From d6e2106e96b6969e045251d972e1adcceb9728df Mon Sep 17 00:00:00 2001 From: David Oberhollenzer Date: Tue, 5 Jul 2022 15:34:08 +0200 Subject: Cleanup: move filename_sane & canonicalize_path functions to libutil Signed-off-by: David Oberhollenzer --- lib/fstree/filename_sane.c | 78 ---------------------------------------------- 1 file changed, 78 deletions(-) delete mode 100644 lib/fstree/filename_sane.c (limited to 'lib/fstree/filename_sane.c') diff --git a/lib/fstree/filename_sane.c b/lib/fstree/filename_sane.c deleted file mode 100644 index 91c15da..0000000 --- a/lib/fstree/filename_sane.c +++ /dev/null @@ -1,78 +0,0 @@ -/* SPDX-License-Identifier: GPL-3.0-or-later */ -/* - * filename_sane.c - * - * Copyright (C) 2019 David Oberhollenzer - */ -#include "config.h" -#include "fstree.h" - -#include - -#if defined(_WIN32) || defined(__WINDOWS__) || defined(TEST_WIN32) -#ifdef _MSC_VER -#define strncasecmp _strnicmp -#define strcasecmp _stricmp -#endif - -static const char *bad_names[] = { - "CON", "PRN", "AUX", "NUL", - "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", - "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9", -}; - -static bool is_allowed_by_os(const char *name) -{ - size_t len, i; - - for (i = 0; i < sizeof(bad_names) / sizeof(bad_names[0]); ++i) { - len = strlen(bad_names[i]); - - if (strncasecmp(name, bad_names[i], len) != 0) - continue; - - if (name[len] == '\0') - return false; - - if (name[len] == '.' && strchr(name + len + 1, '.') == NULL) - return false; - } - - return true; -} -#else -static bool is_allowed_by_os(const char *name) -{ - (void)name; - return true; -} -#endif - -bool is_filename_sane(const char *name, bool check_os_specific) -{ - if (strcmp(name, ".") == 0 || strcmp(name, "..") == 0) - return false; - - if (check_os_specific && !is_allowed_by_os(name)) - return false; - - while (*name != '\0') { - if (*name == '/') - return false; - -#if defined(_WIN32) || defined(__WINDOWS__) || defined(TEST_WIN32) - if (check_os_specific) { - if (*name == '<' || *name == '>' || *name == ':') - return false; - if (*name == '"' || *name == '|' || *name == '?') - return false; - if (*name == '*' || *name == '\\' || *name <= 31) - return false; - } -#endif - - ++name; - } - - return true; -} -- cgit v1.2.3