regress/fread.c - third_party/libzip - Git at Google

 /*
   fread.c -- test cases for reading from zip archives
   Copyright (C) 2004-2019 Dieter Baron and Thomas Klausner

   This file is part of libzip, a library to manipulate ZIP archives.
   The authors can be contacted at <libzip@nih.at>

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:
   1. Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
   2. Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in
      the documentation and/or other materials provided with the
      distribution.
   3. The names of the authors may not be used to endorse or promote
      products derived from this software without specific prior
      written permission.

   THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
   OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
   IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
   IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

 #include "config.h"

 #include <stdio.h>
 #include <stdlib.h>

 #ifndef HAVE_GETOPT
 #include "getopt.h"
 #endif

 #include "zip.h"

 enum when { WHEN_NEVER, WHEN_OPEN, WHEN_READ, WHEN_CLOSE };

 const char *when_name[] = {"no", "zip_fopen", "zip_fread", "zip_fclose"};

 static int do_read(zip_t *z, const char *name, zip_flags_t flags, enum when when_ex, int ze_ex, int se_ex);

 int verbose;

 const char *progname;
 #define USAGE "usage: %s [-v] archive\n"

 int
 main(int argc, char *argv[]) {
     int fail, ze;
     int c;
     zip_t *z;
     zip_source_t *zs;
     char *archive;
     zip_int64_t idx;

     verbose = 0;
     fail = 0;

     progname = argv[0];

     while ((c = getopt(argc, argv, "v")) != -1) {
 	switch (c) {
 	case 'v':
 	    verbose = 1;
 	    break;

 	default:
 	    fprintf(stderr, USAGE, progname);
 	    return 1;
 	}
     }


     if (argc - optind != 1) {
 	fprintf(stderr, USAGE, progname);
 	return 1;
     }

     archive = argv[optind];

     if ((z = zip_open(archive, 0, &ze)) == NULL) {
 	zip_error_t error;
 	zip_error_init_with_code(&error, ze);
 	fprintf(stderr, "%s: can't open zip archive '%s': %s\n", progname, archive, zip_error_strerror(&error));
 	zip_error_fini(&error);
 	return 1;
     }

     fail += do_read(z, "storedok", 0, WHEN_NEVER, 0, 0);
     fail += do_read(z, "deflateok", 0, WHEN_NEVER, 0, 0);
     fail += do_read(z, "storedcrcerror", 0, WHEN_READ, ZIP_ER_CRC, 0);
     fail += do_read(z, "deflatecrcerror", 0, WHEN_READ, ZIP_ER_CRC, 0);
     fail += do_read(z, "deflatezliberror", 0, WHEN_READ, ZIP_ER_ZLIB, -3);
 #ifndef __clang_analyzer__ /* This test intentionally violates nullability. */
     fail += do_read(z, NULL, 0, WHEN_OPEN, ZIP_ER_INVAL, 0);
 #endif
     fail += do_read(z, "nosuchfile", 0, WHEN_OPEN, ZIP_ER_NOENT, 0);
     fail += do_read(z, "deflatezliberror", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);
     fail += do_read(z, "deflatecrcerror", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);
     fail += do_read(z, "storedcrcerror", ZIP_FL_COMPRESSED, WHEN_READ, ZIP_ER_CRC, 0);
     fail += do_read(z, "storedok", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);

     fail += do_read(z, "cryptok", 0, WHEN_OPEN, ZIP_ER_NOPASSWD, 0);
     zip_set_default_password(z, "crypt");
     fail += do_read(z, "cryptok", 0, WHEN_NEVER, 0, 0);
     zip_set_default_password(z, "wrong");
     fail += do_read(z, "cryptok", 0, WHEN_OPEN, ZIP_ER_WRONGPASSWD, 0);
     zip_set_default_password(z, NULL);

     zs = zip_source_buffer(z, "asdf", 4, 0);
     if ((idx = zip_name_locate(z, "storedok", 0)) < 0) {
 	fprintf(stderr, "%s: can't locate 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	fail++;
     }
     else {
 	if (zip_replace(z, (zip_uint64_t)idx, zs) < 0) {
 	    fprintf(stderr, "%s: can't replace 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	    fail++;
 	}
 	else {
 	    fail += do_read(z, "storedok", 0, WHEN_OPEN, ZIP_ER_CHANGED, 0);
 	    fail += do_read(z, "storedok", ZIP_FL_UNCHANGED, WHEN_NEVER, 0, 0);
 	}
     }
     if ((idx = zip_name_locate(z, "storedok", 0)) < 0) {
 	fprintf(stderr, "%s: can't locate 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	fail++;
     }
     else {
 	if (zip_delete(z, (zip_uint64_t)idx) < 0) {
 	    fprintf(stderr, "%s: can't replace 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	    fail++;
 	}
 	else {
 	    fail += do_read(z, "storedok", 0, WHEN_OPEN, ZIP_ER_NOENT, 0);
 	    fail += do_read(z, "storedok", ZIP_FL_UNCHANGED, WHEN_NEVER, 0, 0);
 	}
     }
     zs = zip_source_buffer(z, "asdf", 4, 0);
     if (zip_file_add(z, "new_file", zs, 0) < 0) {
 	fprintf(stderr, "%s: can't add file to zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	fail++;
     }
     else {
 	fail += do_read(z, "new_file", 0, WHEN_OPEN, ZIP_ER_CHANGED, 0);
     }

     zip_unchange_all(z);
     if (zip_close(z) == -1) {
 	fprintf(stderr, "%s: can't close zip archive '%s': %s\n", progname, archive, zip_strerror(z));
 	return 1;
     }

     exit(fail ? 1 : 0);
 }


 static int
 do_read(zip_t *z, const char *name, zip_flags_t flags, enum when when_ex, int ze_ex, int se_ex) {
     zip_file_t *zf;
     enum when when_got;
     zip_error_t error_got, error_ex;
     zip_error_t *zf_error;
     int err;
     char b[8192];
     zip_int64_t n;

     when_got = WHEN_NEVER;
     zip_error_init(&error_got);
     zip_error_init(&error_ex);
     zip_error_set(&error_ex, ze_ex, se_ex);

     if ((zf = zip_fopen(z, name, flags)) == NULL) {
 	when_got = WHEN_OPEN;
 	zf_error = zip_get_error(z);
 	zip_error_set(&error_got, zip_error_code_zip(zf_error), zip_error_code_system(zf_error));
     }
     else {
 	while ((n = zip_fread(zf, b, sizeof(b))) > 0)
 	    ;
 	if (n < 0) {
 	    when_got = WHEN_READ;
 	    zf_error = zip_file_get_error(zf);
 	    zip_error_set(&error_got, zip_error_code_zip(zf_error), zip_error_code_system(zf_error));
 	}
 	err = zip_fclose(zf);
 	if (when_got == WHEN_NEVER && err != 0) {
 	    when_got = WHEN_CLOSE;
 	    zip_error_init_with_code(&error_got, err);
 	}
     }

     if (when_got != when_ex || zip_error_code_zip(&error_got) != zip_error_code_zip(&error_ex) || zip_error_code_system(&error_got) != zip_error_code_system(&error_ex)) {
 	printf("%s: %s: got %s error (%s), expected %s error (%s)\n", progname, name, when_name[when_got], zip_error_strerror(&error_got), when_name[when_ex], zip_error_strerror(&error_ex));
 	zip_error_fini(&error_got);
 	zip_error_fini(&error_ex);
 	return 1;
     }
     else if (verbose)
 	printf("%s: %s: passed\n", progname, name);

     return 0;
 }
	/*
	fread.c -- test cases for reading from zip archives
	Copyright (C) 2004-2019 Dieter Baron and Thomas Klausner

	This file is part of libzip, a library to manipulate ZIP archives.
	The authors can be contacted at <libzip@nih.at>

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions
	are met:
	1. Redistributions of source code must retain the above copyright
	notice, this list of conditions and the following disclaimer.
	2. Redistributions in binary form must reproduce the above copyright
	notice, this list of conditions and the following disclaimer in
	the documentation and/or other materials provided with the
	distribution.
	3. The names of the authors may not be used to endorse or promote
	products derived from this software without specific prior
	written permission.

	THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
	OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
	DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
	GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
	IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
	OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
	IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	#include "config.h"

	#include <stdio.h>
	#include <stdlib.h>

	#ifndef HAVE_GETOPT
	#include "getopt.h"
	#endif

	#include "zip.h"

	enum when { WHEN_NEVER, WHEN_OPEN, WHEN_READ, WHEN_CLOSE };

	const char *when_name[] = {"no", "zip_fopen", "zip_fread", "zip_fclose"};

	static int do_read(zip_t z, const char name, zip_flags_t flags, enum when when_ex, int ze_ex, int se_ex);

	int verbose;

	const char *progname;
	#define USAGE "usage: %s [-v] archive\n"

	int
	main(int argc, char *argv[]) {
	int fail, ze;
	int c;
	zip_t *z;
	zip_source_t *zs;
	char *archive;
	zip_int64_t idx;

	verbose = 0;
	fail = 0;

	progname = argv[0];

	while ((c = getopt(argc, argv, "v")) != -1) {
	switch (c) {
	case 'v':
	verbose = 1;
	break;

	default:
	fprintf(stderr, USAGE, progname);
	return 1;
	}
	}


	if (argc - optind != 1) {
	fprintf(stderr, USAGE, progname);
	return 1;
	}

	archive = argv[optind];

	if ((z = zip_open(archive, 0, &ze)) == NULL) {
	zip_error_t error;
	zip_error_init_with_code(&error, ze);
	fprintf(stderr, "%s: can't open zip archive '%s': %s\n", progname, archive, zip_error_strerror(&error));
	zip_error_fini(&error);
	return 1;
	}

	fail += do_read(z, "storedok", 0, WHEN_NEVER, 0, 0);
	fail += do_read(z, "deflateok", 0, WHEN_NEVER, 0, 0);
	fail += do_read(z, "storedcrcerror", 0, WHEN_READ, ZIP_ER_CRC, 0);
	fail += do_read(z, "deflatecrcerror", 0, WHEN_READ, ZIP_ER_CRC, 0);
	fail += do_read(z, "deflatezliberror", 0, WHEN_READ, ZIP_ER_ZLIB, -3);
	#ifndef __clang_analyzer__ /* This test intentionally violates nullability. */
	fail += do_read(z, NULL, 0, WHEN_OPEN, ZIP_ER_INVAL, 0);
	#endif
	fail += do_read(z, "nosuchfile", 0, WHEN_OPEN, ZIP_ER_NOENT, 0);
	fail += do_read(z, "deflatezliberror", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);
	fail += do_read(z, "deflatecrcerror", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);
	fail += do_read(z, "storedcrcerror", ZIP_FL_COMPRESSED, WHEN_READ, ZIP_ER_CRC, 0);
	fail += do_read(z, "storedok", ZIP_FL_COMPRESSED, WHEN_NEVER, 0, 0);

	fail += do_read(z, "cryptok", 0, WHEN_OPEN, ZIP_ER_NOPASSWD, 0);
	zip_set_default_password(z, "crypt");
	fail += do_read(z, "cryptok", 0, WHEN_NEVER, 0, 0);
	zip_set_default_password(z, "wrong");
	fail += do_read(z, "cryptok", 0, WHEN_OPEN, ZIP_ER_WRONGPASSWD, 0);
	zip_set_default_password(z, NULL);

	zs = zip_source_buffer(z, "asdf", 4, 0);
	if ((idx = zip_name_locate(z, "storedok", 0)) < 0) {
	fprintf(stderr, "%s: can't locate 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	fail++;
	}
	else {
	if (zip_replace(z, (zip_uint64_t)idx, zs) < 0) {
	fprintf(stderr, "%s: can't replace 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	fail++;
	}
	else {
	fail += do_read(z, "storedok", 0, WHEN_OPEN, ZIP_ER_CHANGED, 0);
	fail += do_read(z, "storedok", ZIP_FL_UNCHANGED, WHEN_NEVER, 0, 0);
	}
	}
	if ((idx = zip_name_locate(z, "storedok", 0)) < 0) {
	fprintf(stderr, "%s: can't locate 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	fail++;
	}
	else {
	if (zip_delete(z, (zip_uint64_t)idx) < 0) {
	fprintf(stderr, "%s: can't replace 'storedok' in zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	fail++;
	}
	else {
	fail += do_read(z, "storedok", 0, WHEN_OPEN, ZIP_ER_NOENT, 0);
	fail += do_read(z, "storedok", ZIP_FL_UNCHANGED, WHEN_NEVER, 0, 0);
	}
	}
	zs = zip_source_buffer(z, "asdf", 4, 0);
	if (zip_file_add(z, "new_file", zs, 0) < 0) {
	fprintf(stderr, "%s: can't add file to zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	fail++;
	}
	else {
	fail += do_read(z, "new_file", 0, WHEN_OPEN, ZIP_ER_CHANGED, 0);
	}

	zip_unchange_all(z);
	if (zip_close(z) == -1) {
	fprintf(stderr, "%s: can't close zip archive '%s': %s\n", progname, archive, zip_strerror(z));
	return 1;
	}

	exit(fail ? 1 : 0);
	}


	static int
	do_read(zip_t z, const char name, zip_flags_t flags, enum when when_ex, int ze_ex, int se_ex) {
	zip_file_t *zf;
	enum when when_got;
	zip_error_t error_got, error_ex;
	zip_error_t *zf_error;
	int err;
	char b[8192];
	zip_int64_t n;

	when_got = WHEN_NEVER;
	zip_error_init(&error_got);
	zip_error_init(&error_ex);
	zip_error_set(&error_ex, ze_ex, se_ex);

	if ((zf = zip_fopen(z, name, flags)) == NULL) {
	when_got = WHEN_OPEN;
	zf_error = zip_get_error(z);
	zip_error_set(&error_got, zip_error_code_zip(zf_error), zip_error_code_system(zf_error));
	}
	else {
	while ((n = zip_fread(zf, b, sizeof(b))) > 0)
	;
	if (n < 0) {
	when_got = WHEN_READ;
	zf_error = zip_file_get_error(zf);
	zip_error_set(&error_got, zip_error_code_zip(zf_error), zip_error_code_system(zf_error));
	}
	err = zip_fclose(zf);
	if (when_got == WHEN_NEVER && err != 0) {
	when_got = WHEN_CLOSE;
	zip_error_init_with_code(&error_got, err);
	}
	}

	if (when_got != when_ex \|\| zip_error_code_zip(&error_got) != zip_error_code_zip(&error_ex) \|\| zip_error_code_system(&error_got) != zip_error_code_system(&error_ex)) {
	printf("%s: %s: got %s error (%s), expected %s error (%s)\n", progname, name, when_name[when_got], zip_error_strerror(&error_got), when_name[when_ex], zip_error_strerror(&error_ex));
	zip_error_fini(&error_got);
	zip_error_fini(&error_ex);
	return 1;
	}
	else if (verbose)
	printf("%s: %s: passed\n", progname, name);

	return 0;
	}