29 typedef gcry_md_hd_t SHACTX;
30 typedef gcry_md_hd_t SHA256CTX;
31 typedef gcry_md_hd_t SHA384CTX;
32 typedef gcry_md_hd_t SHA512CTX;
33 typedef gcry_md_hd_t MD5CTX;
34 typedef gcry_md_hd_t HMACCTX;
35 #define SHA_DIGEST_LENGTH 20
36 #define SHA_DIGEST_LEN SHA_DIGEST_LENGTH
37 #define MD5_DIGEST_LEN 16
38 #define SHA256_DIGEST_LENGTH 32
39 #define SHA256_DIGEST_LEN SHA256_DIGEST_LENGTH
40 #define SHA384_DIGEST_LENGTH 48
41 #define SHA384_DIGEST_LEN SHA384_DIGEST_LENGTH
42 #define SHA512_DIGEST_LENGTH 64
43 #define SHA512_DIGEST_LEN SHA512_DIGEST_LENGTH
45 #ifndef EVP_MAX_MD_SIZE
46 #define EVP_MAX_MD_SIZE 64
49 #define EVP_DIGEST_LEN EVP_MAX_MD_SIZE
51 typedef gcry_mpi_t bignum;
52 typedef const struct gcry_mpi *const_bignum;
53 typedef void* bignum_CTX;
56 #define NID_gcrypt_nistp256 0
57 #define NID_gcrypt_nistp384 1
58 #define NID_gcrypt_nistp521 2
61 int ssh_gcry_dec2bn(bignum *bn,
const char *data);
62 char *ssh_gcry_bn2dec(bignum bn);
63 int ssh_gcry_rand_range(bignum rnd, bignum max);
65 #define bignum_new() gcry_mpi_new(0)
66 #define bignum_safe_free(num) do { \
67 if ((num) != NULL) { \
68 gcry_mpi_release((num)); \
72 #define bignum_free(num) gcry_mpi_release(num)
73 #define bignum_ctx_new() NULL
74 #define bignum_ctx_free(ctx) do {(ctx) = NULL;} while(0)
75 #define bignum_ctx_invalid(ctx) (ctx != NULL)
76 #define bignum_set_word(bn,n) (gcry_mpi_set_ui(bn,n)!=NULL ? 1 : 0)
77 #define bignum_bin2bn(data,datalen,dest) gcry_mpi_scan(dest,GCRYMPI_FMT_USG,data,datalen,NULL)
78 #define bignum_bn2dec(num) ssh_gcry_bn2dec(num)
79 #define bignum_dec2bn(num, data) ssh_gcry_dec2bn(data, num)
81 #define bignum_bn2hex(num, data) \
82 gcry_mpi_aprint(GCRYMPI_FMT_HEX, data, NULL, (const gcry_mpi_t)num)
84 #define bignum_hex2bn(data, num) (gcry_mpi_scan(num,GCRYMPI_FMT_HEX,data,0,NULL)==0?1:0)
85 #define bignum_rand(num,bits) 1,gcry_mpi_randomize(num,bits,GCRY_STRONG_RANDOM),gcry_mpi_set_bit(num,bits-1),gcry_mpi_set_bit(num,0)
86 #define bignum_mod_exp(dest,generator,exp,modulo, ctx) 1,gcry_mpi_powm(dest,generator,exp,modulo)
87 #define bignum_num_bits(num) gcry_mpi_get_nbits(num)
88 #define bignum_num_bytes(num) ((gcry_mpi_get_nbits(num)+7)/8)
89 #define bignum_is_bit_set(num,bit) gcry_mpi_test_bit(num,bit)
90 #define bignum_bn2bin(num,datalen,data) gcry_mpi_print(GCRYMPI_FMT_USG,data,datalen,NULL,num)
91 #define bignum_cmp(num1,num2) gcry_mpi_cmp(num1,num2)
92 #define bignum_rshift1(dest, src) gcry_mpi_rshift (dest, src, 1)
93 #define bignum_add(dst, a, b) gcry_mpi_add(dst, a, b)
94 #define bignum_sub(dst, a, b) gcry_mpi_sub(dst, a, b)
95 #define bignum_mod(dst, a, b, ctx) 1,gcry_mpi_mod(dst, a, b)
96 #define bignum_rand_range(rnd, max) ssh_gcry_rand_range(rnd, max);
97 #define bignum_dup(orig, dest) do { \
98 if (*(dest) == NULL) { \
99 *(dest) = gcry_mpi_copy(orig); \
101 gcry_mpi_set(*(dest), orig); \
109 ssh_string ssh_sexp_extract_mpi(
const gcry_sexp_t sexp,
111 enum gcry_mpi_format informat,
112 enum gcry_mpi_format outformat);
114 #define ssh_fips_mode() false