From 2bf851de6dd3a64f91a72a9afba2b3637dbbe154 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Thu, 4 Dec 2025 19:25:47 +0100 Subject: First commit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libj2_not_j2u_to_j2u.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 libj2_not_j2u_to_j2u.c (limited to 'libj2_not_j2u_to_j2u.c') diff --git a/libj2_not_j2u_to_j2u.c b/libj2_not_j2u_to_j2u.c new file mode 100644 index 0000000..6a19c17 --- /dev/null +++ b/libj2_not_j2u_to_j2u.c @@ -0,0 +1,46 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" +#ifndef TEST + +extern inline void libj2_not_j2u_to_j2u(const struct libj2_j2u *a, struct libj2_j2u *res); +/* TODO Add man page */ + + +#else + +int +main(void) +{ + struct libj2_j2u a, r, a_saved; + + a.high = 0; + a.low = 0; + a_saved = a; + r = (struct libj2_j2u){111, 222}; + libj2_not_j2u_to_j2u(&a, &r); + EXPECT(r.high == UINTMAX_MAX); + EXPECT(r.low == UINTMAX_MAX); + EXPECT(libj2_j2u_eq_j2u(&a, &a_saved)); + + a.high = UINTMAX_MAX; + a.low = UINTMAX_MAX; + a_saved = a; + r = (struct libj2_j2u){111, 222}; + libj2_not_j2u_to_j2u(&a, &r); + EXPECT(r.high == 0); + EXPECT(r.low == 0); + EXPECT(libj2_j2u_eq_j2u(&a, &a_saved)); + + a.high = UINTMAX_C(0x45FF23); + a.low = UINTMAX_C(0x5245FBA4); + a_saved = a; + r = (struct libj2_j2u){111, 222}; + libj2_not_j2u_to_j2u(&a, &r); + EXPECT(r.high == ~(uintmax_t)UINTMAX_C(0x45FF23)); + EXPECT(r.low == ~(uintmax_t)UINTMAX_C(0x5245FBA4)); + EXPECT(libj2_j2u_eq_j2u(&a, &a_saved)); + + return 0; +} + +#endif -- cgit v1.2.3-70-g09d2