diff options
Diffstat (limited to 'mail2.c')
| -rw-r--r-- | mail2.c | 129 |
1 files changed, 123 insertions, 6 deletions
@@ -1,6 +1,6 @@ -/* $Id: mail2.c,v 1.2 2001/03/15 11:10:53 ltoetsch Exp $ +/* $Id: mail2.c,v 1.3 2001/03/15 14:25:05 ltoetsch Exp $ * - * mail: pop3, imap functions + * mail: pop3, imap, news functions * * Copyright 2001 by Leopold Tötsch (lt@toetsch.at) * @@ -20,6 +20,9 @@ * * * $Log: mail2.c,v $ + * Revision 1.3 2001/03/15 14:25:05 ltoetsch + * added unread/total news + * * Revision 1.2 2001/03/15 11:10:53 ltoetsch * added quit/logout to pop/imap * @@ -29,7 +32,7 @@ * * Exported Functions: * - * int Mail_pop_imap(char *mbox, int *total_mails, int *unseen); + * int Mail_pop_imap_news(char *mbox, int *total_mails, int *unseen); * returns -1 on error, 0 on success * */ @@ -42,10 +45,12 @@ #include <errno.h> #include "debug.h" +#include "cfg.h" #include "socket.h" #define PROTO_UNKNOWN -1 #define PROTO_POP3 110 +#define PROTO_NNTP 119 #define PROTO_IMAP4 143 /* @@ -71,6 +76,7 @@ static int parse_proto(char *s, int *proto, char **user, char **pass, protos[] = { { "pop3:", PROTO_POP3 }, + { "nntp:", PROTO_NNTP }, { "imap4:", PROTO_IMAP4 }, }; int i; @@ -167,6 +173,115 @@ static int wr_rd(int fd, char *buf, char *match, return n; } +static int check_nntp(char *user, char *pass, char *machine, + int port, char *dir, int *total, int *unseen) +{ + int fd; + int n; + char buf[BUFLEN]; + char line[BUFLEN]; + FILE *fp; + int groups; + int err; + int totg, unsg; + int first; + + strcpy(buf, cfg_get("Newsrc") ?: ".newsrc"); + if (*buf == 0 || ((fp = fopen(buf, "r")) == NULL)) { + error("Couldn't open .newsrc-file '%s'", buf); + return -1; + } + + fd = open_socket(machine, port); + if (fd < 0) + { + error("Couldn't connect to %s:%d (%s)", machine, port, strerror(errno)); + fclose(fp); + return -1; + } + n = read_socket_match(fd, buf, BUFLEN-1, "20"); /* server ready */ + if (n <= 0) { + error("Server doesn't respond %s:%d (%s)", machine, port, strerror(errno)); + close(fd); + return -1; + } + /* do auth if necessary, this is NOT TESTED */ + if (*user) { + sprintf(buf, "AUTHINFO USER %s\r\n", user); + if (wr_rd(fd, buf, "381", "No AUTH required?", machine, port) <= 0) + return -1; + if (*pass) + { + sprintf(buf, "AUTHINFO PASS %s\r\n", pass); + if (wr_rd(fd, buf, "281", "Wrong PASS?", machine, port) <= 0) + return -1; + } + } + sleep(2); /* wait for newsserver to read groupinfo */ + groups = 0; + err = 0; + totg = unsg = 0; /* total, unseen */ + while (fgets(line, sizeof(line)-1, fp) && err < 5) { + char group[BUFLEN]; + char *p; + int smin, smax, lmin, lmax; + + if (sscanf(line, "%s:", group) != 1) { + error("Couldn't read group in '%s'", line); + err++; + continue; + } + if ((p=strchr(group,':')) != NULL) + *p='\0'; + + /* check dir if it matches group */ + if (*dir && strcmp(dir, group)) + continue; + + sprintf(buf, "GROUP %s\r\n", group); + if (wr_rd(fd, buf, "211", "Wrong Group", machine, port) <= 0) { + err++; + continue; + } + /* answer 211 total smin smax group: */ + sscanf(buf, "211 %*d %d %d", &smin, &smax); + debug("nntp: %s: smin=%d smax=%d", group, smin, smax); + totg += smax-smin-1; + p = strchr(line, ':'); + p++; + first = 1; + while (1) { + lmin = strtol(p, &p, 10); + if (*p == '-') + lmax = strtol(++p, &p, 10); + else + lmax=lmin; + debug("nntp: %s: lmin=%d lmax=%d", group, lmin, lmax); + if (smax >= lmax) { /* server has more articles */ + if (first) + unsg += smax - lmax; + else + unsg -= lmax-lmin+1; + first = 0; + } + else /* local has higher article ??? */ + break; + if (*p == ',') + p++; + else + break; + } + } /* while fp */ + fclose(fp); + strcpy(buf, "QUIT\r\n"); + wr_rd(fd, buf, "2", "Quit", machine, port); + close(fd); + *unseen = unsg; + *total = totg; + return 0; +} + + static int check_imap4(char *user, char *pass, char *machine, int port, char *dir, int *total, int *unseen) { @@ -259,7 +374,7 @@ static int check_pop3(char *user, char *pass, char *machine, return 0; } -int Mail_pop_imap(char *s, int *total, int *unseen) +int Mail_pop_imap_news(char *s, int *total, int *unseen) { int proto, port, ret; char *user, *pass, *machine, *dir, *ds; @@ -276,8 +391,10 @@ int Mail_pop_imap(char *s, int *total, int *unseen) error("Not a pop3/imap4 mailbox"); else ret = (proto == PROTO_POP3) ? - check_pop3(user, pass, machine, port, total, unseen) : - check_imap4(user, pass, machine, port, dir, total, unseen); + check_pop3(user, pass, machine, port, total, unseen) : + (proto == PROTO_NNTP) ? + check_nntp(user, pass, machine, port, dir, total, unseen) : + check_imap4(user, pass, machine, port, dir, total, unseen); free(ds); return ret; } |