From d6987458f21cf1890045f2606d0f8ec4d2225b44 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Thu, 3 Mar 2016 23:02:59 +0100 Subject: Cleanup and fix bug in ztrunc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/zxor.c | 32 ++++++++++++-------------------- 1 file changed, 12 insertions(+), 20 deletions(-) (limited to 'src/zxor.c') diff --git a/src/zxor.c b/src/zxor.c index 26e5b59..74cda0c 100644 --- a/src/zxor.c +++ b/src/zxor.c @@ -1,9 +1,6 @@ /* See LICENSE file for copyright and license details. */ #include "internals" -#include -#include - void zxor(z_t a, z_t b, z_t c) @@ -11,46 +8,41 @@ zxor(z_t a, z_t b, z_t c) size_t n, m; if (zzero(b)) { - if (zzero(c)) { + if (zzero(c)) SET_SIGNUM(a, 0); - } else { - if (a != c) - zset(a, c); - } + else + SET(a, c); return; } else if (zzero(c)) { - if (a != b) - zset(a, b); + SET(a, b); return; } - m = b->used > c->used ? b->used : c->used; + m = MAX(b->used, c->used); n = b->used + c->used - m; - if (n == m && !memcmp(b->chars, c->chars, m * sizeof(*(b->chars)))) { + if (n == m && !zmemcmp(b->chars, c->chars, m)) { SET_SIGNUM(a, 0); return; } - if (a->alloced < m) { - a->alloced = m; - a->chars = realloc(a->chars, m * sizeof(*(a->chars))); - } + if (a->alloced < m) + zahl_realloc(a, m); if (a == b) { - memcpy(a->chars + n, m == b->used ? b->chars : c->chars, (m - n) * sizeof(*(a->chars))); + zmemcpy(a->chars + n, m == b->used ? b->chars : c->chars, m - n); while (n--) a->chars[n] ^= c->chars[n]; } else if (a == c) { - memcpy(a->chars + n, m == b->used ? b->chars : c->chars, (m - n) * sizeof(*(a->chars))); + zmemcpy(a->chars + n, m == b->used ? b->chars : c->chars, m - n); while (n--) a->chars[n] ^= b->chars[n]; } else if (m == b->used) { - memcpy(a->chars, b->chars, m * sizeof(*(a->chars))); + zmemcpy(a->chars, b->chars, m); while (n--) a->chars[n] ^= c->chars[n]; } else { - memcpy(a->chars, c->chars, m * sizeof(*(a->chars))); + zmemcpy(a->chars, c->chars, m); while (n--) a->chars[n] ^= b->chars[n]; } -- cgit v1.2.3-70-g09d2