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Import additional test vectors from RFC 8032.

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There are a few test vectors which were not imported from djb's. Mirror
those. Also as RFC 8032 uses a slightly different private key
representation, document this in curve25519.h.

BUG=187

Change-Id: I119381168ba1af9b332365fd8f974fba41759d57
Reviewed-on: https://boringssl-review.googlesource.com/14445
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
David Benjamin 2017-03-28 09:08:04 -05:00 committed by Adam Langley
parent 17eeb9820c
commit 7e9949c30b
2 changed files with 19 additions and 1 deletions
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13
crypto/curve25519/ed25519_tests.txt
View File

@ -2575,3 +2575,16 @@ PRIV: 4f4b20d899366f2f23ee628f229b236cf80f43ba183177c97ee34829546f1742c94576641f
PUB: c94576641f4a893cdfcee7b39fc21929b86b349976d7b0a46d39a588bcfe4357
MESSAGE: 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
SIG: 0f80ff5d17488fe26f93c543b04ed959b5f0643fc61c7f2c3bc60132ba9c6210c8b250ea5e84d07b01de68bc174414eeeb31fdc2ba6823e231e312a91ededd02
# Additional test vectors from RFC 8032
PRIV: f5e5767cf153319517630f226876b86c8160cc583bc013744c6bf255f5cc0ee5278117fc144c72340f67d0f2316e8386ceffbf2b2428c9c51fef7c597f1d426e
PUB: 278117fc144c72340f67d0f2316e8386ceffbf2b2428c9c51fef7c597f1d426e
MESSAGE: 08b8b2b733424243760fe426a4b54908632110a66c2f6591eabd3345e3e4eb98fa6e264bf09efe12ee50f8f54e9f77b1e355f6c50544e23fb1433ddf73be84d879de7c0046dc4996d9e773f4bc9efe5738829adb26c81b37c93a1b270b20329d658675fc6ea534e0810a4432826bf58c941efb65d57a338bbd2e26640f89ffbc1a858efcb8550ee3a5e1998bd177e93a7363c344fe6b199ee5d02e82d522c4feba15452f80288a821a579116ec6dad2b3b310da903401aa62100ab5d1a36553e06203b33890cc9b832f79ef80560ccb9a39ce767967ed628c6ad573cb116dbefefd75499da96bd68a8a97b928a8bbc103b6621fcde2beca1231d206be6cd9ec7aff6f6c94fcd7204ed3455c68c83f4a41da4af2b74ef5c53f1d8ac70bdcb7ed185ce81bd84359d44254d95629e9855a94a7c1958d1f8ada5d0532ed8a5aa3fb2d17ba70eb6248e594e1a2297acbbb39d502f1a8c6eb6f1ce22b3de1a1f40cc24554119a831a9aad6079cad88425de6bde1a9187ebb6092cf67bf2b13fd65f27088d78b7e883c8759d2c4f5c65adb7553878ad575f9fad878e80a0c9ba63bcbcc2732e69485bbc9c90bfbd62481d9089beccf80cfe2df16a2cf65bd92dd597b0707e0917af48bbb75fed413d238f5555a7a569d80c3414a8d0859dc65a46128bab27af87a71314f318c782b23ebfe808b82b0ce26401d2e22f04d83d1255dc51addd3b75a2b1ae0784504df543af8969be3ea7082ff7fc9888c144da2af58429ec96031dbcad3dad9af0dcbaaaf268cb8fcffead94f3c7ca495e056a9b47acdb751fb73e666c6c655ade8297297d07ad1ba5e43f1bca32301651339e22904cc8c42f58c30c04aafdb038dda0847dd988dcda6f3bfd15c4b4c4525004aa06eeff8ca61783aacec57fb3d1f92b0fe2fd1a85f6724517b65e614ad6808d6f6ee34dff7310fdc82aebfd904b01e1dc54b2927094b2db68d6f903b68401adebf5a7e08d78ff4ef5d63653a65040cf9bfd4aca7984a74d37145986780fc0b16ac451649de6188a7dbdf191f64b5fc5e2ab47b57f7f7276cd419c17a3ca8e1b939ae49e488acba6b965610b5480109c8b17b80e1b7b750dfc7598d5d5011fd2dcc5600a32ef5b52a1ecc820e308aa342721aac0943bf6686b64b2579376504ccc493d97e6aed3fb0f9cd71a43dd497f01f17c0e2cb3797aa2a2f256656168e6c496afc5fb93246f6b1116398a346f1a641f3b041e989f7914f90cc2c7fff357876e506b50d334ba77c225bc307ba537152f3f1610e4eafe595f6d9d90d11faa933a15ef1369546868a7f3a45a96768d40fd9d03412c091c6315cf4fde7cb68606937380db2eaaa707b4c4185c32eddcdd306705e4dc1ffc872eeee475a64dfac86aba41c0618983f8741c5ef68d3a101e8a3b8cac60c905c15fc910840b94c00a0b9d0
SIG: 0aab4c900501b3e24d7cdf4663326a3a87df5e4843b2cbdb67cbf6e460fec350aa5371b1508f9f4528ecea23c436d94b5e8fcd4f681e30a6ac00a9704a188a03
PRIV: 833fe62409237b9d62ec77587520911e9a759cec1d19755b7da901b96dca3d42ec172b93ad5e563bf4932c70e1245034c35467ef2efd4d64ebf819683467e2bf
PUB: ec172b93ad5e563bf4932c70e1245034c35467ef2efd4d64ebf819683467e2bf
MESSAGE: ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f
SIG: dc2a4459e7369633a52b1bf277839a00201009a3efbf3ecb69bea2186c26b58909351fc9ac90b3ecfdfbc7c66431e0303dca179c138ac17ad9bef1177331a704

7
include/openssl/curve25519.h
View File

@ -61,7 +61,12 @@ OPENSSL_EXPORT void X25519_public_from_private(uint8_t out_public_value[32],
/* Ed25519.
*
* Ed25519 is a signature scheme using a twisted-Edwards curve that is
* birationally equivalent to curve25519. */
* birationally equivalent to curve25519.
*
* Note that, unlike RFC 8032's formulation, our private key representation
* includes a public key suffix to make multiple key signing operations with the
* same key more efficient. The RFC 8032 key private key is referred to in this
* implementation as the "seed" and is the first 32 bytes of our private key. */
#define ED25519_PRIVATE_KEY_LEN 64
#define ED25519_PUBLIC_KEY_LEN 32