X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fec%2Fec_curve.c;h=8e1f038c3d0de313dbb6403d60ca815ab9d5f0c0;hp=a1388b472fa56cec1945099dbf2a479638a9efa3;hb=4882171df5ba7cb8735b685478a008df25eef47a;hpb=60d8bae30d1040a4f955e3247443b2dd4c674cde diff --git a/crypto/ec/ec_curve.c b/crypto/ec/ec_curve.c index a1388b472f..8e1f038c3d 100644 --- a/crypto/ec/ec_curve.c +++ b/crypto/ec/ec_curve.c @@ -59,9 +59,141 @@ #include #include +/* #define _EC_GROUP_EXAMPLE_PRIME_CURVE \ + * "the prime number p", "a", "b", "the compressed base point", "y-bit", "order", "cofacor" + */ +/* the nist prime curves */ +#define _EC_GROUP_NIST_PRIME_192 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",\ + "64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1",\ + "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012",1,\ + "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831",1 +#define _EC_GROUP_NIST_PRIME_224 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE",\ + "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4",\ + "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21",0,\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D",1 +#define _EC_GROUP_NIST_PRIME_384 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC",\ + "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF",\ + "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7",1,\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973",1 +#define _EC_GROUP_NIST_PRIME_521 \ + "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",\ + "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC",\ + "051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B"\ + "315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00",\ + "C6858E06B70404E9CD9E3ECB662395B4429C648139053F"\ + "B521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66",0,\ + "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"\ + "FFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409",1 +/* the x9.62 prime curves (minus the nist prime curves) */ +#define _EC_GROUP_X9_62_PRIME_192V2 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",\ + "CC22D6DFB95C6B25E49C0D6364A4E5980C393AA21668D953",\ + "EEA2BAE7E1497842F2DE7769CFE9C989C072AD696F48034A",1,\ + "FFFFFFFFFFFFFFFFFFFFFFFE5FB1A724DC80418648D8DD31",1 +#define _EC_GROUP_X9_62_PRIME_192V3 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",\ + "22123DC2395A05CAA7423DAECCC94760A7D462256BD56916",\ + "7D29778100C65A1DA1783716588DCE2B8B4AEE8E228F1896",0,\ + "FFFFFFFFFFFFFFFFFFFFFFFF7A62D031C83F4294F640EC13",1 +#define _EC_GROUP_X9_62_PRIME_239V1 \ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",\ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",\ + "6B016C3BDCF18941D0D654921475CA71A9DB2FB27D1D37796185C2942C0A",\ + "0FFA963CDCA8816CCC33B8642BEDF905C3D358573D3F27FBBD3B3CB9AAAF",0,\ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF9E5E9A9F5D9071FBD1522688909D0B",1 +#define _EC_GROUP_X9_62_PRIME_239V2 \ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",\ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",\ + "617FAB6832576CBBFED50D99F0249C3FEE58B94BA0038C7AE84C8C832F2C",\ + "38AF09D98727705120C921BB5E9E26296A3CDCF2F35757A0EAFD87B830E7",0,\ + "7FFFFFFFFFFFFFFFFFFFFFFF800000CFA7E8594377D414C03821BC582063",1 +#define _EC_GROUP_X9_62_PRIME_239V3 \ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",\ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",\ + "255705FA2A306654B1F4CB03D6A750A30C250102D4988717D9BA15AB6D3E",\ + "6768AE8E18BB92CFCF005C949AA2C6D94853D0E660BBF854B1C9505FE95A",1,\ + "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF975DEB41B3A6057C3C432146526551",1 +#define _EC_GROUP_X9_62_PRIME_256V1 \ + "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF",\ + "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC",\ + "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B",\ + "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296",1,\ + "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551",1 +/* the secg prime curves (minus the nist and x9.62 prime curves) */ +#define _EC_GROUP_SECG_PRIME_112R1 \ + "DB7C2ABF62E35E668076BEAD208B",\ + "DB7C2ABF62E35E668076BEAD2088",\ + "659EF8BA043916EEDE8911702B22",\ + "09487239995A5EE76B55F9C2F098",0,\ + "DB7C2ABF62E35E7628DFAC6561C5",1 +#define _EC_GROUP_SECG_PRIME_112R2 \ + "DB7C2ABF62E35E668076BEAD208B",\ + "6127C24C05F38A0AAAF65C0EF02C",\ + "51DEF1815DB5ED74FCC34C85D709",\ + "4BA30AB5E892B4E1649DD0928643",1,\ + "36DF0AAFD8B8D7597CA10520D04B",4 +#define _EC_GROUP_SECG_PRIME_128R1 \ + "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",\ + "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC",\ + "E87579C11079F43DD824993C2CEE5ED3",\ + "161FF7528B899B2D0C28607CA52C5B86",1,\ + "FFFFFFFE0000000075A30D1B9038A115",1 +#define _EC_GROUP_SECG_PRIME_128R2 \ + "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",\ + "D6031998D1B3BBFEBF59CC9BBFF9AEE1",\ + "5EEEFCA380D02919DC2C6558BB6D8A5D",\ + "7B6AA5D85E572983E6FB32A7CDEBC140",0,\ + "3FFFFFFF7FFFFFFFBE0024720613B5A3",4 +#define _EC_GROUP_SECG_PRIME_160K1 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",\ + "0",\ + "7",\ + "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB",0,\ + "0100000000000000000001B8FA16DFAB9ACA16B6B3",1 +#define _EC_GROUP_SECG_PRIME_160R1 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC",\ + "1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45",\ + "4A96B5688EF573284664698968C38BB913CBFC82",0,\ + "0100000000000000000001F4C8F927AED3CA752257",1 +#define _EC_GROUP_SECG_PRIME_160R2 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC70",\ + "B4E134D3FB59EB8BAB57274904664D5AF50388BA",\ + "52DCB034293A117E1F4FF11B30F7199D3144CE6D",0,\ + "0100000000000000000000351EE786A818F3A1A16B",1 +#define _EC_GROUP_SECG_PRIME_192K1 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37",\ + "0",\ + "3",\ + "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D",1,\ + "FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D",1 +#define _EC_GROUP_SECG_PRIME_224K1 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFE56D",\ + "0",\ + "5",\ + "A1455B334DF099DF30FC28A169A467E9E47075A90F7E650EB6B7A45C",1,\ + "010000000000000000000000000001DCE8D2EC6184CAF0A971769FB1F7",1 +#define _EC_GROUP_SECG_PRIME_256K1 \ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F",\ + "0",\ + "7",\ + "79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798",0,\ + "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141",1 + static EC_GROUP *ec_group_new_GFp_from_hex(const char *prime_in, const char *a_in, const char *b_in, - const char *x_in, const int y_bit, const char *order_in) + const char *x_in, const int y_bit, const char *order_in, const BN_ULONG cofac_in) { EC_GROUP *group=NULL; EC_POINT *P=NULL; @@ -83,7 +215,8 @@ static EC_GROUP *ec_group_new_GFp_from_hex(const char *prime_in, if (!BN_hex2bn(&x, x_in)) goto bn_err; if (!EC_POINT_set_compressed_coordinates_GFp(group, P, x, y_bit, ctx)) goto err; if (!BN_hex2bn(&order, order_in)) goto bn_err; - if (!EC_GROUP_set_generator(group, P, order, BN_value_one())) goto err; + if (!BN_set_word(x, cofac_in)) goto bn_err; + if (!EC_GROUP_set_generator(group, P, order, x)) goto err; ok=1; bn_err: if (!ok) @@ -111,168 +244,92 @@ EC_GROUP *EC_GROUP_new_by_name(int name) { case EC_GROUP_NO_CURVE: return NULL; + /* some nist curves */ + case EC_GROUP_NIST_PRIME_224: /* EC_GROUP_NIST_PRIME_224 == EC_GROUP_SECG_PRIME_224R1 */ + ret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_224); + break; - case EC_GROUP_NIST_PRIME_224: - return ec_group_new_GFp_from_hex( - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001", - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE", - "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4", - "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21",0, - "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D"); - - case EC_GROUP_NIST_PRIME_384: - return ec_group_new_GFp_from_hex( - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF", - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC", - "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF", - "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7",1, - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973"); - - case EC_GROUP_NIST_PRIME_521: - return ec_group_new_GFp_from_hex( - "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF" - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", - "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF" - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC", - "051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B" - "315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00", - "C6858E06B70404E9CD9E3ECB662395B4429C648139053F" - "B521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66",0, - "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF" - "FFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409"); + case EC_GROUP_NIST_PRIME_384: /* EC_GROUP_NIST_PRIME_384 == EC_GROUP_SECG_PRIME_384R1 */ + ret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_384); + break; - case EC_GROUP_NIST_PRIME_192: + case EC_GROUP_NIST_PRIME_521: /* EC_GROUP_NIST_PRIME_521 == EC_GROUP_SECG_PRIME_521R1 */ + ret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_521); + break; + /* x9.62 prime curves */ + case EC_GROUP_NIST_PRIME_192: /* EC_GROUP_NIST_PRIME_192 == EC_GROUP_SECG_PRIME_192R1 */ case EC_GROUP_X9_62_PRIME_192V1: - ret = ec_group_new_GFp_from_hex( - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", - "64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1", - "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012",1, - "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831"); - EC_GROUP_set_nid(ret, NID_X9_62_prime192v1); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_192); + break; case EC_GROUP_X9_62_PRIME_192V2: - ret = ec_group_new_GFp_from_hex( - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", - "CC22D6DFB95C6B25E49C0D6364A4E5980C393AA21668D953", - "EEA2BAE7E1497842F2DE7769CFE9C989C072AD696F48034A",1, - "FFFFFFFFFFFFFFFFFFFFFFFE5FB1A724DC80418648D8DD31"); - EC_GROUP_set_nid(ret, NID_X9_62_prime192v2); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_192V2); + break; case EC_GROUP_X9_62_PRIME_192V3: - ret = ec_group_new_GFp_from_hex( - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", - "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", - "22123DC2395A05CAA7423DAECCC94760A7D462256BD56916", - "7D29778100C65A1DA1783716588DCE2B8B4AEE8E228F1896",0, - "FFFFFFFFFFFFFFFFFFFFFFFF7A62D031C83F4294F640EC13"); - EC_GROUP_set_nid(ret, NID_X9_62_prime192v3); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_192V3); + break; case EC_GROUP_X9_62_PRIME_239V1: - ret = ec_group_new_GFp_from_hex( - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF", - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC", - "6B016C3BDCF18941D0D654921475CA71A9DB2FB27D1D37796185C2942C0A", - "0FFA963CDCA8816CCC33B8642BEDF905C3D358573D3F27FBBD3B3CB9AAAF",0, - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF9E5E9A9F5D9071FBD1522688909D0B"); - EC_GROUP_set_nid(ret, NID_X9_62_prime239v1); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V1); + break; case EC_GROUP_X9_62_PRIME_239V2: - ret = ec_group_new_GFp_from_hex( - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF", - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC", - "617FAB6832576CBBFED50D99F0249C3FEE58B94BA0038C7AE84C8C832F2C", - "38AF09D98727705120C921BB5E9E26296A3CDCF2F35757A0EAFD87B830E7",0, - "7FFFFFFFFFFFFFFFFFFFFFFF800000CFA7E8594377D414C03821BC582063"); - EC_GROUP_set_nid(ret, NID_X9_62_prime239v2); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V2); + break; case EC_GROUP_X9_62_PRIME_239V3: - ret = ec_group_new_GFp_from_hex( - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF", - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC", - "255705FA2A306654B1F4CB03D6A750A30C250102D4988717D9BA15AB6D3E", - "6768AE8E18BB92CFCF005C949AA2C6D94853D0E660BBF854B1C9505FE95A",1, - "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF975DEB41B3A6057C3C432146526551"); - EC_GROUP_set_nid(ret, NID_X9_62_prime239v3); - return ret; + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V3); + break; - case EC_GROUP_NIST_PRIME_256: + case EC_GROUP_NIST_PRIME_256: /* EC_GROUP_NIST_PRIME_256 == EC_GROUP_SECG_PRIME_256R1 */ case EC_GROUP_X9_62_PRIME_256V1: - ret = ec_group_new_GFp_from_hex( - "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF", - "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC", - "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B", - "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296",1, - "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551"); - EC_GROUP_set_nid(ret, NID_X9_62_prime256v1); - return ret; - } - - ECerr(EC_F_EC_GROUP_NEW_BY_NAME, EC_R_UNKNOWN_GROUP); - return NULL; - } - + ret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_256V1); + break; + /* the remaining secg curves */ + case EC_GROUP_SECG_PRIME_112R1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_112R1); + break; + case EC_GROUP_SECG_PRIME_112R2: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_112R2); + break; + case EC_GROUP_SECG_PRIME_128R1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_128R1); + break; + case EC_GROUP_SECG_PRIME_128R2: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_128R2); + break; + case EC_GROUP_SECG_PRIME_160K1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160K1); + break; + case EC_GROUP_SECG_PRIME_160R1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160R1); + break; + case EC_GROUP_SECG_PRIME_160R2: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160R2); + break; + case EC_GROUP_SECG_PRIME_192K1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_192K1); + break; + case EC_GROUP_SECG_PRIME_224K1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_224K1); + break; + case EC_GROUP_SECG_PRIME_256K1: + ret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_256K1); + break; -EC_GROUP *EC_GROUP_new_by_nid(const int nid) - { - switch(nid) + } + if (ret == NULL) { - case NID_X9_62_prime192v1: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_192V1); - case NID_X9_62_prime192v2: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_192V2); - case NID_X9_62_prime192v3: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_192V3); - case NID_X9_62_prime239v1: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_239V1); - case NID_X9_62_prime239v2: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_239V2); - case NID_X9_62_prime239v3: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_239V3); - case NID_X9_62_prime256v1: - return EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_256V1); + ECerr(EC_F_EC_GROUP_NEW_BY_NAME, EC_R_UNKNOWN_GROUP); + return NULL; } - ECerr(EC_F_EC_GROUP_NEW_BY_NID, EC_R_UNKNOWN_NID); - return NULL; + EC_GROUP_set_nid(ret, name); + return ret; } -#if 0 -int EC_GROUP_group2nid(const EC_GROUP *group) +EC_GROUP *EC_GROUP_new_by_nid(int nid) { - return EC_GROUP_get_nid(group); - -#if 0 -/* TODO: a real compare function for EC_GROUPs */ -#define EC_GROUP_cmp(a,b) ((a) != (b)) - - if (group == NULL) - { - ECerr(EC_F_EC_GROUP_GROUP2NID, EC_R_MISSING_PARAMETERS); - return 0; - } - if (!EC_GROUP_cmp(group, EC_GROUP_GET_X9_62_192V1_GROUP())) - return NID_X9_62_prime192v1; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_192v2_group())) - return NID_X9_62_prime192v2; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_192v3_group())) - return NID_X9_62_prime192v3; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_239v1_group())) - return NID_X9_62_prime239v1; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_239v2_group())) - return NID_X9_62_prime239v2; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_239v3_group())) - return NID_X9_62_prime239v3; - else if (!EC_GROUP_cmp(group, EC_GROUP_get_x9_62_256v1_group())) - return NID_X9_62_prime256v1; - ECerr(EC_F_EC_GROUP_GROUP2NID, EC_R_UNKNOWN_GROUP); - return 0; -#endif + return EC_GROUP_new_by_name(nid); } -#endif