1 files changed, 78 insertions, 0 deletions
diff --git a/lib/dpkg/string.h b/lib/dpkg/string.h
new file mode 100644
index 0000000..47ecd04
--- /dev/null
+++ b/lib/dpkg/string.h
@@ -0,0 +1,78 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * string.h - string handling routines
+ *
+ * Copyright © 2008-2015 Guillem Jover <guillem@debian.org>
+ *
+ * This 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 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBDPKG_STRING_H
+#define LIBDPKG_STRING_H
+
+#include <stddef.h>
+#include <stdbool.h>
+
+#include <dpkg/macros.h>
+
+DPKG_BEGIN_DECLS
+
+/**
+ * @defgroup string String handling
+ * @ingroup dpkg-internal
+ * @{
+ */
+
+/**
+ * Check if a string is either null or empty.
+ */
+static inline bool
+str_is_unset(const char *str)
+{
+	return str == DPKG_NULL || str[0] == '\0';
+}
+
+/**
+ * Check if a string has content.
+ */
+static inline bool
+str_is_set(const char *str)
+{
+	return str != DPKG_NULL && str[0] != '\0';
+}
+
+bool str_match_end(const char *str, const char *end);
+
+unsigned int str_fnv_hash(const char *str);
+
+char *str_concat(char *dst, ...) DPKG_ATTR_SENTINEL;
+char *str_fmt(const char *fmt, ...) DPKG_ATTR_PRINTF(1);
+char *str_escape_fmt(char *dest, const char *src, size_t n);
+char *str_quote_meta(const char *src);
+char *str_strip_quotes(char *str);
+char *str_rtrim_spaces(const char *str, char *str_end);
+
+struct str_crop_info {
+	int str_bytes;
+	int max_bytes;
+};
+
+int str_width(const char *str);
+void str_gen_crop(const char *str, int max_width, struct str_crop_info *crop);
+
+/** @} */
+
+DPKG_END_DECLS
+
+#endif /* LIBDPKG_STRING_H */