solv_SHA1_Update
solv_SHA1_Update(&h->c.sha1, data, len);
solv_SHA1_Update(context, (uint8_t *)"\200", 1);
solv_SHA1_Update(context, (uint8_t *)"\0", 1);
solv_SHA1_Update(context, finalcount, 8); /* Should cause a SHA1_Transform() */
void solv_SHA1_Update(SHA1_CTX* context, const uint8_t* data, const size_t len);