aac20c317c
chrono_main.c: In function 'chrono_main':
Error: chrono_main.c:396:11: error: 'strncpy' output truncated before terminating nul copying 7 bytes from a string of the same length [-Werror=stringop-truncation]
396 | strncpy(str, "00:00.0", 7);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
Error: chrono_main.c:434:25: error: '%02ld' directive writing between 2 and 9 bytes into a region of size 8 [-Werror=format-overflow=]
434 | sprintf(str, "%02ld:%02ld:%01ld", min, sec,
| ^~~~~
chrono_main.c:434:24: note: directive argument in the range [-35791394, 35791394]
434 | sprintf(str, "%02ld:%02ld:%01ld", min, sec,
| ^~~~~~~~~~~~~~~~~~~
chrono_main.c:434:24: note: directive argument in the range [-59, 59]
chrono_main.c:434:24: note: directive argument in the range [-21, 21]
chrono_main.c:434:11: note: 'sprintf' output between 8 and 18 bytes into a destination of size 8
434 | sprintf(str, "%02ld:%02ld:%01ld", min, sec,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
435 | (priv->ts_end.tv_nsec / 100000000));
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nsh_routecmds.c: In function 'cmd_delroute':
Error: nsh_routecmds.c:611:11: error: 'memset' forming offset [16, 27] is out of the bounds [0, 16] of object 'inaddr' with type 'union <anonymous>' [-Werror=array-bounds]
611 | memset(&inaddr.ipv6, 0, sizeof(struct sockaddr_in6));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nsh_routecmds.c:491:5: note: 'inaddr' declared here
491 | } inaddr;
| ^~~~~~
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
770 lines
17 KiB
C
770 lines
17 KiB
C
/****************************************************************************
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* apps/nshlib/nsh_routecmds.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <net/route.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include "netutils/netlib.h"
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#include "nsh.h"
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#include "nsh_console.h"
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#if defined(CONFIG_NET) && defined(CONFIG_NET_ROUTE)
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static int slash_notation(FAR char *arg)
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{
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FAR char *sptr;
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FAR char *ptr;
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/* If an address contains a /, then the netmask is imply by the following
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* numeric value.
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*/
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sptr = strchr(arg, '/');
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if (sptr != NULL)
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{
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/* Make sure that everything following the slash is a decimal digit. */
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ptr = sptr + 1;
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while (isdigit(*ptr))
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{
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ptr++;
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}
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/* There should be nothing be digits after the slash and up to the
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* NULL terminator.
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*/
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if (*ptr == '\0')
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{
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*sptr++ = '\0';
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return atoi(sptr);
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}
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}
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return ERROR;
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: cmd_addroute
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*
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* nsh> addroute <target> [<netmask>] <router>
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*
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****************************************************************************/
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#ifndef CONFIG_NSH_DISABLE_ADDROUTE
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int cmd_addroute(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
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{
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union
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{
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#ifdef CONFIG_NET_IPv4
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struct sockaddr_in ipv4;
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#endif
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#ifdef CONFIG_NET_IPv6
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struct sockaddr_in6 ipv6;
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#endif
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} target;
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union
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{
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#ifdef CONFIG_NET_IPv4
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struct sockaddr_in ipv4;
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#endif
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#ifdef CONFIG_NET_IPv6
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struct sockaddr_in6 ipv6;
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#endif
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} netmask;
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union
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{
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#ifdef CONFIG_NET_IPv4
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struct sockaddr_in ipv4;
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#endif
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#ifdef CONFIG_NET_IPv6
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struct sockaddr_in6 ipv6;
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#endif
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} router;
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union
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{
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#ifdef CONFIG_NET_IPv4
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struct in_addr ipv4;
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#endif
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#ifdef CONFIG_NET_IPv6
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struct in6_addr ipv6;
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#endif
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} inaddr;
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sa_family_t family;
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int rtrndx;
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int shift;
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int sockfd;
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int ret;
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FAR char *sptr;
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/* First, check if we are setting the default route */
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if (strcmp(argv[1], "default") == 0)
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{
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/* We are expecting an ip and an interface name to follow. */
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if (argc < 4)
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{
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nsh_error(vtbl, g_fmtargrequired, argv[0]);
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goto errout;
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}
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else if (argc > 4)
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{
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nsh_error(vtbl, g_fmttoomanyargs, argv[0]);
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goto errout;
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}
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/* Convert the target IP address string into its binary form */
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#ifdef CONFIG_NET_IPv4
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family = PF_INET;
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ret = inet_pton(AF_INET, argv[2], &inaddr.ipv4);
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if (ret != 1)
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#endif
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{
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#ifdef CONFIG_NET_IPv6
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family = PF_INET6;
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ret = inet_pton(AF_INET6, argv[2], &inaddr.ipv6);
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if (ret != 1)
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#endif
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{
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout;
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}
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}
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#ifdef CONFIG_NET_IPv4
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if (family == PF_INET)
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{
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ret = netlib_set_dripv4addr(argv[3], &inaddr.ipv4);
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if (ret != 0)
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{
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nsh_error(vtbl, g_fmtcmdfailed, argv[0]);
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goto errout;
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}
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}
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#endif
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#ifdef CONFIG_NET_IPv6
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if (family == PF_INET6)
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{
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ret = netlib_set_dripv6addr(argv[3], &inaddr.ipv6);
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if (ret != 0)
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{
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nsh_error(vtbl, g_fmtcmdfailed, argv[0]);
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goto errout;
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}
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}
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#endif
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return OK;
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}
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/* Check if slash notation is used with the target address */
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shift = slash_notation(argv[1]);
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/* There will be 2 or 3 arguments, depending on if slash notation is
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* used.
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*/
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if (shift > 0 && argc != 3)
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{
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nsh_error(vtbl, g_fmttoomanyargs, argv[0]);
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goto errout;
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}
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else if (shift < 0 && argc != 4)
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{
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nsh_error(vtbl, g_fmtargrequired, argv[0]);
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goto errout;
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}
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/* We need to remove the slash notation before passing it to inet_pton */
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if (shift > 0)
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{
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sptr = strchr(argv[1], '/');
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if (sptr != NULL)
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{
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*sptr = '\0';
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}
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}
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/* Convert the target IP address string into its binary form */
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#ifdef CONFIG_NET_IPv4
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family = PF_INET;
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ret = inet_pton(AF_INET, argv[1], &inaddr.ipv4);
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if (ret != 1)
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#endif
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{
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#ifdef CONFIG_NET_IPv6
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family = PF_INET6;
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ret = inet_pton(AF_INET6, argv[1], &inaddr.ipv6);
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if (ret != 1)
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#endif
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{
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout;
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}
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}
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/* We need to have a socket (any socket) in order to perform the ioctl */
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sockfd = socket(NET_SOCK_FAMILY, NET_SOCK_TYPE, NET_SOCK_PROTOCOL);
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if (sockfd < 0)
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{
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nsh_error(vtbl, g_fmtcmdfailed, argv[0], "socket", NSH_ERRNO);
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goto errout;
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}
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/* Format the target sockaddr instance */
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memset(&target, 0, sizeof(target));
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#ifdef CONFIG_NET_IPv4
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#ifdef CONFIG_NET_IPv6
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if (family == PF_INET)
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#endif
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{
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target.ipv4.sin_family = AF_INET;
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target.ipv4.sin_addr = inaddr.ipv4;
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}
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#endif
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#ifdef CONFIG_NET_IPv6
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#ifdef CONFIG_NET_IPv4
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else
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#endif
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{
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target.ipv6.sin6_family = AF_INET6;
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memcpy(&target.ipv6.sin6_addr, &inaddr.ipv6,
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sizeof(struct in6_addr));
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}
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#endif
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/* Convert the netmask IP address string into its binary form */
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if (shift >= 0)
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{
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#ifdef CONFIG_NET_IPv4
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#ifdef CONFIG_NET_IPv6
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if (family == PF_INET)
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#endif
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{
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/* /0 -> 0x00000000
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* /8 -> 0xff000000
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* /24 -> 0xffffff00
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* /32 -> 0xffffffff
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*/
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if (shift > 32)
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{
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout_with_sockfd;
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}
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inaddr.ipv4.s_addr = htonl(0xffffffff << (32 - shift));
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}
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#endif
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#ifdef CONFIG_NET_IPv6
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#ifdef CONFIG_NET_IPv4
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else
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#endif
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{
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int i;
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/* /0 -> 0000:0000:0000:0000:0000:0000:0000:0000
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* /16 -> ffff:0000:0000:0000:0000:0000:0000:0000
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* /32 -> ffff:ffff:0000:0000:0000:0000:0000:0000
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* ...
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* /128 -> ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
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*/
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memset(&inaddr.ipv6, 0, sizeof(inaddr.ipv6));
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for (i = 0; i < 8 && shift >= 16; i++, shift -= 16)
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{
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inaddr.ipv6.s6_addr16[i] = 0xffff;
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}
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if (shift > 16 || (shift > 0 && i >= 8))
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{
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout_with_sockfd;
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}
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/* /0 -> 0x0000
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* /1 -> 0x8000
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* /2 -> 0xc000
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* ...
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* /16 -> 0xffff
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*/
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if (shift > 0)
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{
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inaddr.ipv6.s6_addr16[i] = htons(0xffff << (16 - shift));
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}
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}
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#endif
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rtrndx = 2;
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}
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else
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{
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/* Slash notation not used.. mask should follow the target address */
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ret = inet_pton(family, argv[2], &inaddr);
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if (ret != 1)
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{
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout_with_sockfd;
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}
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rtrndx = 3;
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}
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/* Format the netmask sockaddr instance */
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memset(&netmask, 0, sizeof(netmask));
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#ifdef CONFIG_NET_IPv4
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#ifdef CONFIG_NET_IPv6
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if (family == PF_INET)
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#endif
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{
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netmask.ipv4.sin_family = AF_INET;
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netmask.ipv4.sin_addr = inaddr.ipv4;
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}
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#endif
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#ifdef CONFIG_NET_IPv6
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#ifdef CONFIG_NET_IPv4
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else
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#endif
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{
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netmask.ipv6.sin6_family = AF_INET6;
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memcpy(&netmask.ipv6.sin6_addr, &inaddr.ipv6,
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sizeof(struct in6_addr));
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}
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#endif
|
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|
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/* Convert the router IP address string into its binary form */
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|
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ret = inet_pton(family, argv[rtrndx], &inaddr);
|
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if (ret != 1)
|
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{
|
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nsh_error(vtbl, g_fmtarginvalid, argv[0]);
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goto errout_with_sockfd;
|
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}
|
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|
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/* Format the router sockaddr instance */
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memset(&router, 0, sizeof(router));
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|
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#ifdef CONFIG_NET_IPv4
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#ifdef CONFIG_NET_IPv6
|
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if (family == PF_INET)
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#endif
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{
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router.ipv4.sin_family = AF_INET;
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router.ipv4.sin_addr = inaddr.ipv4;
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}
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#endif
|
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|
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#ifdef CONFIG_NET_IPv6
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#ifdef CONFIG_NET_IPv4
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else
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#endif
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{
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router.ipv6.sin6_family = AF_INET6;
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memcpy(&router.ipv6.sin6_addr, &inaddr.ipv6,
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sizeof(struct in6_addr));
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}
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#endif
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|
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/* Then add the route */
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ret = addroute(sockfd,
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(FAR struct sockaddr_storage *)&target,
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(FAR struct sockaddr_storage *)&netmask,
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(FAR struct sockaddr_storage *)&router);
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if (ret < 0)
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{
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nsh_error(vtbl, g_fmtcmdfailed, argv[0], "addroute", NSH_ERRNO);
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goto errout_with_sockfd;
|
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}
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close(sockfd);
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return OK;
|
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|
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errout_with_sockfd:
|
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close(sockfd);
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errout:
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return ERROR;
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}
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#endif /* !CONFIG_NSH_DISABLE_ADDROUTE */
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/****************************************************************************
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* Name: cmd_delroute
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*
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* nsh> delroute <target> [<netmask>]
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*
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****************************************************************************/
|
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|
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#ifndef CONFIG_NSH_DISABLE_DELROUTE
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int cmd_delroute(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
|
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{
|
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union
|
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{
|
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#ifdef CONFIG_NET_IPv4
|
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struct sockaddr_in ipv4;
|
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#endif
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#ifdef CONFIG_NET_IPv6
|
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struct sockaddr_in6 ipv6;
|
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#endif
|
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} target;
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|
|
union
|
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{
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#ifdef CONFIG_NET_IPv4
|
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struct sockaddr_in ipv4;
|
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#endif
|
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#ifdef CONFIG_NET_IPv6
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struct sockaddr_in6 ipv6;
|
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#endif
|
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} netmask;
|
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|
|
union
|
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{
|
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#ifdef CONFIG_NET_IPv4
|
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struct in_addr ipv4;
|
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#endif
|
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#ifdef CONFIG_NET_IPv6
|
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struct in6_addr ipv6;
|
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#endif
|
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} inaddr;
|
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|
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sa_family_t family;
|
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int shift;
|
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int sockfd;
|
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int ret;
|
|
|
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/* Check if slash notation is used with the target address */
|
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|
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shift = slash_notation(argv[1]);
|
|
|
|
/* There will be 1 or 2 arguments, depending on if slash notation is
|
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* used.
|
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*/
|
|
|
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if (shift > 0 && argc != 2)
|
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{
|
|
nsh_error(vtbl, g_fmttoomanyargs, argv[0]);
|
|
goto errout;
|
|
}
|
|
else if (shift < 0 && argc != 3)
|
|
{
|
|
nsh_error(vtbl, g_fmtargrequired, argv[0]);
|
|
goto errout;
|
|
}
|
|
|
|
/* Convert the target IP address string into its binary form */
|
|
|
|
#ifdef CONFIG_NET_IPv4
|
|
family = PF_INET;
|
|
|
|
ret = inet_pton(AF_INET, argv[1], &inaddr.ipv4);
|
|
if (ret != 1)
|
|
#endif
|
|
{
|
|
#ifdef CONFIG_NET_IPv6
|
|
family = PF_INET6;
|
|
|
|
ret = inet_pton(AF_INET6, argv[1], &inaddr.ipv6);
|
|
if (ret != 1)
|
|
#endif
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
goto errout;
|
|
}
|
|
}
|
|
|
|
/* We need to have a socket (any socket) in order to perform the ioctl */
|
|
|
|
sockfd = socket(NET_SOCK_FAMILY, NET_SOCK_TYPE, NET_SOCK_PROTOCOL);
|
|
if (sockfd < 0)
|
|
{
|
|
nsh_error(vtbl, g_fmtcmdfailed, argv[0], "socket", NSH_ERRNO);
|
|
goto errout;
|
|
}
|
|
|
|
/* Format the target sockaddr instance */
|
|
|
|
memset(&target, 0, sizeof(target));
|
|
|
|
#ifdef CONFIG_NET_IPv4
|
|
#ifdef CONFIG_NET_IPv6
|
|
if (family == PF_INET)
|
|
#endif
|
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{
|
|
target.ipv4.sin_family = AF_INET;
|
|
target.ipv4.sin_addr = inaddr.ipv4;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_NET_IPv6
|
|
#ifdef CONFIG_NET_IPv4
|
|
else
|
|
#endif
|
|
{
|
|
target.ipv6.sin6_family = AF_INET6;
|
|
memcpy(&target.ipv6.sin6_addr, &inaddr.ipv6,
|
|
sizeof(struct in6_addr));
|
|
}
|
|
#endif
|
|
|
|
/* Convert the netmask IP address string into its binary form */
|
|
|
|
if (shift >= 0)
|
|
{
|
|
#ifdef CONFIG_NET_IPv4
|
|
#ifdef CONFIG_NET_IPv6
|
|
if (family == PF_INET)
|
|
#endif
|
|
{
|
|
/* /0 -> 0x00000000
|
|
* /8 -> 0xff000000
|
|
* /24 -> 0xffffff00
|
|
* /32 -> 0xffffffff
|
|
*/
|
|
|
|
if (shift > 32)
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
goto errout_with_sockfd;
|
|
}
|
|
|
|
inaddr.ipv4.s_addr = htonl(0xffffffff << (32 - shift));
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_NET_IPv6
|
|
#ifdef CONFIG_NET_IPv4
|
|
else
|
|
#endif
|
|
{
|
|
int i;
|
|
|
|
/* /0 -> 0000:0000:0000:0000:0000:0000:0000:0000
|
|
* /16 -> ffff:0000:0000:0000:0000:0000:0000:0000
|
|
* /32 -> ffff:ffff:0000:0000:0000:0000:0000:0000
|
|
* ...
|
|
* /128 -> ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
|
|
*/
|
|
|
|
memset(&inaddr.ipv6, 0, sizeof(inaddr.ipv6));
|
|
for (i = 0; i < 8 && shift >= 16; i++, shift -= 16)
|
|
{
|
|
inaddr.ipv6.s6_addr16[i] = 0xffff;
|
|
}
|
|
|
|
if (shift > 16 || (shift > 0 && i >= 8))
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
goto errout_with_sockfd;
|
|
}
|
|
|
|
/* /0 -> 0x0000
|
|
* /1 -> 0x8000
|
|
* /2 -> 0xc000
|
|
* ...
|
|
* /16 -> 0xffff
|
|
*/
|
|
|
|
if (shift > 0)
|
|
{
|
|
inaddr.ipv6.s6_addr16[i] = htons(0xffff << (16 - shift));
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
/* Slash notation not used.. mask should follow the target address */
|
|
|
|
ret = inet_pton(family, argv[2], &inaddr);
|
|
if (ret != 1)
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
goto errout_with_sockfd;
|
|
}
|
|
}
|
|
|
|
/* Format the netmask sockaddr instance */
|
|
|
|
memset(&netmask, 0, sizeof(netmask));
|
|
|
|
#ifdef CONFIG_NET_IPv4
|
|
#ifdef CONFIG_NET_IPv6
|
|
if (family == PF_INET)
|
|
#endif
|
|
{
|
|
netmask.ipv4.sin_family = AF_INET;
|
|
netmask.ipv4.sin_addr = inaddr.ipv4;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_NET_IPv6
|
|
#ifdef CONFIG_NET_IPv4
|
|
else
|
|
#endif
|
|
{
|
|
netmask.ipv6.sin6_family = AF_INET6;
|
|
memcpy(&netmask.ipv6.sin6_addr, &inaddr.ipv6,
|
|
sizeof(struct in6_addr));
|
|
}
|
|
#endif
|
|
|
|
/* Then delete the route */
|
|
|
|
ret = delroute(sockfd,
|
|
(FAR struct sockaddr_storage *)&target,
|
|
(FAR struct sockaddr_storage *)&netmask);
|
|
if (ret < 0)
|
|
{
|
|
nsh_error(vtbl, g_fmtcmdfailed, argv[0], "delroute", NSH_ERRNO);
|
|
goto errout_with_sockfd;
|
|
}
|
|
|
|
close(sockfd);
|
|
return OK;
|
|
|
|
errout_with_sockfd:
|
|
close(sockfd);
|
|
errout:
|
|
return ERROR;
|
|
}
|
|
#endif /* !CONFIG_NSH_DISABLE_DELROUTE */
|
|
|
|
/****************************************************************************
|
|
* Name: cmd_route
|
|
*
|
|
* nsh> route <ipv4|ipv6>
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef CONFIG_NSH_DISABLE_ROUTE
|
|
int cmd_route(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
|
|
{
|
|
#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6)
|
|
bool ipv6 = false;
|
|
#endif
|
|
|
|
/* If both IPv4 and IPv6 and defined then there will be exactly one
|
|
* argument. Otherwise no arguments are required, but an addition
|
|
* argument is accepted.
|
|
*/
|
|
|
|
#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6)
|
|
if (strcmp(argv[1], "ipv4") == 0)
|
|
{
|
|
ipv6 = false;
|
|
}
|
|
else if (strcmp(argv[1], "ipv6") == 0)
|
|
{
|
|
ipv6 = true;
|
|
}
|
|
|
|
else
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
return ERROR;
|
|
}
|
|
#elif defined(CONFIG_NET_IPv4)
|
|
if (argc == 2 && strcmp(argv[1], "ipv4") != 0)
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
return ERROR;
|
|
}
|
|
#else
|
|
if (argc == 2 && strcmp(argv[1], "ipv6") != 0)
|
|
{
|
|
nsh_error(vtbl, g_fmtarginvalid, argv[0]);
|
|
return ERROR;
|
|
}
|
|
#endif
|
|
|
|
/* Then just cat the procfs file containing the routing table info */
|
|
|
|
#ifdef CONFIG_NET_IPv4
|
|
#ifdef CONFIG_NET_IPv6
|
|
if (!ipv6)
|
|
#endif
|
|
{
|
|
return nsh_catfile(vtbl, argv[0],
|
|
CONFIG_NSH_PROC_MOUNTPOINT "/net/route/ipv4");
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_NET_IPv6
|
|
#ifdef CONFIG_NET_IPv4
|
|
else
|
|
#endif
|
|
{
|
|
return nsh_catfile(vtbl, argv[0],
|
|
CONFIG_NSH_PROC_MOUNTPOINT "/net/route/ipv6");
|
|
}
|
|
#endif
|
|
|
|
return ERROR; /* Shouldn't get here */
|
|
}
|
|
#endif
|
|
|
|
#endif /* CONFIG_NET && CONFIG_NET_ROUTE */
|