+++ /dev/null
-/*
- * $Id$
- *
- * This program attempts to act like a local MDA if you're using sendmail or
- * some other non-Citadel MTA. It basically just contacts the Citadel LMTP
- * listener on a unix domain socket and transmits the message.
- *
- */
-
-#include "sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
-#include <ctype.h>
-#include <stdio.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/un.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <limits.h>
-#include "citadel.h"
-#ifndef HAVE_SNPRINTF
-#include "snprintf.h"
-#endif
-#include "citadel_dirs.h"
-
-int serv_sock;
-int debug = 0;
-
-void strip_trailing_nonprint(char *buf)
-{
- while ( (strlen(buf)>0) && (!isprint(buf[strlen(buf) - 1])) )
- buf[strlen(buf) - 1] = 0;
-}
-
-
-void timeout(int signum)
-{
- exit(signum);
-}
-
-
-int uds_connectsock(char *sockpath)
-{
- int s;
- struct sockaddr_un addr;
-
- memset(&addr, 0, sizeof(addr));
- addr.sun_family = AF_UNIX;
- strncpy(addr.sun_path, sockpath, sizeof addr.sun_path);
-
- s = socket(AF_UNIX, SOCK_STREAM, 0);
- if (s < 0) {
- fprintf(stderr, "Can't create socket: %s\n",
- strerror(errno));
- exit(3);
- }
-
- if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- fprintf(stderr, "can't connect: %s\n",
- strerror(errno));
- close(s);
- exit(3);
- }
-
- return s;
-}
-
-
-/*
- * input binary data from socket
- */
-void serv_read(char *buf, int bytes)
-{
- int len, rlen;
-
- len = 0;
- while (len < bytes) {
- rlen = read(serv_sock, &buf[len], bytes - len);
- if (rlen < 1) {
- return;
- }
- len = len + rlen;
- }
-}
-
-
-/*
- * send binary to server
- */
-void serv_write(char *buf, int nbytes)
-{
- int bytes_written = 0;
- int retval;
- while (bytes_written < nbytes) {
- retval = write(serv_sock, &buf[bytes_written],
- nbytes - bytes_written);
- if (retval < 1) {
- return;
- }
- bytes_written = bytes_written + retval;
- }
-}
-
-
-
-/*
- * input string from socket - implemented in terms of serv_read()
- */
-void serv_gets(char *buf)
-{
- int i;
-
- /* Read one character at a time.
- */
- for (i = 0;; i++) {
- serv_read(&buf[i], 1);
- if (buf[i] == '\n' || i == (SIZ-1))
- break;
- }
-
- /* If we got a long line, discard characters until the newline.
- */
- if (i == (SIZ-1))
- while (buf[i] != '\n')
- serv_read(&buf[i], 1);
-
- /* Strip all trailing nonprintables (crlf)
- */
- buf[i] = 0;
- strip_trailing_nonprint(buf);
- if (debug) fprintf(stderr, "> %s\n", buf);
-}
-
-
-/*
- * send line to server - implemented in terms of serv_write()
- */
-void serv_puts(char *buf)
-{
- if (debug) fprintf(stderr, "< %s\n", buf);
- serv_write(buf, strlen(buf));
- serv_write("\n", 1);
-}
-
-
-
-void cleanup(int exitcode) {
- char buf[1024];
-
- if (exitcode != 0) {
- fprintf(stderr, "Error while sending mail. Please check your Citadel configuration.\n");
- }
- serv_puts("QUIT");
- serv_gets(buf);
- exit(exitcode);
-}
-
-
-
-int main(int argc, char **argv) {
- char buf[1024];
- char fromline[1024];
- FILE *fp;
- int i;
- struct passwd *pw;
- int from_header = 0;
- int in_body = 0;
- int relh=0;
- int home=0;
- char relhome[PATH_MAX]="";
- char ctdldir[PATH_MAX]=CTDLDIR;
- char *sp, *ep;
- char hostname[256];
-
- for (i=1; i<argc; ++i) {
- if (!strcmp(argv[i], "-d")) {
- debug = 1;
- }
- }
-
- /* TODO: should we be able to calculate relative dirs? */
- calc_dirs_n_files(relh, home, relhome, ctdldir);
-
- pw = getpwuid(getuid());
-
- fp = tmpfile();
- if (fp == NULL) return(errno);
- serv_sock = uds_connectsock(file_lmtp_socket);
- serv_gets(buf);
- if (buf[0]!='2') cleanup(1);
-
- sp = strchr (buf, ' ');
- if (sp == NULL) cleanup(1);
- sp ++;
- ep = strchr (sp, ' ');
- if (ep == NULL) cleanup(1);
- *ep = '\0';
- strncpy(hostname, sp, sizeof hostname);
-
- snprintf(fromline, sizeof fromline, "From: %s@%s",
- pw->pw_name,
- hostname
- );
- while (fgets(buf, 1024, stdin) != NULL) {
- if ( ( (buf[0] == 13) || (buf[0] == 10)) && (in_body == 0) ) {
- in_body = 1;
- if (from_header == 0) {
- fprintf(fp, "%s%s", fromline, buf);
- }
- }
- if (!strncasecmp(buf, "From:", 5)) {
- strcpy(fromline, buf);
- if (in_body == 0) {
- from_header = 1;
- }
- }
- fprintf(fp, "%s", buf);
- }
- strip_trailing_nonprint(fromline);
-
- sprintf(buf, "LHLO %s", hostname);
- serv_puts(buf);
- do {
- serv_gets(buf);
- strcat(buf, " ");
- } while (buf[3] == '-');
- if (buf[0] != '2') cleanup(1);
-
- snprintf(buf, sizeof buf, "MAIL %s", fromline);
- serv_puts(buf);
- serv_gets(buf);
- if (buf[0] != '2') cleanup(1);
-
- for (i=1; i<argc; ++i) {
- if (argv[i][0] != '-') {
- snprintf(buf, sizeof buf, "RCPT To: %s", argv[i]);
- serv_puts(buf);
- serv_gets(buf);
- /* if (buf[0] != '2') cleanup(1); */
- }
- }
-
- serv_puts("DATA");
- serv_gets(buf);
- if (buf[0]!='3') cleanup(1);
-
- rewind(fp);
- while (fgets(buf, sizeof buf, fp) != NULL) {
- strip_trailing_nonprint(buf);
- serv_puts(buf);
- }
- serv_puts(".");
- serv_gets(buf);
- if (buf[0] != '2') {
- cleanup(1);
- }
- else {
- cleanup(0);
- }
-
- /* We won't actually reach this statement but the compiler will
- * display a spurious warning about an invalid return type if
- * we don't return an int.
- */
- return(0);
-}
projects / citadel.git / blobdiff