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epee: use memwipe rather than memset for md5 secrets

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That's used by HTTP auth now
This commit is contained in:
moneromooo-monero 2020-05-16 18:12:55 +00:00
parent 77a008f714
commit 85164a8daf
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 6 additions and 6 deletions
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12
contrib/epee/include/md5_l.inl
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@ -277,7 +277,7 @@ namespace md5
/* Zeroize sensitive information.
*/
MD5_memset ((POINTER)context, 0, sizeof (*context));
memwipe ((POINTER)context, sizeof (*context));
}
/* MD5 basic transformation. Transforms state based on block.
@ -369,7 +369,7 @@ namespace md5
/* Zeroize sensitive information.
*/
MD5_memset ((POINTER)x, 0, sizeof (x));
memwipe ((POINTER)x, sizeof (x));
}
/* Note: Replace "for loop" with standard memcpy if possible.
@ -431,9 +431,9 @@ namespace md5
MD5Update(&hmac->octx, k_opad, 64); /* apply outer pad */
/* scrub the pads and key context (if used) */
MD5_memset( (POINTER)&k_ipad, 0, sizeof(k_ipad));
MD5_memset( (POINTER)&k_opad, 0, sizeof(k_opad));
MD5_memset( (POINTER)&tk, 0, sizeof(tk));
memwipe( (POINTER)&k_ipad, sizeof(k_ipad));
memwipe( (POINTER)&k_opad, sizeof(k_opad));
memwipe( (POINTER)&tk, sizeof(tk));
/* and we're done. */
}
@ -459,7 +459,7 @@ namespace md5
state->istate[lupe] = htonl(hmac.ictx.state[lupe]);
state->ostate[lupe] = htonl(hmac.octx.state[lupe]);
}
MD5_memset( (POINTER)&hmac, 0, sizeof(hmac));
memwipe( (POINTER)&hmac, sizeof(hmac));
}