qmail-smtpam.c File Reference

#include <sys/types.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include "sig.h"
#include "genalloc.h"
#include "stralloc.h"
#include "buffer.h"
#include "scan.h"
#include "case.h"
#include "byte.h"
#include "error.h"
#include "auto_qmail.h"
#include "control.h"
#include "dns.h"
#include "alloc.h"
#include "quote.h"
#include "ip.h"
#include "ipalloc.h"
#include "ipme.h"
#include "str.h"
#include "now.h"
#include "exit.h"
#include "constmap.h"
#include "tcpto.h"
#include "socket_if.h"
#include "ucspissl.h"
#include "timeout.h"
#include "timeoutconn.h"
#include "tls_remote.h"
#include "tls_errors.h"
#include "tls_timeoutio.h"
#include "uint_t.h"
#include "qmail.h"

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Macros
#define	MAX_SIZE   200000000
#define	HUGESMTPTEXT   5000
#define	PORT_SMTP   25 /* silly rabbit, /etc/services is for users */
#define	PORT_SMTPS   465
#define	VERIFYDEPTH   1
#define	FDPAM   3
#define	TCP_TIMEOUT   60
#define	SMTP_TIMEOUT   1200
#define	WHO   "qmail-smtpam"

Functions
	GEN_ALLOC_typedef (GEN_ALLOC_readyplus(saa, GEN_ALLOC_readyplus(stralloc, GEN_ALLOC_readyplus(sa, GEN_ALLOC_readyplus(len, GEN_ALLOC_readyplus(a)
void	out (char *s)
void	zero ()
void	zerodie ()
void	outsafe (stralloc *sa)
void	temp_noip ()
void	temp_nomem ()
void	temp_oserr ()
void	temp_osip ()
void	temp_noconn ()
void	temp_dnscanon ()
void	temp_dns ()
void	temp_chdir ()
void	temp_control ()
void	perm_usage ()
void	perm_dns ()
void	outhost ()
void	dropped ()
ssize_t	saferead (int fd, char *buf, int len)
ssize_t	safewrite (int fd, char *buf, int len)
void	get (char *ch)
unsigned long	smtpcode ()
void	outsmtptext ()
void	quit (char *prepend, char *append)
void	tls_init ()
int	ehlo_starttls ()
void	tls_peercheck ()
int	utf8flag (unsigned char *ch, int len)
void	smtp_greeting ()
void	smtp_starttls ()
void	smtp ()
void	getcontrols ()
int	main (int argc, char *const *argv)

Variables
int	flagauth = 0
int	flagsmtps = 0
int	flagtls = 0
int	flagverify = 0
int	flagutf8mail = 0
unsigned long	port = PORT_SMTP
stralloc	host = {0}
stralloc	ports = {0}
stralloc	remotehost = {0}
stralloc	sender = {0}
stralloc	canonhost = {0}
stralloc	canonbox = {0}
stralloc	sendip = {0}
stralloc	recipient = {0}
stralloc	domainips = {0}
struct constmap	mapdomainips
char	ip4 [4]
char	ip6 [16]
uint32	ifidx = 0
stralloc	routes = {0}
struct constmap	maproutes
struct ip_mx	partner
SSL *	ssl
SSL_CTX *	ctx
int	flagcritical = 0
unsigned long	timeoutconnect = TCP_TIMEOUT
unsigned long	timeout = SMTP_TIMEOUT
int	smtpfd
char	outbuf [BUFSIZE_LINE]
buffer	bo = BUFFER_INIT(safewrite,-1,outbuf,sizeof(outbuf))
char	frombuf [BUFFER_SMALL]
buffer	bi = BUFFER_INIT(saferead,-1,frombuf,sizeof(frombuf))
stralloc	smtptext = {0}
stralloc	recip = {0}
stralloc	cafile = {0}
stralloc	cadir = {0}
stralloc	certfile = {0}
stralloc	keyfile = {0}
stralloc	keypwd = {0}
stralloc	ciphers = {0}
stralloc	tlsdest = {0}
char *	tlsdestinfo = 0
char *	tlsdomaininfo = 0
stralloc	domaincerts = {0}
struct constmap	mapdomaincerts
stralloc	tlsdestinations = {0}
struct constmap	maptlsdestinations
unsigned long	verifydepth = VERIFYDEPTH
unsigned long	code
char	up [513]
int	uplen

Detailed Description

-- TLS enabled SMTP PAM to check mailbox at remote MX

Definition in file qmail-smtpam.c.

Macro Definition Documentation

FDPAM

#define FDPAM   3

Definition at line 43 of file qmail-smtpam.c.

HUGESMTPTEXT

#define HUGESMTPTEXT   5000

Definition at line 39 of file qmail-smtpam.c.

MAX_SIZE

#define MAX_SIZE   200000000

Definition at line 38 of file qmail-smtpam.c.

PORT_SMTP

#define PORT_SMTP   25 /* silly rabbit, /etc/services is for users */

Definition at line 40 of file qmail-smtpam.c.

PORT_SMTPS

#define PORT_SMTPS   465

Definition at line 41 of file qmail-smtpam.c.

SMTP_TIMEOUT

#define SMTP_TIMEOUT   1200

Definition at line 45 of file qmail-smtpam.c.

TCP_TIMEOUT

#define TCP_TIMEOUT   60

Definition at line 44 of file qmail-smtpam.c.

VERIFYDEPTH

#define VERIFYDEPTH   1

Definition at line 42 of file qmail-smtpam.c.

WHO

#define WHO   "qmail-smtpam"

Definition at line 47 of file qmail-smtpam.c.

Function Documentation

dropped()

void dropped

(

)

Definition at line 183 of file qmail-smtpam.c.

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ehlo_starttls()

int ehlo_starttls

(

)

Definition at line 328 of file qmail-smtpam.c.

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GEN_ALLOC_typedef()

GEN_ALLOC_typedef	(	GEN_ALLOC_readyplus(	saa,
		GEN_ALLOC_readyplus(	stralloc,
		GEN_ALLOC_readyplus(	sa,
		GEN_ALLOC_readyplus(	len,
		GEN_ALLOC_readyplus(	a )

Definition at line 62 of file qmail-smtpam.c.

get()

void get

(

char *

ch

)

Definition at line 220 of file qmail-smtpam.c.

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getcontrols()

void getcontrols

(

void

)

Definition at line 484 of file qmail-smtpam.c.

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main()

int main	(	int	argc,
		char *const *	argv )

Definition at line 508 of file qmail-smtpam.c.

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out()

void out

(

char *

s

)

Definition at line 89 of file qmail-smtpam.c.

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outhost()

void outhost

(

)

Definition at line 167 of file qmail-smtpam.c.

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outsafe()

void outsafe

(

stralloc *

sa

)

Definition at line 92 of file qmail-smtpam.c.

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outsmtptext()

void outsmtptext

(

)

Definition at line 251 of file qmail-smtpam.c.

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perm_dns()

void perm_dns

(

)

Definition at line 160 of file qmail-smtpam.c.

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perm_usage()

void perm_usage

(

)

Definition at line 155 of file qmail-smtpam.c.

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quit()

void quit	(	char *	prepend,
		char *	append )

Definition at line 263 of file qmail-smtpam.c.

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saferead()

ssize_t saferead	(	int	fd,
		char *	buf,
		int	len )

Definition at line 197 of file qmail-smtpam.c.

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safewrite()

ssize_t safewrite	(	int	fd,
		char *	buf,
		int	len )

Definition at line 205 of file qmail-smtpam.c.

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smtp()

void smtp

(

)

Definition at line 442 of file qmail-smtpam.c.

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smtp_greeting()

void smtp_greeting

(

)

Definition at line 410 of file qmail-smtpam.c.

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smtp_starttls()

void smtp_starttls

(

)

Definition at line 428 of file qmail-smtpam.c.

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smtpcode()

unsigned long smtpcode

(

)

Definition at line 228 of file qmail-smtpam.c.

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temp_chdir()

void temp_chdir

(

)

Definition at line 145 of file qmail-smtpam.c.

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temp_control()

void temp_control

(

)

Definition at line 150 of file qmail-smtpam.c.

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temp_dns()

void temp_dns

(

)

Definition at line 138 of file qmail-smtpam.c.

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temp_dnscanon()

void temp_dnscanon

(

)

Definition at line 131 of file qmail-smtpam.c.

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temp_noconn()

void temp_noconn

(

)

Definition at line 126 of file qmail-smtpam.c.

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temp_noip()

void temp_noip

(

)

Definition at line 104 of file qmail-smtpam.c.

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temp_nomem()

void temp_nomem

(

void

)

Definition at line 109 of file qmail-smtpam.c.

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temp_oserr()

void temp_oserr

(

)

Definition at line 114 of file qmail-smtpam.c.

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temp_osip()

void temp_osip

(

)

Definition at line 119 of file qmail-smtpam.c.

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tls_init()

void tls_init

(

)

Definition at line 296 of file qmail-smtpam.c.

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tls_peercheck()

void tls_peercheck

(

)

Definition at line 340 of file qmail-smtpam.c.

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utf8flag()

int utf8flag	(	unsigned char *	ch,
		int	len )

Definition at line 398 of file qmail-smtpam.c.

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zero()

void zero

(

)

Definition at line 90 of file qmail-smtpam.c.

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zerodie()

void zerodie

(

void

)

Definition at line 91 of file qmail-smtpam.c.

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Variable Documentation

bi

buffer bi = BUFFER_INIT(saferead,-1,frombuf,sizeof(frombuf))

Definition at line 216 of file qmail-smtpam.c.

bo

buffer bo = BUFFER_INIT(safewrite,-1,outbuf,sizeof(outbuf))

Definition at line 214 of file qmail-smtpam.c.

cadir

stralloc cadir = {0}

Definition at line 280 of file qmail-smtpam.c.

cafile

stralloc cafile = {0}

Definition at line 279 of file qmail-smtpam.c.

canonbox

stralloc canonbox = {0}

Definition at line 71 of file qmail-smtpam.c.

canonhost

stralloc canonhost = {0}

Definition at line 70 of file qmail-smtpam.c.

certfile

stralloc certfile = {0}

Definition at line 281 of file qmail-smtpam.c.

ciphers

stralloc ciphers = {0}

Definition at line 284 of file qmail-smtpam.c.

code

unsigned long code

Definition at line 408 of file qmail-smtpam.c.

ctx

SSL_CTX* ctx

Definition at line 87 of file qmail-smtpam.c.

domaincerts

stralloc domaincerts = {0}

Definition at line 290 of file qmail-smtpam.c.

domainips

stralloc domainips = {0}

Definition at line 75 of file qmail-smtpam.c.

flagauth

int flagauth = 0

Definition at line 52 of file qmail-smtpam.c.

flagcritical

int flagcritical = 0

Definition at line 181 of file qmail-smtpam.c.

flagsmtps

int flagsmtps = 0

Definition at line 53 of file qmail-smtpam.c.

flagtls

int flagtls = 0

Definition at line 54 of file qmail-smtpam.c.

flagutf8mail

int flagutf8mail = 0

Definition at line 58 of file qmail-smtpam.c.

flagverify

int flagverify = 0

Definition at line 57 of file qmail-smtpam.c.

frombuf

char frombuf[BUFFER_SMALL]

Definition at line 215 of file qmail-smtpam.c.

host

stralloc host = {0}

Definition at line 66 of file qmail-smtpam.c.

ifidx

uint32 ifidx = 0

Definition at line 79 of file qmail-smtpam.c.

ip4

char ip4[4]

Definition at line 77 of file qmail-smtpam.c.

ip6

char ip6[16]

Definition at line 78 of file qmail-smtpam.c.

keyfile

stralloc keyfile = {0}

Definition at line 282 of file qmail-smtpam.c.

keypwd

stralloc keypwd = {0}

Definition at line 283 of file qmail-smtpam.c.

mapdomaincerts

struct constmap mapdomaincerts

Definition at line 291 of file qmail-smtpam.c.

mapdomainips

struct constmap mapdomainips

Definition at line 76 of file qmail-smtpam.c.

maproutes

struct constmap maproutes

Definition at line 82 of file qmail-smtpam.c.

maptlsdestinations

struct constmap maptlsdestinations

Definition at line 293 of file qmail-smtpam.c.

outbuf

char outbuf[BUFSIZE_LINE]

Definition at line 213 of file qmail-smtpam.c.

partner

struct ip_mx partner

Definition at line 84 of file qmail-smtpam.c.

port

unsigned long port = PORT_SMTP

Definition at line 60 of file qmail-smtpam.c.

ports

stralloc ports = {0}

Definition at line 67 of file qmail-smtpam.c.

recip

stralloc recip = {0}

Definition at line 275 of file qmail-smtpam.c.

recipient

stralloc recipient = {0}

Definition at line 73 of file qmail-smtpam.c.

remotehost

stralloc remotehost = {0}

Definition at line 68 of file qmail-smtpam.c.

routes

stralloc routes = {0}

Definition at line 81 of file qmail-smtpam.c.

sender

stralloc sender = {0}

Definition at line 69 of file qmail-smtpam.c.

sendip

stralloc sendip = {0}

Definition at line 72 of file qmail-smtpam.c.

smtpfd

int smtpfd

Definition at line 195 of file qmail-smtpam.c.

smtptext

stralloc smtptext = {0}

Definition at line 218 of file qmail-smtpam.c.

ssl

SSL* ssl

Definition at line 86 of file qmail-smtpam.c.

timeout

unsigned long timeout = SMTP_TIMEOUT

Definition at line 194 of file qmail-smtpam.c.

timeoutconnect

unsigned long timeoutconnect = TCP_TIMEOUT

Definition at line 193 of file qmail-smtpam.c.

tlsdest

stralloc tlsdest = {0}

Definition at line 285 of file qmail-smtpam.c.

tlsdestinations

stralloc tlsdestinations = {0}

Definition at line 292 of file qmail-smtpam.c.

tlsdestinfo

char* tlsdestinfo = 0

Definition at line 287 of file qmail-smtpam.c.

tlsdomaininfo

char* tlsdomaininfo = 0

Definition at line 288 of file qmail-smtpam.c.

up

char up[513]

Definition at line 505 of file qmail-smtpam.c.

uplen

int uplen

Definition at line 506 of file qmail-smtpam.c.

verifydepth

unsigned long verifydepth = VERIFYDEPTH

Definition at line 294 of file qmail-smtpam.c.