do_R2 78 ext/digest/sha1/sha1.c void do_R2(uint32_t *a, uint32_t *b, uint32_t *c, uint32_t *d, uint32_t *e, CHAR64LONG16 *); do_R2 160 ext/digest/sha1/sha1.c do_R2(&a, &b, &c, &d, &e, block);