1 /*

2 ** smtp_out.h

3 ** Copyright (C) Oliver Kurth,

4 **

5 ** This program is free software; you can redistribute it and/or modify

6 ** it under the terms of the GNU General Public License as published by

7 ** the Free Software Foundation; either version 2 of the License, or

8 ** (at your option) any later version.

9 **

10 ** This program is distributed in the hope that it will be useful,

11 ** but WITHOUT ANY WARRANTY; without even the implied warranty of

12 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

13 ** GNU General Public License for more details.

14 **

15 ** You should have received a copy of the GNU General Public License

16 ** along with this program; if not, write to the Free Software

17 ** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

18 */

19

20 #include <unistd.h>

21 #include <sys/types.h>

22 #include <sys/socket.h>

23 #include <sys/time.h>

24 #include <netinet/in.h>

25 #include <netdb.h>

26

27 #define SMTP_BUF_LEN 1024

28 #define SMTP_SIZE_ADD 1024 /* add to the size of a message */

29

30 #define SMTP_INITIAL_TIMEOUT 5*60

31 #define SMTP_CMD_TIMEOUT 5*60

32 #define SMTP_DATA_TIMEOUT 5*60

33 #define SMTP_FINAL_TIMEOUT 10*60

34

35 typedef enum _smtp_error {

36 smtp_ok = 0, /* mail was delivered to at least one recpient */

37 smtp_trylater, /* server responded with 4xx */

38 smtp_fail, /* server responded with 5xx */

39 smtp_timeout, /* connection timed out */

40 smtp_eof, /* got unexpected EOF */

41 smtp_syntax, /* unexpected response */

42 smtp_cancel /* we gave up (eg. size) */

43 } smtp_error;

44

45

46 typedef struct _smtp_base {

47 FILE *in;

48 FILE *out;

49

50 gint sock;

51 gint dup_sock;

52

53 gchar *remote_host;

54 gchar *helo_name;

55

56 gchar *buffer;

57 gint last_code;

58

59 gboolean use_size;

60 gboolean use_pipelining;

61 gboolean use_auth;

62

63 gint max_size;

64

65 gchar **auth_names;

66

67 gchar *auth_name;

68 gchar *auth_login;

69 gchar *auth_secret;

70

71 smtp_error error;

72

73 } smtp_base;

74

75 gchar *set_heloname(smtp_base *psb, gchar *default_name, gboolean do_correct);

76 gboolean set_auth(smtp_base *psb, gchar *name, gchar *login, gchar *secret);

77 void destroy_smtpbase(smtp_base *psb);

78 smtp_base *smtp_out_open(gchar *host, gint port, GList *resolve_list);

79 smtp_base *smtp_out_open_child(gchar *cmd, char *host);

80 gboolean smtp_out_rset(smtp_base *psb);

81 gboolean smtp_out_init(smtp_base *psb, gboolean instant_helo);

82 gint smtp_out_msg(smtp_base *psb, message *msg, address *return_path, GList *rcpt_list, GList *hdr_list);

83 gboolean smtp_out_quit(smtp_base *psb);

84

85 gint smtp_deliver(gchar *host, gint port, GList *resolve_list, message *msg, address *return_path, GList *rcpt_list);