/* * netsniff-ng - the packet sniffing beast * Copyright 2009, 2010, 2011, 2012 Daniel Borkmann. * Subject to the GPL, version 2. */ #include #include #include #include "built_in.h" #include "tprintf.h" #include "pkt_buff.h" #include "proto.h" #include "protos.h" #include "dissector.h" #include "dissector_eth.h" #include "dissector_80211.h" int dissector_set_print_type(void *ptr, int type) { struct protocol *proto; for (proto = ptr; proto; proto = proto->next) { switch (type) { case PRINT_NORM: proto->process = proto->print_full; break; case PRINT_LESS: proto->process = proto->print_less; break; default: proto->process = NULL; break; } } return 0; } static void dissector_main(struct pkt_buff *pkt, struct protocol *start, struct protocol *end) { struct protocol *proto; if (!start) return; for (pkt->proto = start; pkt->proto; ) { if (unlikely(!pkt->proto->process)) break; proto = pkt->proto; pkt->proto = NULL; proto->process(pkt); } if (end && likely(end->process)) end->process(pkt); } void dissector_entry_point(uint8_t *packet, size_t len, int linktype, int mode) { struct protocol *proto_start, *proto_end; struct pkt_buff *pkt = NULL; if (mode == PRINT_NONE) return; pkt = pkt_alloc(packet, len); switch (linktype) { case LINKTYPE_EN10MB: case ___constant_swab32(LINKTYPE_EN10MB): proto_start = dissector_get_ethernet_entry_point(); proto_end = dissector_get_ethernet_exit_point(); break; case LINKTYPE_IEEE802_11: case ___constant_swab32(LINKTYPE_IEEE802_11): proto_start = dissector_get_ieee80211_entry_point(); proto_end = dissector_get_ieee80211_exit_point(); break; default: panic("Linktype not supported!\n"); }; dissector_main(pkt, proto_start, proto_end); switch (mode) { case PRINT_HEX: hex(pkt); break; case PRINT_ASCII: ascii(pkt); break; case PRINT_HEX_ASCII: hex_ascii(pkt); break; } tprintf_flush(); pkt_free(pkt); } void dissector_init_all(int fnttype) { dissector_init_ethernet(fnttype); dissector_init_ieee80211(fnttype); } void dissector_cleanup_all(void) { dissector_cleanup_ethernet(); dissector_cleanup_ieee80211(); } d0506a2395eb07bef248de95016d9a8cf8a465ea'/>
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authorRussell King <rmk+kernel@arm.linux.org.uk>2016-04-01 14:47:36 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2016-05-03 11:15:51 +0100
commitd0506a2395eb07bef248de95016d9a8cf8a465ea (patch)
tree5e144f520ff77b154cf9c3a47babc671a02861fe /arch/arm
parent981b6714dbd26609212536b9fed43e49db1459cf (diff)
ARM: kexec: remove 512MB restriction on kexec crashdump
The real limit is the top of the visible physical address space with the MMU turned off. Hence, we need to limit the crash kernel allocation running-view physical address of the top of the boot-view physical address space. Reviewed-by: Pratyush Anand <panand@redhat.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')