#ifndef _TESTING_H#define _TESTING_H/* Testing code. */#ifdef JUST_TESTING#include <stdio.h>#include <unistd.h>#include <stdlib.h>#include <string.h>#include <errno.h>#include <stdarg.h>#include <sys/utsname.h>#include <asm/unistd.h>#include <sys/types.h>#include <dirent.h>/* We don't use all of these. */static int modtest_uname(struct utsname *buf) __attribute__((unused));static long modtest_create_module(const char *name, size_t size)__attribute__((unused));static void *modtest_fopen(const char *path, const char *mode)__attribute__((unused));static int modtest_open(const char *path, int flags, mode_t mode)__attribute__((unused));static int modtest_stat(const char *file_name, struct stat *buf)__attribute__((unused));static int modtest_lstat(const char *file_name, struct stat *buf)__attribute__((unused));static DIR *modtest_opendir(const char *name) __attribute__((unused));static int modtest_system(const char *string) __attribute__((unused));static int modtest_rename(const char *oldpath, const char *newpath)__attribute__((unused));static long modtest_init_module(void *map, unsigned long size,				const char *optstring) __attribute__((unused));static long modtest_delete_module(const char *modname, unsigned int flags)__attribute__((unused));static int modtest_uname(struct utsname *buf){	strcpy(buf->sysname, "Linux");	strcpy(buf->nodename, "fakenodename");	strcpy(buf->release, getenv("MODTEST_UNAME"));	strcpy(buf->version, "Fakeversion");	strcpy(buf->machine, "fakemachine");	return 0;}static long modtest_create_module(const char *name, size_t size){	if (getenv("MODTEST_DO_CREATE_MODULE"))		return 0;	errno = ENOSYS;	return -1;}static long modtest_init_module(void *map, unsigned long size,				const char *optstring){	if (getenv("MODTEST_INSERT_PROC")) {		int fd = modtest_open("/proc/modules", O_APPEND|O_WRONLY, 0);		write(fd, getenv("MODPROBE_MODULE"), strlen(getenv("MODPROBE_MODULE")));		write(fd, " 1000 1 -\n", strlen(" 1000 1 -\n"));		close(fd);		return 0;	}	if (getenv("MODTEST_DUMP_INIT")) {		while (size) {			int ret;			ret = write(2, map, size);			if (ret < 0) exit(1);			size -= ret;			map += ret;		}	} else				printf("INIT_MODULE: %lu %s\n", size, optstring);		return 0;}static long modtest_delete_module(const char *modname, unsigned int flags){	char flagnames[100];	flagnames[0] = '\0';	if (flags & O_EXCL)		strcat(flagnames, "EXCL ");	if (flags & O_TRUNC)		strcat(flagnames, "TRUNC ");	if (flags & O_NONBLOCK)		strcat(flagnames, "NONBLOCK ");	if (flags & ~(O_EXCL|O_TRUNC|O_NONBLOCK))		strcat(flagnames, "UNKNOWN ");	printf("DELETE_MODULE: %s %s\n", modname, flagnames);	return 0;}static const char *modtest_mapname(const char *path){	unsigned int i;	char envname[64];	for (i = 0; ; i++) {		char *name; 		sprintf(envname, "MODTEST_OVERRIDE%u", i);		name = getenv(envname);		if (!name)			break;		if (strcmp(path, name) == 0) {			sprintf(envname, "MODTEST_OVERRIDE_WITH%u", i);			return getenv(envname);		}	}	return path;}static void *modtest_fopen(const char *path, const char *mode){	return fopen(modtest_mapname(path), mode);}static int modtest_open(const char *path, int flags, mode_t mode){	return open(modtest_mapname(path), flags, mode);}static int modtest_stat(const char *file_name, struct stat *buf){	return stat(modtest_mapname(file_name), buf);}static int modtest_lstat(const char *file_name, struct stat *buf){	return lstat(modtest_mapname(file_name), buf);}static DIR *modtest_opendir(const char *name){	return opendir(modtest_mapname(name));}static int modtest_system(const char *string){	if (getenv("MODTEST_DO_SYSTEM"))		return system(string);	printf("SYSTEM: %s\n", string);	return 0;}static int modtest_rename(const char *oldpath, const char *newpath){	return rename(modtest_mapname(oldpath), modtest_mapname(newpath));}#ifdef CONFIG_USE_ZLIB#include <zlib.h>static gzFile *modtest_gzopen(const char *filename, const char *mode)__attribute__((unused));static gzFile *modtest_gzopen(const char *filename, const char *mode){	return gzopen(modtest_mapname(filename), mode);}#endif/* create_module call */#undef create_module#define create_module modtest_create_module#define uname modtest_uname#define delete_module modtest_delete_module#define init_module modtest_init_module#define open modtest_open#define fopen modtest_fopen#define stat(name, ptr) modtest_stat(name, ptr)#define lstat(name, ptr) modtest_lstat(name, ptr)#define opendir modtest_opendir#define system modtest_system#define rename modtest_rename#define gzopen modtest_gzopen#endif /* JUST_TESTING */#endif /* _TESTING_H */