42 cbc_encrypt_contiguous_blocks(cbc_ctx_t *ctx, char *data, size_t length,  in cbc_encrypt_contiguous_blocks()  argument
59 	if (length + ctx->cbc_remainder_len < block_size) {  in cbc_encrypt_contiguous_blocks()
62 		    (uint8_t *)ctx->cbc_remainder + ctx->cbc_remainder_len,  in cbc_encrypt_contiguous_blocks()
64 		ctx->cbc_remainder_len += length;  in cbc_encrypt_contiguous_blocks()
65 		ctx->cbc_copy_to = datap;  in cbc_encrypt_contiguous_blocks()
69 	lastp = (uint8_t *)ctx->cbc_iv;  in cbc_encrypt_contiguous_blocks()
75 		if (ctx->cbc_remainder_len > 0) {  in cbc_encrypt_contiguous_blocks()
76 			need = block_size - ctx->cbc_remainder_len;  in cbc_encrypt_contiguous_blocks()
81 			bcopy(datap, &((uint8_t *)ctx->cbc_remainder)  in cbc_encrypt_contiguous_blocks()
82 			    [ctx->cbc_remainder_len], need);  in cbc_encrypt_contiguous_blocks()
84 			blockp = (uint8_t *)ctx->cbc_remainder;  in cbc_encrypt_contiguous_blocks()
95 			encrypt(ctx->cbc_keysched, blockp, blockp);  in cbc_encrypt_contiguous_blocks()
97 			ctx->cbc_lastp = blockp;  in cbc_encrypt_contiguous_blocks()
100 			if (ctx->cbc_remainder_len > 0) {  in cbc_encrypt_contiguous_blocks()
101 				bcopy(blockp, ctx->cbc_copy_to,  in cbc_encrypt_contiguous_blocks()
102 				    ctx->cbc_remainder_len);  in cbc_encrypt_contiguous_blocks()
103 				bcopy(blockp + ctx->cbc_remainder_len, datap,  in cbc_encrypt_contiguous_blocks()
112 			encrypt(ctx->cbc_keysched, lastp, lastp);  in cbc_encrypt_contiguous_blocks()
132 		if (ctx->cbc_remainder_len != 0) {  in cbc_encrypt_contiguous_blocks()
134 			ctx->cbc_remainder_len = 0;  in cbc_encrypt_contiguous_blocks()
143 			bcopy(datap, ctx->cbc_remainder, remainder);  in cbc_encrypt_contiguous_blocks()
144 			ctx->cbc_remainder_len = remainder;  in cbc_encrypt_contiguous_blocks()
145 			ctx->cbc_copy_to = datap;  in cbc_encrypt_contiguous_blocks()
148 		ctx->cbc_copy_to = NULL;  in cbc_encrypt_contiguous_blocks()
156 	if (ctx->cbc_lastp != NULL) {  in cbc_encrypt_contiguous_blocks()
157 		copy_block((uint8_t *)ctx->cbc_lastp, (uint8_t *)ctx->cbc_iv);  in cbc_encrypt_contiguous_blocks()
158 		ctx->cbc_lastp = (uint8_t *)ctx->cbc_iv;  in cbc_encrypt_contiguous_blocks()
164 #define	OTHER(a, ctx) \  argument
165 	(((a) == (ctx)->cbc_lastblock) ? (ctx)->cbc_iv : (ctx)->cbc_lastblock)
169 cbc_decrypt_contiguous_blocks(cbc_ctx_t *ctx, char *data, size_t length,  in cbc_decrypt_contiguous_blocks()  argument
186 	if (length + ctx->cbc_remainder_len < block_size) {  in cbc_decrypt_contiguous_blocks()
189 		    (uint8_t *)ctx->cbc_remainder + ctx->cbc_remainder_len,  in cbc_decrypt_contiguous_blocks()
191 		ctx->cbc_remainder_len += length;  in cbc_decrypt_contiguous_blocks()
192 		ctx->cbc_copy_to = datap;  in cbc_decrypt_contiguous_blocks()
196 	lastp = ctx->cbc_lastp;  in cbc_decrypt_contiguous_blocks()
202 		if (ctx->cbc_remainder_len > 0) {  in cbc_decrypt_contiguous_blocks()
203 			need = block_size - ctx->cbc_remainder_len;  in cbc_decrypt_contiguous_blocks()
208 			bcopy(datap, &((uint8_t *)ctx->cbc_remainder)  in cbc_decrypt_contiguous_blocks()
209 			    [ctx->cbc_remainder_len], need);  in cbc_decrypt_contiguous_blocks()
211 			blockp = (uint8_t *)ctx->cbc_remainder;  in cbc_decrypt_contiguous_blocks()
217 		copy_block(blockp, (uint8_t *)OTHER((uint64_t *)lastp, ctx));  in cbc_decrypt_contiguous_blocks()
220 			decrypt(ctx->cbc_keysched, blockp,  in cbc_decrypt_contiguous_blocks()
221 			    (uint8_t *)ctx->cbc_remainder);  in cbc_decrypt_contiguous_blocks()
222 			blockp = (uint8_t *)ctx->cbc_remainder;  in cbc_decrypt_contiguous_blocks()
224 			decrypt(ctx->cbc_keysched, blockp, blockp);  in cbc_decrypt_contiguous_blocks()
234 		lastp = (uint8_t *)OTHER((uint64_t *)lastp, ctx);  in cbc_decrypt_contiguous_blocks()
249 		} else if (ctx->cbc_remainder_len > 0) {  in cbc_decrypt_contiguous_blocks()
251 			bcopy(blockp, ctx->cbc_copy_to, ctx->cbc_remainder_len);  in cbc_decrypt_contiguous_blocks()
252 			bcopy(blockp + ctx->cbc_remainder_len, datap, need);  in cbc_decrypt_contiguous_blocks()
256 		if (ctx->cbc_remainder_len != 0) {  in cbc_decrypt_contiguous_blocks()
258 			ctx->cbc_remainder_len = 0;  in cbc_decrypt_contiguous_blocks()
267 			bcopy(datap, ctx->cbc_remainder, remainder);  in cbc_decrypt_contiguous_blocks()
268 			ctx->cbc_remainder_len = remainder;  in cbc_decrypt_contiguous_blocks()
269 			ctx->cbc_lastp = lastp;  in cbc_decrypt_contiguous_blocks()
270 			ctx->cbc_copy_to = datap;  in cbc_decrypt_contiguous_blocks()
273 		ctx->cbc_copy_to = NULL;  in cbc_decrypt_contiguous_blocks()
277 	ctx->cbc_lastp = lastp;  in cbc_decrypt_contiguous_blocks()