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Implement optional syslog logging using ordinary

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bb_xx_msg calls, and convert networking/* to it.
The rest of bbox will be converted gradually.
This commit is contained in:
Denis Vlasenko
2006-09-06 18:36:50 +00:00
parent 5d725462d4
commit 3538b9a882
39 changed files with 296 additions and 366 deletions
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27
networking/udhcp/clientpacket.c
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@@ -44,7 +44,8 @@ unsigned long random_xid(void)
fd = open("/dev/urandom", 0);
if (fd < 0 || read(fd, &seed, sizeof(seed)) < 0) {
LOG(LOG_WARNING, "Could not load seed from /dev/urandom: %m");
bb_info_msg("Could not load seed "
"from /dev/urandom: %s", strerror(errno));
seed = time(0);
}
if (fd >= 0) close(fd);
@@ -97,7 +98,7 @@ int send_discover(unsigned long xid, unsigned long requested)
add_simple_option(packet.options, DHCP_REQUESTED_IP, requested);
add_requests(&packet);
LOG(LOG_DEBUG, "Sending discover...");
bb_info_msg("Sending discover...");
return udhcp_raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
SERVER_PORT, MAC_BCAST_ADDR, client_config.ifindex);
}
@@ -117,7 +118,7 @@ int send_selecting(unsigned long xid, unsigned long server, unsigned long reques
add_requests(&packet);
addr.s_addr = requested;
LOG(LOG_DEBUG, "Sending select for %s...", inet_ntoa(addr));
bb_info_msg("Sending select for %s...", inet_ntoa(addr));
return udhcp_raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
SERVER_PORT, MAC_BCAST_ADDR, client_config.ifindex);
}
@@ -134,7 +135,7 @@ int send_renew(unsigned long xid, unsigned long server, unsigned long ciaddr)
packet.ciaddr = ciaddr;
add_requests(&packet);
LOG(LOG_DEBUG, "Sending renew...");
bb_info_msg("Sending renew...");
if (server)
ret = udhcp_kernel_packet(&packet, ciaddr, CLIENT_PORT, server, SERVER_PORT);
else ret = udhcp_raw_packet(&packet, INADDR_ANY, CLIENT_PORT, INADDR_BROADCAST,
@@ -155,7 +156,7 @@ int send_release(unsigned long server, unsigned long ciaddr)
add_simple_option(packet.options, DHCP_REQUESTED_IP, ciaddr);
add_simple_option(packet.options, DHCP_SERVER_ID, server);
LOG(LOG_DEBUG, "Sending release...");
bb_info_msg("Sending release...");
return udhcp_kernel_packet(&packet, ciaddr, CLIENT_PORT, server, SERVER_PORT);
}
@@ -171,18 +172,18 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
memset(&packet, 0, sizeof(struct udp_dhcp_packet));
bytes = read(fd, &packet, sizeof(struct udp_dhcp_packet));
if (bytes < 0) {
DEBUG(LOG_INFO, "couldn't read on raw listening socket -- ignoring");
DEBUG("Couldn't read on raw listening socket - ignoring");
usleep(500000); /* possible down interface, looping condition */
return -1;
}
if (bytes < (int) (sizeof(struct iphdr) + sizeof(struct udphdr))) {
DEBUG(LOG_INFO, "message too short, ignoring");
DEBUG("Message too short, ignoring");
return -2;
}
if (bytes < ntohs(packet.ip.tot_len)) {
DEBUG(LOG_INFO, "Truncated packet");
DEBUG("Truncated packet");
return -2;
}
@@ -194,7 +195,7 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
packet.ip.ihl != sizeof(packet.ip) >> 2 || packet.udp.dest != htons(CLIENT_PORT) ||
bytes > (int) sizeof(struct udp_dhcp_packet) ||
ntohs(packet.udp.len) != (uint16_t) (bytes - sizeof(packet.ip))) {
DEBUG(LOG_INFO, "unrelated/bogus packet");
DEBUG("Unrelated/bogus packet");
return -2;
}
@@ -202,7 +203,7 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
check = packet.ip.check;
packet.ip.check = 0;
if (check != udhcp_checksum(&(packet.ip), sizeof(packet.ip))) {
DEBUG(LOG_INFO, "bad IP header checksum, ignoring");
DEBUG("bad IP header checksum, ignoring");
return -1;
}
@@ -218,17 +219,17 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
packet.ip.daddr = dest;
packet.ip.tot_len = packet.udp.len; /* cheat on the psuedo-header */
if (check && check != udhcp_checksum(&packet, bytes)) {
DEBUG(LOG_ERR, "packet with bad UDP checksum received, ignoring");
bb_error_msg("Packet with bad UDP checksum received, ignoring");
return -2;
}
memcpy(payload, &(packet.data), bytes - (sizeof(packet.ip) + sizeof(packet.udp)));
if (ntohl(payload->cookie) != DHCP_MAGIC) {
LOG(LOG_ERR, "received bogus message (bad magic) -- ignoring");
bb_error_msg("Received bogus message (bad magic) - ignoring");
return -2;
}
DEBUG(LOG_INFO, "oooooh!!! got some!");
DEBUG("oooooh!!! got some!");
return bytes - (sizeof(packet.ip) + sizeof(packet.udp));
}