/* ----------------------------------------------------------------------- *
 *
 *   Copyright 2009 Erwan Velu - All Rights Reserved
 *
 *   Permission is hereby granted, free of charge, to any person
 *   obtaining a copy of this software and associated documentation
 *   files (the "Software"), to deal in the Software without
 *   restriction, including without limitation the rights to use,
 *   copy, modify, merge, publish, distribute, sublicense, and/or
 *   sell copies of the Software, and to permit persons to whom
 *   the Software is furnished to do so, subject to the following
 *   conditions:
 *
 *   The above copyright notice and this permission notice shall
 *   be included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 *
 * -----------------------------------------------------------------------
 */

#include "hdt-menu.h"

/* Dynamic submenu for pci devices */
static void compute_pci_device(struct s_my_menu *menu,
                               struct pci_device *pci_device,
                               int pci_bus, int pci_slot, int pci_func,
			       struct s_hardware *hardware)
{
  char buffer[56];
  char statbuffer[STATLEN];
  char kernel_modules[LINUX_KERNEL_MODULE_SIZE *
          MAX_KERNEL_MODULES_PER_PCI_DEVICE];

  menu->menu = add_menu(" Details ", -1);
  menu->items_count = 0;
  set_menu_pos(5, 17);

  snprintf(buffer, sizeof buffer, "Vendor  : %s",
     pci_device->dev_info->vendor_name);
  snprintf(statbuffer, sizeof statbuffer, "Vendor Name: %s",
     pci_device->dev_info->vendor_name);
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  snprintf(buffer, sizeof buffer, "Product : %s",
     pci_device->dev_info->product_name);
  snprintf(statbuffer, sizeof statbuffer, "Product Name  %s",
     pci_device->dev_info->product_name);
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  snprintf(buffer, sizeof buffer, "Class   : %s",
     pci_device->dev_info->class_name);
  snprintf(statbuffer, sizeof statbuffer, "Class Name: %s",
     pci_device->dev_info->class_name);
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  snprintf(buffer, sizeof buffer, "Location: %02x:%02x.%01x", pci_bus,
     pci_slot, pci_func);
  snprintf(statbuffer, sizeof statbuffer,
     "Location on the PCI Bus: %02x:%02x.%01x", pci_bus, pci_slot,
     pci_func);
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  snprintf(buffer, sizeof buffer, "PCI ID  : %04x:%04x[%04x:%04x]",
     pci_device->vendor, pci_device->product,
     pci_device->sub_vendor, pci_device->sub_product);
  snprintf(statbuffer, sizeof statbuffer,
     "vendor:product[sub_vendor:sub_product] : %04x:%04x[%04x:%04x]",
     pci_device->vendor, pci_device->product,
     pci_device->sub_vendor, pci_device->sub_product);
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  if ((pci_device->dev_info->irq>0) && (pci_device->dev_info->irq<255)) {
    snprintf(buffer, sizeof buffer,"IRQ     : %d", pci_device->dev_info->irq);
    snprintf(statbuffer, sizeof statbuffer,"IRQ : %d", pci_device->dev_info->irq);
    add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    menu->items_count++;
  }

  snprintf(buffer, sizeof buffer, "Latency : %d",pci_device->dev_info->latency);
  snprintf(statbuffer,sizeof statbuffer,"Latency : %d",pci_device->dev_info->latency);
  add_item(buffer,statbuffer,OPT_INACTIVE,NULL,0);
  menu->items_count++;

  memset(kernel_modules,0,sizeof(kernel_modules));

  if (pci_device->dev_info->linux_kernel_module_count > 1) {
    for (int i = 0;
         i < pci_device->dev_info->linux_kernel_module_count; i++) {
      if (i > 0) {
        strncat(kernel_modules, " | ", 3);
      }
      strncat(kernel_modules,
        pci_device->dev_info->linux_kernel_module[i],
        LINUX_KERNEL_MODULE_SIZE - 1);
    }
    snprintf(buffer, sizeof buffer, "Modules : %s", kernel_modules);
    snprintf(statbuffer, sizeof statbuffer, "Kernel Modules: %s",
       kernel_modules);
  } else {
    snprintf(buffer, sizeof buffer, "Module  : %s",
       pci_device->dev_info->linux_kernel_module[0]);
    snprintf(statbuffer, sizeof statbuffer, "Kernel Module: %s",
       pci_device->dev_info->linux_kernel_module[0]);
  }
  add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
  menu->items_count++;

  if (hardware->is_pxe_valid == true) {
    if ((hardware->pxe.pci_device != NULL)
       && (hardware->pxe.pci_device == pci_device)) {

       snprintf(buffer,sizeof buffer,"MAC Addr: %s",hardware->pxe.mac_addr);
       snprintf(statbuffer,sizeof statbuffer,"MAC Address : %s",hardware->pxe.mac_addr);
       add_item(buffer,statbuffer,OPT_INACTIVE,NULL,0);
       menu->items_count++;

       snprintf(buffer,sizeof buffer,"PXE     : %s","Current Boot device");
       snprintf(statbuffer,sizeof statbuffer,"PXE : %s","Current Boot device");
       add_item(buffer,statbuffer,OPT_INACTIVE,NULL,0);
       menu->items_count++;
     }
  }
}

/* Main PCI menu */
int compute_PCI(struct s_hdt_menu *hdt_menu, struct s_hardware *hardware)
{
  int i = 0;
  char menuname[255][MENULEN + 1];
  char infobar[255][STATLEN + 1];
  struct pci_device *pci_device;
  char kernel_modules[LINUX_KERNEL_MODULE_SIZE *
          MAX_KERNEL_MODULES_PER_PCI_DEVICE];

  /* For every detected pci device, compute its submenu */
  for_each_pci_func(pci_device, hardware->pci_domain) {
    memset(kernel_modules, 0, sizeof kernel_modules);
    for (int kmod = 0;
         kmod < pci_device->dev_info->linux_kernel_module_count;
         kmod++) {
      if (kmod > 0) {
        strncat(kernel_modules, " | ", 3);
      }
      strncat(kernel_modules,
        pci_device->dev_info->linux_kernel_module[kmod],
        LINUX_KERNEL_MODULE_SIZE - 1);
    }
    if (pci_device->dev_info->linux_kernel_module_count == 0)
      strlcpy(kernel_modules, "unknown", 7);

    compute_pci_device(&(hdt_menu->pci_sub_menu[i]), pci_device,
           __pci_bus, __pci_slot, __pci_func, hardware);
    snprintf(menuname[i], 59, "%s|%s",
       pci_device->dev_info->vendor_name,
       pci_device->dev_info->product_name);
    snprintf(infobar[i], STATLEN,
       "%02x:%02x.%01x # %s # ID:%04x:%04x[%04x:%04x] # Kmod:%s\n",
       __pci_bus, __pci_slot, __pci_func,
       pci_device->dev_info->class_name, pci_device->vendor,
       pci_device->product, pci_device->sub_vendor,
       pci_device->sub_product, kernel_modules);
    i++;
  }

  hdt_menu->pci_menu.menu = add_menu(" PCI Devices ", -1);
  hdt_menu->pci_menu.items_count = 0;
  if (hardware->pci_ids_return_code == -ENOPCIIDS) {
    add_item("The pci.ids file is missing", "Missing pci.ids file",
       OPT_INACTIVE, NULL, 0);
    add_item("PCI Device names  can't be computed.",
       "Missing pci.ids file", OPT_INACTIVE, NULL, 0);
    add_item("Please put one in same dir as hdt",
       "Missing pci.ids file", OPT_INACTIVE, NULL, 0);
    add_item("", "", OPT_SEP, "", 0);
  }
  for (int j = 0; j < i; j++) {
    add_item(menuname[j], infobar[j], OPT_SUBMENU, NULL,
       hdt_menu->pci_sub_menu[j].menu);
    hdt_menu->pci_menu.items_count++;
  }
  printf("MENU: PCI menu done (%d items)\n",
         hdt_menu->pci_menu.items_count);
  return 0;
}
