5180c3cfb9
The goal is to enable anyone to simply run our current test suite. Change-Id: I27d8856cb82a4be2baa5dc5273526383b7f4fc2c
573 lines
16 KiB
C
573 lines
16 KiB
C
#include <arpa/inet.h>
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#include <assert.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define MAX_ERROR 3
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#define err() e(__LINE__)
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#include "common.c"
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static void printstr(const char *s)
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{
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if (s)
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printf("\"%s\"", s);
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else
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printf("NULL");
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}
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static void test_getaddrinfo_err(
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int n,
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const char *nodename,
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const char *servname,
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int passhints,
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int flags,
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int family,
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int socktype,
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const char *exp_result,
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const char *result)
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{
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printf("error %d: getaddrinfo(", n);
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printstr(nodename);
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printf(", ");
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printstr(servname);
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printf(", ");
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if (passhints)
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printf("{ 0x%x, %d, %d }", flags, family, socktype);
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else
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printf("NULL");
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printf("); result: ");
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printstr(result);
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printf("; expected: ");
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printstr(exp_result);
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printf("\n");
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err();
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}
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/* yes, this is ugly, but not as ugly as repeating it all every time */
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#define TEST_GETADDRINFO_ERR_PARAMS \
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nodename, servname, passhints, flags, family, socktype
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static void test_getaddrinfo_err_nr(
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int n,
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const char *nodename,
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const char *servname,
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int passhints,
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int flags,
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int family,
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int socktype,
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int exp_result,
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int result)
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{
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char exp_result_s[23], result_s[23];
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/* convert result to string */
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snprintf(exp_result_s, sizeof(exp_result_s), "%d/0x%x",
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exp_result, exp_result);
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snprintf(result_s, sizeof(result_s), "%d/0x%x", result, result);
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test_getaddrinfo_err(n, TEST_GETADDRINFO_ERR_PARAMS,
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exp_result_s, result_s);
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}
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static void test_getnameinfo_err(
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int n,
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unsigned long ipaddr,
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unsigned short port,
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socklen_t nodelen,
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socklen_t servicelen,
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int flags,
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const char *exp_result,
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const char *result)
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{
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printf("error %d: getnameinfo(0x%.8x, %d, %d, %d, 0x%x); result: ",
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n, ntohl(ipaddr), ntohs(port), nodelen, servicelen, flags);
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printstr(result);
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printf("; expected: ");
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printstr(exp_result);
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printf("\n");
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err();
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}
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/* yes, this is ugly, but not as ugly as repeating it all every time */
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#define TEST_GETNAMEINFO_ERR_PARAMS ipaddr, port, nodelen, servicelen, flags
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static void test_getnameinfo_err_nr(
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int n,
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unsigned long ipaddr,
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unsigned short port,
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socklen_t nodelen,
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socklen_t servicelen,
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int flags,
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int exp_result,
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int result)
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{
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char exp_result_s[23], result_s[23];
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/* convert result to string */
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snprintf(exp_result_s, sizeof(exp_result_s), "%d/0x%x",
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exp_result, exp_result);
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snprintf(result_s, sizeof(result_s), "%d/0x%x", result, result);
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test_getnameinfo_err(n, TEST_GETNAMEINFO_ERR_PARAMS,
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exp_result_s, result_s);
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}
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static void test_getaddrinfo(
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const char *nodename,
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int nodename_numerical,
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const char *servname,
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int servname_numerical,
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int passhints,
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int flags,
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int family,
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int socktype,
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int exp_results,
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unsigned long exp_ip,
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int exp_canonname,
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unsigned short exp_port)
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{
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struct addrinfo *ai, *ai_cur;
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struct addrinfo hints;
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struct sockaddr_in *sockaddr_in;
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int ai_count_dgram, ai_count_stream, r;
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/* some parameters are only meaningful with hints */
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assert(passhints || !flags);
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assert(passhints || family == AF_UNSPEC);
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assert(passhints || !socktype);
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/* a combination of parameters don't make sense to test */
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if (nodename == NULL && servname == NULL) return;
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if (nodename == NULL && (flags & AI_NUMERICHOST)) return;
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if (servname == NULL && (flags & AI_NUMERICSERV)) return;
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/* initialize hints */
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memset(&hints, 0, sizeof(hints));
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hints.ai_flags = flags;
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hints.ai_family = family;
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hints.ai_socktype = socktype;
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/* perform query and test result */
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ai = (struct addrinfo *) 0xDEADBEEF;
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r = getaddrinfo(nodename, servname, passhints ? &hints : NULL, &ai);
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if (r < 0 || r >= 32 || !((1 << r) & exp_results))
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test_getaddrinfo_err_nr(1, TEST_GETADDRINFO_ERR_PARAMS, exp_results, r);
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if (r)
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return;
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/* the function succeeded; do the results make sense? */
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ai_cur = ai;
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ai_count_dgram = 0;
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ai_count_stream = 0;
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while (ai_cur)
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{
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/* test result fields */
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if (ai_cur->ai_family != AF_INET)
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test_getaddrinfo_err_nr(2, TEST_GETADDRINFO_ERR_PARAMS,
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AF_INET, ai_cur->ai_family);
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if (socktype && ai_cur->ai_socktype != socktype)
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test_getaddrinfo_err_nr(3, TEST_GETADDRINFO_ERR_PARAMS,
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socktype, ai_cur->ai_socktype);
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switch (ai_cur->ai_socktype)
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{
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case SOCK_DGRAM: ai_count_dgram++; break;
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case SOCK_STREAM: ai_count_stream++; break;
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}
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/* do address and port match? */
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if (ai_cur->ai_addrlen != sizeof(struct sockaddr_in))
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test_getaddrinfo_err_nr(4, TEST_GETADDRINFO_ERR_PARAMS,
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sizeof(struct sockaddr_in),
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ai_cur->ai_addrlen);
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else
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{
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sockaddr_in = (struct sockaddr_in *) ai_cur->ai_addr;
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if (sockaddr_in->sin_addr.s_addr != exp_ip)
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test_getaddrinfo_err_nr(5,
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TEST_GETADDRINFO_ERR_PARAMS,
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ntohl(exp_ip),
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ntohl(sockaddr_in->sin_addr.s_addr));
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if (sockaddr_in->sin_port != exp_port)
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test_getaddrinfo_err_nr(6,
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TEST_GETADDRINFO_ERR_PARAMS,
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ntohs(exp_port),
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ntohs(sockaddr_in->sin_port));
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}
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/* If a hostname is numeric, there can't be a canonical name.
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* Instead, the returned canonname (if requested) will be
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* identical to the supplied hostname */
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if (nodename != NULL && nodename_numerical &&
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(flags & AI_CANONNAME)) {
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if (strncmp(ai_cur->ai_canonname, nodename,
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strlen(nodename)))
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test_getaddrinfo_err(11,
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TEST_GETADDRINFO_ERR_PARAMS,
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nodename, ai_cur->ai_canonname);
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} else {
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/* is canonical supplied? */
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if (exp_canonname && nodename &&
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(!ai_cur->ai_canonname || !*ai_cur->ai_canonname))
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test_getaddrinfo_err(7,
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TEST_GETADDRINFO_ERR_PARAMS,
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"(anything)", ai_cur->ai_canonname);
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if (!exp_canonname && ai_cur->ai_canonname)
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test_getaddrinfo_err(8,
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TEST_GETADDRINFO_ERR_PARAMS,
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NULL, ai_cur->ai_canonname);
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}
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/* move to next result */
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ai_cur = ai_cur->ai_next;
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}
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/* If socket type is non-zero, make sure we got what we wanted. Else
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* any result is okay. */
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if (socktype) {
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if (ai_count_dgram != ((socktype == SOCK_STREAM) ? 0 : 1))
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test_getaddrinfo_err_nr(9, TEST_GETADDRINFO_ERR_PARAMS,
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(socktype == SOCK_STREAM) ? 0 : 1, ai_count_dgram);
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if (ai_count_stream != ((socktype == SOCK_DGRAM) ? 0 : 1))
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test_getaddrinfo_err_nr(10, TEST_GETADDRINFO_ERR_PARAMS,
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(socktype == SOCK_DGRAM) ? 0 : 1, ai_count_stream);
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}
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/* clean up */
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freeaddrinfo(ai);
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}
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static void memsetl(void *s, unsigned long c, size_t n)
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{
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unsigned char *p = (unsigned char *) s;
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size_t i;
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for (i = 0; i < n; i++)
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p[i] = c >> (8 * (i % sizeof(c)));
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}
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void test_getnameinfo(
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unsigned long ipaddr,
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unsigned short port,
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const char *exp_node,
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socklen_t nodelen,
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const char *exp_service,
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socklen_t servicelen,
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int flags,
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int exp_results)
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{
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struct sockaddr_in sockaddr;
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char node[256], service[256];
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int r;
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/* avoid buffer overflows */
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assert(nodelen <= sizeof(node));
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assert(servicelen <= sizeof(service));
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/* perform query and test result */
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sockaddr.sin_family = AF_INET;
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sockaddr.sin_addr.s_addr = ipaddr;
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sockaddr.sin_port = port;
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memsetl(node, 0xDEADBEEF, nodelen);
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memsetl(service, 0xDEADBEEF, servicelen);
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r = getnameinfo((struct sockaddr *) &sockaddr, sizeof(sockaddr),
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node, nodelen, service, servicelen, flags);
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if (r < 0 || r >= 32 || !((1 << r) & exp_results))
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test_getnameinfo_err_nr(1, TEST_GETNAMEINFO_ERR_PARAMS,
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exp_results, r);
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if (r)
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return;
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/* check results */
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if (nodelen && strcmp(exp_node, node) != 0)
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test_getnameinfo_err(2, TEST_GETNAMEINFO_ERR_PARAMS,
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exp_node, node);
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if (servicelen && strcmp(exp_service, service) != 0)
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test_getnameinfo_err(2, TEST_GETNAMEINFO_ERR_PARAMS,
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exp_service, service);
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}
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static struct
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{
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const char *nodename;
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unsigned long ipaddr;
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int numeric;
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int canonname;
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int need_network;
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int exp_result;
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} hosts[] = {
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{ NULL, 0x7f000001, 1, 1, 0, 0 },
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{ "0.0.0.0", 0x00000000, 1, 0, 0, 0 },
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{ "0.0.0.255", 0x000000ff, 1, 0, 0, 0 },
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{ "0.0.255.0", 0x0000ff00, 1, 0, 0, 0 },
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{ "0.255.0.0", 0x00ff0000, 1, 0, 0, 0 },
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{ "255.0.0.0", 0xff000000, 1, 0, 0, 0 },
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{ "127.0.0.1", 0x7f000001, 1, 0, 0, 0 },
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{ "localhost", 0x7f000001, 0, 1, 0, 0, },
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{ "static.minix3.org", 0xC023C00A, 0, 1, 1, 0, },
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{ "", 0x00000000, 1, 0, 0, (1<<EAI_NONAME)|(1<<EAI_FAIL)|(1<<EAI_NODATA)},
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{ "256.256.256.256",0x00000000, 1, 0, 0, (1<<EAI_NONAME)|(1<<EAI_FAIL)|(1<<EAI_NODATA)},
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{ "minix3.xyz", 0x00000000, 0, 0, 1, (1<<EAI_NONAME)|(1<<EAI_FAIL)|(1<<EAI_NODATA)}};
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static struct
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{
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const char *servname;
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unsigned short port;
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int numeric;
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int socktype;
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int exp_result;
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} services[] = {
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{ NULL, 0, 1, 0, 0 },
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{ "0", 0, 1, 0, 0 },
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{ "1", 1, 1, 0, 0 },
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{ "32767", 32767, 1, 0, 0 },
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{ "32768", 32768, 1, 0, 0 },
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{ "65535", 65535, 1, 0, 0 },
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{ "echo", 7, 0, 0, 0 },
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{ "ftp", 21, 0, SOCK_STREAM, 0 },
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{ "tftp", 69, 0, SOCK_DGRAM , 0 },
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{ "-1", 0, 1, 0, (1<<EAI_NONAME) | (1<<EAI_SERVICE) },
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{ "", 0, 1, 0, (1<<EAI_NONAME) | (1<<EAI_SERVICE) },
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{ "65537", 0, 1, 0, (1 << EAI_SERVICE) },
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{ "XXX", 0, 0, 0, (1 << EAI_SERVICE) }};
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static struct
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{
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int value;
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int exp_result;
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} families[] = {
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{ AF_UNSPEC, 0 },
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{ AF_INET, 0 },
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{ AF_UNSPEC + AF_INET + 1, (1 << EAI_FAMILY) }};
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static struct
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{
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int value;
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int exp_result;
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} socktypes[] = {
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{ 0, 0 },
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{ SOCK_STREAM, 0 },
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{ SOCK_DGRAM, 0 },
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{ SOCK_STREAM + SOCK_DGRAM + 1,
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(1 << EAI_SOCKTYPE) | (1 << EAI_FAIL) | (1 << EAI_NONAME) }};
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#define LENGTH(a) (sizeof((a)) / sizeof((a)[0]))
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static void test_getaddrinfo_all(int use_network)
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{
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int flag_PASSIVE, flag_CANONNAME, flag_NUMERICHOST, flag_NUMERICSERV;
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int exp_results, flags, i, j, k, l, passhints;
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unsigned long ipaddr;
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/* loop through various parameter values */
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for (i = 0; i < LENGTH(hosts); i++)
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for (j = 0; j < LENGTH(services); j++)
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for (k = 0; k < LENGTH(families); k++)
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for (l = 0; l < LENGTH(socktypes); l++)
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for (flag_PASSIVE = 0; flag_PASSIVE < 2; flag_PASSIVE++)
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for (flag_CANONNAME = 0; flag_CANONNAME < 2; flag_CANONNAME++)
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for (flag_NUMERICHOST = 0; flag_NUMERICHOST < 2; flag_NUMERICHOST++)
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for (flag_NUMERICSERV = 0; flag_NUMERICSERV < 2; flag_NUMERICSERV++)
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for (passhints = 0; passhints < 2; passhints++)
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{
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/* skip tests that need but cannot use network */
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if (!use_network && hosts[i].need_network)
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continue;
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/* determine flags */
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flags = (flag_PASSIVE ? AI_PASSIVE : 0) |
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(flag_CANONNAME ? AI_CANONNAME : 0) |
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(flag_NUMERICHOST ? AI_NUMERICHOST : 0) |
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(flag_NUMERICSERV ? AI_NUMERICSERV : 0);
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/* some options require hints */
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if (families[k].value != AF_UNSPEC ||
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socktypes[l].value != 0 || flags) {
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passhints = 1;
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}
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/* flags may influence IP address */
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ipaddr = hosts[i].ipaddr;
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if (!hosts[i].nodename && flag_PASSIVE)
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ipaddr = INADDR_ANY;
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/* determine expected result */
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exp_results =
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hosts[i].exp_result |
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services[j].exp_result |
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families[k].exp_result |
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socktypes[l].exp_result;
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if (!hosts[i].nodename && !services[j].servname)
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exp_results |= (1 << EAI_NONAME);
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if (flag_NUMERICHOST && !hosts[i].numeric)
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exp_results |= (1 << EAI_NONAME);
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if (flag_NUMERICSERV && !services[j].numeric)
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exp_results |= (1 << EAI_NONAME);
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/* When we don't pass hints, getaddrinfo will find suitable
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* settings for us. If we do pass hints, there might be
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* conflicts.
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*/
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if (passhints) {
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/* Can't have conflicting socket types */
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if (services[j].socktype &&
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socktypes[l].value &&
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socktypes[l].value != services[j].socktype) {
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exp_results |= (1 << EAI_SERVICE);
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}
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}
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/* with no reason for failure, we demand success */
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if (!exp_results)
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exp_results |= (1 << 0);
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/* test getaddrinfo function */
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test_getaddrinfo(
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hosts[i].nodename,
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hosts[i].numeric,
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services[j].servname,
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services[j].numeric,
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passhints,
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flags,
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families[k].value,
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socktypes[l].value,
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exp_results,
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htonl(ipaddr),
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flag_CANONNAME && hosts[i].canonname,
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htons(services[j].port));
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}
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}
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static struct
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{
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const char *nodename;
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const char *nodenum;
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unsigned long ipaddr;
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int havename;
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} ipaddrs[] = {
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{ "0.0.0.0", "0.0.0.0", 0x00000000, 0 },
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{ "0.0.0.255", "0.0.0.255", 0x000000ff, 0 },
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{ "0.0.255.0", "0.0.255.0", 0x0000ff00, 0 },
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{ "0.255.0.0", "0.255.0.0", 0x00ff0000, 0 },
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{ "255.0.0.0", "255.0.0.0", 0xff000000, 0 },
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{ "localhost", "127.0.0.1", 0x7f000001, 1 },
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/* no reverse DNS unfortunately */
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/* { "minix3.org", "130.37.20.20", 0x82251414, 1 } */};
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static struct
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{
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const char *servname;
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const char *servnum;
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unsigned short port;
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int socktype;
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} ports[] = {
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{ "0", "0", 0, 0 },
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{ "tcpmux", "1", 1, SOCK_STREAM },
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{ "32767", "32767", 32767, 0 },
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{ "32768", "32768", 32768, 0 },
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{ "65535", "65535", 65535, 0 },
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{ "echo", "7", 7, 0 },
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{ "ftp", "21", 21, SOCK_STREAM },
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{ "tftp", "69", 69, SOCK_DGRAM }};
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static int buflens[] = { 0, 1, 2, 3, 4, 5, 6, 9, 10, 11, 255 };
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static void test_getnameinfo_all(void)
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{
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int flag_NUMERICHOST, flag_NAMEREQD, flag_NUMERICSERV, flag_DGRAM;
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int exp_results, flags, i, j, k, l, socktypemismatch;
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const char *nodename, *servname;
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/* loop through various parameter values */
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for (i = 0; i < LENGTH(ipaddrs); i++)
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for (j = 0; j < LENGTH(ports); j++)
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for (k = 0; k < LENGTH(buflens); k++)
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for (l = 0; l < LENGTH(buflens); l++)
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for (flag_NUMERICHOST = 0; flag_NUMERICHOST < 2; flag_NUMERICHOST++)
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for (flag_NAMEREQD = 0; flag_NAMEREQD < 2; flag_NAMEREQD++)
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for (flag_NUMERICSERV = 0; flag_NUMERICSERV < 2; flag_NUMERICSERV++)
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for (flag_DGRAM = 0; flag_DGRAM < 2; flag_DGRAM++)
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{
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/* determine flags */
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flags = (flag_NUMERICHOST ? NI_NUMERICHOST : 0) |
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(flag_NAMEREQD ? NI_NAMEREQD : 0) |
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(flag_NUMERICSERV ? NI_NUMERICSERV : 0) |
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(flag_DGRAM ? NI_DGRAM : 0);
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/* determine expected result */
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exp_results = 0;
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nodename = flag_NUMERICHOST ? ipaddrs[i].nodenum : ipaddrs[i].nodename;
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if (buflens[k] > 0 && buflens[k] <= strlen(nodename))
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exp_results |= (1 << EAI_OVERFLOW) | (1 << EAI_MEMORY);
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socktypemismatch =
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(flag_DGRAM && ports[j].socktype == SOCK_STREAM) ||
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(!flag_DGRAM && ports[j].socktype == SOCK_DGRAM);
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servname = (flag_NUMERICSERV || socktypemismatch) ?
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ports[j].servnum : ports[j].servname;
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if (buflens[l] > 0 && buflens[l] <= strlen(servname))
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exp_results |= (1 << EAI_OVERFLOW) | (1 << EAI_MEMORY);
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if (flag_NAMEREQD && (!ipaddrs[i].havename || flag_NUMERICHOST) && buflens[k])
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exp_results |= (1 << EAI_NONAME);
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/* with no reason for failure, we demand success */
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if (!exp_results)
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exp_results |= (1 << 0);
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/* perform the test */
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test_getnameinfo(
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htonl(ipaddrs[i].ipaddr),
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htons(ports[j].port),
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nodename,
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buflens[k],
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servname,
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buflens[l],
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flags,
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exp_results);
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}
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}
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static int can_use_network(void)
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{
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int status;
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/* try to ping minix3.org */
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status = system("ping www.minix3.org > /dev/null 2>&1");
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if (status == 127)
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{
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printf("cannot execute ping\n");
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err();
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}
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return status == 0;
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}
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int main(void)
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{
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int use_network;
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start(48);
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use_network = can_use_network();
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if (!use_network)
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printf("Warning: no network\n");
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test_getaddrinfo_all(use_network);
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test_getnameinfo_all();
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quit();
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return 0;
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}
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