/* Taken from imapdial, replaces tlsclient call with stunnel */ static int smtpdial(char *server) { int p[2]; int fd[3]; char *tmp; char *fpath; if(pipe(p) < 0) return -1; fd[0] = dup(p[0], -1); fd[1] = dup(p[0], -1); fd[2] = dup(2, -1); #ifdef PLAN9PORT tmp = smprint("%s:587", server); fpath = searchpath("stunnel3"); if (!fpath) { werrstr("stunnel not found. it is required for tls support."); return -1; } if(threadspawnl(fd, fpath, "stunnel", "-n", "smtp" , "-c", "-r", tmp, nil) < 0) { #else tmp = smprint("tcp!%s!587", server); if(threadspawnl(fd, "/bin/tlsclient", "tlsclient", tmp, nil) < 0){ #endif free(tmp); close(p[0]); close(p[1]); close(fd[0]); close(fd[1]); close(fd[2]); return -1; } free(tmp); close(p[0]); return p[1]; } int mxdial(char *addr, char *ddomain, char *gdomain) { int fd; DS ds; char err[Errlen]; addr = netmkaddr(addr, 0, "smtp"); dial_string_parse(addr, &ds); /* try connecting to destination or any of it's mail routers */ fd = callmx(&ds, addr, ddomain); /* try our mail gateway */ rerrstr(err, sizeof(err)); if(fd < 0 && gdomain && strstr(err, "can't translate") != 0) fd = dial(netmkaddr(gdomain, 0, "smtp"), 0, 0, 0); return fd; }
int mxdial(char *addr, char *ddomain, char *gdomain) { int fd; DS ds; addr = netmkaddr(addr, 0, "smtp"); dial_string_parse(addr, &ds); /* try connecting to destination or any of it's mail routers */ fd = callmx(&ds, addr, ddomain); /* try our mail gateway */ if(fd < 0 && gdomain) fd = dial(netmkaddr(gdomain, 0, "smtp"), 0, 0, 0); return fd; }
int mxdial(char *addr, char *ddomain, char *gdomain) { int fd; DS ds; char err[Errlen]; addr = netmkaddr(addr, 0, "smtp"); dial_string_parse(addr, &ds); /* try connecting to destination or any of it's mail routers */ fd = callmx(&ds, addr, ddomain); /* try our mail gateway */ rerrstr(err, sizeof(err)); if(fd < 0 && gdomain && strstr(err, "can't translate") != 0) fd = dial(netmkaddr(gdomain, 0, "smtp"), 0, 0, 0); return fd; }