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Indicate which curves Mbed TLS supports

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Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2024-01-03 20:59:38 +01:00
parent 6e2069661e
commit 44d557c52d
1 changed files with 14 additions and 1 deletions
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15
include/psa/crypto_values.h
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@ -596,6 +596,8 @@
* https://www.secg.org/sec2-v2.pdf * https://www.secg.org/sec2-v2.pdf
* *
* \note For secp224k1, the bit-size is 225 (size of a private value). * \note For secp224k1, the bit-size is 225 (size of a private value).
*
* \note Mbed TLS only supports secp192k1 and secp256k1.
*/ */
#define PSA_ECC_FAMILY_SECP_K1 ((psa_ecc_family_t) 0x17) #define PSA_ECC_FAMILY_SECP_K1 ((psa_ecc_family_t) 0x17)
@ -608,7 +610,7 @@
* https://www.secg.org/sec2-v2.pdf * https://www.secg.org/sec2-v2.pdf
*/ */
#define PSA_ECC_FAMILY_SECP_R1 ((psa_ecc_family_t) 0x12) #define PSA_ECC_FAMILY_SECP_R1 ((psa_ecc_family_t) 0x12)
/* SECP160R2 (SEC2 v1, obsolete) */ /* SECP160R2 (SEC2 v1, obsolete, not supported in Mbed TLS) */
#define PSA_ECC_FAMILY_SECP_R2 ((psa_ecc_family_t) 0x1b) #define PSA_ECC_FAMILY_SECP_R2 ((psa_ecc_family_t) 0x1b)
/** SEC Koblitz curves over binary fields. /** SEC Koblitz curves over binary fields.
@ -618,6 +620,8 @@
* They are defined in _Standards for Efficient Cryptography_, * They are defined in _Standards for Efficient Cryptography_,
* _SEC 2: Recommended Elliptic Curve Domain Parameters_. * _SEC 2: Recommended Elliptic Curve Domain Parameters_.
* https://www.secg.org/sec2-v2.pdf * https://www.secg.org/sec2-v2.pdf
*
* \note Mbed TLS does not support any curve in this family.
*/ */
#define PSA_ECC_FAMILY_SECT_K1 ((psa_ecc_family_t) 0x27) #define PSA_ECC_FAMILY_SECT_K1 ((psa_ecc_family_t) 0x27)
@ -628,6 +632,8 @@
* They are defined in _Standards for Efficient Cryptography_, * They are defined in _Standards for Efficient Cryptography_,
* _SEC 2: Recommended Elliptic Curve Domain Parameters_. * _SEC 2: Recommended Elliptic Curve Domain Parameters_.
* https://www.secg.org/sec2-v2.pdf * https://www.secg.org/sec2-v2.pdf
*
* \note Mbed TLS does not support any curve in this family.
*/ */
#define PSA_ECC_FAMILY_SECT_R1 ((psa_ecc_family_t) 0x22) #define PSA_ECC_FAMILY_SECT_R1 ((psa_ecc_family_t) 0x22)
@ -638,6 +644,8 @@
* It is defined in _Standards for Efficient Cryptography_, * It is defined in _Standards for Efficient Cryptography_,
* _SEC 2: Recommended Elliptic Curve Domain Parameters_. * _SEC 2: Recommended Elliptic Curve Domain Parameters_.
* https://www.secg.org/sec2-v2.pdf * https://www.secg.org/sec2-v2.pdf
*
* \note Mbed TLS does not support any curve in this family.
*/ */
#define PSA_ECC_FAMILY_SECT_R2 ((psa_ecc_family_t) 0x2b) #define PSA_ECC_FAMILY_SECT_R2 ((psa_ecc_family_t) 0x2b)
@ -647,6 +655,9 @@
* brainpoolP160r1, brainpoolP192r1, brainpoolP224r1, brainpoolP256r1, * brainpoolP160r1, brainpoolP192r1, brainpoolP224r1, brainpoolP256r1,
* brainpoolP320r1, brainpoolP384r1, brainpoolP512r1. * brainpoolP320r1, brainpoolP384r1, brainpoolP512r1.
* It is defined in RFC 5639. * It is defined in RFC 5639.
*
* \note Mbed TLS only supports the 256-bit, 384-bit and 512-bit curves
* in this family.
*/ */
#define PSA_ECC_FAMILY_BRAINPOOL_P_R1 ((psa_ecc_family_t) 0x30) #define PSA_ECC_FAMILY_BRAINPOOL_P_R1 ((psa_ecc_family_t) 0x30)
@ -675,6 +686,8 @@
* - 448-bit: Edwards448, the twisted Edwards curve birationally equivalent * - 448-bit: Edwards448, the twisted Edwards curve birationally equivalent
* to Curve448. * to Curve448.
* Hamburg, _Ed448-Goldilocks, a new elliptic curve_, NIST ECC Workshop, 2015. * Hamburg, _Ed448-Goldilocks, a new elliptic curve_, NIST ECC Workshop, 2015.
*
* \note Mbed TLS does not support Edwards curves yet.
*/ */
#define PSA_ECC_FAMILY_TWISTED_EDWARDS ((psa_ecc_family_t) 0x42) #define PSA_ECC_FAMILY_TWISTED_EDWARDS ((psa_ecc_family_t) 0x42)