.TH LIBKECCAK_HMAC_DESTROY 3 LIBKECCAK .SH NAME libkeccak_hmac_destroy - Destroys an HMAC-hashing state with erasure .SH SYNOPSIS .nf #include <libkeccak.h> void libkeccak_hmac_destroy(struct libkeccak_hmac_state *\fIstate\fP); .fi .PP Link with .IR -lkeccak . .SH DESCRIPTION The .BR libkeccak_hmac_destroy () function releases the allocations stored in .IR *state , without releasing the allocation of .I state itself. .PP The .BR libkeccak_hmac_destroy () function securely erases sensitive data. .SH RETURN VALUES The .BR libkeccak_hmac_destroy () function does not return any value. .SH ERRORS The .BR libkeccak_hmac_destroy () function cannot fail. .SH SEE ALSO .BR libkeccak_hmac_free (3), .BR libkeccak_hmac_fast_destroy (3), .BR libkeccak_hmac_initialise (3), .BR libkeccak_hmac_reset (3), .BR libkeccak_hmac_wipe (3)