Home
last modified time | relevance | path

Searched refs:ndigits (Results 1 – 12 of 12) sorted by relevance

/linux-5.19.10/crypto/
Decc.c69 static u64 *ecc_alloc_digits_space(unsigned int ndigits) in ecc_alloc_digits_space() argument
71 size_t len = ndigits * sizeof(u64); in ecc_alloc_digits_space()
84 struct ecc_point *ecc_alloc_point(unsigned int ndigits) in ecc_alloc_point() argument
91 p->x = ecc_alloc_digits_space(ndigits); in ecc_alloc_point()
95 p->y = ecc_alloc_digits_space(ndigits); in ecc_alloc_point()
99 p->ndigits = ndigits; in ecc_alloc_point()
122 static void vli_clear(u64 *vli, unsigned int ndigits) in vli_clear() argument
126 for (i = 0; i < ndigits; i++) in vli_clear()
131 bool vli_is_zero(const u64 *vli, unsigned int ndigits) in vli_is_zero() argument
135 for (i = 0; i < ndigits; i++) { in vli_is_zero()
[all …]
Decrdsa.c77 unsigned int ndigits = req->dst_len / sizeof(u64); in ecrdsa_verify() local
85 struct ecc_point cc = ECC_POINT_INIT(s, e, ndigits); /* reuse s, e */ in ecrdsa_verify()
97 req->dst_len != ctx->curve->g.ndigits * sizeof(u64) || in ecrdsa_verify()
98 ctx->pub_key.ndigits != ctx->curve->g.ndigits || in ecrdsa_verify()
111 vli_from_be64(s, sig, ndigits); in ecrdsa_verify()
112 vli_from_be64(r, sig + ndigits * sizeof(u64), ndigits); in ecrdsa_verify()
115 if (vli_is_zero(r, ndigits) || in ecrdsa_verify()
116 vli_cmp(r, ctx->curve->n, ndigits) >= 0 || in ecrdsa_verify()
117 vli_is_zero(s, ndigits) || in ecrdsa_verify()
118 vli_cmp(s, ctx->curve->n, ndigits) >= 0) in ecrdsa_verify()
[all …]
Decdsa.c36 const void *value, size_t vlen, unsigned int ndigits) in ecdsa_get_signature_rs() argument
38 size_t keylen = ndigits * sizeof(u64); in ecdsa_get_signature_rs()
71 ecc_swap_digits((u64 *)rs, dest, ndigits); in ecdsa_get_signature_rs()
82 sig->curve->g.ndigits); in ecdsa_get_signature_r()
91 sig->curve->g.ndigits); in ecdsa_get_signature_s()
97 unsigned int ndigits = curve->g.ndigits; in _ecdsa_verify() local
103 struct ecc_point res = ECC_POINT_INIT(x1, y1, ndigits); in _ecdsa_verify()
106 if (vli_is_zero(r, ndigits) || vli_cmp(r, curve->n, ndigits) >= 0 || in _ecdsa_verify()
107 vli_is_zero(s, ndigits) || vli_cmp(s, curve->n, ndigits) >= 0) in _ecdsa_verify()
112 hash[ndigits - 1], hash[ndigits - 2], hash[0]); in _ecdsa_verify()
[all …]
Decdh.c17 unsigned int ndigits; member
33 params.key_size > sizeof(u64) * ctx->ndigits) in ecdh_set_secret()
37 return ecc_gen_privkey(ctx->curve_id, ctx->ndigits, in ecdh_set_secret()
42 if (ecc_is_key_valid(ctx->curve_id, ctx->ndigits, in ecdh_set_secret()
60 nbytes = ctx->ndigits << ECC_DIGITS_TO_BYTES_SHIFT; in ecdh_compute_value()
87 ret = crypto_ecdh_shared_secret(ctx->curve_id, ctx->ndigits, in ecdh_compute_value()
93 ret = ecc_make_pub_key(ctx->curve_id, ctx->ndigits, in ecdh_compute_value()
123 return ctx->ndigits << (ECC_DIGITS_TO_BYTES_SHIFT + 1); in ecdh_max_size()
131 ctx->ndigits = ECC_CURVE_NIST_P192_DIGITS; in ecdh_nist_p192_init_tfm()
156 ctx->ndigits = ECC_CURVE_NIST_P256_DIGITS; in ecdh_nist_p256_init_tfm()
[all …]
Decrdsa_defs.h53 .ndigits = 256 / 64,
86 .ndigits = 256 / 64,
123 .ndigits = 256 / 64,
172 .ndigits = 512 / 64,
217 .ndigits = 512 / 64,
Decc_curve_defs.h23 .ndigits = 3,
49 .ndigits = 4,
81 .ndigits = 6,
100 .ndigits = 4,
/linux-5.19.10/include/crypto/internal/
Decc.h42 #define ECC_POINT_INIT(x, y, ndigits) (struct ecc_point) { x, y, ndigits } argument
50 static inline void ecc_swap_digits(const void *in, u64 *out, unsigned int ndigits) in ecc_swap_digits() argument
55 for (i = 0; i < ndigits; i++) in ecc_swap_digits()
56 out[i] = get_unaligned_be64(&src[ndigits - 1 - i]); in ecc_swap_digits()
69 int ecc_is_key_valid(unsigned int curve_id, unsigned int ndigits,
84 int ecc_gen_privkey(unsigned int curve_id, unsigned int ndigits, u64 *privkey);
97 int ecc_make_pub_key(const unsigned int curve_id, unsigned int ndigits,
115 int crypto_ecdh_shared_secret(unsigned int curve_id, unsigned int ndigits,
156 bool vli_is_zero(const u64 *vli, unsigned int ndigits);
168 int vli_cmp(const u64 *left, const u64 *right, unsigned int ndigits);
[all …]
/linux-5.19.10/drivers/crypto/keembay/
Dkeembay-ocs-ecc.c232 u32 op_size = (curve->g.ndigits > ECC_CURVE_NIST_P256_DIGITS) ? in kmb_ecc_point_mult()
234 size_t nbytes = digits_to_bytes(curve->g.ndigits); in kmb_ecc_point_mult()
313 unsigned int ndigits, const u32 inst) in kmb_ecc_do_scalar_op() argument
315 u32 op_size = (ndigits > ECC_CURVE_NIST_P256_DIGITS) ? in kmb_ecc_do_scalar_op()
317 size_t nbytes = digits_to_bytes(ndigits); in kmb_ecc_do_scalar_op()
347 if (vli_is_zero(scalar_out, ndigits)) in kmb_ecc_do_scalar_op()
363 if (WARN_ON(pk->ndigits != curve->g.ndigits)) in kmb_ocs_ecc_is_pubkey_valid_partial()
371 if (vli_cmp(curve->p, pk->x, pk->ndigits) != 1) in kmb_ocs_ecc_is_pubkey_valid_partial()
374 if (vli_cmp(curve->p, pk->y, pk->ndigits) != 1) in kmb_ocs_ecc_is_pubkey_valid_partial()
381 rc = kmb_ecc_do_scalar_op(ecc_dev, yy, pk->y, pk->y, curve, pk->ndigits, in kmb_ocs_ecc_is_pubkey_valid_partial()
[all …]
/linux-5.19.10/net/bluetooth/
Decdh_helper.c44 static inline void swap_digits(u64 *in, u64 *out, unsigned int ndigits) in swap_digits() argument
48 for (i = 0; i < ndigits; i++) in swap_digits()
49 out[i] = __swab64(in[ndigits - 1 - i]); in swap_digits()
/linux-5.19.10/include/crypto/
Decc_curve.h19 u8 ndigits; member
/linux-5.19.10/scripts/mod/
Dfile2alias.c279 int ndigits; in do_usb_entry_multi() local
296 for (ndigits = 0 ; ndigits < sizeof(bcdDevice_lo) * 2 ; ndigits++) { in do_usb_entry_multi()
297 clo = (devlo >> (ndigits << 2)) & 0xf; in do_usb_entry_multi()
298 chi = ((devhi > 0x9999 ? 0x9999 : devhi) >> (ndigits << 2)) & 0xf; in do_usb_entry_multi()
313 for (ndigits = sizeof(bcdDevice_lo) * 2 - 1; devlo <= devhi; ndigits--) { in do_usb_entry_multi()
321 if (devlo == devhi || !ndigits) { in do_usb_entry_multi()
322 do_usb_entry(symval, devlo, ndigits, clo, chi, max, mod); in do_usb_entry_multi()
330 ndigits, clo, max, max, mod); in do_usb_entry_multi()
336 ndigits, 0x0, chi, max, mod); in do_usb_entry_multi()
/linux-5.19.10/drivers/crypto/hisilicon/hpre/
Dhpre_crypto.c1235 static void fill_curve_param(void *addr, u64 *param, unsigned int cur_sz, u8 ndigits) in fill_curve_param() argument
1237 unsigned int sz = cur_sz - (ndigits - 1) * sizeof(u64); in fill_curve_param()
1240 while (i < ndigits - 1) { in fill_curve_param()
1245 memcpy(addr + sizeof(u64) * i, &param[ndigits - 1], sz); in fill_curve_param()
1269 fill_curve_param(p, curve->p, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
1270 fill_curve_param(a, curve->a, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
1271 fill_curve_param(b, curve->b, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
1272 fill_curve_param(x, curve->g.x, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
1273 fill_curve_param(y, curve->g.y, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
1274 fill_curve_param(n, curve->n, cur_sz, curve->g.ndigits); in hpre_ecdh_fill_curve()
[all …]