devices.c

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright 2001-2004, ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/

 
#include "defs.h"
#include "stdio.h"
#include "sysclib.h"
 
#include "iomanX.h" /* just for fstypes */
 
#include "iopmgr.h"

iop_device_t *iopmgr_get_iomandev(char *device)
{
  ModuleInfo_t *info = 0;
  iop_device_t **devinfo_table;
  int i;
  int len = strlen(device) + 1;
 
  if (!(info = smod_get_mod_by_name(IOPMGR_IOMAN_IDENT))) {
    return 0;
  }
 
  /* Find the start of the device info array, in .bss.  */
  devinfo_table = (iop_device_t **)(info->text_start + info->text_size + info->data_size + 0x0c);
 
  /* The device info table had 16 entries, but some may be empty.  Just look at all of them.  */
  for (i = 0; i < 16; i++) {
    if (devinfo_table[i])
      if (!memcmp(devinfo_table[i]->name, device, len))
        return(devinfo_table[i]);
  }
  return 0;
}

iop_device_t *iopmgr_get_iomanxdev(char *device)
{
  ModuleInfo_t *info;
  iop_device_t **devinfo_table;
  int i;
  int len = strlen(device) + 1;
 
  if (!(info = smod_get_mod_by_name(IOPMGR_IOMANX_IDENT))) {
    return 0;
  }
 
  /* Find the start of the device info array, in .bss.  */
  devinfo_table = (iop_device_t **)(info->text_start + info->text_size + info->data_size);
 
  /* The device info table had 32 entries, but some may be empty.  Just look at all of them.  */
  for (i = 0; i < 32; i++) {
    if (devinfo_table[i])
      if (!memcmp(devinfo_table[i]->name, device, len))
        return(devinfo_table[i]);
  }
  return 0;
}

int iopmgr_get_devicelist(int man,int devtype,char *buffer)
{
  ModuleInfo_t *info;
  iop_device_t **devinfo_table;
  int i;
  char *bufptr = buffer;
  int  count = 0;
 
  /* do the ioman devices */
  if ((man & IOPMGR_DEVTYPE_IOMAN))
  if ((info = smod_get_mod_by_name(IOPMGR_IOMAN_IDENT)))
  {
    /* Find the start of the device info array, in .bss.  */
    devinfo_table = (iop_device_t **)(info->text_start + info->text_size + info->data_size + 0x0c);
 
    /* The device info table had 16 entries, but some may be empty.  Just look at all of them.  */
    for (i = 0; i < 16; i++)
    {
      if (devinfo_table[i])
        if ((devinfo_table[i]->type & devtype))
        {
          strcpy(bufptr,devinfo_table[i]->name);
          bufptr += strlen(bufptr)+1;
          count++;
        }
    }
  }
 
  /* do the iomanx devices */
  if ((man & IOPMGR_DEVTYPE_IOMANX))
  if ((info = smod_get_mod_by_name(IOPMGR_IOMANX_IDENT)))
  {
    /* Find the start of the device info array, in .bss.  */
    devinfo_table = (iop_device_t **)(info->text_start + info->text_size + info->data_size);
 
    /* The device info table had 32 entries, but some may be empty.  Just look at all of them.  */
    for (i = 0; i < 32; i++)
    {
      if (devinfo_table[i])
        /* only add iomanx ones here, so must have extended flag set  else we get duplication with new iomanx */
        if ((devinfo_table[i]->type & IOP_DT_FSEXT) && (devinfo_table[i]->type & devtype))
        {
          strcpy(bufptr,devinfo_table[i]->name);
          bufptr += strlen(bufptr)+1;
          count++;
        }
    }
  }
  return count;
}

iop_device_t *iopmgr_get_device(char *device)
{
  iop_device_t *devptr;
  devptr = iopmgr_get_iomandev(device);
  if (devptr != NULL) return(devptr);
  devptr = iopmgr_get_iomanxdev(device);
  if (devptr != NULL) return(devptr);
  return 0;
}

int iopmgr_get_devicetype(char *device)
{
  if (iopmgr_get_iomandev(device) != NULL)
    return(IOPMGR_DEVTYPE_IOMAN);
  if (iopmgr_get_iomanxdev(device) != NULL)
    return(IOPMGR_DEVTYPE_IOMANX);
  return IOPMGR_DEVTYPE_INVALID;
}