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engines/ags/shared/ac/words_dictionary.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef AGS_SHARED_AC_WORDS_DICTIONARY_H
+#define AGS_SHARED_AC_WORDS_DICTIONARY_H
+
+#include "common/std/vector.h"
+#include "ags/shared/core/types.h"
+#include "ags/shared/util/string.h"
+
+namespace AGS3 {
+
+namespace AGS {
+namespace Shared {
+class Stream;
+} // namespace Shared
+} // namespace AGS
+
+using namespace AGS; // FIXME later
+
+#define MAX_PARSER_WORD_LENGTH 30
+#define ANYWORD     29999
+#define RESTOFLINE  30000
+
+struct WordsDictionary {
+	int   num_words;
+	char **word;
+	short *wordnum;
+
+	WordsDictionary();
+	~WordsDictionary();
+	void allocate_memory(int wordCount);
+	void free_memory();
+	void  sort();
+	int   find_index(const char *);
+};
+
+// Decrypts text found in the given buffer, writes back to the same buffer
+extern void decrypt_text(char *buf, size_t buf_sz);
+// Reads an encrypted string from the stream and decrypts into the provided buffer
+extern void read_string_decrypt(Shared::Stream *in, char *buf, size_t buf_sz);
+// Reads an encrypted string from the stream and returns as a string;
+// uses provided vector as a temporary decryption buffer (avoid extra allocs)
+extern Shared::String read_string_decrypt(Shared::Stream *in, std::vector<char> &dec_buf);
+extern void read_dictionary(WordsDictionary *dict, Shared::Stream *in);
+
+#if defined (OBSOLETE)
+// TODO: not a part of wordsdictionary, move to obsoletes
+extern void freadmissout(short *pptr, Shared::Stream *in);
+#endif
+
+extern void encrypt_text(char *toenc);
+extern void write_string_encrypt(Shared::Stream *out, const char *s);
+extern void write_dictionary(WordsDictionary *dict, Shared::Stream *out);
+
+} // namespace AGS3
+
+#endif