net: Add socket() system call self test.
Signed-off-by: David S. Miller <davem@davemloft.net>
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Коммит
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@ -5,6 +5,7 @@ TARGETS += vm
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TARGETS += cpu-hotplug
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TARGETS += memory-hotplug
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TARGETS += efivarfs
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TARGETS += net-socket
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all:
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for TARGET in $(TARGETS); do \
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@ -0,0 +1,16 @@
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# Makefile for net-socket selftests
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CC = $(CROSS_COMPILE)gcc
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CFLAGS = -Wall
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NET_SOCK_PROGS = socket
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all: $(NET_SOCK_PROGS)
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%: %.c
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$(CC) $(CFLAGS) -o $@ $^
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run_tests: all
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@/bin/sh ./run_netsocktests || echo "vmtests: [FAIL]"
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clean:
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$(RM) $(NET_SOCK_PROGS)
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@ -0,0 +1,12 @@
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#!/bin/bash
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echo "--------------------"
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echo "running socket test"
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echo "--------------------"
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./socket
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if [ $? -ne 0 ]; then
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echo "[FAIL]"
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else
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echo "[PASS]"
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fi
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@ -0,0 +1,92 @@
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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struct socket_testcase {
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int domain;
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int type;
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int protocol;
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/* 0 = valid file descriptor
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* -foo = error foo
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*/
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int expect;
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/* If non-zero, accept EAFNOSUPPORT to handle the case
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* of the protocol not being configured into the kernel.
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*/
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int nosupport_ok;
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};
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static struct socket_testcase tests[] = {
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{ AF_MAX, 0, 0, -EAFNOSUPPORT, 0 },
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{ AF_INET, SOCK_STREAM, IPPROTO_TCP, 0, 1 },
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{ AF_INET, SOCK_DGRAM, IPPROTO_TCP, -EPROTONOSUPPORT, 1 },
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{ AF_INET, SOCK_DGRAM, IPPROTO_UDP, 0, 1 },
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{ AF_INET, SOCK_STREAM, IPPROTO_UDP, -EPROTONOSUPPORT, 1 },
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};
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#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
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#define ERR_STRING_SZ 64
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static int run_tests(void)
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{
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char err_string1[ERR_STRING_SZ];
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char err_string2[ERR_STRING_SZ];
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int i, err;
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err = 0;
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for (i = 0; i < ARRAY_SIZE(tests); i++) {
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struct socket_testcase *s = &tests[i];
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int fd;
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fd = socket(s->domain, s->type, s->protocol);
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if (fd < 0) {
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if (s->nosupport_ok &&
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errno == EAFNOSUPPORT)
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continue;
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if (s->expect < 0 &&
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errno == -s->expect)
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continue;
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strerror_r(-s->expect, err_string1, ERR_STRING_SZ);
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strerror_r(errno, err_string2, ERR_STRING_SZ);
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fprintf(stderr, "socket(%d, %d, %d) expected "
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"err (%s) got (%s)\n",
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s->domain, s->type, s->protocol,
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err_string1, err_string2);
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err = -1;
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break;
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} else {
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close(fd);
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if (s->expect < 0) {
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strerror_r(errno, err_string1, ERR_STRING_SZ);
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fprintf(stderr, "socket(%d, %d, %d) expected "
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"success got err (%s)\n",
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s->domain, s->type, s->protocol,
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err_string1);
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err = -1;
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break;
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}
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}
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}
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return err;
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}
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int main(void)
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{
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int err = run_tests();
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return err;
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}
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