diff options
Diffstat (limited to 'source/components/utilities')
| -rw-r--r-- | source/components/utilities/utascii.c | 161 | ||||
| -rw-r--r-- | source/components/utilities/utstring.c | 82 |
2 files changed, 162 insertions, 81 deletions
diff --git a/source/components/utilities/utascii.c b/source/components/utilities/utascii.c new file mode 100644 index 000000000000..25c02e674e07 --- /dev/null +++ b/source/components/utilities/utascii.c @@ -0,0 +1,161 @@ +/****************************************************************************** + * + * Module Name: utascii - Utility ascii functions + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2016, Intel Corp. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include "acpi.h" +#include "accommon.h" + + +/******************************************************************************* + * + * FUNCTION: AcpiUtValidNameseg + * + * PARAMETERS: Name - The name or table signature to be examined. + * Four characters, does not have to be a + * NULL terminated string. + * + * RETURN: TRUE if signature is has 4 valid ACPI characters + * + * DESCRIPTION: Validate an ACPI table signature. + * + ******************************************************************************/ + +BOOLEAN +AcpiUtValidNameseg ( + char *Name) +{ + UINT32 i; + + + /* Validate each character in the signature */ + + for (i = 0; i < ACPI_NAME_SIZE; i++) + { + if (!AcpiUtValidNameChar (Name[i], i)) + { + return (FALSE); + } + } + + return (TRUE); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiUtValidNameChar + * + * PARAMETERS: Char - The character to be examined + * Position - Byte position (0-3) + * + * RETURN: TRUE if the character is valid, FALSE otherwise + * + * DESCRIPTION: Check for a valid ACPI character. Must be one of: + * 1) Upper case alpha + * 2) numeric + * 3) underscore + * + * We allow a '!' as the last character because of the ASF! table + * + ******************************************************************************/ + +BOOLEAN +AcpiUtValidNameChar ( + char Character, + UINT32 Position) +{ + + if (!((Character >= 'A' && Character <= 'Z') || + (Character >= '0' && Character <= '9') || + (Character == '_'))) + { + /* Allow a '!' in the last position */ + + if (Character == '!' && Position == 3) + { + return (TRUE); + } + + return (FALSE); + } + + return (TRUE); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiUtCheckAndRepairAscii + * + * PARAMETERS: Name - Ascii string + * Count - Number of characters to check + * + * RETURN: None + * + * DESCRIPTION: Ensure that the requested number of characters are printable + * Ascii characters. Sets non-printable and null chars to <space>. + * + ******************************************************************************/ + +void +AcpiUtCheckAndRepairAscii ( + UINT8 *Name, + char *RepairedName, + UINT32 Count) +{ + UINT32 i; + + + for (i = 0; i < Count; i++) + { + RepairedName[i] = (char) Name[i]; + + if (!Name[i]) + { + return; + } + if (!isprint (Name[i])) + { + RepairedName[i] = ' '; + } + } +} diff --git a/source/components/utilities/utstring.c b/source/components/utilities/utstring.c index 646307edce3c..cb46193e6ea5 100644 --- a/source/components/utilities/utstring.c +++ b/source/components/utilities/utstring.c @@ -159,86 +159,6 @@ AcpiUtPrintString ( /******************************************************************************* * - * FUNCTION: AcpiUtValidAcpiChar - * - * PARAMETERS: Char - The character to be examined - * Position - Byte position (0-3) - * - * RETURN: TRUE if the character is valid, FALSE otherwise - * - * DESCRIPTION: Check for a valid ACPI character. Must be one of: - * 1) Upper case alpha - * 2) numeric - * 3) underscore - * - * We allow a '!' as the last character because of the ASF! table - * - ******************************************************************************/ - -BOOLEAN -AcpiUtValidAcpiChar ( - char Character, - UINT32 Position) -{ - - if (!((Character >= 'A' && Character <= 'Z') || - (Character >= '0' && Character <= '9') || - (Character == '_'))) - { - /* Allow a '!' in the last position */ - - if (Character == '!' && Position == 3) - { - return (TRUE); - } - - return (FALSE); - } - - return (TRUE); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtValidAcpiName - * - * PARAMETERS: Name - The name to be examined. Does not have to - * be NULL terminated string. - * - * RETURN: TRUE if the name is valid, FALSE otherwise - * - * DESCRIPTION: Check for a valid ACPI name. Each character must be one of: - * 1) Upper case alpha - * 2) numeric - * 3) underscore - * - ******************************************************************************/ - -BOOLEAN -AcpiUtValidAcpiName ( - char *Name) -{ - UINT32 i; - - - ACPI_FUNCTION_ENTRY (); - - - for (i = 0; i < ACPI_NAME_SIZE; i++) - { - if (!AcpiUtValidAcpiChar (Name[i], i)) - { - return (FALSE); - } - } - - return (TRUE); -} - - -/******************************************************************************* - * * FUNCTION: AcpiUtRepairName * * PARAMETERS: Name - The ACPI name to be repaired @@ -286,7 +206,7 @@ AcpiUtRepairName ( for (i = 0; i < ACPI_NAME_SIZE; i++) { - if (AcpiUtValidAcpiChar (Name[i], i)) + if (AcpiUtValidNameChar (Name[i], i)) { continue; } |