fs/Traits: use string.h API wrappers

1 files changed, 131 insertions, 0 deletions

diff --git a/src/util/StringAPI.hxx b/src/util/StringAPI.hxx
new file mode 100644
index 000000000..c02055437
--- /dev/null
+++ b/src/util/StringAPI.hxx
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2010-2015 Max Kellermann <max@duempel.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``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
+ * FOUNDATION OR CONTRIBUTORS 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.
+ */
+
+#ifndef STRING_API_HPP
+#define STRING_API_HPP
+
+#include "Compiler.h"
+
+#include <string.h>
+
+gcc_pure gcc_nonnull_all
+static inline size_t
+StringLength(const char *p)
+{
+	return strlen(p);
+}
+
+gcc_pure gcc_nonnull_all
+static inline const char *
+StringFind(const char *haystack, const char *needle)
+{
+	return strstr(haystack, needle);
+}
+
+gcc_pure gcc_nonnull_all
+static inline char *
+StringFind(char *haystack, char needle, size_t size)
+{
+	return (char *)memchr(haystack, needle, size);
+}
+
+gcc_pure gcc_nonnull_all
+static inline const char *
+StringFind(const char *haystack, char needle, size_t size)
+{
+	return (const char *)memchr(haystack, needle, size);
+}
+
+gcc_pure gcc_nonnull_all
+static inline const char *
+StringFind(const char *haystack, char needle)
+{
+	return strchr(haystack, needle);
+}
+
+gcc_pure gcc_nonnull_all
+static inline char *
+StringFind(char *haystack, char needle)
+{
+	return strchr(haystack, needle);
+}
+
+gcc_pure gcc_nonnull_all
+static inline const char *
+StringFindLast(const char *haystack, char needle)
+{
+	return strrchr(haystack, needle);
+}
+
+gcc_pure gcc_nonnull_all
+static inline char *
+StringFindLast(char *haystack, char needle)
+{
+	return strrchr(haystack, needle);
+}
+
+gcc_nonnull_all
+static inline void
+UnsafeCopyString(char *dest, const char *src)
+{
+	strcpy(dest, src);
+}
+
+/**
+ * Checks whether #a and #b are equal.
+ */
+gcc_pure gcc_nonnull_all
+static inline bool
+StringIsEqual(const char *a, const char *b)
+{
+	return strcmp(a, b) == 0;
+}
+
+/**
+ * Checks whether #a and #b are equal.
+ */
+gcc_pure gcc_nonnull_all
+static inline bool
+StringIsEqual(const char *a, const char *b, size_t length)
+{
+	return strncmp(a, b, length) == 0;
+}
+
+/**
+ * Copy the string to a new allocation.  The return value must be
+ * freed with free().
+ */
+gcc_malloc gcc_nonnull_all
+static inline char *
+DuplicateString(const char *p)
+{
+	return strdup(p);
+}
+
+#endif