jkxr/Projects/Android/jni/OpenJK/code/qcommon/persistence.cpp
Simon 4597b03873 Initial Commit
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
2022-09-18 16:37:21 +01:00

95 lines
2.2 KiB
C++

/*
===========================================================================
Copyright (C) 2013 - 2015, OpenJK contributors
This file is part of the OpenJK source code.
OpenJK is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
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/>.
===========================================================================
*/
#include "q_shared.h"
#include "qcommon.h"
typedef struct persisentData_t
{
const void *data;
size_t size;
char name[MAX_QPATH];
} persisentData_t;
#define MAX_PERSISENT_DATA_STORES (16)
static persisentData_t persistentData[MAX_PERSISENT_DATA_STORES];
static persisentData_t *FindEmptyStore ( persisentData_t *stores, size_t count )
{
for ( size_t i = 0; i < count; i++ )
{
if ( stores[i].data == NULL )
{
return &stores[i];
}
}
return NULL;
}
static persisentData_t *FindStoreWithName ( persisentData_t *stores, size_t count, const char *name )
{
for ( size_t i = 0; i < count; i++ )
{
if ( Q_stricmp (stores[i].name, name) == 0 )
{
return &stores[i];
}
}
return NULL;
}
bool PD_Store ( const char *name, const void *data, size_t size )
{
persisentData_t *store = FindEmptyStore (persistentData, MAX_PERSISENT_DATA_STORES);
if ( store == NULL )
{
Com_Printf (S_COLOR_YELLOW "WARNING: No persistent data store found.\n");
return false;
}
store->data = data;
store->size = size;
Q_strncpyz (store->name, name, sizeof (store->name));
return true;
}
const void *PD_Load ( const char *name, size_t *size )
{
persisentData_t *store = FindStoreWithName (persistentData, MAX_PERSISENT_DATA_STORES, name);
if ( store == NULL )
{
return NULL;
}
const void *data = store->data;
if ( size != NULL )
{
*size = store->size;
}
store->data = NULL;
store->size = 0;
return data;
}