From ffccd5b2b05243e7976db80f90f453dccfae9886 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 22:22:03 +0200
Subject: Adding upstream version 3:4.8.30.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/charsets.h | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 lib/charsets.h

(limited to 'lib/charsets.h')

diff --git a/lib/charsets.h b/lib/charsets.h
new file mode 100644
index 0000000..a7c1bb7
--- /dev/null
+++ b/lib/charsets.h
@@ -0,0 +1,113 @@
+/** \file charsets.h
+ *  \brief Header: Text conversion from one charset to another
+ */
+
+#ifndef MC__CHARSETS_H
+#define MC__CHARSETS_H
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+/*** enums ***************************************************************************************/
+
+/*** structures declarations (and typedefs of structures)*****************************************/
+
+typedef struct
+{
+    char *id;
+    char *name;
+} codepage_desc;
+
+/*** global variables defined in .c file *********************************************************/
+
+extern unsigned char conv_displ[256];
+extern unsigned char conv_input[256];
+
+extern const char *cp_display;
+extern const char *cp_source;
+extern GPtrArray *codepages;
+
+/*** declarations of public functions ************************************************************/
+
+const char *get_codepage_id (const int n);
+int get_codepage_index (const char *id);
+void load_codepages_list (void);
+void free_codepages_list (void);
+gboolean is_supported_encoding (const char *encoding);
+char *init_translation_table (int cpsource, int cpdisplay);
+void convert_to_display (char *str);
+void convert_from_input (char *str);
+void convert_string (unsigned char *str);
+
+/*
+ * Converter from utf to selected codepage
+ * param str, utf char
+ * return char in needle codepage (by global int mc_global.source_codepage)
+ */
+unsigned char convert_from_utf_to_current (const char *str);
+
+/*
+ * Converter from utf to selected codepage
+ * param input_char, gunichar
+ * return char in needle codepage (by global int mc_global.source_codepage)
+ */
+unsigned char convert_from_utf_to_current_c (int input_char, GIConv conv);
+
+/*
+ * Converter from selected codepage 8-bit
+ * param char input_char, GIConv converter
+ * return int utf char
+ */
+int convert_from_8bit_to_utf_c (char input_char, GIConv conv);
+
+/*
+ * Converter from display codepage 8-bit to utf-8
+ * param char input_char, GIConv converter
+ * return int utf char
+ */
+int convert_from_8bit_to_utf_c2 (char input_char);
+
+GString *str_nconvert_to_input (const char *str, int len);
+GString *str_nconvert_to_display (const char *str, int len);
+
+/* --------------------------------------------------------------------------------------------- */
+/*** inline functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+/* Convert single characters */
+static inline int
+convert_to_display_c (int c)
+{
+    if (c < 0 || c >= 256)
+        return c;
+    return (int) conv_displ[c];
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static inline int
+convert_from_input_c (int c)
+{
+    if (c < 0 || c >= 256)
+        return c;
+    return (int) conv_input[c];
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static inline GString *
+str_convert_to_input (const char *str)
+{
+    return str_nconvert_to_input (str, -1);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+static inline GString *
+str_convert_to_display (const char *str)
+{
+    return str_nconvert_to_display (str, -1);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+#endif /* MC__CHARSETS_H */
-- 
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