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math: rewrite rounding functions (ceil, floor, trunc, round, rint)
[musl]
/
src
/
network
/
dn_expand.c
diff --git
a/src/network/dn_expand.c
b/src/network/dn_expand.c
index
72a80e8
..
4e02e3d
100644
(file)
--- a/
src/network/dn_expand.c
+++ b/
src/network/dn_expand.c
@@
-6,7
+6,7
@@
int __dn_expand(const unsigned char *base, const unsigned char *end, const unsig
const unsigned char *p = src;
int len = -1, j;
if (space > 256) space = 256;
const unsigned char *p = src;
int len = -1, j;
if (space > 256) space = 256;
- if (p==end) return -1;
+ if (p==end
|| !*p
) return -1;
for (;;) {
if (*p & 0xc0) {
if (p+1==end) return -1;
for (;;) {
if (*p & 0xc0) {
if (p+1==end) return -1;
@@
-16,11
+16,13
@@
int __dn_expand(const unsigned char *base, const unsigned char *end, const unsig
p = base+j;
} else if (*p) {
j = *p+1;
p = base+j;
} else if (*p) {
j = *p+1;
- if (len < 0) len = p+1-src;
if (j>=end-p || j>space) return -1;
if (j>=end-p || j>space) return -1;
- while (--j) *dest++ = *
p++
;
+ while (--j) *dest++ = *
++p
;
*dest++ = *++p ? '.' : 0;
*dest++ = *++p ? '.' : 0;
- } else return len;
+ } else {
+ if (len < 0) len = p+1-src;
+ return len;
+ }
}
}
}
}