File src/dinoex_ssl.c

* by Dirk Meyer (dinoex) * Copyright (C) 2004-2011 Dirk Meyer * * By using this file, you agree to the terms and conditions set * forth in the GNU General Public License. More information is * available in the LICENSE file. * * If you received this file without documentation, it can be * downloaded from http://iroffer.dinoex.net/ * * $Id: dinoex_ssl.c,v 1.24 2011/02/06 01:28:12 cvs Exp $ *

Included Files

include the headers

#include "src/iroffer_config.h"

#include "src/iroffer_defines.h"
- #include "src/dinoex_defines.h"

#include "src/iroffer_headers.h"
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <signal.h>
- #include <netdb.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <time.h>
- #include <pwd.h>
- #include <fnmatch.h>
- #include <sys/types.h>
- #include <sys/times.h>
- #include <sys/socket.h>
- #include <sys/time.h>
- #include <sys/wait.h>
- #include <errno.h>
- #include <dirent.h>
- #include <stdarg.h>
- #include <sys/utsname.h>
- #include <sys/resource.h>
- #include <sys/stat.h>
- #include <netinet/in.h>
- #include <arpa/inet.h>
- #include <sys/ioctl.h>
- #include <grp.h>
- #include <assert.h>
- #include <termios.h>
- #include <sys/mman.h>
- #include <sys/param.h>
- #include <sys/mount.h>
- #include <sys/statvfs.h>
- #include </usr/local/include/openssl/ssl.h>
- #include "src/plumb_md5.h"

#include "src/iroffer_globals.h"
- #include "src/dinoex_globals.h"

#include "src/dinoex_ssl.h"

#include "src/dinoex_utilities.h"

#include </usr/local/include/openssl/err.h>

Preprocessor definitions

#define _LONGLONG 1

Global Function close_server()

close connection to server, shutdown SSL if active

void close_server ( void )

Prototyped in:	src/dinoex_ssl.h
Calls:	shutdown_close()	src/dinoex_utilities.c
	SSL_free()
Called by:	ir_parseline2()	src/dinoex_irc.c
	irc_perform()	src/dinoex_irc.c
	irc_server_timeout()	src/dinoex_irc.c
	mainloop()	src/iroffer_main.c
	quit_server()	src/iroffer_misc.c
	retry_ssl()	src/dinoex_ssl.c
	sendserver()	src/iroffer_misc.c
	setup_ssl()	src/dinoex_ssl.c
References Variables:	gdata	src/dinoex_main.c
	gnetwork	src/dinoex_main.c

Global Function handshake_ssl()

setup ssl connection if configured

void handshake_ssl ( void )

Prototyped in:	src/dinoex_ssl.h
Calls:	handshake2_ssl()	src/dinoex_ssl.c
	initirc()	src/iroffer_misc.c
	updatecontext_f()	src/iroffer_utilities.c
Called by:	irc_perform()	src/dinoex_irc.c

Global Function readserver_ssl()

read buffer from server, use SSL if active

ssize_t readserver_ssl ( void* buf, size_t nbytes )

Prototyped in:	src/dinoex_ssl.h
Calls:	SSL_read(), recv()
Called by:	irc_perform()	src/dinoex_irc.c
References Variables:	gnetwork	src/dinoex_main.c

Global Function ssl_startup()

setup SSL lib

void ssl_startup ( void )

Prototyped in:	src/dinoex_ssl.h
Calls:	SSL_library_init(), SSL_load_error_strings()
Called by:	startup_dinoex()	src/dinoex_misc.c

Global Function writeserver_ssl()

write out buffer to server, use SSL if active

ssize_t writeserver_ssl ( const void* buf, size_t nbytes )

Prototyped in:	src/dinoex_ssl.h
Calls:	SSL_write(), send()
Called by:	mainloop()	src/iroffer_main.c
	sendserver()	src/iroffer_misc.c
	shutdowniroffer()	src/iroffer_misc.c
	vwriteserver()	src/iroffer_misc.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function handshake2_ssl()

static int handshake2_ssl ( void )

Calls:	retry_ssl()	src/dinoex_ssl.c
	setup_ssl()	src/dinoex_ssl.c
Called by:	handshake_ssl()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function keyfile_present()

static char* keyfile_present ( const char* suffix )

Calls:	mydelete2()	src/iroffer_utilities.c
	mystrsuffix2()	src/dinoex_utilities.c
	close(), open()
Called by:	load_network_key()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function load_network_key()

static void load_network_key ( void )

Calls:	keyfile_present()	src/dinoex_ssl.c
	load_ssl_cert()	src/dinoex_ssl.c
	load_ssl_key()	src/dinoex_ssl.c
	mydelete2()	src/iroffer_utilities.c
Called by:	setup_ssl()	src/dinoex_ssl.c

Local Function load_ssl_cert()

static void load_ssl_cert ( const char* filename )

Calls:	outerror_ssl()	src/dinoex_ssl.c
	SSL_CTX_use_certificate_file()
Called by:	load_network_key()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function load_ssl_key()

static void load_ssl_key ( const char* filename )

Calls:	outerror_ssl()	src/dinoex_ssl.c
	SSL_CTX_use_PrivateKey_file()
Called by:	load_network_key()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function outerror_ssl()

static unsigned long outerror_ssl ( void )

Calls:	outerror()	src/iroffer_utilities.c
	ERR_error_string(), ERR_get_error()
Called by:	load_ssl_cert()	src/dinoex_ssl.c
	load_ssl_key()	src/dinoex_ssl.c
	retry_ssl()	src/dinoex_ssl.c
	setup_ssl()	src/dinoex_ssl.c

Local Function retry_ssl()

retry setup an SSL connection

static int retry_ssl ( void )

Calls:	close_server()	src/dinoex_ssl.c
	outerror()	src/iroffer_utilities.c
	outerror_ssl()	src/dinoex_ssl.c
	updatecontext_f()	src/iroffer_utilities.c
	SSL_connect()
Called by:	handshake2_ssl()	src/dinoex_ssl.c
	setup_ssl()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c

Local Function setup_ssl()

setup an SSL connection

static int setup_ssl ( void )

Calls:	close_server()	src/dinoex_ssl.c
	load_network_key()	src/dinoex_ssl.c
	outerror()	src/iroffer_utilities.c
	outerror_ssl()	src/dinoex_ssl.c
	retry_ssl()	src/dinoex_ssl.c
	updatecontext_f()	src/iroffer_utilities.c
	SSL_CTX_new(), SSL_new(), SSL_set_fd(), SSLv3_client_method()
Called by:	handshake2_ssl()	src/dinoex_ssl.c
References Variables:	gnetwork	src/dinoex_main.c