mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-12-02 09:02:09 +00:00
4597b03873
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
363 lines
9.2 KiB
C
363 lines
9.2 KiB
C
/**
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* OpenAL cross platform audio library
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* Copyright (C) 1999-2007 by authors.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#ifdef _WIN32
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#ifdef __MINGW64__
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#define _WIN32_IE 0x501
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#else
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#define _WIN32_IE 0x400
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#endif
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#endif
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <string.h>
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#include "alMain.h"
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#ifdef _WIN32_IE
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#include <shlobj.h>
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#endif
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typedef struct ConfigEntry {
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char *key;
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char *value;
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} ConfigEntry;
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typedef struct ConfigBlock {
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char *name;
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ConfigEntry *entries;
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unsigned int entryCount;
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} ConfigBlock;
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static ConfigBlock *cfgBlocks;
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static unsigned int cfgCount;
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static char buffer[1024];
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static void LoadConfigFromFile(FILE *f)
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{
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ConfigBlock *curBlock = cfgBlocks;
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ConfigEntry *ent;
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while(fgets(buffer, sizeof(buffer), f))
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{
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int i = 0;
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while(isspace(buffer[i]))
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i++;
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if(!buffer[i] || buffer[i] == '#')
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continue;
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memmove(buffer, buffer+i, strlen(buffer+i)+1);
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if(buffer[0] == '[')
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{
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ConfigBlock *nextBlock;
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unsigned int i;
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i = 1;
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while(buffer[i] && buffer[i] != ']')
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i++;
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if(!buffer[i])
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{
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ERR("config parse error: bad line \"%s\"\n", buffer);
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continue;
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}
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buffer[i] = 0;
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do {
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i++;
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if(buffer[i] && !isspace(buffer[i]))
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{
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if(buffer[i] != '#')
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WARN("config warning: extra data after block: \"%s\"\n", buffer+i);
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break;
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}
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} while(buffer[i]);
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nextBlock = NULL;
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for(i = 0;i < cfgCount;i++)
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{
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if(strcasecmp(cfgBlocks[i].name, buffer+1) == 0)
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{
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nextBlock = cfgBlocks+i;
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TRACE("found block '%s'\n", nextBlock->name);
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break;
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}
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}
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if(!nextBlock)
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{
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nextBlock = realloc(cfgBlocks, (cfgCount+1)*sizeof(ConfigBlock));
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if(!nextBlock)
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{
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ERR("config parse error: error reallocating config blocks\n");
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continue;
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}
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cfgBlocks = nextBlock;
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nextBlock = cfgBlocks+cfgCount;
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cfgCount++;
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nextBlock->name = strdup(buffer+1);
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nextBlock->entries = NULL;
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nextBlock->entryCount = 0;
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TRACE("found new block '%s'\n", nextBlock->name);
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}
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curBlock = nextBlock;
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continue;
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}
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/* Look for the option name */
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i = 0;
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while(buffer[i] && buffer[i] != '#' && buffer[i] != '=' &&
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!isspace(buffer[i]))
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i++;
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if(!buffer[i] || buffer[i] == '#' || i == 0)
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{
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ERR("config parse error: malformed option line: \"%s\"\n", buffer);
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continue;
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}
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/* Seperate the option */
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if(buffer[i] != '=')
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{
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buffer[i++] = 0;
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while(isspace(buffer[i]))
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i++;
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if(buffer[i] != '=')
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{
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ERR("config parse error: option without a value: \"%s\"\n", buffer);
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continue;
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}
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}
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/* Find the start of the value */
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buffer[i++] = 0;
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while(isspace(buffer[i]))
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i++;
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/* Check if we already have this option set */
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ent = curBlock->entries;
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while((unsigned int)(ent-curBlock->entries) < curBlock->entryCount)
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{
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if(strcasecmp(ent->key, buffer) == 0)
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break;
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ent++;
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}
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if((unsigned int)(ent-curBlock->entries) >= curBlock->entryCount)
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{
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/* Allocate a new option entry */
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ent = realloc(curBlock->entries, (curBlock->entryCount+1)*sizeof(ConfigEntry));
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if(!ent)
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{
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ERR("config parse error: error reallocating config entries\n");
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continue;
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}
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curBlock->entries = ent;
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ent = curBlock->entries + curBlock->entryCount;
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curBlock->entryCount++;
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ent->key = strdup(buffer);
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ent->value = NULL;
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}
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/* Look for the end of the line (Null term, new-line, or #-symbol) and
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eat up the trailing whitespace */
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memmove(buffer, buffer+i, strlen(buffer+i)+1);
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i = 0;
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while(buffer[i] && buffer[i] != '#' && buffer[i] != '\n')
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i++;
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do {
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i--;
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} while(i >= 0 && isspace(buffer[i]));
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buffer[++i] = 0;
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free(ent->value);
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ent->value = strdup(buffer);
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TRACE("found '%s' = '%s'\n", ent->key, ent->value);
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}
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}
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void ReadALConfig(void)
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{
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const char *str;
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FILE *f;
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cfgBlocks = calloc(1, sizeof(ConfigBlock));
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cfgBlocks->name = strdup("general");
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cfgCount = 1;
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#ifdef _WIN32
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if(SHGetSpecialFolderPathA(NULL, buffer, CSIDL_APPDATA, FALSE) != FALSE)
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{
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size_t p = strlen(buffer);
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snprintf(buffer+p, sizeof(buffer)-p, "\\alsoft.ini");
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f = fopen(buffer, "rt");
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if(f)
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{
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LoadConfigFromFile(f);
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fclose(f);
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}
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}
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#else
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f = fopen("/etc/openal/alsoft.conf", "r");
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if(f)
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{
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LoadConfigFromFile(f);
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fclose(f);
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}
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if((str=getenv("HOME")) != NULL && *str)
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{
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snprintf(buffer, sizeof(buffer), "%s/.alsoftrc", str);
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f = fopen(buffer, "r");
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if(f)
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{
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LoadConfigFromFile(f);
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fclose(f);
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}
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}
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#endif
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if((str=getenv("ALSOFT_CONF")) != NULL && *str)
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{
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f = fopen(str, "r");
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if(f)
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{
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LoadConfigFromFile(f);
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fclose(f);
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}
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}
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}
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void FreeALConfig(void)
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{
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unsigned int i;
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for(i = 0;i < cfgCount;i++)
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{
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unsigned int j;
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for(j = 0;j < cfgBlocks[i].entryCount;j++)
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{
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free(cfgBlocks[i].entries[j].key);
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free(cfgBlocks[i].entries[j].value);
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}
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free(cfgBlocks[i].entries);
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free(cfgBlocks[i].name);
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}
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free(cfgBlocks);
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cfgBlocks = NULL;
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cfgCount = 0;
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}
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const char *GetConfigValue(const char *blockName, const char *keyName, const char *def)
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{
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unsigned int i, j;
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if(!keyName)
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return def;
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if(!blockName)
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blockName = "general";
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for(i = 0;i < cfgCount;i++)
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{
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if(strcasecmp(cfgBlocks[i].name, blockName) != 0)
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continue;
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for(j = 0;j < cfgBlocks[i].entryCount;j++)
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{
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if(strcasecmp(cfgBlocks[i].entries[j].key, keyName) == 0)
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{
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TRACE("Found %s:%s = \"%s\"\n", blockName, keyName,
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cfgBlocks[i].entries[j].value);
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if(cfgBlocks[i].entries[j].value[0])
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return cfgBlocks[i].entries[j].value;
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return def;
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}
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}
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}
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TRACE("Key %s:%s not found\n", blockName, keyName);
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return def;
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}
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int ConfigValueExists(const char *blockName, const char *keyName)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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return !!val[0];
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}
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int ConfigValueStr(const char *blockName, const char *keyName, const char **ret)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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if(!val[0]) return 0;
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*ret = val;
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return 1;
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}
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int ConfigValueInt(const char *blockName, const char *keyName, int *ret)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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if(!val[0]) return 0;
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*ret = strtol(val, NULL, 0);
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return 1;
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}
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int ConfigValueUInt(const char *blockName, const char *keyName, unsigned int *ret)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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if(!val[0]) return 0;
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*ret = strtoul(val, NULL, 0);
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return 1;
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}
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int ConfigValueFloat(const char *blockName, const char *keyName, float *ret)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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if(!val[0]) return 0;
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#ifdef HAVE_STRTOF
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*ret = strtof(val, NULL);
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#else
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*ret = (float)strtod(val, NULL);
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#endif
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return 1;
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}
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int GetConfigValueBool(const char *blockName, const char *keyName, int def)
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{
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const char *val = GetConfigValue(blockName, keyName, "");
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if(!val[0]) return !!def;
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return (strcasecmp(val, "true") == 0 || strcasecmp(val, "yes") == 0 ||
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strcasecmp(val, "on") == 0 || atoi(val) != 0);
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}
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