e497d771b1
* Added license and copyright notice to every source file * The new COPYING file and license section in the Users Manual list the terms of all relevant licenses git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@4787 212acab6-be3b-0410-9dea-997c60f758d6
103 lines
2.2 KiB
C++
103 lines
2.2 KiB
C++
/*
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* uservars.h
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*
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* This file is a part of NSIS.
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*
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* Copyright (C) 2003 Ramon
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*
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* Licensed under the zlib/libpng license (the "License");
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* you may not use this file except in compliance with the License.
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*
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* Licence details can be found in the file COPYING.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty.
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*/
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#ifndef ___USERVARS___H_____
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#define ___USERVARS___H_____
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#include "lang.h"
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struct uservarstring {
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int name;
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int index;
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int pos;
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int reference;
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};
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class UserVarsStringList : public SortedStringListND<struct uservarstring>
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{
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public:
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UserVarsStringList()
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{
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index = 0;
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}
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~UserVarsStringList() { }
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int add(const char *name, int ref_count = 0 )
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{
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int pos=SortedStringListND<struct uservarstring>::add(name);
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if (pos == -1) return -1;
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((struct uservarstring*)gr.get())[pos].index = index;
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((struct uservarstring*)gr.get())[pos].pos = pos;
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((struct uservarstring*)gr.get())[pos].reference = ref_count;
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int temp = index;
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index++;
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return temp;
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}
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int get(char *name, int n_chars = -1)
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{
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int v=SortedStringListND<struct uservarstring>::find(name, n_chars);
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if (v==-1) return -1;
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return (((struct uservarstring*)gr.get())[v].index);
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}
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int getnum()
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{
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return index;
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}
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int get_reference(int idx)
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{
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int pos=get_internal_idx(idx);
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if (pos==-1) return -1;
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return (((struct uservarstring*)gr.get())[pos].reference);
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}
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int inc_reference(int idx)
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{
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int pos=get_internal_idx(idx);
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((struct uservarstring*)gr.get())[pos].reference++;
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return (((struct uservarstring*)gr.get())[pos].reference)-1;
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}
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char *idx2name(int idx)
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{
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int pos=get_internal_idx(idx);
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if (pos==-1) return NULL;
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struct uservarstring *data=(struct uservarstring *)gr.get();
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return ((char*)strings.get() + data[pos].name);
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}
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private:
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int index;
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int get_internal_idx(int idx)
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{
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struct uservarstring *data=(struct uservarstring *)gr.get();
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for (int i = 0; i < index; i++)
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{
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if (data[i].index == idx)
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{
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return i;
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}
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}
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return -1;
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}
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};
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#endif
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