bignum_get_unsigned_bin() function

bignum_get_unsigned_bin - Set binary buffer to unsigned bignum @n: Bignum from bignum_init() @buf: Buffer for the binary number @len: Length of the buffer, can be %NULL if buffer is known to be long enough. Set to used buffer length on success if not %NULL. Returns: 0 on success, -1 on failure

Syntax

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Summary

Declaration

Definition

from bignum.h:17

int bignum_get_unsigned_bin(const struct bignum *n, u8 *buf, size_t *len);

Implemented in bignum.c:75

Arguments

Argument

buf

len

Related Functions

Found 11 other functions taking a bignum argument:

Function

Description

bignum_deinit()

bignum_deinit - Free bignum @n: Bignum from bignum_init()

crypto_rsa_parse_integer()

bignum_set_unsigned_bin()

bignum_set_unsigned_bin - Set bignum based on unsigned binary buffer @n: Bignum from bignum_init(); to be set to the given value @buf: Buffer with unsigned binary value @len: Length of buf in octets Returns: 0 on success, -1 on failure

bignum_get_unsigned_bin_len()

bignum_get_unsigned_bin - Get length of bignum as an unsigned binary buffer @n: Bignum from bignum_init() Returns: Length of n if written to a binary buffer

bignum_exptmod()

bignum_exptmod - Modular exponentiation: d = a^b (mod c) @a: Bignum from bignum_init(); base @b: Bignum from bignum_init(); exponent @c: Bignum from bignum_init(); modulus @d: Bignum from bignum_init(); used to store the result of a^b (mod c) Returns: 0 on success, -1 on failure

bignum_cmp_d()

bignum_cmp_d - Compare bignum to standard integer @a: Bignum from bignum_init() @b: Small integer Returns: -1 if a b

bignum_cmp()

bignum_cmp - Signed comparison @a: Bignum from bignum_init() @b: Bignum from bignum_init() Returns: 0 on success, -1 on failure

bignum_add()

bignum_add - c = a + b @a: Bignum from bignum_init() @b: Bignum from bignum_init() @c: Bignum from bignum_init(); used to store the result of a + b Returns: 0 on success, -1 on failure

bignum_sub()

bignum_sub - c = a - b @a: Bignum from bignum_init() @b: Bignum from bignum_init() @c: Bignum from bignum_init(); used to store the result of a - b Returns: 0 on success, -1 on failure

bignum_mul()

bignum_mul - c = a * b @a: Bignum from bignum_init() @b: Bignum from bignum_init() @c: Bignum from bignum_init(); used to store the result of a * b Returns: 0 on success, -1 on failure

bignum_mulmod()

bignum_mulmod - d = a * b (mod c) @a: Bignum from bignum_init() @b: Bignum from bignum_init() @c: Bignum from bignum_init(); modulus @d: Bignum from bignum_init(); used to store the result of a * b (mod c) Returns: 0 on success, -1 on failure