141 	struct md4_ctx *mctx = shash_desc_ctx(desc);  in md4_init()  local
143 	mctx->hash[0] = 0x67452301;  in md4_init()
144 	mctx->hash[1] = 0xefcdab89;  in md4_init()
145 	mctx->hash[2] = 0x98badcfe;  in md4_init()
146 	mctx->hash[3] = 0x10325476;  in md4_init()
147 	mctx->byte_count = 0;  in md4_init()
154 	struct md4_ctx *mctx = shash_desc_ctx(desc);  in md4_update()  local
155 	const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f);  in md4_update()
157 	mctx->byte_count += len;  in md4_update()
160 		memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),  in md4_update()
165 	memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),  in md4_update()
168 	md4_transform_helper(mctx);  in md4_update()
172 	while (len >= sizeof(mctx->block)) {  in md4_update()
173 		memcpy(mctx->block, data, sizeof(mctx->block));  in md4_update()
174 		md4_transform_helper(mctx);  in md4_update()
175 		data += sizeof(mctx->block);  in md4_update()
176 		len -= sizeof(mctx->block);  in md4_update()
179 	memcpy(mctx->block, data, len);  in md4_update()
186 	struct md4_ctx *mctx = shash_desc_ctx(desc);  in md4_final()  local
187 	const unsigned int offset = mctx->byte_count & 0x3f;  in md4_final()
188 	char *p = (char *)mctx->block + offset;  in md4_final()
194 		md4_transform_helper(mctx);  in md4_final()
195 		p = (char *)mctx->block;  in md4_final()
200 	mctx->block[14] = mctx->byte_count << 3;  in md4_final()
201 	mctx->block[15] = mctx->byte_count >> 29;  in md4_final()
202 	le32_to_cpu_array(mctx->block, (sizeof(mctx->block) -  in md4_final()
204 	md4_transform(mctx->hash, mctx->block);  in md4_final()
205 	cpu_to_le32_array(mctx->hash, ARRAY_SIZE(mctx->hash));  in md4_final()
206 	memcpy(out, mctx->hash, sizeof(mctx->hash));  in md4_final()
207 	memset(mctx, 0, sizeof(*mctx));  in md4_final()