1 files changed, 45 insertions, 0 deletions
diff --git a/plugins/SpellChecker/src/hunspell/hunzip.hxx b/plugins/SpellChecker/src/hunspell/hunzip.hxx
new file mode 100644
index 0000000000..b58e3ab1dc
--- /dev/null
+++ b/plugins/SpellChecker/src/hunspell/hunzip.hxx
@@ -0,0 +1,45 @@
+/* hunzip: file decompression for sorted dictionaries with optional encryption,
+ * algorithm: prefix-suffix encoding and 16-bit Huffman encoding */
+
+#ifndef _HUNZIP_HXX_
+#define _HUNZIP_HXX_
+
+#include "hunvisapi.h"
+
+#include <stdio.h>
+
+#define BUFSIZE  65536
+#define HZIP_EXTENSION ".hz"
+
+#define MSG_OPEN   "error: %s: cannot open\n"
+#define MSG_FORMAT "error: %s: not in hzip format\n"
+#define MSG_MEMORY "error: %s: missing memory\n"
+#define MSG_KEY    "error: %s: missing or bad password\n"
+
+struct bit {
+    unsigned char c[2];
+    int v[2];
+};
+
+class LIBHUNSPELL_DLL_EXPORTED Hunzip
+{
+
+protected:
+    char * filename;
+    FILE * fin;
+    int bufsiz, lastbit, inc, inbits, outc;
+    struct bit * dec;        // code table
+    char in[BUFSIZE];        // input buffer
+    char out[BUFSIZE + 1];   // Huffman-decoded buffer
+    char line[BUFSIZE + 50]; // decoded line
+    int getcode(const char * key);
+    int getbuf();
+    int fail(const char * err, const char * par);
+    
+public:   
+    Hunzip(const char * filename, const char * key = NULL);
+    ~Hunzip();
+    const char * getline();
+};
+
+#endif