summaryrefslogtreecommitdiffstats
path: root/tests/helpers
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:30:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:30:35 +0000
commit378c18e5f024ac5a8aef4cb40d7c9aa9633d144c (patch)
tree44dfb6ca500d32cabd450649b322a42e70a30683 /tests/helpers
parentInitial commit. (diff)
downloadutil-linux-378c18e5f024ac5a8aef4cb40d7c9aa9633d144c.tar.xz
util-linux-378c18e5f024ac5a8aef4cb40d7c9aa9633d144c.zip
Adding upstream version 2.38.1.upstream/2.38.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/helpers')
-rw-r--r--tests/helpers/Makemodule.am37
-rw-r--r--tests/helpers/test_byteswap.c114
-rw-r--r--tests/helpers/test_mbsencode.c52
-rw-r--r--tests/helpers/test_md5.c29
-rw-r--r--tests/helpers/test_mkfds.c775
-rw-r--r--tests/helpers/test_pathnames.c86
-rw-r--r--tests/helpers/test_sha1.c29
-rw-r--r--tests/helpers/test_sigreceive.c181
-rw-r--r--tests/helpers/test_strerror.c45
-rw-r--r--tests/helpers/test_sysinfo.c138
-rw-r--r--tests/helpers/test_tiocsti.c32
-rw-r--r--tests/helpers/test_uuid_namespace.c37
12 files changed, 1555 insertions, 0 deletions
diff --git a/tests/helpers/Makemodule.am b/tests/helpers/Makemodule.am
new file mode 100644
index 0000000..83df24b
--- /dev/null
+++ b/tests/helpers/Makemodule.am
@@ -0,0 +1,37 @@
+check_PROGRAMS += test_mbsencode
+test_mbsencode_SOURCES = tests/helpers/test_mbsencode.c
+test_mbsencode_LDADD = $(LDADD) libcommon.la
+
+check_PROGRAMS += test_byteswap
+test_byteswap_SOURCES = tests/helpers/test_byteswap.c
+
+check_PROGRAMS += test_md5
+test_md5_SOURCES = tests/helpers/test_md5.c lib/md5.c
+
+check_PROGRAMS += test_sha1
+test_sha1_SOURCES = tests/helpers/test_sha1.c lib/sha1.c
+
+check_PROGRAMS += test_pathnames
+test_pathnames_SOURCES = tests/helpers/test_pathnames.c
+
+check_PROGRAMS += test_strerror
+test_strerror_SOURCES = tests/helpers/test_strerror.c
+
+check_PROGRAMS += test_sysinfo
+test_sysinfo_SOURCES = tests/helpers/test_sysinfo.c
+
+check_PROGRAMS += test_sigreceive
+test_sigreceive_SOURCES = tests/helpers/test_sigreceive.c
+test_sigreceive_LDADD = $(LDADD) libcommon.la
+
+check_PROGRAMS += test_tiocsti
+test_tiocsti_SOURCES = tests/helpers/test_tiocsti.c
+
+check_PROGRAMS += test_uuid_namespace
+test_uuid_namespace_SOURCES = tests/helpers/test_uuid_namespace.c \
+ libuuid/src/predefined.c libuuid/src/unpack.c libuuid/src/unparse.c
+
+if LINUX
+check_PROGRAMS += test_mkfds
+test_mkfds_SOURCES = tests/helpers/test_mkfds.c
+endif
diff --git a/tests/helpers/test_byteswap.c b/tests/helpers/test_byteswap.c
new file mode 100644
index 0000000..1b98f76
--- /dev/null
+++ b/tests/helpers/test_byteswap.c
@@ -0,0 +1,114 @@
+/*
+ * This testing program makes sure the byteswap functions work
+ *
+ * Copyright (C) 2000 by Theodore Ts'o.
+ * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
+ *
+ * This file may be redistributed under the terms of the GNU Public
+ * License.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <time.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <errno.h>
+#include <inttypes.h>
+
+#include "bitops.h"
+
+static uint16_t ary16[] = {
+ 0x0001, 0x0100,
+ 0x1234, 0x3412,
+ 0xff00, 0x00ff,
+ 0x4000, 0x0040,
+ 0xfeff, 0xfffe,
+ 0x0000, 0x0000
+ };
+
+static uint32_t ary32[] = {
+ 0x00000001, 0x01000000,
+ 0x80000000, 0x00000080,
+ 0x12345678, 0x78563412,
+ 0xffff0000, 0x0000ffff,
+ 0x00ff0000, 0x0000ff00,
+ 0xff000000, 0x000000ff,
+ 0x00000000, 0x00000000
+ };
+
+static uint64_t ary64[] = {
+ 0x0000000000000001, 0x0100000000000000,
+ 0x8000000000000000, 0x0000000000000080,
+ 0x1234567812345678, 0x7856341278563412,
+ 0xffffffff00000000, 0x00000000ffffffff,
+ 0x00ff000000000000, 0x000000000000ff00,
+ 0xff00000000000000, 0x00000000000000ff,
+ 0x0000000000000000, 0x0000000000000000
+ };
+
+int main(void)
+{
+ int i;
+ int errors = 0;
+
+ printf("Testing swab16\n");
+ i=0;
+ do {
+ printf("swab16(0x%04"PRIx16") = 0x%04"PRIx16"\n",
+ ary16[i], swab16(ary16[i]));
+ if (swab16(ary16[i]) != ary16[i+1]) {
+ printf("Error!!! %04"PRIx16" != %04"PRIx16"\n",
+ swab16(ary16[i]), ary16[i+1]);
+ errors++;
+ }
+ if (swab16(ary16[i+1]) != ary16[i]) {
+ printf("Error!!! %04"PRIx16" != %04"PRIx16"\n",
+ swab16(ary16[i+1]), ary16[i]);
+ errors++;
+ }
+ i += 2;
+ } while (ary16[i] != 0);
+
+ printf("Testing swab32\n");
+ i = 0;
+ do {
+ printf("swab32(0x%08"PRIx32") = 0x%08"PRIx32"\n",
+ ary32[i], swab32(ary32[i]));
+ if (swab32(ary32[i]) != ary32[i+1]) {
+ printf("Error!!! %04"PRIx32" != %04"PRIx32"\n",
+ swab32(ary32[i]), ary32[i+1]);
+ errors++;
+ }
+ if (swab32(ary32[i+1]) != ary32[i]) {
+ printf("Error!!! %04"PRIx32" != %04"PRIx32"\n",
+ swab32(ary32[i+1]), ary32[i]);
+ errors++;
+ }
+ i += 2;
+ } while (ary32[i] != 0);
+
+ printf("Testing swab64\n");
+ i = 0;
+ do {
+ printf("swab64(0x%016"PRIx64") = 0x%016"PRIx64"\n",
+ ary64[i], swab64(ary64[i]));
+ if (swab64(ary64[i]) != ary64[i+1]) {
+ printf("Error!!! %016"PRIx64" != %016"PRIx64"\n",
+ swab64(ary64[i]), ary64[i+1]);
+ errors++;
+ }
+ if (swab64(ary64[i+1]) != ary64[i]) {
+ printf("Error!!! %016"PRIx64" != %016"PRIx64"\n",
+ swab64(ary64[i+1]), ary64[i]);
+ errors++;
+ }
+ i += 2;
+ } while (ary64[i] != 0);
+
+ if (!errors)
+ printf("No errors found in the byteswap implementation\n");
+
+ return errors;
+}
diff --git a/tests/helpers/test_mbsencode.c b/tests/helpers/test_mbsencode.c
new file mode 100644
index 0000000..a8f9383
--- /dev/null
+++ b/tests/helpers/test_mbsencode.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2018 Vaclav Dolezal <vdolezal@redhat.com>
+ *
+ * This file is part of util-linux.
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <locale.h>
+
+#include "mbsalign.h"
+
+int main(int argc, char **argv)
+{
+ int i = 1;
+ char *(*encode_fn)(const char *, size_t *) = mbs_safe_encode;
+
+ setlocale(LC_ALL, "");
+
+ if (i < argc) {
+ if (!strcmp(argv[i], "--safe")) {
+ i++;
+ encode_fn = mbs_safe_encode;
+ } else if (!strcmp(argv[i], "--invalid")) {
+ i++;
+ encode_fn = mbs_invalid_encode;
+ } else if (!strcmp(argv[i], "--")) {
+ i++;
+ }
+ }
+
+ for (; i < argc; i++) {
+ size_t width;
+ char *res;
+ res = encode_fn(argv[i], &width);
+ printf("%zi %s\n", width, res);
+ free(res);
+ }
+
+ return 0;
+}
diff --git a/tests/helpers/test_md5.c b/tests/helpers/test_md5.c
new file mode 100644
index 0000000..6f8dec4
--- /dev/null
+++ b/tests/helpers/test_md5.c
@@ -0,0 +1,29 @@
+
+#include <stdio.h>
+#include <unistd.h>
+
+#include "md5.h"
+
+int main(void)
+{
+ int i, ret;
+ struct UL_MD5Context ctx;
+ unsigned char digest[UL_MD5LENGTH];
+ unsigned char buf[BUFSIZ];
+
+ ul_MD5Init( &ctx );
+
+ while(!feof(stdin) && !ferror(stdin)) {
+ ret = fread(buf, 1, sizeof(buf), stdin);
+ if (ret)
+ ul_MD5Update( &ctx, buf, ret );
+ }
+
+ fclose(stdin);
+ ul_MD5Final( digest, &ctx );
+
+ for (i = 0; i < UL_MD5LENGTH; i++)
+ printf( "%02x", digest[i] );
+ printf("\n");
+ return 0;
+}
diff --git a/tests/helpers/test_mkfds.c b/tests/helpers/test_mkfds.c
new file mode 100644
index 0000000..12b814f
--- /dev/null
+++ b/tests/helpers/test_mkfds.c
@@ -0,0 +1,775 @@
+/*
+ * test_lsfd - make various file descriptors
+ *
+ * Written by Masatake YAMATO <yamato@redhat.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <ctype.h>
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <getopt.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/prctl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/un.h>
+#include <unistd.h>
+
+#include "c.h"
+#include "nls.h"
+#include "xalloc.h"
+
+#define _U_ __attribute__((__unused__))
+
+static void __attribute__((__noreturn__)) usage(FILE *out, int status)
+{
+ fputs(USAGE_HEADER, out);
+ fprintf(out, _(" %s [options] FACTORY FD... [PARAM=VAL...]\n"), program_invocation_short_name);
+
+ fputs(USAGE_OPTIONS, out);
+ fputs(_(" -l, --list list available file descriptor factories and exit\n"), out);
+ fputs(_(" -I, --parameters <factory> list parameters the factory takes\n"), out);
+ fputs(_(" -r, --comm <name> rename self\n"), out);
+ fputs(_(" -q, --quiet don't print pid(s)\n"), out);
+ fputs(_(" -c, --dont-pause don't pause after making fd(s)\n"), out);
+
+ fputs(USAGE_SEPARATOR, out);
+ fputs(_("Examples:\n"), out);
+ fprintf(out, _("Using 3, open /etc/group:\n\n $ %s ro-regular-file 3 file=/etc/group\n\n"),
+ program_invocation_short_name);
+ fprintf(out, _("Using 3 and 4, make a pipe:\n\n $ %s pipe-no-fork 3 4\n\n"),
+ program_invocation_short_name);
+
+ exit(status);
+}
+
+union value {
+ const char *string;
+ long integer;
+};
+
+enum ptype {
+ PTYPE_STRING,
+ PTYPE_INTEGER,
+};
+
+struct ptype_class {
+ const char *name;
+
+ /* Covert to a string representation.
+ * A caller must free the returned value with free(3) after using. */
+ char *(*sprint)(const union value *value);
+
+ /* Convert from a string. If ARG is NULL, use DEFV instead.
+ * A caller must free the returned value with the free method
+ * after using. */
+ union value (*read)(const char *arg, const union value *defv);
+
+ /* Free the value returned from the read method. */
+ void (*free)(union value value);
+};
+
+#define ARG_STRING(A) (A.v.string)
+#define ARG_INTEGER(A) (A.v.integer)
+struct arg {
+ union value v;
+ void (*free)(union value value);
+};
+
+struct parameter {
+ const char *name;
+ const enum ptype type;
+ const char *desc;
+ union value defv; /* Default value */
+};
+
+static char *string_sprint(const union value *value)
+{
+ return xstrdup(value->string);
+}
+
+static union value string_read(const char *arg, const union value *defv)
+{
+ return (union value){ .string = xstrdup(arg?: defv->string) };
+}
+
+static void string_free(union value value)
+{
+ free((void *)value.string);
+}
+
+static char *integer_sprint(const union value *value)
+{
+ char *str = NULL;
+ xasprintf(&str, "%ld", value->integer);
+ return str;
+}
+
+static union value integer_read(const char *arg, const union value *defv)
+{
+ char *ep;
+ union value r;
+
+ if (!arg)
+ return *defv;
+
+ errno = 0;
+ r.integer = strtol(arg, &ep, 10);
+ if (errno)
+ err(EXIT_FAILURE, _("fail to make a number from %s"), arg);
+ else if (*ep != '\0')
+ errx(EXIT_FAILURE, _("garbage at the end of number: %s"), arg);
+ return r;
+}
+
+static void integer_free(union value value _U_)
+{
+ /* Do nothing */
+}
+
+
+struct ptype_class ptype_classes [] = {
+ [PTYPE_STRING] = {
+ .name = "string",
+ .sprint = string_sprint,
+ .read = string_read,
+ .free = string_free,
+ },
+ [PTYPE_INTEGER] = {
+ .name = "integer",
+ .sprint = integer_sprint,
+ .read = integer_read,
+ .free = integer_free,
+ },
+};
+
+static struct arg decode_arg(const char *pname,
+ const struct parameter *parameters,
+ int argc, char **argv)
+{
+ char *v = NULL;
+ size_t len = strlen(pname);
+ const struct parameter *p = NULL;
+ struct arg arg;
+
+ while (parameters->name) {
+ if (strcmp(pname, parameters->name) == 0) {
+ p = parameters;
+ break;
+ }
+ parameters++;
+ }
+ if (p == NULL)
+ errx(EXIT_FAILURE, _("no such parameter: %s"), pname);
+
+ for (int i = 0; i < argc; i++) {
+ if (strncmp(pname, argv[i], len) == 0) {
+ v = argv[i] + len;
+ if (*v == '=') {
+ v++;
+ break;
+ } else if (*v == '\0')
+ errx(EXIT_FAILURE,
+ _("no value given for \"%s\" parameter"),
+ pname);
+ else
+ v = NULL;
+ }
+ }
+ arg.v = ptype_classes [p->type].read (v, &p->defv);
+ arg.free = ptype_classes [p->type].free;
+ return arg;
+}
+
+static void free_arg(struct arg *arg)
+{
+ arg->free(arg->v);
+}
+
+struct fdesc {
+ int fd;
+ void (*close)(int, void *);
+ void *data;
+};
+
+struct factory {
+ const char *name; /* [-a-zA-Z0-9_]+ */
+ const char *desc;
+ bool priv; /* the root privilege is needed to make fd(s) */
+#define MAX_N 3
+ int N; /* the number of fds this factory makes */
+ bool fork; /* whether this factory make a child process or not */
+ void (*make)(const struct factory *, struct fdesc[], pid_t *, int, char **);
+ const struct parameter * params;
+};
+
+static void close_fdesc(int fd, void *data _U_)
+{
+ close(fd);
+}
+
+static void open_ro_regular_file(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ struct arg file = decode_arg("file", factory->params, argc, argv);
+ struct arg offset = decode_arg("offset", factory->params, argc, argv);
+
+ int fd = open(ARG_STRING(file), O_RDONLY);
+ if (fd < 0)
+ err(EXIT_FAILURE, "failed to open: %s", ARG_STRING(file));
+ free_arg(&file);
+
+ if (ARG_INTEGER(offset) != 0) {
+ if (lseek(fd, (off_t)ARG_INTEGER(offset), SEEK_CUR) < 0) {
+ int e = errno;
+ close(fd);
+ errno = e;
+ err(EXIT_FAILURE, "failed to seek 0 -> %ld", ARG_INTEGER(offset));
+ }
+ }
+ free_arg(&offset);
+
+ if (fd != fdescs[0].fd) {
+ if (dup2(fd, fdescs[0].fd) < 0) {
+ int e = errno;
+ close(fd);
+ errno = e;
+ err(EXIT_FAILURE, "failed to dup %d -> %d", fd, fdescs[0].fd);
+ }
+ close(fd);
+ }
+
+ fdescs[0] = (struct fdesc){
+ .fd = fdescs[0].fd,
+ .close = close_fdesc,
+ .data = NULL
+ };
+}
+
+static void make_pipe(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ int pd[2];
+ int nonblock_flags[2] = {0, 0};
+ struct arg nonblock = decode_arg("nonblock", factory->params, argc, argv);
+ if (strlen(ARG_STRING(nonblock)) != 2) {
+ errx(EXIT_FAILURE, "string value for %s has unexpected length: %s",
+ "nonblock", ARG_STRING(nonblock));
+ }
+
+ for (int i = 0; i < 2; i++) {
+ if (ARG_STRING(nonblock)[i] == '-')
+ continue;
+ if ((i == 0 && ARG_STRING(nonblock)[i] == 'r')
+ || (i == 1 && ARG_STRING(nonblock)[i] == 'w'))
+ nonblock_flags[i] = 1;
+ else
+ errx(EXIT_FAILURE, "unexpected value %c for the %s fd of %s",
+ ARG_STRING(nonblock)[i],
+ (i == 0)? "read": "write",
+ "nonblock");
+ }
+ free_arg(&nonblock);
+
+ if (pipe(pd) < 0)
+ err(EXIT_FAILURE, "failed to make pipe");
+
+ for (int i = 0; i < 2; i++) {
+ if (nonblock_flags[i]) {
+ int flags = fcntl(pd[i], F_GETFL);
+ if (fcntl(pd[i], F_SETFL, flags|O_NONBLOCK) < 0) {
+ int e = errno;
+ close(pd[0]);
+ close(pd[1]);
+ errno = e;
+ errx(EXIT_FAILURE, "failed to set NONBLOCK flag to the %s fd",
+ (i == 0)? "read": "write");
+ }
+ }
+ }
+
+ for (int i = 0; i < 2; i++) {
+ if (pd[i] != fdescs[i].fd) {
+ if (dup2(pd[i], fdescs[i].fd) < 0) {
+ int e = errno;
+ close(pd[0]);
+ close(pd[1]);
+ errno = e;
+ err(EXIT_FAILURE, "failed to dup %d -> %d",
+ pd[i], fdescs[i].fd);
+ }
+ close(pd[i]);
+ }
+ fdescs[i] = (struct fdesc){
+ .fd = fdescs[i].fd,
+ .close = close_fdesc,
+ .data = NULL
+ };
+ }
+}
+
+static void close_dir(int fd, void *data)
+{
+ DIR *dp = data;
+ if (dp)
+ closedir(dp);
+ else
+ close_fdesc(fd, NULL);
+}
+
+static void open_directory(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ struct arg dir = decode_arg("dir", factory->params, argc, argv);
+ struct arg dentries = decode_arg("dentries", factory->params, argc, argv);
+ DIR *dp = NULL;
+
+ int fd = open(ARG_STRING(dir), O_RDONLY|O_DIRECTORY);
+ if (fd < 0)
+ err(EXIT_FAILURE, "failed to open: %s", ARG_STRING(dir));
+ free_arg(&dir);
+
+ if (fd != fdescs[0].fd) {
+ if (dup2(fd, fdescs[0].fd) < 0) {
+ int e = errno;
+ close(fd);
+ errno = e;
+ err(EXIT_FAILURE, "failed to dup %d -> %d", fd, fdescs[0].fd);
+ }
+ close(fd);
+ }
+
+ if (ARG_INTEGER(dentries) > 0) {
+ dp = fdopendir(fdescs[0].fd);
+ if (dp == NULL) {
+ int e = errno;
+ close(fdescs[0].fd);
+ errno = e;
+ err(EXIT_FAILURE, "failed to make DIR* from fd: %s", ARG_STRING(dir));
+ }
+ for (int i = 0; i < ARG_INTEGER(dentries); i++) {
+ struct dirent *d = readdir(dp);
+ if (!d) {
+ int e = errno;
+ closedir(dp);
+ errno = e;
+ err(EXIT_FAILURE, "failed in readdir(3)");
+ }
+ }
+ }
+ free_arg(&dentries);
+
+
+ fdescs[0] = (struct fdesc){
+ .fd = fdescs[0].fd,
+ .close = close_dir,
+ .data = dp
+ };
+}
+
+static void open_rw_chrdev(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ struct arg chrdev = decode_arg("chrdev", factory->params, argc, argv);
+ int fd = open(ARG_STRING(chrdev), O_RDWR);
+ if (fd < 0)
+ err(EXIT_FAILURE, "failed to open: %s", ARG_STRING(chrdev));
+ free_arg(&chrdev);
+
+ fdescs[0] = (struct fdesc){
+ .fd = fd,
+ .close = close_fdesc,
+ .data = NULL
+ };
+}
+
+static void make_socketpair(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ int sd[2];
+ struct arg socktype = decode_arg("socktype", factory->params, argc, argv);
+ int isocktype;
+ if (strcmp(ARG_STRING(socktype), "STREAM") == 0)
+ isocktype = SOCK_STREAM;
+ else if (strcmp(ARG_STRING(socktype), "DGRAM") == 0)
+ isocktype = SOCK_DGRAM;
+ else if (strcmp(ARG_STRING(socktype), "SEQPACKET") == 0)
+ isocktype = SOCK_SEQPACKET;
+ else
+ errx(EXIT_FAILURE,
+ "unknown socket type for socketpair(AF_UNIX,...): %s",
+ ARG_STRING(socktype));
+ free_arg(&socktype);
+
+ if (socketpair(AF_UNIX, isocktype, 0, sd) < 0)
+ err(EXIT_FAILURE, "failed to make socket pair");
+
+ for (int i = 0; i < 2; i++) {
+ if (sd[i] != fdescs[i].fd) {
+ if (dup2(sd[i], fdescs[i].fd) < 0) {
+ int e = errno;
+ close(sd[0]);
+ close(sd[1]);
+ errno = e;
+ err(EXIT_FAILURE, "failed to dup %d -> %d",
+ sd[i], fdescs[i].fd);
+ }
+ close(sd[i]);
+ }
+ fdescs[i] = (struct fdesc){
+ .fd = fdescs[i].fd,
+ .close = close_fdesc,
+ .data = NULL
+ };
+ }
+}
+
+static void open_with_opath(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ struct arg path = decode_arg("path", factory->params, argc, argv);
+ int fd = open(ARG_STRING(path), O_PATH|O_NOFOLLOW);
+ if (fd < 0)
+ err(EXIT_FAILURE, "failed to open with O_PATH: %s", ARG_STRING(path));
+ free_arg(&path);
+
+ fdescs[0] = (struct fdesc){
+ .fd = fd,
+ .close = close_fdesc,
+ .data = NULL
+ };
+}
+
+static void open_ro_blkdev(const struct factory *factory, struct fdesc fdescs[], pid_t * child _U_,
+ int argc, char ** argv)
+{
+ struct arg blkdev = decode_arg("blkdev", factory->params, argc, argv);
+ int fd = open(ARG_STRING(blkdev), O_RDONLY);
+ if (fd < 0)
+ err(EXIT_FAILURE, "failed to open: %s", ARG_STRING(blkdev));
+ free_arg(&blkdev);
+
+ fdescs[0] = (struct fdesc){
+ .fd = fd,
+ .close = close_fdesc,
+ .data = NULL,
+ };
+}
+
+#define PARAM_END { .name = NULL, }
+static const struct factory factories[] = {
+ {
+ .name = "ro-regular-file",
+ .desc = "read-only regular file",
+ .priv = false,
+ .N = 1,
+ .fork = false,
+ .make = open_ro_regular_file,
+ .params = (struct parameter []) {
+ {
+ .name = "file",
+ .type = PTYPE_STRING,
+ .desc = "file to be opened",
+ .defv.string = "/etc/passwd",
+ },
+ {
+ .name = "offset",
+ .type = PTYPE_INTEGER,
+ .desc = "seek bytes after open with SEEK_CUR",
+ .defv.integer = 0,
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "pipe-no-fork",
+ .desc = "making pair of fds with pipe(2)",
+ .priv = false,
+ .N = 2,
+ .fork = false,
+ .make = make_pipe,
+ .params = (struct parameter []) {
+ {
+ .name = "nonblock",
+ .type = PTYPE_STRING,
+ .desc = "set nonblock flag (\"--\", \"r-\", \"-w\", or \"rw\")",
+ .defv.string = "--",
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "directory",
+ .desc = "directory",
+ .priv = false,
+ .N = 1,
+ .fork = false,
+ .make = open_directory,
+ .params = (struct parameter []) {
+ {
+ .name = "dir",
+ .type = PTYPE_STRING,
+ .desc = "directory to be opened",
+ .defv.string = "/",
+ },
+ {
+ .name = "dentries",
+ .type = PTYPE_INTEGER,
+ .desc = "read the number of dentries after open with readdir(3)",
+ .defv.integer = 0,
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "rw-character-device",
+ .desc = "character device with O_RDWR flag",
+ .priv = false,
+ .N = 1,
+ .fork = false,
+ .make = open_rw_chrdev,
+ .params = (struct parameter []) {
+ {
+ .name = "chrdev",
+ .type = PTYPE_STRING,
+ .desc = "character device node to be opened",
+ .defv.string = "/dev/zero",
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "socketpair",
+ .desc = "AF_UNIX socket pair created with socketpair(2)",
+ .priv = false,
+ .N = 2,
+ .fork = false,
+ .make = make_socketpair,
+ .params = (struct parameter []) {
+ {
+ .name = "socktype",
+ .type = PTYPE_STRING,
+ .desc = "STREAM, DGRAM, or SEQPACKET",
+ .defv.string = "STREAM",
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "symlink",
+ .desc = "symbolic link itself opened with O_PATH",
+ .priv = false,
+ .N = 1,
+ .fork = false,
+ .make = open_with_opath,
+ .params = (struct parameter []) {
+ {
+ .name = "path",
+ .type = PTYPE_STRING,
+ .desc = "path to a symbolic link",
+ .defv.string = "/dev/stdin",
+ },
+ PARAM_END
+ },
+ },
+ {
+ .name = "ro-block-device",
+ .desc = "block device with O_RDONLY flag",
+ .priv = true,
+ .N = 1,
+ .fork = false,
+ .make = open_ro_blkdev,
+ .params = (struct parameter []) {
+ {
+ .name = "blkdev",
+ .type = PTYPE_STRING,
+ .desc = "block device node to be opened",
+ .defv.string = "/dev/nullb0",
+ },
+ PARAM_END
+ },
+ },
+};
+
+static int count_parameters(const struct factory *factory)
+{
+
+ const struct parameter *p = factory->params;
+ if (!p)
+ return 0;
+ while (p->name)
+ p++;
+ return p - factory->params;
+}
+
+static void print_factory(const struct factory *factory)
+{
+ printf("%-20s %4s %5d %4s %6d %s\n",
+ factory->name,
+ factory->priv? "yes": "no",
+ factory->N,
+ factory->fork? "yes": "no",
+ count_parameters(factory),
+ factory->desc);
+}
+
+static void list_factories(void)
+{
+ printf("%-20s PRIV COUNT FORK NPARAM DESCRIPTION\n", "FACTORY");
+ for (size_t i = 0; i < ARRAY_SIZE(factories); i++)
+ print_factory(factories + i);
+}
+
+static const struct factory *find_factory(const char *name)
+{
+ for (size_t i = 0; i < ARRAY_SIZE(factories); i++)
+ if (strcmp(factories[i].name, name) == 0)
+ return factories + i;
+ return NULL;
+}
+
+static void list_parameters(const char *factory_name)
+{
+ const struct factory *factory = find_factory(factory_name);
+ const char *fmt = "%-15s %-8s %15s %s\n";
+
+ if (!factory)
+ errx(EXIT_FAILURE, _("no such factory: %s"), factory_name);
+
+ if (!factory->params)
+ return;
+
+ printf(fmt, "PARAMETER", "TYPE", "DEFAULT_VALUE", "DESCRIPTION");
+ for (const struct parameter *p = factory->params; p->name != NULL; p++) {
+ char *defv = ptype_classes[p->type].sprint(&p->defv);
+ printf(fmt, p->name, ptype_classes[p->type].name, defv, p->desc);
+ free(defv);
+ }
+}
+
+static void rename_self(const char *comm)
+{
+ if (prctl(PR_SET_NAME, (unsigned long)comm, 0, 0, 0) < 0)
+ err(EXIT_FAILURE, _("failed to rename self via prctl: %s"), comm);
+}
+
+static void do_nothing(int signum _U_)
+{
+}
+
+int main(int argc, char **argv)
+{
+ int c;
+ pid_t pid[2];
+ const struct factory *factory;
+ struct fdesc fdescs[MAX_N];
+ bool quiet = false;
+ bool cont = false;
+
+ pid[0] = getpid();
+ pid[1] = -1;
+
+ static const struct option longopts[] = {
+ { "list", no_argument, NULL, 'l' },
+ { "parameters", required_argument, NULL, 'I' },
+ { "comm", required_argument, NULL, 'r' },
+ { "quiet", no_argument, NULL, 'q' },
+ { "dont-puase", no_argument, NULL, 'c' },
+ { "help", no_argument, NULL, 'h' },
+ };
+
+ while ((c = getopt_long(argc, argv, "lhqcI:r:", longopts, NULL)) != -1) {
+ switch (c) {
+ case 'h':
+ usage(stdout, EXIT_SUCCESS);
+ case 'l':
+ list_factories();
+ exit(EXIT_SUCCESS);
+ case 'I':
+ list_parameters(optarg);
+ exit(EXIT_SUCCESS);
+ case 'q':
+ quiet = true;
+ break;
+ case 'c':
+ cont = true;
+ break;
+ case 'r':
+ rename_self(optarg);
+ break;
+ default:
+ usage(stderr, EXIT_FAILURE);
+ }
+ }
+
+
+ if (optind == argc)
+ errx(EXIT_FAILURE, _("no file descriptor specification given"));
+
+ factory = find_factory(argv[optind]);
+ if (!factory)
+ errx(EXIT_FAILURE, _("no such factory: %s"), argv[optind]);
+ assert(factory->N < MAX_N);
+ optind++;
+
+ if ((optind + factory->N) > argc)
+ errx(EXIT_FAILURE, _("not enough file descriptors given for %s"),
+ factory->name);
+ for (int i = 0; i < factory->N; i++) {
+ char *str = argv[optind + i];
+ long fd;
+ char *ep;
+
+ errno = 0;
+ fd = strtol(str, &ep, 10);
+ if (errno)
+ err(EXIT_FAILURE, "failed to convert fd number: %s", str);
+ if (ep == str)
+ errx(EXIT_FAILURE, "failed to convert fd number: %s", str);
+ if (*ep != '\0')
+ errx(EXIT_FAILURE, _("garbage at the end of number: %s"), str);
+ if (fd < 0)
+ errx(EXIT_FAILURE, "fd number should not be negative: %s", str);
+ if (fd < 3)
+ errx(EXIT_FAILURE, "fd 0, 1, 2 are reserved: %s", str);
+ fdescs[i].fd = fd;
+ }
+ optind += factory->N;
+
+ factory->make(factory, fdescs, pid + 1, argc - optind, argv + optind);
+
+ signal(SIGCONT, do_nothing);
+
+ if (!quiet) {
+ printf("%d", pid[0]);
+ if (pid[1] != -1)
+ printf(" %d", pid[1]);
+ putchar('\n');
+ fflush(stdout);
+ }
+
+ if (!cont)
+ pause();
+
+ for (int i = 0; i < factory->N; i++)
+ fdescs[i].close(fdescs[i].fd, fdescs[i].data);
+
+ exit(EXIT_SUCCESS);
+}
diff --git a/tests/helpers/test_pathnames.c b/tests/helpers/test_pathnames.c
new file mode 100644
index 0000000..2368641
--- /dev/null
+++ b/tests/helpers/test_pathnames.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2007 Karel Zak <kzak@redhat.com>
+ *
+ * This file is part of util-linux.
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "pathnames.h"
+
+struct hlpPath
+{
+ const char *name;
+ const char *path;
+};
+
+#define DEF_HLPPATH(_p) { #_p, _p }
+
+static struct hlpPath paths[] =
+{
+ DEF_HLPPATH(_PATH_DEFPATH),
+ DEF_HLPPATH(_PATH_DEFPATH_ROOT),
+ DEF_HLPPATH(_PATH_DEV_LOOP),
+ DEF_HLPPATH(_PATH_HUSHLOGIN),
+ DEF_HLPPATH(_PATH_MAILDIR),
+ DEF_HLPPATH(_PATH_MOTDFILE),
+ DEF_HLPPATH(_PATH_NOLOGIN),
+ DEF_HLPPATH(_PATH_LOGIN),
+ DEF_HLPPATH(_PATH_PASSWD),
+ DEF_HLPPATH(_PATH_GSHADOW),
+ DEF_HLPPATH(_PATH_GROUP),
+ DEF_HLPPATH(_PATH_SHADOW_PASSWD),
+ DEF_HLPPATH(_PATH_WORDS),
+ DEF_HLPPATH(_PATH_WORDS_ALT),
+ DEF_HLPPATH(_PATH_FILESYSTEMS),
+ DEF_HLPPATH(_PATH_PROC_SWAPS),
+ DEF_HLPPATH(_PATH_PROC_FILESYSTEMS),
+ DEF_HLPPATH(_PATH_MOUNTED),
+ DEF_HLPPATH(_PATH_MNTTAB),
+ DEF_HLPPATH(_PATH_DEV_BYLABEL),
+ DEF_HLPPATH(_PATH_DEV_BYUUID),
+ { NULL, NULL }
+};
+
+int
+main(int argc, char **argv)
+{
+ struct hlpPath *p;
+
+ if (argc == 1) {
+ for (p = paths; p->name; p++)
+ printf("%20s %s\n", p->name, p->path);
+ exit(EXIT_SUCCESS);
+ } else {
+ if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-h") == 0) {
+ printf("%s <option>\n", argv[0]);
+ fputs("options:\n", stdout);
+ for (p = paths; p->name; p++)
+ printf("\t%s\n", p->name);
+ exit(EXIT_SUCCESS);
+ }
+
+ for (p = paths; p->name; p++) {
+ if (strcmp(p->name, argv[1]) == 0) {
+ printf("%s\n", p->path);
+ exit(EXIT_SUCCESS);
+ }
+ }
+ }
+
+ exit(EXIT_FAILURE);
+}
+
diff --git a/tests/helpers/test_sha1.c b/tests/helpers/test_sha1.c
new file mode 100644
index 0000000..ad96da4
--- /dev/null
+++ b/tests/helpers/test_sha1.c
@@ -0,0 +1,29 @@
+
+#include <stdio.h>
+#include <unistd.h>
+
+#include "sha1.h"
+
+int main(void)
+{
+ int i, ret;
+ UL_SHA1_CTX ctx;
+ unsigned char digest[UL_SHA1LENGTH];
+ unsigned char buf[BUFSIZ];
+
+ ul_SHA1Init( &ctx );
+
+ while(!feof(stdin) && !ferror(stdin)) {
+ ret = fread(buf, 1, sizeof(buf), stdin);
+ if (ret)
+ ul_SHA1Update( &ctx, buf, ret );
+ }
+
+ fclose(stdin);
+ ul_SHA1Final( digest, &ctx );
+
+ for (i = 0; i < UL_SHA1LENGTH; i++)
+ printf( "%02x", digest[i] );
+ printf("\n");
+ return 0;
+}
diff --git a/tests/helpers/test_sigreceive.c b/tests/helpers/test_sigreceive.c
new file mode 100644
index 0000000..12b563a
--- /dev/null
+++ b/tests/helpers/test_sigreceive.c
@@ -0,0 +1,181 @@
+/*
+ * test_sigreceive - wait for signal and exit with value of it
+ *
+ * Written by Sami Kerola <kerolasa@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <err.h>
+#include <getopt.h>
+#include <pwd.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/select.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "strutils.h"
+
+#define TEST_SIGRECEIVE_FAILURE 0
+
+static void __attribute__((__noreturn__)) usage(FILE *out)
+{
+ fputs("Usage: test_sigreceive [-s|--setuid <login|uid>]\n", out);
+ exit(TEST_SIGRECEIVE_FAILURE);
+}
+
+static __attribute__((__noreturn__))
+void exiter(int signo __attribute__((__unused__)),
+ siginfo_t *info,
+ void *context __attribute__((__unused__)))
+{
+ int ret = info->si_signo;
+
+ if (info->si_code == SI_QUEUE && info->si_value.sival_int != 0)
+ ret = info->si_value.sival_int;
+ _exit(ret);
+}
+
+int main(int argc, char **argv)
+{
+ struct sigaction sigact;
+ fd_set rfds;
+ struct timeval timeout;
+ char *user = NULL;
+ int c;
+
+ static const struct option longopts[] = {
+ {"setuid", required_argument, NULL, 's'},
+ {NULL, 0, NULL, 0}
+ };
+
+ while ((c = getopt_long(argc, argv, "s:h", longopts, NULL)) != -1)
+ switch (c) {
+ case 's':
+ user = optarg;
+ break;
+ case 'h':
+ usage(stdout);
+ default:
+ usage(stderr);
+ }
+
+ if (user) {
+ struct passwd *pw;
+ uid_t uid;
+
+ pw = getpwnam(user);
+ if (pw)
+ uid = pw->pw_uid;
+ else
+ uid = strtou32_or_err(user, "failed to parse uid");
+ if (setuid(uid) < 0)
+ err(TEST_SIGRECEIVE_FAILURE, "setuid failed");
+ }
+
+ sigemptyset(&sigact.sa_mask);
+ sigact.sa_flags = SA_SIGINFO;
+ sigact.sa_sigaction = exiter;
+ timeout.tv_sec = 5;
+ timeout.tv_usec = 0;
+
+ sigaction(SIGINT, &sigact, NULL);
+ sigaction(SIGQUIT, &sigact, NULL);
+ sigaction(SIGILL, &sigact, NULL);
+#ifdef SIGTRAP
+ sigaction(SIGTRAP, &sigact, NULL);
+#endif
+ sigaction(SIGABRT, &sigact, NULL);
+#ifdef SIGIOT
+ sigaction(SIGIOT, &sigact, NULL);
+#endif
+#ifdef SIGEMT
+ sigaction(SIGEMT, &sigact, NULL);
+#endif
+#ifdef SIGBUS
+ sigaction(SIGBUS, &sigact, NULL);
+#endif
+ sigaction(SIGFPE, &sigact, NULL);
+ sigaction(SIGUSR1, &sigact, NULL);
+ sigaction(SIGSEGV, &sigact, NULL);
+ sigaction(SIGUSR2, &sigact, NULL);
+ sigaction(SIGPIPE, &sigact, NULL);
+ sigaction(SIGALRM, &sigact, NULL);
+ sigaction(SIGTERM, &sigact, NULL);
+#ifdef SIGSTKFLT
+ sigaction(SIGSTKFLT, &sigact, NULL);
+#endif
+ sigaction(SIGCHLD, &sigact, NULL);
+#ifdef SIGCLD
+ sigaction(SIGCLD, &sigact, NULL);
+#endif
+ sigaction(SIGCONT, &sigact, NULL);
+ sigaction(SIGTSTP, &sigact, NULL);
+ sigaction(SIGTTIN, &sigact, NULL);
+ sigaction(SIGTTOU, &sigact, NULL);
+#ifdef SIGURG
+ sigaction(SIGURG, &sigact, NULL);
+#endif
+#ifdef SIGXCPU
+ sigaction(SIGXCPU, &sigact, NULL);
+#endif
+#ifdef SIGXFSZ
+ sigaction(SIGXFSZ, &sigact, NULL);
+#endif
+#ifdef SIGVTALRM
+ sigaction(SIGVTALRM, &sigact, NULL);
+#endif
+#ifdef SIGPROF
+ sigaction(SIGPROF, &sigact, NULL);
+#endif
+#ifdef SIGWINCH
+ sigaction(SIGWINCH, &sigact, NULL);
+#endif
+#ifdef SIGIO
+ sigaction(SIGIO, &sigact, NULL);
+#endif
+#ifdef SIGPOLL
+ sigaction(SIGPOLL, &sigact, NULL);
+#endif
+#ifdef SIGINFO
+ sigaction(SIGINFO, &sigact, NULL);
+#endif
+#ifdef SIGLOST
+ sigaction(SIGLOST, &sigact, NULL);
+#endif
+#ifdef SIGPWR
+ sigaction(SIGPWR, &sigact, NULL);
+#endif
+#ifdef SIGUNUSED
+ sigaction(SIGUNUSED, &sigact, NULL);
+#endif
+#ifdef SIGSYS
+ sigaction(SIGSYS, &sigact, NULL);
+#endif
+#ifdef SIGRTMIN
+ sigaction(SIGRTMIN, &sigact, NULL);
+ sigaction(SIGRTMAX, &sigact, NULL);
+#endif
+ /* Keep SIGHUP last, the bit it flips tells to check script the
+ * helper is ready to be killed. */
+ sigaction(SIGHUP, &sigact, NULL);
+
+ FD_ZERO(&rfds);
+ FD_SET(STDIN_FILENO, &rfds);
+ select(0, &rfds, NULL, NULL, &timeout);
+
+ exit(TEST_SIGRECEIVE_FAILURE);
+}
diff --git a/tests/helpers/test_strerror.c b/tests/helpers/test_strerror.c
new file mode 100644
index 0000000..cd72f78
--- /dev/null
+++ b/tests/helpers/test_strerror.c
@@ -0,0 +1,45 @@
+/*
+ * This test program prints errno messages to allow for portable
+ * verification of error messages.
+ *
+ * Copyright (C) 2019 Patrick Steinhardt <ps@pks.im
+ *
+ * This file may be redistributed under the terms of the GNU Public
+ * License.
+ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define E(x) { #x, x }
+static struct {
+ const char *str;
+ int error;
+} errors[] = {
+ E(ENOENT),
+ E(ENOTTY),
+ E(EILSEQ),
+ E(EINVAL),
+};
+
+int main(int argc, const char *argv[])
+{
+ size_t i;
+
+ if (argc != 2) {
+ fprintf(stderr, "USAGE: %s <errno>\n", argv[0]);
+ return -1;
+ }
+
+ for (i = 0; i < sizeof(errors)/sizeof(*errors); i++) {
+ if (strcmp(errors[i].str, argv[1]) != 0)
+ continue;
+ puts(strerror(errors[i].error));
+ return 0;
+ }
+
+ fprintf(stderr, "Invalid errno: %s\n", argv[1]);
+ return -1;
+}
diff --git a/tests/helpers/test_sysinfo.c b/tests/helpers/test_sysinfo.c
new file mode 100644
index 0000000..e13931d
--- /dev/null
+++ b/tests/helpers/test_sysinfo.c
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) 2007 Karel Zak <kzak@redhat.com>
+ *
+ * This file is part of util-linux.
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <limits.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+typedef struct {
+ const char *name;
+ int (*fnc)(void);
+} mntHlpfnc;
+
+static int hlp_wordsize(void)
+{
+ printf("%zu\n", CHAR_BIT * sizeof(void*));
+ return 0;
+}
+
+static int hlp_endianness(void)
+{
+#if !defined(WORDS_BIGENDIAN)
+ printf("LE\n");
+#else
+ printf("BE\n");
+#endif
+ return 0;
+}
+
+
+static int hlp_pagesize(void)
+{
+ printf("%d\n", getpagesize());
+ return 0;
+}
+
+static int hlp_int_max(void)
+{
+ printf("%d\n", INT_MAX);
+ return 0;
+}
+
+static int hlp_uint_max(void)
+{
+ printf("%u\n", UINT_MAX);
+ return 0;
+}
+
+static int hlp_long_max(void)
+{
+ printf("%ld\n", LONG_MAX);
+ return 0;
+}
+
+static int hlp_ulong_max(void)
+{
+ printf("%lu\n", ULONG_MAX);
+ return 0;
+}
+
+static int hlp_u64_max(void)
+{
+ printf("%" PRIu64 "\n", UINT64_MAX);
+ return 0;
+}
+
+static int hlp_ulong_max32(void)
+{
+#if __WORDSIZE == 64
+ printf("%lu\n", ULONG_MAX >> 32);
+#else
+ printf("%lu\n", ULONG_MAX);
+#endif
+ return 0;
+}
+
+static mntHlpfnc hlps[] =
+{
+ { "WORDSIZE", hlp_wordsize },
+ { "pagesize", hlp_pagesize },
+ { "INT_MAX", hlp_int_max },
+ { "UINT_MAX", hlp_uint_max },
+ { "LONG_MAX", hlp_long_max },
+ { "ULONG_MAX", hlp_ulong_max },
+ { "ULONG_MAX32",hlp_ulong_max32 },
+ { "UINT64_MAX", hlp_u64_max },
+ { "byte-order", hlp_endianness },
+ { NULL, NULL }
+};
+
+int main(int argc, char **argv)
+{
+ int re = 0;
+ mntHlpfnc *fn;
+
+ if (argc == 1) {
+ for (fn = hlps; fn->name; fn++) {
+ printf("%15s: ", fn->name);
+ re += fn->fnc();
+ }
+ } else {
+ int i;
+
+ if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-h") == 0) {
+ printf("%s <option>\n", argv[0]);
+ fputs("options:\n", stdout);
+ for (fn = hlps; fn->name; fn++)
+ printf("\t%s\n", fn->name);
+ exit(EXIT_SUCCESS);
+ }
+
+ for (i=1; i < argc; i++) {
+ for (fn = hlps; fn->name; fn++) {
+ if (strcmp(fn->name, argv[i]) == 0)
+ re += fn->fnc();
+ }
+ }
+ }
+
+ exit(re ? EXIT_FAILURE : EXIT_SUCCESS);
+}
+
diff --git a/tests/helpers/test_tiocsti.c b/tests/helpers/test_tiocsti.c
new file mode 100644
index 0000000..c2213f5
--- /dev/null
+++ b/tests/helpers/test_tiocsti.c
@@ -0,0 +1,32 @@
+/*
+ * test_tiocsti - test security of TIOCSTI
+ *
+ * Written by Federico Bento <up201407890@alunos.dcc.fc.up.pt>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdlib.h>
+#include <sys/ioctl.h>
+
+int main(void)
+{
+ int rc = 0;
+ char *cmd = "id -u -n\n";
+
+ while(*cmd)
+ rc += ioctl(0, TIOCSTI, cmd++);
+
+ exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
+}
diff --git a/tests/helpers/test_uuid_namespace.c b/tests/helpers/test_uuid_namespace.c
new file mode 100644
index 0000000..1522ed2
--- /dev/null
+++ b/tests/helpers/test_uuid_namespace.c
@@ -0,0 +1,37 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../libuuid/src/uuid.h"
+
+static void get_template(const char *ns)
+{
+ const uuid_t *uuidptr;
+ char buf[UUID_STR_LEN];
+
+ uuidptr = uuid_get_template(ns);
+ if (uuidptr == NULL)
+ strcpy(buf, "NULL");
+ else
+ uuid_unparse_lower(*uuidptr, buf);
+
+ printf("uuid_get_template %s returns %s\n", (ns ? ns : "NULL"), buf);
+}
+
+int main(void)
+{
+ get_template("dns");
+
+ get_template("url");
+
+ get_template("oid");
+
+ get_template("x500");
+
+ get_template(NULL);
+ get_template("");
+ get_template("unknown");
+
+ exit(0);
+}
+