~ubuntu-branches/ubuntu/utopic/python-lzma/utopic

#ifndef LIBLZMA_OPTIONS_H

#define LIBLZMA_OPTIONS_H 1

 

#include "liblzma.h"

#include <structmember.h>

 

#define CHECK_RANGE(x, a, b, msg) if (check_range(x, a, b)) { PyErr_Format(PyExc_ValueError, msg, a, b, (int32_t)x); ret = false; goto end; }

static inline bool check_range(uint32_t x, uint32_t a, uint32_t b){

        return (x < a || x > b);

}

#define MEMBER_DESCRIPTOR(name, type, variable, text) (PyMemberDef){name, type, offsetof(LZMAOptionsObject, variable), RO, PyString_AsString(PyString_Format(PyString_FromString((char*)text), (PyObject*)self->variable))}

 

#define LZMA_BEST_SPEED                 0

#define LZMA_BEST_COMPRESSION           9

#define LZMA_MODE_DEFAULT               LZMA_MODE_NORMAL

#define LZMA_MODE_INVALID               -1

#define LZMA_MF_INVALID                 -1

 

#define LZMA_MF_DEFAULT                 LZMA_MF_BT4

#define LZMA_MF_CYCLES_DEFAULT          0

#define LZMA_DICT_SIZE_MAX              (UINT32_C(1) << 30) + (UINT32_C(1) << 29)

#define LZMA_NICE_LEN_MIN               5

#define LZMA_NICE_LEN_MAX               273

#define LZMA_NICE_LEN_DEFAULT           128

 

typedef struct

{

        PyObject_HEAD

        PyObject *format,

                 *check,

                 *level,

                 *dict_size,

                 *lc,

                 *lp,

                 *pb,

                 *mode_dict,

                 *mode,

                 *nice_len,

                 *mf_dict,

                 *mf,

                 *depth;

} LZMAOptionsObject;

 

extern PyTypeObject LZMAOptions_Type;

 

bool init_lzma_options(const char *funcName, PyObject *kwargs, lzma_filter *filters);

PyObject *LZMA_options_get(lzma_filter filter);

 

#define DEFAULT_OPTIONS_STRING "options={'format':'xz', 'check':'crc32', 'level':6, 'extreme':False,\n\

'dictionary_size':23, 'literal_contextbits':3 'literal_pos_bits':0, 'pos_bits':2, 'mode':2,\n\

'fast_bytes':128, 'match_finder':'bt4', 'match_finder_cycles':0"

#endif /* LIBLZMA_OPTIONS_H */