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Implement |DES_ede2_cbc_encrypt|.

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Change-Id: I0d2a09242e2d5092ee7facab4729e9af36d9d548
Reviewed-on: https://boringssl-review.googlesource.com/4752
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
Matt Braithwaite 2015-05-15 10:36:42 -07:00 committed by Adam Langley
parent a7997f12be
commit dc8c739a3b
2 changed files with 18 additions and 0 deletions
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8
crypto/des/des.c
View File

@ -762,3 +762,11 @@ void DES_ede3_cbc_encrypt(const uint8_t *in, uint8_t *out, size_t len,
tin[0] = tin[1] = 0;
}
void DES_ede2_cbc_encrypt(const uint8_t *in, uint8_t *out, size_t len,
const DES_key_schedule *ks1,
const DES_key_schedule *ks2,
DES_cblock *ivec,
int enc) {
DES_ede3_cbc_encrypt(in, out, len, ks1, ks2, ks1, ivec, enc);
}

10
include/openssl/des.h
View File

@ -131,6 +131,16 @@ OPENSSL_EXPORT void DES_ede3_cbc_encrypt(const uint8_t *in, uint8_t *out,
const DES_key_schedule *ks3,
DES_cblock *ivec, int enc);
/* DES_ede2_cbc_encrypt encrypts (or decrypts, if |enc| is |DES_DECRYPT|) |len|
* bytes from |in| to |out| with 3DES in CBC mode. With this keying option, the
* first and third 3DES keys are identical. Thus, this function takes only two
* different |DES_key_schedule|s. */
OPENSSL_EXPORT void DES_ede2_cbc_encrypt(const uint8_t *in, uint8_t *out,
size_t len,
const DES_key_schedule *ks1,
const DES_key_schedule *ks2,
DES_cblock *ivec, int enc);
#if defined(__cplusplus)
} /* extern C */