29  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
93 static int ccm_ctr_mode(uint8_t *out, unsigned int outlen, const uint8_t *in,  in ccm_ctr_mode()  argument
103 	if (out == (uint8_t *) 0 ||  in ccm_ctr_mode()
128 		*out++ = buffer[i % (TC_AES_BLOCK_SIZE)] ^ *in++;  in ccm_ctr_mode()
137 int tc_ccm_generation_encryption(uint8_t *out, unsigned int olen,  in tc_ccm_generation_encryption()  argument
144 	if ((out == (uint8_t *) 0) ||  in tc_ccm_generation_encryption()
184 	ccm_ctr_mode(out, plen, payload, plen, b, c->sched);  in tc_ccm_generation_encryption()
190 	out += plen;  in tc_ccm_generation_encryption()
192 		*out++ = tag[i] ^ b[i];  in tc_ccm_generation_encryption()
198 int tc_ccm_decryption_verification(uint8_t *out, unsigned int olen,  in tc_ccm_decryption_verification()  argument
205 	if ((out == (uint8_t *) 0) ||  in tc_ccm_decryption_verification()
229 	ccm_ctr_mode(out, plen - c->mlen, payload, plen - c->mlen, b, c->sched);  in tc_ccm_decryption_verification()
255 		ccm_cbc_mac(b, out, plen - c->mlen, 0, c->sched);  in tc_ccm_decryption_verification()
263 		_set(out, 0, plen - c->mlen);  in tc_ccm_decryption_verification()