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sys/netpfil/pf/pf_syncookies.c
| Show First 20 Lines • Show All 165 Lines • ▼ Show 20 Lines | if (nv->size == 0) { | ||||
| ERROUT(ENOSPC); | ERROUT(ENOSPC); | ||||
| } | } | ||||
| error = copyout(nvlpacked, nv->data, nv->len); | error = copyout(nvlpacked, nv->data, nv->len); | ||||
| #undef ERROUT | #undef ERROUT | ||||
| errout: | errout: | ||||
| nvlist_destroy(nvl); | nvlist_destroy(nvl); | ||||
| free(nvlpacked, M_TEMP); | free(nvlpacked, M_NVLIST); | ||||
| return (error); | return (error); | ||||
| } | } | ||||
| int | int | ||||
| pf_set_syncookies(struct pfioc_nv *nv) | pf_set_syncookies(struct pfioc_nv *nv) | ||||
| { | { | ||||
| nvlist_t *nvl = NULL; | nvlist_t *nvl = NULL; | ||||
| void *nvlpacked = NULL; | void *nvlpacked = NULL; | ||||
| int error; | int error; | ||||
| bool enabled, adaptive; | bool enabled, adaptive; | ||||
| uint32_t hiwat, lowat; | uint32_t hiwat, lowat; | ||||
| uint8_t newmode; | uint8_t newmode; | ||||
| #define ERROUT(x) ERROUT_FUNCTION(errout, x) | #define ERROUT(x) ERROUT_FUNCTION(errout, x) | ||||
| if (nv->len > pf_ioctl_maxcount) | if (nv->len > pf_ioctl_maxcount) | ||||
| return (ENOMEM); | return (ENOMEM); | ||||
| nvlpacked = malloc(nv->len, M_TEMP, M_WAITOK); | nvlpacked = malloc(nv->len, M_NVLIST, M_WAITOK); | ||||
| if (nvlpacked == NULL) | if (nvlpacked == NULL) | ||||
| return (ENOMEM); | return (ENOMEM); | ||||
| error = copyin(nv->data, nvlpacked, nv->len); | error = copyin(nv->data, nvlpacked, nv->len); | ||||
| if (error) | if (error) | ||||
| ERROUT(error); | ERROUT(error); | ||||
| nvl = nvlist_unpack(nvlpacked, nv->len, 0); | nvl = nvlist_unpack(nvlpacked, nv->len, 0); | ||||
| Show All 24 Lines | #define ERROUT(x) ERROUT_FUNCTION(errout, x) | ||||
| V_pf_syncookie_status.lowat = lowat; | V_pf_syncookie_status.lowat = lowat; | ||||
| V_pf_syncookie_status.hiwat = hiwat; | V_pf_syncookie_status.hiwat = hiwat; | ||||
| PF_RULES_WUNLOCK(); | PF_RULES_WUNLOCK(); | ||||
| #undef ERROUT | #undef ERROUT | ||||
| errout: | errout: | ||||
| nvlist_destroy(nvl); | nvlist_destroy(nvl); | ||||
| free(nvlpacked, M_TEMP); | free(nvlpacked, M_NVLIST); | ||||
| return (error); | return (error); | ||||
| } | } | ||||
| static int | static int | ||||
| pf_syncookies_setmode(u_int8_t mode) | pf_syncookies_setmode(u_int8_t mode) | ||||
| { | { | ||||
| if (mode > PF_SYNCOOKIES_MODE_MAX) | if (mode > PF_SYNCOOKIES_MODE_MAX) | ||||
| ▲ Show 20 Lines • Show All 258 Lines • Show Last 20 Lines | |||||