X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=src%2Fscript.c;h=2117aebe1cd4201cdfdf632eb881d143715d07b6;hb=e8b21f28d61621624a74c40f3709835476a88293;hp=2a34ea00191e62779d58a91aa5d7aa7cdd80b93b;hpb=0b77e6065dc833da19ddff6e04e4f09c805c6883;p=odhcp6c.git

diff --git a/src/script.c b/src/script.c
index 2a34ea0..2117aeb 100644
--- a/src/script.c
+++ b/src/script.c
@@ -16,6 +16,7 @@
 #include <resolv.h>
 #include <stdlib.h>
 #include <string.h>
+#include <syslog.h>
 #include <unistd.h>
 #include <arpa/inet.h>
 #include <netinet/in.h>
@@ -23,7 +24,7 @@
 #include "odhcp6c.h"
 
 static const char hexdigits[] = "0123456789abcdef";
-static const char hexvals[] = {
+static const int8_t hexvals[] = {
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -2, -2, -1, -1, -2, -1, -1,
     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
     -2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
@@ -57,7 +58,8 @@ ssize_t script_unhexlify(uint8_t *dst, size_t len, const char *src)
 				|| y < 0 || (y = hexvals[y]) < 0)
 			return -1;
 		dst[c] = x << 4 | y;
-		while (*src < 0 || (*src && hexvals[(uint8_t)*src] < 0))
+		while (((int8_t)*src) < 0 ||
+				(*src && hexvals[(uint8_t)*src] < 0))
 			src++;
 	}
 
@@ -156,6 +158,7 @@ static void prefix_to_env(const char *name, const uint8_t *fqdn, size_t len)
 
 void script_call(const char *status)
 {
+	syslog(LOG_WARNING, "State for %s changed to %s", argv[1], status);
 	size_t dns_len, search_len, custom_len;
 	struct in6_addr *dns = odhcp6c_get_state(STATE_DNS, &dns_len);
 	uint8_t *search = odhcp6c_get_state(STATE_SEARCH, &search_len);