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author | Marc-André Lureau | 2019-02-12 17:25:21 +0100 |
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committer | Samuel Thibault | 2019-03-07 12:46:31 +0100 |
commit | c2d63650d962612cfa1b21302782d4cd12142c74 (patch) | |
tree | 13f97c3ecbf6a6588f579e9f7c2ab9cb5f3ce5ec /slirp/arp_table.c | |
parent | slirp: use "slirp_" prefix for inet_aton() win32 implementation (diff) | |
download | qemu-c2d63650d962612cfa1b21302782d4cd12142c74.tar.gz qemu-c2d63650d962612cfa1b21302782d4cd12142c74.tar.xz qemu-c2d63650d962612cfa1b21302782d4cd12142c74.zip |
slirp: move sources to src/ subdirectory
Prepare for making slirp/ a standalone project.
Remove some useless includes while at it.
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20190212162524.31504-5-marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Diffstat (limited to 'slirp/arp_table.c')
-rw-r--r-- | slirp/arp_table.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/slirp/arp_table.c b/slirp/arp_table.c deleted file mode 100644 index 58eafdcfd8..0000000000 --- a/slirp/arp_table.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * ARP table - * - * Copyright (c) 2011 AdaCore - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "slirp.h" - -#include <string.h> - -void arp_table_add(Slirp *slirp, uint32_t ip_addr, uint8_t ethaddr[ETH_ALEN]) -{ - const uint32_t broadcast_addr = - ~slirp->vnetwork_mask.s_addr | slirp->vnetwork_addr.s_addr; - ArpTable *arptbl = &slirp->arp_table; - int i; - - DEBUG_CALL("arp_table_add"); - DEBUG_ARG("ip = %s", inet_ntoa((struct in_addr){.s_addr = ip_addr})); - DEBUG_ARG("hw addr = %02x:%02x:%02x:%02x:%02x:%02x", - ethaddr[0], ethaddr[1], ethaddr[2], - ethaddr[3], ethaddr[4], ethaddr[5]); - - if (ip_addr == 0 || ip_addr == 0xffffffff || ip_addr == broadcast_addr) { - /* Do not register broadcast addresses */ - return; - } - - /* Search for an entry */ - for (i = 0; i < ARP_TABLE_SIZE; i++) { - if (arptbl->table[i].ar_sip == ip_addr) { - /* Update the entry */ - memcpy(arptbl->table[i].ar_sha, ethaddr, ETH_ALEN); - return; - } - } - - /* No entry found, create a new one */ - arptbl->table[arptbl->next_victim].ar_sip = ip_addr; - memcpy(arptbl->table[arptbl->next_victim].ar_sha, ethaddr, ETH_ALEN); - arptbl->next_victim = (arptbl->next_victim + 1) % ARP_TABLE_SIZE; -} - -bool arp_table_search(Slirp *slirp, uint32_t ip_addr, - uint8_t out_ethaddr[ETH_ALEN]) -{ - const uint32_t broadcast_addr = - ~slirp->vnetwork_mask.s_addr | slirp->vnetwork_addr.s_addr; - ArpTable *arptbl = &slirp->arp_table; - int i; - - DEBUG_CALL("arp_table_search"); - DEBUG_ARG("ip = %s", inet_ntoa((struct in_addr){.s_addr = ip_addr})); - - /* If broadcast address */ - if (ip_addr == 0xffffffff || ip_addr == broadcast_addr) { - /* return Ethernet broadcast address */ - memset(out_ethaddr, 0xff, ETH_ALEN); - return 1; - } - - for (i = 0; i < ARP_TABLE_SIZE; i++) { - if (arptbl->table[i].ar_sip == ip_addr) { - memcpy(out_ethaddr, arptbl->table[i].ar_sha, ETH_ALEN); - DEBUG_ARG("found hw addr = %02x:%02x:%02x:%02x:%02x:%02x", - out_ethaddr[0], out_ethaddr[1], out_ethaddr[2], - out_ethaddr[3], out_ethaddr[4], out_ethaddr[5]); - return 1; - } - } - - return 0; -} |