24 #ifndef LIBMBEDCRYPTO_H_ 25 #define LIBMBEDCRYPTO_H_ 29 #ifdef HAVE_LIBMBEDCRYPTO 31 #include <mbedtls/md.h> 32 #include <mbedtls/bignum.h> 33 #include <mbedtls/pk.h> 34 #include <mbedtls/cipher.h> 35 #include <mbedtls/entropy.h> 36 #include <mbedtls/ctr_drbg.h> 38 typedef mbedtls_md_context_t *SHACTX;
39 typedef mbedtls_md_context_t *SHA256CTX;
40 typedef mbedtls_md_context_t *SHA384CTX;
41 typedef mbedtls_md_context_t *SHA512CTX;
42 typedef mbedtls_md_context_t *MD5CTX;
43 typedef mbedtls_md_context_t *HMACCTX;
44 typedef mbedtls_md_context_t *EVPCTX;
46 #define SHA_DIGEST_LENGTH 20 47 #define SHA_DIGEST_LEN SHA_DIGEST_LENGTH 48 #define MD5_DIGEST_LEN 16 49 #define SHA256_DIGEST_LENGTH 32 50 #define SHA256_DIGEST_LEN SHA256_DIGEST_LENGTH 51 #define SHA384_DIGEST_LENGTH 48 52 #define SHA384_DIGEST_LEN SHA384_DIGEST_LENGTH 53 #define SHA512_DIGEST_LENGTH 64 54 #define SHA512_DIGEST_LEN SHA512_DIGEST_LENGTH 56 #ifndef EVP_MAX_MD_SIZE 57 #define EVP_MAX_MD_SIZE 64 60 #define EVP_DIGEST_LEN EVP_MAX_MD_SIZE 62 typedef mbedtls_mpi *bignum;
65 #define NID_mbedtls_nistp256 0 66 #define NID_mbedtls_nistp384 1 67 #define NID_mbedtls_nistp521 2 69 struct mbedtls_ecdsa_sig {
74 bignum ssh_mbedcry_bn_new(
void);
75 void ssh_mbedcry_bn_free(bignum num);
76 char *ssh_mbedcry_bn2num(bignum num,
int radix);
77 int ssh_mbedcry_rand(bignum rnd,
int bits,
int top,
int bottom);
78 int ssh_mbedcry_is_bit_set(bignum num,
size_t pos);
80 #define bignum_new() ssh_mbedcry_bn_new() 81 #define bignum_safe_free(num) do { \ 82 if ((num) != NULL) { \ 83 ssh_mbedcry_bn_free(num); \ 87 #define bignum_set_word(bn, n) mbedtls_mpi_lset(bn, n) 89 #define bignum_bin2bn(data, datalen, bn) mbedtls_mpi_read_binary(bn, data, \ 91 #define bignum_bn2dec(num) ssh_mbedcry_bn2num(num, 10) 92 #define bignum_dec2bn(data, bn) mbedtls_mpi_read_string(bn, 10, data) 93 #define bignum_bn2hex(num) ssh_mbedcry_bn2num(num, 16) 94 #define bignum_rand(rnd, bits) ssh_mbedcry_rand((rnd), (bits), 0, 1) 95 #define bignum_mod_exp(dest, generator, exp, modulo, ctx) \ 96 mbedtls_mpi_exp_mod(dest, generator, exp, modulo, NULL) 97 #define bignum_num_bytes(num) mbedtls_mpi_size(num) 98 #define bignum_num_bits(num) mbedtls_mpi_bitlen(num) 99 #define bignum_is_bit_set(num, bit) ssh_mbedcry_is_bit_set(num, bit) 100 #define bignum_bn2bin(num, ptr) mbedtls_mpi_write_binary(num, ptr, \ 101 mbedtls_mpi_size(num)) 102 #define bignum_cmp(num1, num2) mbedtls_mpi_cmp_mpi(num1, num2) 104 mbedtls_ctr_drbg_context *ssh_get_mbedtls_ctr_drbg_context(
void);
106 int ssh_mbedtls_random(
void *where,
int len,
int strong);
108 ssh_string make_ecpoint_string(
const mbedtls_ecp_group *g,
const 109 mbedtls_ecp_point *p);