23 	struct sha1_state *sctx = shash_desc_ctx(desc);  in sha1_base_init()  local
25 	sctx->state[0] = SHA1_H0;  in sha1_base_init()
26 	sctx->state[1] = SHA1_H1;  in sha1_base_init()
27 	sctx->state[2] = SHA1_H2;  in sha1_base_init()
28 	sctx->state[3] = SHA1_H3;  in sha1_base_init()
29 	sctx->state[4] = SHA1_H4;  in sha1_base_init()
30 	sctx->count = 0;  in sha1_base_init()
40 	struct sha1_state *sctx = shash_desc_ctx(desc);  in sha1_base_do_update()  local
41 	unsigned int partial = sctx->count % SHA1_BLOCK_SIZE;  in sha1_base_do_update()
43 	sctx->count += len;  in sha1_base_do_update()
51 			memcpy(sctx->buffer + partial, data, p);  in sha1_base_do_update()
55 			block_fn(sctx, sctx->buffer, 1);  in sha1_base_do_update()
62 			block_fn(sctx, data, blocks);  in sha1_base_do_update()
68 		memcpy(sctx->buffer + partial, data, len);  in sha1_base_do_update()
77 	struct sha1_state *sctx = shash_desc_ctx(desc);  in sha1_base_do_finalize()  local
78 	__be64 *bits = (__be64 *)(sctx->buffer + bit_offset);  in sha1_base_do_finalize()
79 	unsigned int partial = sctx->count % SHA1_BLOCK_SIZE;  in sha1_base_do_finalize()
81 	sctx->buffer[partial++] = 0x80;  in sha1_base_do_finalize()
83 		memset(sctx->buffer + partial, 0x0, SHA1_BLOCK_SIZE - partial);  in sha1_base_do_finalize()
86 		block_fn(sctx, sctx->buffer, 1);  in sha1_base_do_finalize()
89 	memset(sctx->buffer + partial, 0x0, bit_offset - partial);  in sha1_base_do_finalize()
90 	*bits = cpu_to_be64(sctx->count << 3);  in sha1_base_do_finalize()
91 	block_fn(sctx, sctx->buffer, 1);  in sha1_base_do_finalize()
98 	struct sha1_state *sctx = shash_desc_ctx(desc);  in sha1_base_finish()  local
103 		put_unaligned_be32(sctx->state[i], digest++);  in sha1_base_finish()
105 	memzero_explicit(sctx, sizeof(*sctx));  in sha1_base_finish()