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authorlouiz’ <louiz@louiz.org>2017-03-14 21:45:23 +0100
committerlouiz’ <louiz@louiz.org>2017-03-14 21:45:23 +0100
commit0ab40dc1ab4e689921da54080b135e1d22b1c586 (patch)
tree238ac477aa6b29a8d1e187a8d97ecbcbbbc663ef /src/utils/encoding.hpp
parent2d3806152e854ace7533fc3ad34d4ac1c44e9687 (diff)
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Refactoring louloulibs and cmake
Use OBJECT libraries Remove the louloulibs directory Write FOUND variables in the cache
Diffstat (limited to 'src/utils/encoding.hpp')
-rw-r--r--src/utils/encoding.hpp43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/utils/encoding.hpp b/src/utils/encoding.hpp
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+++ b/src/utils/encoding.hpp
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+#pragma once
+
+
+#include <string>
+
+namespace utils
+{
+ /**
+ * Return the size, in bytes, of the next UTF-8 codepoint, based on
+ * the given char.
+ */
+ std::size_t get_next_codepoint_size(const unsigned char c);
+ /**
+ * Returns true if the given null-terminated string is valid utf-8.
+ *
+ * Based on http://en.wikipedia.org/wiki/UTF-8#Description
+ */
+ bool is_valid_utf8(const char* s);
+ /**
+ * Remove all invalid codepoints from the given utf-8-encoded string.
+ * The value returned is a copy of the string, without the removed chars.
+ *
+ * See http://www.w3.org/TR/xml/#charsets for the list of valid characters
+ * in XML.
+ */
+ std::string remove_invalid_xml_chars(const std::string& original);
+ /**
+ * Convert the given string (encoded is "encoding") into valid utf-8.
+ * If some decoding fails, insert an utf-8 placeholder character instead.
+ */
+ std::string convert_to_utf8(const std::string& str, const char* encoding);
+}
+
+namespace xep0106
+{
+ /**
+ * Decode and encode inplace.
+ */
+ void decode(std::string&);
+ void encode(std::string&);
+}
+
+