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- #ifndef _BIGNUM_EXPORT_H
- #define _BIGNUM_EXPORT_H
- typedef struct {
- int s;
- int n;
- unsigned long *p;
- } bgn;
- /**************************************************************************
- * EXPORT FUNCTIONS
- **************************************************************************/
- int bgn_read_bin(bgn *X, const unsigned char *buf, int buflen);
- int bgn_write_bin(const bgn *X, unsigned char *buf, int buflen);
- int bgn_read_str(bgn *X, int radix, const char *s, int length);
- int bgn_exp_mod(bgn *X, const bgn *E, const bgn *N, bgn *_RR);
- /**************************************************************************
- * ERROR CODE
- **************************************************************************/
- #define E_BGN_FILE_IOEOR 0x0001
- #define E_BGN_BAD_INPUT_DATA 0x0002
- #define E_BGN_INVALID_CHARACTER 0x0003
- #define E_BGN_BUFFER_TOO_SMALL 0x0004
- #define E_BGN_NEGATIVE_VALUE 0x0005
- #define E_BGN_DIVISION_BY_ZERO 0x0006
- #define E_BGN_NOT_ACCEPTABLE 0x0007
- #endif /* bgn.h */
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