X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=winnet.c;h=f617b0fc5a704ef3dd398883ae4a99c624807152;hb=b4e7ec8b12e19895ea509653090c43a5a1c52ed1;hp=f2e84548344a6e7e1deb29e1ca871397e86aceab;hpb=86977efa810b9eabbee6f4a35ddc87e7e222f529;p=PuTTY.git

diff --git a/winnet.c b/winnet.c
index f2e84548..f617b0fc 100644
--- a/winnet.c
+++ b/winnet.c
@@ -59,7 +59,7 @@
 	((ntohl(addr.s_addr) & 0xFF000000L) == 0x7F000000L)
 
 struct Socket_tag {
-    struct socket_function_table *fn;
+    const struct socket_function_table *fn;
     /* the above variable absolutely *must* be the first in this structure */
     char *error;
     SOCKET s;
@@ -224,7 +224,7 @@ char *winsock_error_string(int error)
     }
 }
 
-SockAddr sk_namelookup(char *host, char **canonicalname)
+SockAddr sk_namelookup(const char *host, char **canonicalname)
 {
     SockAddr ret = smalloc(sizeof(struct SockAddr_tag));
     unsigned long a;
@@ -362,7 +362,7 @@ SockAddr sk_namelookup(char *host, char **canonicalname)
     return ret;
 }
 
-SockAddr sk_nonamelookup(char *host)
+SockAddr sk_nonamelookup(const char *host)
 {
     SockAddr ret = smalloc(sizeof(struct SockAddr_tag));
     ret->error = NULL;
@@ -471,7 +471,7 @@ extern char *do_select(SOCKET skt, int startup);
 
 Socket sk_register(void *sock, Plug plug)
 {
-    static struct socket_function_table fn_table = {
+    static const struct socket_function_table fn_table = {
 	sk_tcp_plug,
 	sk_tcp_close,
 	sk_tcp_write,
@@ -528,7 +528,7 @@ Socket sk_register(void *sock, Plug plug)
 Socket sk_new(SockAddr addr, int port, int privport, int oobinline,
 	      int nodelay, Plug plug)
 {
-    static struct socket_function_table fn_table = {
+    static const struct socket_function_table fn_table = {
 	sk_tcp_plug,
 	sk_tcp_close,
 	sk_tcp_write,
@@ -706,7 +706,7 @@ Socket sk_new(SockAddr addr, int port, int privport, int oobinline,
 
 Socket sk_newlistener(char *srcaddr, int port, Plug plug, int local_host_only)
 {
-    static struct socket_function_table fn_table = {
+    static const struct socket_function_table fn_table = {
 	sk_tcp_plug,
 	sk_tcp_close,
 	sk_tcp_write,