libutil-30.tar.gz

[apple/libutil.git] / trimdomain.c

diff --git a/trimdomain.c b/trimdomain.c
index 6287e846f6cc015c8f0d255d76cf1e9a1f280b8a..3c4c20ae0e384279d001e929fdeadb36f1d9941d 100644 (file)
--- a/trimdomain.c
+++ b/trimdomain.c
@@ -34,6 +34,8 @@
 #include <string.h>
 #include <unistd.h>
 
+void trimdomain(char *_fullhost, size_t _hostsize);
+
 static int     isDISP(const char *);
 
 /*-
@@ -50,7 +52,7 @@ static int    isDISP(const char *);
  *     trimdomain("abcde.my.domain:0.0", 8)   ->   "abcde.my.domain:0.0"
  */
 void
-trimdomain(char *fullhost, int hostsize)
+trimdomain(char *fullhost, size_t hostsize)
 {
        static size_t dlen;
        static int first = 1;
@@ -73,7 +75,7 @@ trimdomain(char *fullhost, int hostsize)
                return;
 
        s = fullhost;
-       end = s + hostsize + 1;
+       end = (char *)((uintptr_t)s + hostsize + 1);
        if ((s = memchr(s, '.', (size_t)(end - s))) != NULL) {
                if (strncasecmp(s + 1, domain, dlen) == 0) {
                        if (s[dlen + 1] == '\0') {