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import of dnsmasq-2.48.tar.gz

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This commit is contained in:
Simon Kelley
2009-06-04 20:32:05 +01:00
parent 73a08a248d
commit 7622fc06ab
37 changed files with 7873 additions and 6709 deletions
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49
src/tftp.c
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@@ -45,9 +45,7 @@ void tftp_request(struct listener *listen, time_t now)
char *filename, *mode, *p, *end, *opt;
struct sockaddr_in addr, peer;
struct msghdr msg;
struct cmsghdr *cmptr;
struct iovec iov;
struct ifreq ifr;
int is_err = 1, if_index = 0;
struct iname *tmp;
struct tftp_transfer *transfer;
@@ -62,7 +60,7 @@ void tftp_request(struct listener *listen, time_t now)
char control[CMSG_SPACE(sizeof(struct in_pktinfo))];
#elif defined(HAVE_SOLARIS_NETWORK)
char control[CMSG_SPACE(sizeof(unsigned int))];
#else
#elif defined(IP_RECVDSTADDR) && defined(IP_RECVIF)
char control[CMSG_SPACE(sizeof(struct sockaddr_dl))];
#endif
} control_u;
@@ -88,6 +86,9 @@ void tftp_request(struct listener *listen, time_t now)
addr = listen->iface->addr.in;
else
{
char name[IF_NAMESIZE];
struct cmsghdr *cmptr;
addr.sin_addr.s_addr = 0;
#if defined(HAVE_LINUX_NETWORK)
@@ -97,36 +98,32 @@ void tftp_request(struct listener *listen, time_t now)
addr.sin_addr = ((struct in_pktinfo *)CMSG_DATA(cmptr))->ipi_spec_dst;
if_index = ((struct in_pktinfo *)CMSG_DATA(cmptr))->ipi_ifindex;
}
if (!(ifr.ifr_ifindex = if_index) ||
ioctl(listen->tftpfd, SIOCGIFNAME, &ifr) == -1)
return;
#elif defined(HAVE_SOLARIS_NETWORK)
for (cmptr = CMSG_FIRSTHDR(&msg); cmptr; cmptr = CMSG_NXTHDR(&msg, cmptr))
if (cmptr->cmsg_level == IPPROTO_IP && cmptr->cmsg_type == IP_RECVDSTADDR)
addr.sin_addr = *((struct in_addr *)CMSG_DATA(cmptr));
else if (cmptr->cmsg_level == IPPROTO_IP && cmptr->cmsg_type == IP_RECVIF)
if_index = *((unsigned int *)CMSG_DATA(cmptr));
#elif defined(IP_RECVDSTADDR) && defined(IP_RECVIF)
for (cmptr = CMSG_FIRSTHDR(&msg); cmptr; cmptr = CMSG_NXTHDR(&msg, cmptr))
if (cmptr->cmsg_level == IPPROTO_IP && cmptr->cmsg_type == IP_RECVDSTADDR)
addr.sin_addr = *((struct in_addr *)CMSG_DATA(cmptr));
else if (cmptr->cmsg_level == IPPROTO_IP && cmptr->cmsg_type == IP_RECVIF)
#ifdef HAVE_SOLARIS_NETWORK
if_index = *((unsigned int *)CMSG_DATA(cmptr));
#else
if_index = ((struct sockaddr_dl *)CMSG_DATA(cmptr))->sdl_index;
if_index = ((struct sockaddr_dl *)CMSG_DATA(cmptr))->sdl_index;
#endif
if (if_index == 0 || !if_indextoname(if_index, ifr.ifr_name))
return;
#endif
if (addr.sin_addr.s_addr == 0)
return;
if (!iface_check(AF_INET, (struct all_addr *)&addr.sin_addr,
&ifr, &if_index))
if (!indextoname(listen->tftpfd, if_index, name) ||
addr.sin_addr.s_addr == 0 ||
!iface_check(AF_INET, (struct all_addr *)&addr.sin_addr, name, &if_index))
return;
/* allowed interfaces are the same as for DHCP */
for (tmp = daemon->dhcp_except; tmp; tmp = tmp->next)
if (tmp->name && (strcmp(tmp->name, ifr.ifr_name) == 0))
if (tmp->name && (strcmp(tmp->name, name) == 0))
return;
}
@@ -172,7 +169,7 @@ void tftp_request(struct listener *listen, time_t now)
addr.sin_port = htons(port);
continue;
}
my_syslog(LOG_ERR, _("unable to get free port for TFTP"));
my_syslog(MS_TFTP | LOG_ERR, _("unable to get free port for TFTP"));
}
free_transfer(transfer);
return;
@@ -268,7 +265,7 @@ void tftp_request(struct listener *listen, time_t now)
free_transfer(transfer);
else
{
my_syslog(LOG_INFO, _("TFTP sent %s to %s"), daemon->namebuff, inet_ntoa(peer.sin_addr));
my_syslog(MS_TFTP | LOG_INFO, _("TFTP sent %s to %s"), daemon->namebuff, inet_ntoa(peer.sin_addr));
transfer->next = daemon->tftp_trans;
daemon->tftp_trans = transfer;
}
@@ -402,7 +399,7 @@ void check_tftp_listeners(fd_set *rset, time_t now)
*(q++) = *r;
*q = 0;
}
my_syslog(LOG_ERR, _("TFTP error %d %s received from %s"),
my_syslog(MS_TFTP | LOG_ERR, _("TFTP error %d %s received from %s"),
(int)ntohs(mess->block), err,
inet_ntoa(transfer->peer.sin_addr));
@@ -433,7 +430,7 @@ void check_tftp_listeners(fd_set *rset, time_t now)
/* don't complain about timeout when we're awaiting the last
ACK, some clients never send it */
if (len != 0)
my_syslog(LOG_ERR, _("TFTP failed sending %s to %s"),
my_syslog(MS_TFTP | LOG_ERR, _("TFTP failed sending %s to %s"),
transfer->file->filename, inet_ntoa(transfer->peer.sin_addr));
len = 0;
}
@@ -493,7 +490,7 @@ static ssize_t tftp_err(int err, char *packet, char *message, char *file)
mess->err = htons(err);
ret += (snprintf(mess->message, 500, message, file, errstr) + 1);
if (err != ERR_FNF)
my_syslog(LOG_ERR, "TFTP %s", mess->message);
my_syslog(MS_TFTP | LOG_ERR, "TFTP %s", mess->message);
return ret;
}