From fa4fdbb663e123e0ec20ccf510638635482a0367 Mon Sep 17 00:00:00 2001
From: Aaron Blakely <aaron@ephasic.org>
Date: Thu, 14 Mar 2024 00:44:56 -0500
Subject: [PATCH] working on openssl module

---
 lib/irc.h              | 10 ++++++
 mods/openssl/openssl.c | 71 ++++++++++++++++++++++++++++++++++++++++++
 src/irc.c              |  2 --
 3 files changed, 81 insertions(+), 2 deletions(-)
 create mode 100644 mods/openssl/openssl.c

diff --git a/lib/irc.h b/lib/irc.h
index e60bb2c..d5ee148 100755
--- a/lib/irc.h
+++ b/lib/irc.h
@@ -52,6 +52,13 @@ struct irc_conn
 #else
     bool use_ssl;
     bool verify_ssl;
+    bool sslmod_loaded;
+
+    void (*sslmod_connect)();
+    int (*sslmod_read)();
+    int (*sslmod_write)();
+    void (*sslmod_cleanup)();
+
 #endif
 
     char db_file[256];
@@ -67,6 +74,9 @@ typedef struct handler event_handler;
 
 void irc_connect(struct irc_conn *bot);
 void irc_auth(struct irc_conn *bot);
+void set_ssl_connect(struct irc_conn *bot, void *func);
+void set_ssl_read(struct irc_conn *bot, void *func);
+void set_ssl_write(struct irc_conn *bot, void *func);
 
 MY_API void irc_notice(struct irc_conn *bot, char *to, char *fmt, ...);
 MY_API void irc_privmsg(struct irc_conn *bot, char *to, char *fmt, ...);
diff --git a/mods/openssl/openssl.c b/mods/openssl/openssl.c
new file mode 100644
index 0000000..e873dc2
--- /dev/null
+++ b/mods/openssl/openssl.c
@@ -0,0 +1,71 @@
+#define MY_DLL_EXPORTS 1
+
+#include "util.h"
+#include "irc.h"
+#include "events.h"
+#include "module.h"
+#include "timers.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+
+int ssl_fd;
+SSL *ssl;
+SSL_CTX *ctx;
+
+MY_API void sslmod_init(struct irc_conn *bot)
+{
+    SSL_library_init();
+    SSL_load_error_strings();
+    ctx = SSL_CTX_new(SSLv23_client_method());
+    if (ctx == NULL)
+    {
+        eprint("Error: Cannot create SSL context\n");
+    }
+
+    if (bot->verify_ssl)
+    {
+        SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL);
+    }
+    else
+    {
+        SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, NULL);
+    }
+
+    if ((ssl = SSL_new(ctx)) == NULL)
+    {
+        eprint("Error: Cannot create SSL object\n");
+    }
+}
+
+MY_API void sslmod_connect(struct irc_conn *bot)
+{
+    if (SSL_set_fd(ssl, fileno(bot->srv_fd)) == 0)
+    {
+        eprint("Error: Cannot set SSL file descriptor\n");
+    }
+
+    if (SSL_connect(ssl) != 1)
+    {
+        eprint("Error: Cannot connect to SSL server\n");
+    }
+
+    ssl_fd = fileno(bot->srv_fd);
+}
+
+MY_API void mod_init()
+{
+    register_module("openssl", "Aaron Blakely", "1.0", "SSL/TLS support using OpenSSL");
+
+
+}
+
+MY_API void mod_unlaod()
+{
+    unregister_module("openssl");
+
+}
diff --git a/src/irc.c b/src/irc.c
index 84f3c53..d158df7 100755
--- a/src/irc.c
+++ b/src/irc.c
@@ -28,8 +28,6 @@
 #include <netinet/in.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
-#include <openssl/ssl.h>
-#include <openssl/err.h>
 #define FDOPEN fdopen
 #define SETBUF setbuf
 #endif