linux-master/crypto/drbg.c

353  *		length: drbg_statelen(drbg) + drbg_blocklen(drbg)
361  *				drbg_statelen(drbg) + drbg_blocklen(drbg)
362  *		length: drbg_statelen(drbg)
366  *		start: df_data + drbg_statelen(drbg)
375  *			on. BCC operates blockwise. drbg_statelen(drbg)
395 	unsigned char *pad = df_data + drbg_statelen(drbg);
500 	memset(temp, 0, drbg_statelen(drbg) + drbg_blocklen(drbg));
526 	unsigned char *df_data = drbg->scratchpad + drbg_statelen(drbg) +
530 		memset(df_data, 0, drbg_statelen(drbg));
550 		ret = drbg_ctr_df(drbg, df_data, drbg_statelen(drbg), seed);
555 	ret = drbg_kcapi_sym_ctr(drbg, df_data, drbg_statelen(drbg),
556 				 temp, drbg_statelen(drbg));
572 	memset(temp, 0, drbg_statelen(drbg) + drbg_blocklen(drbg));
574 		memset(df_data, 0, drbg_statelen(drbg));
652 		memset(drbg->V, 1, drbg_statelen(drbg));
656 	drbg_string_fill(&seed1, drbg->V, drbg_statelen(drbg));
665 	drbg_string_fill(&vdata, drbg->V, drbg_statelen(drbg));
710 	drbg_string_fill(&data, drbg->V, drbg_statelen(drbg));
795  *	length: drbg_statelen(drbg)
797  *	start: drbg->scratchpad + drbg_statelen(drbg)
813 	unsigned char *tmp = drbg->scratchpad + drbg_statelen(drbg);
860 		memcpy(V, drbg->V, drbg_statelen(drbg));
863 		drbg_string_fill(&data2, V, drbg_statelen(drbg));
869 	ret = drbg_hash_df(drbg, drbg->V, drbg_statelen(drbg), &datalist);
877 	drbg_string_fill(&data2, drbg->V, drbg_statelen(drbg));
880 	ret = drbg_hash_df(drbg, drbg->C, drbg_statelen(drbg), &datalist2);
883 	memset(drbg->scratchpad, 0, drbg_statelen(drbg));
902 	drbg_string_fill(&data2, drbg->V, drbg_statelen(drbg));
911 	drbg_add_buf(drbg->V, drbg_statelen(drbg),
927 	unsigned char *dst = drbg->scratchpad + drbg_statelen(drbg);
932 	memcpy(src, drbg->V, drbg_statelen(drbg));
934 	drbg_string_fill(&data, src, drbg_statelen(drbg));
951 			crypto_inc(src, drbg_statelen(drbg));
956 	       (drbg_statelen(drbg) + drbg_blocklen(drbg)));
986 	drbg_string_fill(&data2, drbg->V, drbg_statelen(drbg));
995 	drbg_add_buf(drbg->V, drbg_statelen(drbg),
997 	drbg_add_buf(drbg->V, drbg_statelen(drbg),
998 		     drbg->C, drbg_statelen(drbg));
1000 	drbg_add_buf(drbg->V, drbg_statelen(drbg), u.req, 8);
1226 		memset(drbg->V, 0, drbg_statelen(drbg));
1227 		memset(drbg->C, 0, drbg_statelen(drbg));
1295 	drbg->Vbuf = kmalloc(drbg_statelen(drbg) + ret, GFP_KERNEL);
1301 	drbg->Cbuf = kmalloc(drbg_statelen(drbg) + ret, GFP_KERNEL);
1311 		sb_size = drbg_statelen(drbg) + drbg_blocklen(drbg) + /* temp */
1312 			  drbg_statelen(drbg) +	/* df_data */
1315 			  drbg_statelen(drbg) + drbg_blocklen(drbg); /* temp */
1317 		sb_size = drbg_statelen(drbg) + drbg_blocklen(drbg);
1704 	crypto_shash_setkey(sdesc->shash.tfm, key, drbg_statelen(drbg));