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e_rc4_hmac_md5.c: oops, can't use rc4_hmac_md5_cipher on legacy Intel CPUs.

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PR: 2792
This commit is contained in:
Andy Polyakov 2012-04-18 14:50:28 +00:00
parent 3e181369dd
commit e36f6b9cfa
1 changed files with 3 additions and 1 deletions
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4
crypto/evp/e_rc4_hmac_md5.c
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@ -287,6 +287,8 @@ static EVP_CIPHER r4_hmac_md5_cipher=
const EVP_CIPHER *EVP_rc4_hmac_md5(void) const EVP_CIPHER *EVP_rc4_hmac_md5(void)
{ {
return(&r4_hmac_md5_cipher); extern unsigned int OPENSSL_ia32cap_P[];
/* RC4_CHAR flag ------------vvvvv */
return(OPENSSL_ia32cap_P[0]&(1<<20) ? NULL : &r4_hmac_md5_cipher);
} }
#endif #endif