From 973ae30e7c4f7a1afb385dd3d8eeea178f981445 Mon Sep 17 00:00:00 2001
From: Jannis Hoffmann <jannis@fehcom.de>
Date: Mon, 8 Jul 2024 13:24:39 +0200
Subject: fix deprecated prototypes

---
 src/tls_timeoutio.c | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

(limited to 'src/tls_timeoutio.c')

diff --git a/src/tls_timeoutio.c b/src/tls_timeoutio.c
index e97c858..c8c2138 100644
--- a/src/tls_timeoutio.c
+++ b/src/tls_timeoutio.c
@@ -2,14 +2,20 @@
 #include "tls_timeoutio.h"
 
 #include "error.h"
-#include "logmsg.h"
 #include "ndelay.h"
 #include "select.h"
 
 #include "now.h"
-#include "ucspissl.h"
 
-int tls_timeoutio(int (*fun)(), int t, int rfd, int wfd, SSL *ssl, char *buf, int len)
+#define CALLBACK_ADAPTER(func)                            \
+  static int func##_adapter(SSL *ssl, void *buf, int len) \
+  {                                                       \
+    (void)buf;                                            \
+    (void)len;                                            \
+    return func(ssl);                                     \
+  }
+
+int tls_timeoutio(int (*fun)(SSL *, void *, int), int t, int rfd, int wfd, SSL *ssl, char *buf, int len)
 {
   int n;
   const datetime_sec end = (datetime_sec)t + now();
@@ -18,7 +24,7 @@ int tls_timeoutio(int (*fun)(), int t, int rfd, int wfd, SSL *ssl, char *buf, in
     fd_set fds;
     struct timeval tv;
 
-    const int r = buf ? fun(ssl, buf, len) : fun(ssl);
+    const int r = fun(ssl, buf, len);
     if (r > 0) return r;
 
     t = end - now();
@@ -46,13 +52,15 @@ int tls_timeoutio(int (*fun)(), int t, int rfd, int wfd, SSL *ssl, char *buf, in
   return -1;
 }
 
+CALLBACK_ADAPTER(SSL_accept);
+
 int tls_timeoutaccept(int t, int rfd, int wfd, SSL *ssl)
 {
   int r;
 
   /* if connection is established, keep NDELAY */
   if (ndelay_on(rfd) == -1 || ndelay_on(wfd) == -1) return -1;
-  r = tls_timeoutio(SSL_accept, t, rfd, wfd, ssl, NULL, 0);
+  r = tls_timeoutio(SSL_accept_adapter, t, rfd, wfd, ssl, NULL, 0);
 
   if (r <= 0) {
     ndelay_off(rfd);
@@ -64,13 +72,15 @@ int tls_timeoutaccept(int t, int rfd, int wfd, SSL *ssl)
   return r;
 }
 
+CALLBACK_ADAPTER(SSL_connect);
+
 int tls_timeoutconn(int t, int rfd, int wfd, SSL *ssl)
 {
   int r;
 
   /* if connection is established, keep NDELAY */
   if (ndelay_on(rfd) == -1 || ndelay_on(wfd) == -1) return -1;
-  r = tls_timeoutio(SSL_connect, t, rfd, wfd, ssl, NULL, 0);
+  r = tls_timeoutio(SSL_connect_adapter, t, rfd, wfd, ssl, NULL, 0);
 
   if (r <= 0) {
     ndelay_off(rfd);
@@ -82,19 +92,21 @@ int tls_timeoutconn(int t, int rfd, int wfd, SSL *ssl)
   return r;
 }
 
+CALLBACK_ADAPTER(SSL_do_handshake);
+
 int tls_timeoutrehandshake(int t, int rfd, int wfd, SSL *ssl)
 {
   int r;
 
   SSL_renegotiate(ssl);
-  r = tls_timeoutio(SSL_do_handshake, t, rfd, wfd, ssl, NULL, 0);
+  r = tls_timeoutio(SSL_do_handshake_adapter, t, rfd, wfd, ssl, NULL, 0);
   if (r <= 0) return r;
   if (SSL_get_state(ssl) & SSL_ST_CONNECT) return -2; /* now a macro in ssl.h */
 
   /* this is for the client only */
   SSL_set_connect_state(ssl);
 
-  return tls_timeoutio(SSL_do_handshake, t, rfd, wfd, ssl, NULL, 0);
+  return tls_timeoutio(SSL_do_handshake_adapter, t, rfd, wfd, ssl, NULL, 0);
 }
 
 int tls_timeoutread(int t, int rfd, int wfd, SSL *ssl, char *buf, int len)
@@ -107,5 +119,5 @@ int tls_timeoutread(int t, int rfd, int wfd, SSL *ssl, char *buf, int len)
 int tls_timeoutwrite(int t, int rfd, int wfd, SSL *ssl, char *buf, int len)
 {
   if (!buf) return 0;
-  return tls_timeoutio(SSL_write, t, rfd, wfd, ssl, buf, len);
+  return tls_timeoutio((int (*)(SSL *, void *, int))SSL_write, t, rfd, wfd, ssl, buf, len);
 }
-- 
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