Absorb len bytes at data into a SHA-1 context (deprecated; prefer EVP_DigestUpdate).
Declared in <openssl/sha.h>
[[deprecated]]
int
SHA1_Update(
SHA_CTX* c,
void const* data,
size_t len);Deprecated. Use of this entity is allowed but discouraged.
1 on success, or 0 on failure.
| Name | Description |
|---|---|
| c | Context previously initialized with SHA1_Init(). |
| data | Message bytes to hash. |
| len | Number of bytes at data. |