| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include "rdp_fs.h" |
| |
| #include <CUnit/CUnit.h> |
| #include <stdlib.h> |
| |
| /** |
| * Test which verifies absolute Windows-style paths are correctly normalized to |
| * absolute paths with Windows separators and no relative components. |
| */ |
| void test_fs__normalize_absolute_windows() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\bar\\baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\bar\\..\\baz\\", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\bar\\..\\..\\baz\\a\\..\\b", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz\\b", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\.\\bar\\baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\bar\\..\\..\\..\\..\\..\\..\\baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz", sizeof(normalized)); |
| |
| } |
| |
| /** |
| * Test which verifies absolute UNIX-style paths are correctly normalized to |
| * absolute paths with Windows separators and no relative components. |
| */ |
| void test_fs__normalize_absolute_unix() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo/bar/baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo/bar/../baz/", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo/bar/../../baz/a/../b", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz\\b", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo/./bar/baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo/bar/../../../../../../baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz", sizeof(normalized)); |
| |
| } |
| |
| /** |
| * Test which verifies absolute paths consisting of mixed Windows and UNIX path |
| * separators are correctly normalized to absolute paths with Windows |
| * separators and no relative components. |
| */ |
| void test_fs__normalize_absolute_mixed() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo/bar\\baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("/foo\\bar/..\\baz/", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo/bar\\../../baz\\a\\..\\b", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz\\b", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo\\.\\bar/baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\foo\\bar\\baz", sizeof(normalized)); |
| |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path("\\foo/bar\\../..\\..\\..\\../..\\baz", normalized), 0) |
| CU_ASSERT_NSTRING_EQUAL(normalized, "\\baz", sizeof(normalized)); |
| |
| } |
| |
| /** |
| * Test which verifies relative Windows-style paths are always rejected. |
| */ |
| void test_fs__normalize_relative_windows() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(".", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("..", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(".\\foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("..\\foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("foo\\bar\\baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(".\\foo\\bar\\baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("..\\foo\\bar\\baz", normalized), 0) |
| |
| } |
| |
| /** |
| * Test which verifies relative UNIX-style paths are always rejected. |
| */ |
| void test_fs__normalize_relative_unix() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(".", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("..", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("./foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("../foo", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("foo/bar/baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("./foo/bar/baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("../foo/bar/baz", normalized), 0) |
| |
| } |
| |
| /** |
| * Test which verifies relative paths consisting of mixed Windows and UNIX path |
| * separators are always rejected. |
| */ |
| void test_fs__normalize_relative_mixed() { |
| |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("foo\\bar/baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(".\\foo/bar/baz", normalized), 0) |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path("../foo\\bar\\baz", normalized), 0) |
| |
| } |
| |
| /** |
| * Generates a dynamically-allocated path having the given number of bytes, not |
| * counting the null-terminator. The path will contain only Windows-style path |
| * separators. The returned path must eventually be freed with a call to |
| * free(). |
| * |
| * @param length |
| * The number of bytes to include in the generated path, not counting the |
| * null-terminator. |
| * |
| * @return |
| * A dynamically-allocated path containing the given number of bytes, not |
| * counting the null-terminator. This path must eventually be freed with a |
| * call to free(). |
| */ |
| static char* generate_path(int length) { |
| |
| int i; |
| char* input = malloc(length + 1); |
| |
| /* Fill path with \x\x\x\x\x\x\x\x\x\x\... */ |
| for (i = 0; i < length; i++) { |
| input[i] = (i % 2 == 0) ? '\\' : 'x'; |
| } |
| |
| /* Add null terminator */ |
| input[length] = '\0'; |
| |
| return input; |
| |
| } |
| |
| /** |
| * Test which verifies that paths exceeding the maximum path length are |
| * rejected. |
| */ |
| void test_fs__normalize_long() { |
| |
| char* input; |
| char normalized[GUAC_RDP_FS_MAX_PATH]; |
| |
| /* Exceeds maximum length by a factor of 2 */ |
| input = generate_path(GUAC_RDP_FS_MAX_PATH*2); |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(input, normalized), 0); |
| free(input); |
| |
| /* Exceeds maximum length by one byte */ |
| input = generate_path(GUAC_RDP_FS_MAX_PATH); |
| CU_ASSERT_NOT_EQUAL(guac_rdp_fs_normalize_path(input, normalized), 0); |
| free(input); |
| |
| /* Exactly maximum length */ |
| input = generate_path(GUAC_RDP_FS_MAX_PATH - 1); |
| CU_ASSERT_EQUAL(guac_rdp_fs_normalize_path(input, normalized), 0); |
| free(input); |
| |
| } |
| |