(dfltcc_inflate_get_dictionary)(PREFIX3(streamp) strm, + unsigned char *dictionary, uInt* dict_length); + +#define INFLATE_RESET_KEEP_HOOK PREFIX(dfltcc_reset_inflate_state) + +#define INFLATE_PRIME_HOOK(strm, bits, value) \ + do { if (PREFIX(dfltcc_inflate_disable)((strm))) return Z_STREAM_ERROR; } while (0) + +#define INFLATE_TYPEDO_HOOK(strm, flush) \ + if (PREFIX(dfltcc_can_inflate)((strm))) { \ + dfltcc_inflate_action action; \ +\ + RESTORE(); \ + action = PREFIX(dfltcc_inflate)((strm), (flush), &ret); \ + LOAD(); \ + if (action == DFLTCC_INFLATE_CONTINUE) \ + break; \ + else if (action == DFLTCC_INFLATE_BREAK) \ + goto inf_leave; \ + } + +#define INFLATE_NEED_CHECKSUM(strm) (!PREFIX(dfltcc_can_inflate)((strm))) + +#define INFLATE_NEED_UPDATEWINDOW(strm) (!PREFIX(dfltcc_can_inflate)((strm))) + +#define INFLATE_MARK_HOOK(strm) \ + do { \ + if (PREFIX(dfltcc_was_inflate_used)((strm))) return -(1L << 16); \ + } while (0) + +#define INFLATE_SYNC_POINT_HOOK(strm) \ + do { \ + if (PREFIX(dfltcc_was_inflate_used)((strm))) return Z_STREAM_ERROR; \ + } while (0) + +#define INFLATE_SET_DICTIONARY_HOOK(strm, dict, dict_len) \ + do { \ + if (PREFIX(dfltcc_can_inflate)((strm))) \ + return PREFIX(dfltcc_inflate_set_dictionary)((strm), (dict), (dict_len)); \ + } while (0) + +#define INFLATE_GET_DICTIONARY_HOOK(strm, dict, dict_len) \ + do { \ + if (PREFIX(dfltcc_can_inflate)((strm))) \ + return PREFIX(dfltcc_inflate_get_dictionary)((strm), (dict), (dict_len)); \ + } while (0) + +#define INFLATE_ADJUST_WINDOW_SIZE(n) MAX(n, HB_SIZE) + +#endif |
