fetchmail - [fork] set imap idle timeout to 600s, some servers don't follow rfc recommendations

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Diffstat (limited to 'conf.c')

0 files changed, 0 insertions, 0 deletions

/* * smtp.c -- code for speaking SMTP to a listener port * * Concept due to Harry Hochheiser. Implementation by ESR. Cleanup and * strict RFC821 compliance by Cameron MacPherson. * * Copyright 1997 Eric S. Raymond * For license terms, see the file COPYING in this directory. */ #include <stdio.h> #include <config.h> #include <unistd.h> #include <string.h> #include "fetchmail.h" #include "socket.h" #include "smtp.h" struct opt { char *name; int value; }; static struct opt extensions[] = { {"8BITMIME", ESMTP_8BITMIME}, {"SIZE", ESMTP_SIZE}, {"ETRN", ESMTP_ETRN}, {(char *)NULL, 0}, }; char smtp_response[MSGBUFSIZE]; int SMTP_helo(int sock,char *host) /* send a "HELO" message to the SMTP listener */ { int ok; SockPrintf(sock,"HELO %s\r\n", host); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> HELO %s", host); ok = SMTP_ok(sock); return ok; } int SMTP_ehlo(int sock, char *host, int *opt) /* send a "EHLO" message to the SMTP listener, return extension status bits */ { struct opt *hp; SockPrintf(sock,"EHLO %s\r\n", host); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> EHLO %s", host); *opt = 0; while ((SockRead(sock, smtp_response, sizeof(smtp_response)-1)) != -1) { int n = strlen(smtp_response); if (smtp_response[strlen(smtp_response)-1] == '\n') smtp_response[strlen(smtp_response)-1] = '\0'; if (smtp_response[strlen(smtp_response)-1] == '\r') smtp_response[strlen(smtp_response)-1] = '\r'; if (n < 4) return SM_ERROR; smtp_response[n] = '\0'; if (outlevel == O_VERBOSE) error(0, 0, "SMTP< %s", smtp_response); for (hp = extensions; hp->name; hp++) if (!strncasecmp(hp->name, smtp_response+4, strlen(hp->name))) *opt |= hp->value; if ((smtp_response[0] == '1' || smtp_response[0] == '2' || smtp_response[0] == '3') && smtp_response[3] == ' ') return SM_OK; else if (smtp_response[3] != '-') return SM_ERROR; } return SM_UNRECOVERABLE; } int SMTP_from(int sock, char *from, char *opts) /* send a "MAIL FROM:" message to the SMTP listener */ { int ok; char buf[MSGBUFSIZE]; sprintf(buf, "MAIL FROM:<%s>", from); if (opts) strcat(buf, opts); SockPrintf(sock,"%s\r\n", buf); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> %s", buf); ok = SMTP_ok(sock); return ok; } int SMTP_rcpt(int sock, char *to) /* send a "RCPT TO:" message to the SMTP listener */ { int ok; SockPrintf(sock,"RCPT TO:<%s>\r\n", to); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> RCPT TO:<%s>", to); ok = SMTP_ok(sock); return ok; } int SMTP_data(int sock) /* send a "DATA" message to the SMTP listener */ { int ok; SockPrintf(sock,"DATA\r\n"); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> DATA"); ok = SMTP_ok(sock); return ok; } int SMTP_rset(int sock) /* send a "RSET" message to the SMTP listener */ { int ok; SockPrintf(sock,"RSET\r\n"); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> RSET"); ok = SMTP_ok(sock); return ok; } int SMTP_quit(int sock) /* send a "QUIT" message to the SMTP listener */ { int ok; SockPrintf(sock,"QUIT\r\n"); if (outlevel == O_VERBOSE) error(0, 0, "SMTP> QUIT"); ok = SMTP_ok(sock); return ok; } int SMTP_eom(int sock) /* send a message data terminator to the SMTP listener */ { int ok; SockPrintf(sock,".\r\n"); if (outlevel == O_VERBOSE) error(0, 0, "SMTP>. (EOM)"); ok = SMTP_ok(sock); return ok; } int SMTP_ok(int sock) /* returns status of SMTP connection */ { while ((SockRead(sock, smtp_response, sizeof(smtp_response)-1)) != -1) { int n = strlen(smtp_response); if (smtp_response[strlen(smtp_response)-1] == '\n') smtp_response[strlen(smtp_response)-1] = '\0'; if (smtp_response[strlen(smtp_response)-1] == '\r') smtp_response[strlen(smtp_response)-1] = '\r'; if (n < 4) return SM_ERROR; smtp_response[n] = '\0'; if (outlevel == O_VERBOSE) error(0, 0, "SMTP< %s", smtp_response); if ((smtp_response[0] == '1' || smtp_response[0] == '2' || smtp_response[0] == '3') && smtp_response[3] == ' ') return SM_OK; else if (smtp_response[3] != '-') return SM_ERROR; } return SM_UNRECOVERABLE; } /* smtp.c ends here */


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