Append the terminating null character at the end of the string to avoid buffer overflow.

[mirror_edk2.git] / ShellPkg / Library / UefiShellDebug1CommandsLib / Pci.c

/** @file\r
  Main file for Pci shell Debug1 function.\r
\r
  (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.\r
  Copyright (c) 2005 - 2014, Intel Corporation. All rights reserved.<BR>\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include "UefiShellDebug1CommandsLib.h"\r
#include <Protocol/PciRootBridgeIo.h>\r
#include <Library/ShellLib.h>\r
#include <IndustryStandard/Pci.h>\r
#include <IndustryStandard/Acpi.h>\r
#include "Pci.h"\r
\r
//\r
// Printable strings for Pci class code\r
//\r
typedef struct {\r
  CHAR16  *BaseClass; // Pointer to the PCI base class string\r
  CHAR16  *SubClass;  // Pointer to the PCI sub class string\r
  CHAR16  *PIFClass;  // Pointer to the PCI programming interface string\r
} PCI_CLASS_STRINGS;\r
\r
//\r
// a structure holding a single entry, which also points to its lower level\r
// class\r
//\r
typedef struct PCI_CLASS_ENTRY_TAG {\r
  UINT8                       Code;             // Class, subclass or I/F code\r
  CHAR16                      *DescText;        // Description string\r
  struct PCI_CLASS_ENTRY_TAG  *LowerLevelClass; // Subclass or I/F if any\r
} PCI_CLASS_ENTRY;\r
\r
//\r
// Declarations of entries which contain printable strings for class codes\r
// in PCI configuration space\r
//\r
PCI_CLASS_ENTRY PCIBlankEntry[];\r
PCI_CLASS_ENTRY PCISubClass_00[];\r
PCI_CLASS_ENTRY PCISubClass_01[];\r
PCI_CLASS_ENTRY PCISubClass_02[];\r
PCI_CLASS_ENTRY PCISubClass_03[];\r
PCI_CLASS_ENTRY PCISubClass_04[];\r
PCI_CLASS_ENTRY PCISubClass_05[];\r
PCI_CLASS_ENTRY PCISubClass_06[];\r
PCI_CLASS_ENTRY PCISubClass_07[];\r
PCI_CLASS_ENTRY PCISubClass_08[];\r
PCI_CLASS_ENTRY PCISubClass_09[];\r
PCI_CLASS_ENTRY PCISubClass_0a[];\r
PCI_CLASS_ENTRY PCISubClass_0b[];\r
PCI_CLASS_ENTRY PCISubClass_0c[];\r
PCI_CLASS_ENTRY PCISubClass_0d[];\r
PCI_CLASS_ENTRY PCISubClass_0e[];\r
PCI_CLASS_ENTRY PCISubClass_0f[];\r
PCI_CLASS_ENTRY PCISubClass_10[];\r
PCI_CLASS_ENTRY PCISubClass_11[];\r
PCI_CLASS_ENTRY PCISubClass_12[];\r
PCI_CLASS_ENTRY PCISubClass_13[];\r
PCI_CLASS_ENTRY PCIPIFClass_0100[];\r
PCI_CLASS_ENTRY PCIPIFClass_0101[];\r
PCI_CLASS_ENTRY PCIPIFClass_0105[];\r
PCI_CLASS_ENTRY PCIPIFClass_0106[];\r
PCI_CLASS_ENTRY PCIPIFClass_0107[];\r
PCI_CLASS_ENTRY PCIPIFClass_0108[];\r
PCI_CLASS_ENTRY PCIPIFClass_0109[];\r
PCI_CLASS_ENTRY PCIPIFClass_0300[];\r
PCI_CLASS_ENTRY PCIPIFClass_0604[];\r
PCI_CLASS_ENTRY PCIPIFClass_0609[];\r
PCI_CLASS_ENTRY PCIPIFClass_060b[];\r
PCI_CLASS_ENTRY PCIPIFClass_0700[];\r
PCI_CLASS_ENTRY PCIPIFClass_0701[];\r
PCI_CLASS_ENTRY PCIPIFClass_0703[];\r
PCI_CLASS_ENTRY PCIPIFClass_0800[];\r
PCI_CLASS_ENTRY PCIPIFClass_0801[];\r
PCI_CLASS_ENTRY PCIPIFClass_0802[];\r
PCI_CLASS_ENTRY PCIPIFClass_0803[];\r
PCI_CLASS_ENTRY PCIPIFClass_0904[];\r
PCI_CLASS_ENTRY PCIPIFClass_0c00[];\r
PCI_CLASS_ENTRY PCIPIFClass_0c03[];\r
PCI_CLASS_ENTRY PCIPIFClass_0c07[];\r
PCI_CLASS_ENTRY PCIPIFClass_0d01[];\r
PCI_CLASS_ENTRY PCIPIFClass_0e00[];\r
\r
//\r
// Base class strings entries\r
//\r
PCI_CLASS_ENTRY gClassStringList[] = {\r
  {\r
    0x00,\r
    L"Pre 2.0 device",\r
    PCISubClass_00\r
  },\r
  {\r
    0x01,\r
    L"Mass Storage Controller",\r
    PCISubClass_01\r
  },\r
  {\r
    0x02,\r
    L"Network Controller",\r
    PCISubClass_02\r
  },\r
  {\r
    0x03,\r
    L"Display Controller",\r
    PCISubClass_03\r
  },\r
  {\r
    0x04,\r
    L"Multimedia Device",\r
    PCISubClass_04\r
  },\r
  {\r
    0x05,\r
    L"Memory Controller",\r
    PCISubClass_05\r
  },\r
  {\r
    0x06,\r
    L"Bridge Device",\r
    PCISubClass_06\r
  },\r
  {\r
    0x07,\r
    L"Simple Communications Controllers",\r
    PCISubClass_07\r
  },\r
  {\r
    0x08,\r
    L"Base System Peripherals",\r
    PCISubClass_08\r
  },\r
  {\r
    0x09,\r
    L"Input Devices",\r
    PCISubClass_09\r
  },\r
  {\r
    0x0a,\r
    L"Docking Stations",\r
    PCISubClass_0a\r
  },\r
  {\r
    0x0b,\r
    L"Processors",\r
    PCISubClass_0b\r
  },\r
  {\r
    0x0c,\r
    L"Serial Bus Controllers",\r
    PCISubClass_0c\r
  },\r
  {\r
    0x0d,\r
    L"Wireless Controllers",\r
    PCISubClass_0d\r
  },\r
  {\r
    0x0e,\r
    L"Intelligent IO Controllers",\r
    PCISubClass_0e\r
  },\r
  {\r
    0x0f,\r
    L"Satellite Communications Controllers",\r
    PCISubClass_0f\r
  },\r
  {\r
    0x10,\r
    L"Encryption/Decryption Controllers",\r
    PCISubClass_10\r
  },\r
  {\r
    0x11,\r
    L"Data Acquisition & Signal Processing Controllers",\r
    PCISubClass_11\r
  },\r
  {\r
    0x12,\r
    L"Processing Accelerators",\r
    PCISubClass_12\r
  },\r
  {\r
    0x13,\r
    L"Non-Essential Instrumentation",\r
    PCISubClass_13\r
  },\r
  {\r
    0xff,\r
    L"Device does not fit in any defined classes",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
//\r
// Subclass strings entries\r
//\r
PCI_CLASS_ENTRY PCIBlankEntry[] = {\r
  {\r
    0x00,\r
    L"",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_00[] = {\r
  {\r
    0x00,\r
    L"All devices other than VGA",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"VGA-compatible devices",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_01[] = {\r
  {\r
    0x00,\r
    L"SCSI",\r
    PCIPIFClass_0100\r
  },\r
  {\r
    0x01,\r
    L"IDE controller",\r
    PCIPIFClass_0101\r
  },\r
  {\r
    0x02,\r
    L"Floppy disk controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"IPI controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x04,\r
    L"RAID controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x05,\r
    L"ATA controller with ADMA interface",\r
    PCIPIFClass_0105\r
  },\r
  {\r
    0x06,\r
    L"Serial ATA controller",\r
    PCIPIFClass_0106\r
  },\r
  {\r
    0x07,\r
    L"Serial Attached SCSI (SAS) controller ",\r
    PCIPIFClass_0107\r
  },\r
  {\r
    0x08,\r
    L"Non-volatile memory subsystem",\r
    PCIPIFClass_0108\r
  },\r
  {\r
    0x09,\r
    L"Universal Flash Storage (UFS) controller ",\r
    PCIPIFClass_0109\r
  },\r
  {\r
    0x80,\r
    L"Other mass storage controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_02[] = {\r
  {\r
    0x00,\r
    L"Ethernet controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"Token ring controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"FDDI controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"ATM controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x04,\r
    L"ISDN controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x05,\r
    L"WorldFip controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x06,\r
    L"PICMG 2.14 Multi Computing",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x07,\r
    L"InfiniBand controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other network controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_03[] = {\r
  {\r
    0x00,\r
    L"VGA/8514 controller",\r
    PCIPIFClass_0300\r
  },\r
  {\r
    0x01,\r
    L"XGA controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"3D controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other display controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */PCIBlankEntry\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_04[] = {\r
  {\r
    0x00,\r
    L"Video device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"Audio device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"Computer Telephony device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"Mixed mode device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other multimedia device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_05[] = {\r
  {\r
    0x00,\r
    L"RAM memory controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"Flash memory controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other memory controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_06[] = {\r
  {\r
    0x00,\r
    L"Host/PCI bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"PCI/ISA bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"PCI/EISA bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"PCI/Micro Channel bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x04,\r
    L"PCI/PCI bridge",\r
    PCIPIFClass_0604\r
  },\r
  {\r
    0x05,\r
    L"PCI/PCMCIA bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x06,\r
    L"NuBus bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x07,\r
    L"CardBus bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x08,\r
    L"RACEway bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x09,\r
    L"Semi-transparent PCI-to-PCI bridge",\r
    PCIPIFClass_0609\r
  },\r
  {\r
    0x0A,\r
    L"InfiniBand-to-PCI host bridge",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x0B,\r
    L"Advanced Switching to PCI host bridge",\r
    PCIPIFClass_060b\r
  },\r
  {\r
    0x80,\r
    L"Other bridge type",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_07[] = {\r
  {\r
    0x00,\r
    L"Serial controller",\r
    PCIPIFClass_0700\r
  },\r
  {\r
    0x01,\r
    L"Parallel port",\r
    PCIPIFClass_0701\r
  },\r
  {\r
    0x02,\r
    L"Multiport serial controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"Modem",\r
    PCIPIFClass_0703\r
  },\r
  {\r
    0x04,\r
    L"GPIB (IEEE 488.1/2) controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x05,\r
    L"Smart Card",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other communication device",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_08[] = {\r
  {\r
    0x00,\r
    L"PIC",\r
    PCIPIFClass_0800\r
  },\r
  {\r
    0x01,\r
    L"DMA controller",\r
    PCIPIFClass_0801\r
  },\r
  {\r
    0x02,\r
    L"System timer",\r
    PCIPIFClass_0802\r
  },\r
  {\r
    0x03,\r
    L"RTC controller",\r
    PCIPIFClass_0803\r
  },\r
  {\r
    0x04,\r
    L"Generic PCI Hot-Plug controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x05,\r
    L"SD Host controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x06,\r
    L"IOMMU",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x07,\r
    L"Root Complex Event Collector",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other system peripheral",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_09[] = {\r
  {\r
    0x00,\r
    L"Keyboard controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"Digitizer (pen)",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"Mouse controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"Scanner controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x04,\r
    L"Gameport controller",\r
    PCIPIFClass_0904\r
  },\r
  {\r
    0x80,\r
    L"Other input controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_0a[] = {\r
  {\r
    0x00,\r
    L"Generic docking station",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other type of docking station",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_0b[] = {\r
  {\r
    0x00,\r
    L"386",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"486",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"Pentium",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x10,\r
    L"Alpha",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x20,\r
    L"PowerPC",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x30,\r
    L"MIPS",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x40,\r
    L"Co-processor",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other processor",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_0c[] = {\r
  {\r
    0x00,\r
    L"IEEE 1394",\r
    PCIPIFClass_0c00\r
  },\r
  {\r
    0x01,\r
    L"ACCESS.bus",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x02,\r
    L"SSA",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x03,\r
    L"USB",\r
    PCIPIFClass_0c03\r
  },\r
  {\r
    0x04,\r
    L"Fibre Channel",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x05,\r
    L"System Management Bus",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x06,\r
    L"InfiniBand",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x07,\r
    L"IPMI",\r
    PCIPIFClass_0c07\r
  },\r
  {\r
    0x08,\r
    L"SERCOS Interface Standard (IEC 61491)",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x09,\r
    L"CANbus",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x80,\r
    L"Other bus type",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x00,\r
    NULL,\r
    /* null string ends the list */NULL\r
  }\r
};\r
\r
PCI_CLASS_ENTRY PCISubClass_0d[] = {\r
  {\r
    0x00,\r
    L"iRDA compatible controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x01,\r
    L"",\r
    PCIPIFClass_0d01\r
  },\r
  {\r
    0x10,\r
    L"RF controller",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x11,\r
    L"Bluetooth",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x12,\r
    L"Broadband",\r
    PCIBlankEntry\r
  },\r
  {\r
    0x20,\r