diff options
Diffstat (limited to 'networking/udhcp/dhcpc.c')
| -rw-r--r-- | networking/udhcp/dhcpc.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c index e0bddcdc9..e55b606cd 100644 --- a/networking/udhcp/dhcpc.c +++ b/networking/udhcp/dhcpc.c @@ -566,8 +566,8 @@ static void fill_envp(struct dhcp_packet *packet) } } -/* Call a script with a par file and env vars */ -static void udhcp_run_script(struct dhcp_packet *packet, const char *name) +/* Call a script with env vars */ +static void d4_run_script(struct dhcp_packet *packet, const char *name) { char *argv[3]; @@ -585,6 +585,10 @@ static void udhcp_run_script(struct dhcp_packet *packet, const char *name) client_data.envp = NULL; } +static void d4_run_script_deconfig(void) +{ + d4_run_script(NULL, "deconfig"); +} /*** Sending/receiving packets ***/ @@ -882,7 +886,7 @@ int send_release(uint32_t server, uint32_t ciaddr) /* Returns -1 on errors that are fatal for the socket, -2 for those that aren't */ /* NOINLINE: limit stack usage in caller */ -static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd) +static NOINLINE int d4_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd) { int bytes; struct ip_udp_dhcp_packet packet; @@ -1143,7 +1147,7 @@ static void perform_release(uint32_t server_addr, uint32_t requested_ip) * Users requested to be notified in all cases, even if not in one * of the states above. */ - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); client_data.state = RELEASED; } @@ -1374,7 +1378,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) srand(monotonic_us()); client_data.state = INIT_SELECTING; - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); packet_num = 0; timeout = 0; lease_remaining = 0; @@ -1460,7 +1464,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) } leasefail: change_listen_mode(LISTEN_NONE); - udhcp_run_script(NULL, "leasefail"); + d4_run_script(NULL, "leasefail"); #if BB_MMU /* -b is not supported on NOMMU */ if (opt & OPT_b) { /* background if no lease */ bb_simple_info_msg("no lease, forking to background"); @@ -1555,7 +1559,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) /* Timed out, enter init state */ change_listen_mode(LISTEN_NONE); bb_simple_info_msg("lease lost, entering init state"); - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); client_data.state = INIT_SELECTING; client_data.first_secs = 0; /* make secs field count from 0 */ timeout = 0; @@ -1595,7 +1599,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) /* Two SIGUSR1 received, start things over */ case RENEW_REQUESTED: change_listen_mode(LISTEN_NONE); - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); /* Wake from SIGUSR2-induced deconfigured state */ default: @@ -1627,7 +1631,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) if (client_data.listen_mode == LISTEN_KERNEL) len = udhcp_recv_kernel_packet(&packet, client_data.sockfd); else - len = udhcp_recv_raw_packet(&packet, client_data.sockfd); + len = d4_recv_raw_packet(&packet, client_data.sockfd); if (len == -1) { /* Error is severe, reopen socket */ bb_error_msg("read error: "STRERROR_FMT", reopening socket" STRERROR_ERRNO); @@ -1772,7 +1776,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) send_decline(/*xid,*/ server_addr, packet.yiaddr); if (client_data.state != REQUESTING) - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); client_data.state = INIT_SELECTING; client_data.first_secs = 0; /* make secs field count from 0 */ requested_ip = 0; @@ -1784,7 +1788,7 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) #endif /* enter bound state */ start = monotonic_sec(); - udhcp_run_script(&packet, client_data.state == REQUESTING ? "bound" : "renew"); + d4_run_script(&packet, client_data.state == REQUESTING ? "bound" : "renew"); lease_remaining -= (unsigned)monotonic_sec() - start; if (lease_remaining < 0) lease_remaining = 0; @@ -1831,9 +1835,9 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv) /* return to init state */ change_listen_mode(LISTEN_NONE); bb_info_msg("received %s", "DHCP NAK"); - udhcp_run_script(&packet, "nak"); + d4_run_script(&packet, "nak"); if (client_data.state != REQUESTING) - udhcp_run_script(NULL, "deconfig"); + d4_run_script_deconfig(); sleep(3); /* avoid excessive network traffic */ client_data.state = INIT_SELECTING; client_data.first_secs = 0; /* make secs field count from 0 */ |