openMerchant/TrustCommerce/C/tclink.c File Reference

#include "tclink.h"
#include <stdio.h>
#include <memory.h>
#include <errno.h>
#include <string.h>
#include <strings.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <unistd.h>
#include <stdlib.h>
#include <fcntl.h>
#include <signal.h>
#include <openssl/crypto.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/rand.h>

Include dependency graph for tclink.c:

Go to the source code of this file.

Classes
struct	param_data
struct	_TCLinkCon
Defines
#define	OPENSSL_NO_KRB5   1
#define	closesocket(x)   close(x)
#define	DEFAULT_HOST   "gateway2048.trustcommerce.com"
#define	TIMEOUT   40
#define	TC_BUFF_MAX   16000
#define	TC_LINE_MAX   ((PARAM_MAX_LEN * 2) + 2)
#define	SAFE_COPY(d, s)   safe_copy((d), (s), sizeof(d));
#define	SAFE_APPEND(d, s)   safe_append((d), (s), sizeof(d));
Typedefs
typedef struct param_data	param
typedef struct _TCLinkCon	TCLinkCon
Enumerations
enum	{ TC_CERT_SIZE = 952 }
Functions
static int	number (int min, int max)
void	safe_copy (char *dst, const char *src, int size)
void	safe_append (char *dst, const char *src, int size)
static void	AddRecvParam (TCLinkCon *c, const char *name, const char *value)
static int	AddRecvString (TCLinkCon *c, char *string)
static void	ClearSendList (TCLinkCon *c)
static void	ClearRecvList (TCLinkCon *c)
static int	BeginConnection (TCLinkCon *c, int host_ip)
static int	FinishConnection (TCLinkCon *c, int sd)
static int	CheckConnection (TCLinkCon *c, int *sd, int num_sd)
void	do_SSL_randomize ()
static int	Connect (TCLinkCon *c, int host_hash)
static int	Send (TCLinkCon *c, const char *string)
static int	ReadLine (TCLinkCon *c, char *buffer, char *destbuf)
static int	Close (TCLinkCon *c)
TCLinkHandle	TCLinkCreate ()
void	TCLinkPushParam (TCLinkHandle handle, const char *name, const char *value)
void	TCLinkSend (TCLinkHandle handle)
char *	TCLinkGetResponse (TCLinkHandle handle, const char *name, char *value)
static void	stuff_string (char *buf, int *len, int size, const char *add)
char *	TCLinkGetEntireResponse (TCLinkHandle handle, char *buf, int size)
void	TCLinkDestroy (TCLinkHandle handle)
char *	TCLinkGetVersion (char *buf)
Variables
char *	tclink_version = TCLINK_VERSION
char *	tclink_host = DEFAULT_HOST
int	tclink_port = 443
unsigned char	cert_data [TC_CERT_SIZE]

---

Define Documentation

#define closesocket

(

x

)

close(x)

Definition at line 42 of file tclink.c.

#define DEFAULT_HOST   "gateway2048.trustcommerce.com"

Definition at line 45 of file tclink.c.

#define OPENSSL_NO_KRB5   1

Definition at line 30 of file tclink.c.

#define SAFE_APPEND	(	d,
		s		)	safe_append((d), (s), sizeof(d));

Definition at line 170 of file tclink.c.

#define SAFE_COPY	(	d,
		s		)	safe_copy((d), (s), sizeof(d));

Definition at line 169 of file tclink.c.

#define TC_BUFF_MAX   16000

Definition at line 48 of file tclink.c.

#define TC_LINE_MAX   ((PARAM_MAX_LEN * 2) + 2)

Definition at line 49 of file tclink.c.

#define TIMEOUT   40

Definition at line 46 of file tclink.c.

---

Typedef Documentation

typedef struct param_data param

typedef struct _TCLinkCon TCLinkCon

---

Enumeration Type Documentation

anonymous enum

Enumerator:

TC_CERT_SIZE

Definition at line 94 of file tclink.c.

---

Function Documentation

static void AddRecvParam	(	TCLinkCon *	c,
		const char *	name,
		const char *	value
	)			[static]

Definition at line 200 of file tclink.c.

References param_data::name, param_data::next, _TCLinkCon::recv_param_list, and param_data::value.

static int AddRecvString	(	TCLinkCon *	c,
		char *	string
	)			[static]

Definition at line 215 of file tclink.c.

References AddRecvParam().

static int BeginConnection	(	TCLinkCon *	c,
		int	host_ip
	)			[static]

Definition at line 263 of file tclink.c.

References tclink_port.

static int CheckConnection	(	TCLinkCon *	c,
		int *	sd,
		int	num_sd
	)			[static]

Definition at line 392 of file tclink.c.

References FinishConnection(), and _TCLinkCon::sd.

static void ClearRecvList

(

TCLinkCon *

c

)

[static]

Definition at line 243 of file tclink.c.

References param_data::name, param_data::next, _TCLinkCon::recv_param_list, and param_data::value.

static void ClearSendList

(

TCLinkCon *

c

)

[static]

Definition at line 228 of file tclink.c.

References param_data::name, param_data::next, _TCLinkCon::send_param_list, _TCLinkCon::send_param_tail, and param_data::value.

static int Close

(

TCLinkCon *

c

)

[static]

Definition at line 684 of file tclink.c.

References _TCLinkCon::ctx, _TCLinkCon::sd, and _TCLinkCon::ssl.

static int Connect	(	TCLinkCon *	c,
		int	host_hash
	)			[static]

Definition at line 477 of file tclink.c.

References BeginConnection(), cert_data, CheckConnection(), _TCLinkCon::ctx, _TCLinkCon::dns, do_SSL_randomize(), _TCLinkCon::ip, _TCLinkCon::is_error, _TCLinkCon::meth, _TCLinkCon::num_ips, number(), _TCLinkCon::pass, _TCLinkCon::sd, _TCLinkCon::start_time, _TCLinkCon::tc_cert, TC_CERT_SIZE, tclink_host, and TIMEOUT.

void do_SSL_randomize

(

)

Definition at line 446 of file tclink.c.

static int FinishConnection	(	TCLinkCon *	c,
		int	sd
	)			[static]

Definition at line 294 of file tclink.c.

References _TCLinkCon::ctx, _TCLinkCon::ssl, and _TCLinkCon::tc_cert.

static int number	(	int	min,
		int	max
	)			[static]

Definition at line 163 of file tclink.c.

static int ReadLine	(	TCLinkCon *	c,
		char *	buffer,
		char *	destbuf
	)			[static]

Definition at line 635 of file tclink.c.

References _TCLinkCon::is_error, safe_copy(), _TCLinkCon::sd, _TCLinkCon::ssl, TC_BUFF_MAX, TC_LINE_MAX, and TIMEOUT.

void safe_append	(	char *	dst,
		const char *	src,
		int	size
	)

Definition at line 183 of file tclink.c.

void safe_copy	(	char *	dst,
		const char *	src,
		int	size
	)

Definition at line 172 of file tclink.c.

static int Send	(	TCLinkCon *	c,
		const char *	string
	)			[static]

Definition at line 622 of file tclink.c.

References _TCLinkCon::ssl.

static void stuff_string	(	char *	buf,
		int *	len,
		int	size,
		const char *	add
	)			[static]

Definition at line 875 of file tclink.c.

TCLinkHandle TCLinkCreate

(

)

Definition at line 713 of file tclink.c.

References _TCLinkCon::ctx, _TCLinkCon::dns, _TCLinkCon::ip, _TCLinkCon::is_error, _TCLinkCon::meth, _TCLinkCon::num_ips, _TCLinkCon::pass, _TCLinkCon::recv_param_list, _TCLinkCon::sd, _TCLinkCon::send_param_list, _TCLinkCon::send_param_tail, _TCLinkCon::ssl, _TCLinkCon::start_time, _TCLinkCon::tc_cert, and TCLinkHandle.

Referenced by main(), and ocTCLink::ocTCLink().

void TCLinkDestroy

(

TCLinkHandle

handle

)

Definition at line 902 of file tclink.c.

References ClearRecvList(), ClearSendList(), Close(), _TCLinkCon::ip, and _TCLinkCon::tc_cert.

Referenced by ocTCLink::Close().

char* TCLinkGetEntireResponse	(	TCLinkHandle	handle,
		char *	buf,
		int	size
	)

Definition at line 886 of file tclink.c.

References param_data::name, param_data::next, _TCLinkCon::recv_param_list, stuff_string(), and param_data::value.

Referenced by main(), and ocTCLink::setTransactionInfo().

char* TCLinkGetResponse	(	TCLinkHandle	handle,
		const char *	name,
		char *	value
	)

Definition at line 860 of file tclink.c.

References param_data::name, param_data::next, PARAM_MAX_LEN, _TCLinkCon::recv_param_list, safe_copy(), and param_data::value.

Referenced by main(), and ocTCLink::Send().

char* TCLinkGetVersion

(

char *

buf

)

Definition at line 920 of file tclink.c.

References tclink_version.

Referenced by main().

void TCLinkPushParam	(	TCLinkHandle	handle,
		const char *	name,
		const char *	value
	)

Definition at line 738 of file tclink.c.

References param_data::name, param_data::next, _TCLinkCon::send_param_list, _TCLinkCon::send_param_tail, and param_data::value.

Referenced by main(), and ocTCLink::PushParam().

void TCLinkSend

(

TCLinkHandle

handle

)

Definition at line 767 of file tclink.c.

References AddRecvParam(), AddRecvString(), ClearRecvList(), Close(), Connect(), _TCLinkCon::dns, _TCLinkCon::is_error, LOG_TIME(), param_data::name, param_data::next, _TCLinkCon::pass, ReadLine(), SAFE_APPEND, SAFE_COPY, Send(), _TCLinkCon::send_param_list, _TCLinkCon::send_param_tail, _TCLinkCon::start_time, TC_BUFF_MAX, TC_LINE_MAX, tclink_version, and param_data::value.

Referenced by main(), and ocTCLink::Send().

---

Variable Documentation

unsigned char cert_data[TC_CERT_SIZE]

Definition at line 95 of file tclink.c.

char* tclink_host = DEFAULT_HOST

Definition at line 52 of file tclink.c.

int tclink_port = 443

Definition at line 53 of file tclink.c.

char* tclink_version = TCLINK_VERSION

Definition at line 51 of file tclink.c.