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Makefile
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inet6_rth-segments.c
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test_subr.c
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test_subr.h
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Editing: inet6_rth-segments.c
/*- * Copyright (c) 2007 Michael Telahun Makonnen * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <netinet/ip6.h> #include <netdb.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include "test_subr.h" static void init_hdrs(struct msghdr *, struct cmsghdr *, char *, size_t); static void test_cmsg_firsthdr(); static void test_cmsg_nexthdr(); static void test_rth_space(); static void test_rth_segments(); static void test_rth_add(); static void test_rth_init(); int main(int argc, char* argv[]) { /* * Initialize global variables. */ g_total = 0; g_pass = 0; g_fail = 0; memset(g_funcname, 0, sizeof(g_funcname)); /* * Start the tests. */ printf("Starting inet6_rth_* and cmsg macro regression tests...\n"); test_cmsg_firsthdr(); /* CMSG_FIRSTHDR */ test_cmsg_nexthdr(); /* CMSG_NEXTHDR */ test_rth_space(); /* inet6_rth_space */ test_rth_segments(); /* inet6_rth_segments */ test_rth_add(); /* inet6_rth_add */ test_rth_init(); /* inet6_rth_space */ if (g_fail == 0) printf("OK. "); else printf("NOT OK. "); printf("Total: %d Pass: %d Fail: %d\n", g_total, g_pass, g_fail); return (g_fail); } void test_rth_init() { char buf[10240]; char *pbuf; set_funcname("test_rth_init", sizeof("test_rth_init\0")); pbuf = inet6_rth_init((void *)buf, 10, IPV6_RTHDR_TYPE_0, 100); checkptr(NULL, pbuf, "buffer too small\0"); pbuf = inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 0); checkptr((caddr_t)&buf, pbuf, "0 segments\0"); pbuf = inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 127); checkptr((caddr_t)&buf, pbuf, "127 segments\0"); pbuf = inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, -1); checkptr(NULL, pbuf, "negative number of segments\0"); pbuf = inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 128); checkptr(NULL, pbuf, "128 segments\0"); } void test_rth_add() { int i, ret; char buf[10240]; struct addrinfo *res; struct addrinfo hints; set_funcname("test_rth_add", sizeof("test_rth_add\0")); if (NULL == inet6_rth_init(buf, 10240, IPV6_RTHDR_TYPE_0, 127)) abort(); memset((void *)&hints, 0, sizeof(struct addrinfo)); hints.ai_family = AF_INET6; hints.ai_flags = AI_NUMERICHOST; if (0 != getaddrinfo("::1", NULL, (const struct addrinfo *)&hints, &res)) abort(); for (i = 0; i < 127; i++) inet6_rth_add((void *)buf, &((struct sockaddr_in6 *)(res->ai_addr))->sin6_addr); checknum(127, ((struct ip6_rthdr0 *)buf)->ip6r0_segleft, 0, "add 127 segments\0"); ret = inet6_rth_add((void *)buf, &((struct sockaddr_in6 *)(res->ai_addr))->sin6_addr); checknum(-1, ret, 0, "add 128th segment to 127 segment header\0"); freeaddrinfo(res); } void test_rth_segments() { int seg; char buf[10240]; set_funcname("test_rth_segments", sizeof("test_rth_segments\0")); /* * Test: invalid routing header type. */ if (NULL == inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 0)) abort(); ((struct ip6_rthdr *)buf)->ip6r_type = ~IPV6_RTHDR_TYPE_0; seg = inet6_rth_segments((const void *)buf); checknum(-1, seg, 0, "invalid routing header type\0"); /* * Test: 0 segments. */ if (NULL == inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 0)) abort(); seg = inet6_rth_segments((const void *)buf); checknum(0, seg, 0, "0 segments\0"); /* * Test: 127 segments. */ if (NULL == inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 127)) abort(); seg = inet6_rth_segments((const void *)buf); checknum(127, seg, 0, "127 segments\0"); /* * Test: -1 segments. */ /* if (NULL == inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 0)) abort(); ((struct ip6_rthdr0 *)buf)->ip6r0_len = -1 * 2; seg = inet6_rth_segments((const void *)buf); checknum(-1, seg, 0, "-1 segments\0"); */ /* * Test: 128 segments. */ /* if (NULL == inet6_rth_init((void *)buf, 10240, IPV6_RTHDR_TYPE_0, 127)) abort(); ((struct ip6_rthdr0 *)buf)->ip6r0_len = 128 * 2; seg = inet6_rth_segments((const void *)buf); checknum(-1, seg, 0, "128 segments\0"); */ } void test_rth_space() { socklen_t len; set_funcname("test_rth_space", sizeof("test_rth_space\0")); /* * Test: invalid routing header type. */ len = inet6_rth_space(~IPV6_RTHDR_TYPE_0, 0); checknum(0, len, 0, "invalid routing header type\0"); /* * Test: valid number of segments. */ len = inet6_rth_space(IPV6_RTHDR_TYPE_0, 0); checknum(0, len, 1, "0 segments\0"); len = inet6_rth_space(IPV6_RTHDR_TYPE_0, 127); checknum(0, len, 1, "0 segments\0"); /* * Test: invalid number of segments. */ len = inet6_rth_space(IPV6_RTHDR_TYPE_0, -1); checknum(0, len, 0, "-1 segments\0"); len = inet6_rth_space(IPV6_RTHDR_TYPE_0, 128); checknum(0, len, 0, "128 segments\0"); } void test_cmsg_nexthdr() { struct msghdr mh; struct cmsghdr cmh; struct cmsghdr *cmhp, *cmhnextp; char ancbuf[10240]; char magic[] = "MAGIC"; set_funcname("test_cmsg_nexthdr", sizeof("test_cmsg_nexthdr")); /* * Test: More than one cmsghdr */ init_hdrs(&mh, &cmh, ancbuf, sizeof(ancbuf)); mh.msg_control = (caddr_t)ancbuf; mh.msg_controllen = CMSG_SPACE(0) * 2; /* 2 cmsghdr with no data */ cmh.cmsg_len = CMSG_LEN(0); /* * Copy the same instance of cmsghdr twice. Use a magic value * to id the second copy. */ bcopy((void *)&cmh, (void *)ancbuf, sizeof(cmh)); strlcpy((char *)&cmh, (const char *)&magic, sizeof(magic)); bcopy((void *)&cmh, (void *)((caddr_t)ancbuf + CMSG_SPACE(0)), sizeof(cmh)); cmhp = CMSG_FIRSTHDR(&mh); cmhnextp = CMSG_NXTHDR(&mh, cmhp); checkstr((const char *)&magic, (const char *)cmhnextp, sizeof(magic), "more than one cmsghdr\0"); /* * Test: only one cmsghdr */ init_hdrs(&mh, &cmh, ancbuf, sizeof(ancbuf)); mh.msg_control = (caddr_t)ancbuf; mh.msg_controllen = CMSG_SPACE(0); cmh.cmsg_len = CMSG_LEN(0); bcopy((void *)&cmh, (void *)ancbuf, sizeof(cmh)); cmhp = CMSG_FIRSTHDR(&mh); cmhnextp = CMSG_NXTHDR(&mh, cmhp); checkptr(NULL, (caddr_t)cmhnextp, "only one cmsghdr\0"); /* * Test: NULL cmsg pointer */ init_hdrs(&mh, &cmh, ancbuf, sizeof(ancbuf)); mh.msg_control = (caddr_t)ancbuf; mh.msg_controllen = sizeof(ancbuf); cmh.cmsg_len = sizeof(ancbuf); bcopy((void *)&cmh, (void *)ancbuf, sizeof(cmh)); cmhp = CMSG_FIRSTHDR(&mh); cmhnextp = CMSG_NXTHDR(&mh, NULL); checkptr((caddr_t)cmhp, (caddr_t)cmhnextp, "null second argument\0"); } void test_cmsg_firsthdr() { struct msghdr mh; struct cmsghdr cmh; struct cmsghdr *cmhp; char ancbuf[1024]; char magic[] = "MAGIC"; set_funcname("test_cmsg_firsthdr", sizeof("test_cmsg_firsthdr")); /* CMSG_FIRSTHDR() where msg_control is NULL */ init_hdrs(&mh, NULL, NULL, 0); mh.msg_control = NULL; cmhp = CMSG_FIRSTHDR(&mh); checkptr(NULL, (caddr_t)cmhp, "msg_control is NULL\0"); /* - where msg_controllen < sizeof cmsghdr */ init_hdrs(&mh, NULL, NULL, 0); mh.msg_control = (caddr_t)&cmh; mh.msg_controllen = sizeof(cmh) - 1; cmhp = CMSG_FIRSTHDR(&mh); checkptr(NULL, (caddr_t)cmhp, "msg_controllen < sizeof cmsghdr\0"); /* - where msg_controllen == 0 */ init_hdrs(&mh, NULL, NULL, 0); mh.msg_control = (caddr_t)&cmh; mh.msg_controllen = 0; cmhp = CMSG_FIRSTHDR(&mh); checkptr(NULL, (caddr_t)cmhp, "msg_controllen == 0\0"); /* no errors */ init_hdrs(&mh, &cmh, ancbuf, sizeof(ancbuf)); memset((void *)ancbuf, 0, sizeof(ancbuf)); mh.msg_control = (caddr_t)ancbuf; mh.msg_controllen = sizeof(ancbuf); strlcpy((char *)&cmh, (const char *)&magic, sizeof(magic)); bcopy((void *)&cmh, (void *)ancbuf, sizeof(cmh)); cmhp = CMSG_FIRSTHDR(&mh); checkstr((const char *)&magic, (const char *)cmhp, sizeof(magic), "with payload\0"); } void init_hdrs(struct msghdr *mhp, struct cmsghdr *cmhp, char *bufp, size_t bufsize) { if (mhp != NULL) memset((void *)mhp, 0, sizeof(struct msghdr)); if (cmhp != NULL) memset((void *)cmhp, 0, sizeof(struct cmsghdr)); if (bufp != NULL) memset((void *)bufp, 0, bufsize); }
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