Lines Matching full:hmac
133 .IX Title "HMAC 3ossl"
134 .TH HMAC 3ossl "2023-09-19" "3.0.11" "OpenSSL"
140 HMAC,
152 \&\- HMAC message authentication code
156 \& #include <openssl/hmac.h>
158 \& unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
195 \&\s-1HMAC\s0 is a \s-1MAC\s0 (message authentication code), i.e. a keyed hash
199 \&\s-1\fBHMAC\s0()\fR computes the message authentication code of the \fIdata_len\fR bytes at
210 \&\s-1HMAC\s0 does not support variable output length digests such as \fBEVP_shake128()\fR and
213 \&\s-1\fBHMAC\s0()\fR uses the default \fB\s-1OSSL_LIB_CTX\s0\fR.
266 \&\s-1\fBHMAC\s0()\fR returns a pointer to the message authentication code or \s-1NULL\s0 if
288 All functions except for \s-1\fBHMAC\s0()\fR were deprecated in OpenSSL 3.0.