diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/udhcp/dhcpd.c | 59 | ||||
| -rw-r--r-- | networking/udhcp/dhcpd.h | 13 | ||||
| -rw-r--r-- | networking/udhcp/static_leases.c | 55 |
3 files changed, 58 insertions, 69 deletions
diff --git a/networking/udhcp/dhcpd.c b/networking/udhcp/dhcpd.c index 8bd65df..b625756 100644 --- a/networking/udhcp/dhcpd.c +++ b/networking/udhcp/dhcpd.c @@ -39,7 +39,64 @@ #include "dhcpc.h" #include "dhcpd.h" -/* on these functions, make sure your datatype matches */ +/* Takes the address of the pointer to the static_leases linked list, + * address to a 6 byte mac address, + * 4 byte IP address */ +static void add_static_lease(struct static_lease **st_lease_pp, + uint8_t *mac, + uint32_t nip) +{ + struct static_lease *st_lease; + + /* Find the tail of the list */ + while ((st_lease = *st_lease_pp) != NULL) { + st_lease_pp = &st_lease->next; + } + + /* Add new node */ + *st_lease_pp = st_lease = xzalloc(sizeof(*st_lease)); + memcpy(st_lease->mac, mac, 6); + st_lease->nip = nip; + /*st_lease->next = NULL;*/ +} + +/* Find static lease IP by mac */ +static uint32_t get_static_nip_by_mac(struct static_lease *st_lease, void *mac) +{ + while (st_lease) { + if (memcmp(st_lease->mac, mac, 6) == 0) + return st_lease->nip; + st_lease = st_lease->next; + } + + return 0; +} + +#if defined CONFIG_UDHCP_DEBUG && CONFIG_UDHCP_DEBUG >= 2 +/* Print out static leases just to check what's going on */ +/* Takes the address of the pointer to the static_leases linked list */ +static void log_static_leases(struct static_lease **st_lease_pp) +{ + struct static_lease *cur; + + if (dhcp_verbose < 2) + return; + + cur = *st_lease_pp; + while (cur) { + bb_error_msg("static lease: mac:%02x:%02x:%02x:%02x:%02x:%02x nip:%x", + cur->mac[0], cur->mac[1], cur->mac[2], + cur->mac[3], cur->mac[4], cur->mac[5], + cur->nip + ); + cur = cur->next; + } +} +#else +# define log_static_leases(st_lease_pp) ((void)0) +#endif + +/* On these functions, make sure your datatype matches */ static int FAST_FUNC read_str(const char *line, void *arg) { char **dest = arg; diff --git a/networking/udhcp/dhcpd.h b/networking/udhcp/dhcpd.h index 08c9e8c..b8d94a7 100644 --- a/networking/udhcp/dhcpd.h +++ b/networking/udhcp/dhcpd.h @@ -102,20 +102,7 @@ struct dyn_lease *find_lease_by_mac(const uint8_t *mac) FAST_FUNC; struct dyn_lease *find_lease_by_nip(uint32_t nip) FAST_FUNC; uint32_t find_free_or_expired_nip(const uint8_t *safe_mac, unsigned arpping_ms) FAST_FUNC; - -/* Config file parser will pass static lease info to this function - * which will add it to a data structure that can be searched later */ -void add_static_lease(struct static_lease **st_lease_pp, uint8_t *mac, uint32_t nip) FAST_FUNC; -/* Find static lease IP by mac */ -uint32_t get_static_nip_by_mac(struct static_lease *st_lease, void *arg) FAST_FUNC; -/* Check to see if an IP is reserved as a static IP */ int is_nip_reserved(struct static_lease *st_lease, uint32_t nip) FAST_FUNC; -/* Print out static leases just to check what's going on (debug code) */ -#if defined CONFIG_UDHCP_DEBUG && CONFIG_UDHCP_DEBUG >= 2 -void log_static_leases(struct static_lease **st_lease_pp) FAST_FUNC; -#else -# define log_static_leases(st_lease_pp) ((void)0) -#endif POP_SAVED_FUNCTION_VISIBILITY diff --git a/networking/udhcp/static_leases.c b/networking/udhcp/static_leases.c index b7f9e5c..3be7a52 100644 --- a/networking/udhcp/static_leases.c +++ b/networking/udhcp/static_leases.c @@ -9,39 +9,6 @@ #include "common.h" #include "dhcpd.h" -/* Takes the address of the pointer to the static_leases linked list, - * address to a 6 byte mac address, - * 4 byte IP address */ -void FAST_FUNC add_static_lease(struct static_lease **st_lease_pp, - uint8_t *mac, - uint32_t nip) -{ - struct static_lease *st_lease; - - /* Find the tail of the list */ - while ((st_lease = *st_lease_pp) != NULL) { - st_lease_pp = &st_lease->next; - } - - /* Add new node */ - *st_lease_pp = st_lease = xzalloc(sizeof(*st_lease)); - memcpy(st_lease->mac, mac, 6); - st_lease->nip = nip; - /*st_lease->next = NULL;*/ -} - -/* Find static lease IP by mac */ -uint32_t FAST_FUNC get_static_nip_by_mac(struct static_lease *st_lease, void *mac) -{ - while (st_lease) { - if (memcmp(st_lease->mac, mac, 6) == 0) - return st_lease->nip; - st_lease = st_lease->next; - } - - return 0; -} - /* Check to see if an IP is reserved as a static IP */ int FAST_FUNC is_nip_reserved(struct static_lease *st_lease, uint32_t nip) { @@ -53,25 +20,3 @@ int FAST_FUNC is_nip_reserved(struct static_lease *st_lease, uint32_t nip) return 0; } - -#if defined CONFIG_UDHCP_DEBUG && CONFIG_UDHCP_DEBUG >= 2 -/* Print out static leases just to check what's going on */ -/* Takes the address of the pointer to the static_leases linked list */ -void FAST_FUNC log_static_leases(struct static_lease **st_lease_pp) -{ - struct static_lease *cur; - - if (dhcp_verbose < 2) - return; - - cur = *st_lease_pp; - while (cur) { - bb_error_msg("static lease: mac:%02x:%02x:%02x:%02x:%02x:%02x nip:%x", - cur->mac[0], cur->mac[1], cur->mac[2], - cur->mac[3], cur->mac[4], cur->mac[5], - cur->nip - ); - cur = cur->next; - } -} -#endif |