ftpiiu_plugin/src/virtualpath.c

 /****************************************************************************
 * Copyright (C) 2008
 * Joseph Jordan <joe.ftpii@psychlaw.com.au>
 *
 * Copyright (C) 2010
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 *
 * for WiiXplorer 2010
 ***************************************************************************/
#include <malloc.h>
#include <string.h>
#include "virtualpath.h"
#include "utils/logger.h"

uint8_t MAX_VIRTUAL_PARTITIONS = 0;
VIRTUAL_PARTITION *VIRTUAL_PARTITIONS = NULL;

uint8_t MAX_VIRTUAL_FS = 0;
VIRTUAL_PARTITION *VIRTUAL_FS = NULL;

uint8_t MAX_VIRTUAL_FS_VOL = 0;
VIRTUAL_PARTITION *VIRTUAL_FS_VOL = NULL;

void VirtualMountDevice(const char * path)
{
	if(!path)
		return;

	int i = 0;
	char name[255];
	char alias[255];
	char prefix[255];
	bool namestop = false;

	alias[0] = '/';

	do
	{
		if(path[i] == ':')
			namestop = true;

		if(!namestop)
		{
			name[i] = path[i];
			name[i+1] = '\0';
			alias[i+1] = path[i];
			alias[i+2] = '\0';
		}

		prefix[i] = path[i];
		prefix[i+1] = '\0';
		i++;
	}
	while(path[i-1] != '/');
	AddVirtualPath(name, alias, prefix);
}

void AddVirtualPath(const char *name, const char *alias, const char *prefix)
{
    if (!VIRTUAL_PARTITIONS) {
        VIRTUAL_PARTITIONS = (VIRTUAL_PARTITION *) malloc(sizeof(VIRTUAL_PARTITION));
    }

    VIRTUAL_PARTITION *tmp = realloc(VIRTUAL_PARTITIONS, sizeof(VIRTUAL_PARTITION) * (MAX_VIRTUAL_PARTITIONS + 1));
    if (!tmp) {
        free(VIRTUAL_PARTITIONS);
        VIRTUAL_PARTITIONS = NULL;
        MAX_VIRTUAL_PARTITIONS = 0;
        return;
    }

    VIRTUAL_PARTITIONS = tmp;

    VIRTUAL_PARTITIONS[MAX_VIRTUAL_PARTITIONS].name = strdup(name);
    VIRTUAL_PARTITIONS[MAX_VIRTUAL_PARTITIONS].alias = strdup(alias);
    VIRTUAL_PARTITIONS[MAX_VIRTUAL_PARTITIONS].prefix = strdup(prefix);
    VIRTUAL_PARTITIONS[MAX_VIRTUAL_PARTITIONS].inserted = true;

    MAX_VIRTUAL_PARTITIONS++;
}


 void AddVirtualFSPath(const char *name, const char *alias, const char *prefix) {
     if (!VIRTUAL_FS) {
         VIRTUAL_FS = (VIRTUAL_PARTITION *) malloc(sizeof(VIRTUAL_PARTITION));
     }

     VIRTUAL_PARTITION *tmp = realloc(VIRTUAL_FS, sizeof(VIRTUAL_PARTITION) * (MAX_VIRTUAL_FS + 1));
     if (!tmp) {
         if (VIRTUAL_FS) {
             free(VIRTUAL_FS);
             VIRTUAL_FS = 0;
         }
         MAX_VIRTUAL_FS = 0;
         return;
     }

     VIRTUAL_FS = tmp;

     VIRTUAL_FS[MAX_VIRTUAL_FS].name = strdup(name);

     MAX_VIRTUAL_FS++;
 }

 void AddVirtualFSVOLPath(const char *name, const char *alias, const char *prefix) {
     if (!VIRTUAL_FS_VOL) {
         VIRTUAL_FS_VOL = (VIRTUAL_PARTITION *) malloc(sizeof(VIRTUAL_PARTITION));
     }

     VIRTUAL_PARTITION *tmp = realloc(VIRTUAL_FS_VOL, sizeof(VIRTUAL_PARTITION) * (MAX_VIRTUAL_FS_VOL + 1));
     if (!tmp) {
         free(VIRTUAL_FS_VOL);
         MAX_VIRTUAL_FS_VOL = 0;
         return;
     }

     VIRTUAL_FS_VOL = tmp;

     VIRTUAL_FS_VOL[MAX_VIRTUAL_FS_VOL].name = strdup(name);

     MAX_VIRTUAL_FS_VOL++;
 }

void MountVirtualDevices()
{
    VirtualMountDevice("fs:/");
    VirtualMountDevice("slccmpt01:/");
    VirtualMountDevice("storage_odd_tickets:/");
    VirtualMountDevice("storage_odd_updates:/");
    VirtualMountDevice("storage_odd_content:/");
    VirtualMountDevice("storage_odd_content2:/");
    VirtualMountDevice("storage_slc:/");
    VirtualMountDevice("storage_mlc:/");
    VirtualMountDevice("storage_usb:/");
    VirtualMountDevice("usb:/");

    AddVirtualFSPath("vol", NULL, NULL);
    AddVirtualFSVOLPath("external01", NULL, NULL);
    AddVirtualFSVOLPath("content", NULL, NULL);
}

 void UnmountVirtualPaths() {
     uint32_t i = 0;
     for (i = 0; i < MAX_VIRTUAL_PARTITIONS; i++) {
         if (VIRTUAL_PARTITIONS[i].name) {
             free(VIRTUAL_PARTITIONS[i].name);
         }
         if (VIRTUAL_PARTITIONS[i].alias) {
             free(VIRTUAL_PARTITIONS[i].alias);
         }
         if (VIRTUAL_PARTITIONS[i].prefix) {
             free(VIRTUAL_PARTITIONS[i].prefix);
         }
     }

     for (i = 0; i < MAX_VIRTUAL_FS_VOL; i++) {
         if (VIRTUAL_FS_VOL[i].name) {
             free(VIRTUAL_FS_VOL[i].name);
         }
     }

     for (i = 0; i < MAX_VIRTUAL_FS; i++) {
         if (VIRTUAL_FS[i].name) {
             free(VIRTUAL_FS[i].name);
         }
     }

     if (VIRTUAL_PARTITIONS) {
         free(VIRTUAL_PARTITIONS);
     }
     if (VIRTUAL_FS_VOL) {
         free(VIRTUAL_FS_VOL);
     }
     if (VIRTUAL_FS) {
         free(VIRTUAL_FS);
     }
     VIRTUAL_PARTITIONS = NULL;
     VIRTUAL_FS_VOL = NULL;
     VIRTUAL_FS = NULL;
     MAX_VIRTUAL_PARTITIONS = 0;
     MAX_VIRTUAL_FS = 0;
     MAX_VIRTUAL_FS_VOL = 0;
 }