/****************************************************************************** * * Module Name: ascase - Source conversion - lower/upper case utilities * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * *****************************************************************************/ #include "acpisrc.h" /* Local prototypes */ void AsUppercaseTokens ( char *Buffer, char *PrefixString); /****************************************************************************** * * FUNCTION: AsLowerCaseString * * DESCRIPTION: LowerCase all instances of a target string with a replacement * string. Returns count of the strings replaced. * ******************************************************************************/ int AsLowerCaseString ( char *Target, char *Buffer) { char *SubString1; char *SubString2; char *SubBuffer; int TargetLength; int LowerCaseCount = 0; int i; TargetLength = strlen (Target); SubBuffer = Buffer; SubString1 = Buffer; while (SubString1) { /* Find the target string */ SubString1 = strstr (SubBuffer, Target); if (!SubString1) { return LowerCaseCount; } /* * Check for translation escape string -- means to ignore * blocks of code while replacing */ SubString2 = strstr (SubBuffer, AS_START_IGNORE); if ((SubString2) && (SubString2 < SubString1)) { /* Find end of the escape block starting at "Substring2" */ SubString2 = strstr (SubString2, AS_STOP_IGNORE); if (!SubString2) { /* Didn't find terminator */ return LowerCaseCount; } /* Move buffer to end of escape block and continue */ SubBuffer = SubString2; } /* Do the actual replace if the target was found */ else { if (!AsMatchExactWord (SubString1, TargetLength)) { SubBuffer = SubString1 + 1; continue; } for (i = 0; i < TargetLength; i++) { SubString1[i] = (char) tolower ((int) SubString1[i]); } SubBuffer = SubString1 + TargetLength; if ((Gbl_WidenDeclarations) && (!Gbl_StructDefs)) { if ((SubBuffer[0] == ' ') && (SubBuffer[1] == ' ')) { AsInsertData (SubBuffer, " ", 8); } } LowerCaseCount++; } } return LowerCaseCount; } /****************************************************************************** * * FUNCTION: AsMixedCaseToUnderscores * * DESCRIPTION: Converts mixed case identifiers to underscored identifiers. * for example, * * ThisUsefullyNamedIdentifier becomes: * * this_usefully_named_identifier * ******************************************************************************/ void AsMixedCaseToUnderscores ( char *Buffer) { UINT32 Length; char *SubBuffer = Buffer; char *TokenEnd; char *TokenStart = NULL; char *SubString; BOOLEAN HasLowerCase = FALSE; while (*SubBuffer) { /* Ignore whitespace */ if (*SubBuffer == ' ') { while (*SubBuffer == ' ') { SubBuffer++; } TokenStart = NULL; HasLowerCase = FALSE; continue; } /* Ignore commas */ if ((*SubBuffer == ',') || (*SubBuffer == '>') || (*SubBuffer == ')')) { SubBuffer++; TokenStart = NULL; HasLowerCase = FALSE; continue; } /* Check for quoted string -- ignore */ if (*SubBuffer == '"') { SubBuffer++; while (*SubBuffer != '"') { if (!*SubBuffer) { return; } /* Handle embedded escape sequences */ if (*SubBuffer == '\\') { SubBuffer++; } SubBuffer++; } SubBuffer++; continue; } if (islower ((int) *SubBuffer)) { HasLowerCase = TRUE; } /* * Check for translation escape string -- means to ignore * blocks of code while replacing */ if ((SubBuffer[0] == '/') && (SubBuffer[1] == '*') && (SubBuffer[2] == '!')) { SubBuffer = strstr (SubBuffer, "!*/"); if (!SubBuffer) { return; } continue; } /* Ignore hex constants */ if (SubBuffer[0] == '0') { if ((SubBuffer[1] == 'x') || (SubBuffer[1] == 'X')) { SubBuffer += 2; while (isxdigit ((int) *SubBuffer)) { SubBuffer++; } continue; } } /* OBSOLETE CODE, all quoted strings now completely ignored. */ #if 0 /* Ignore format specification fields */ if (SubBuffer[0] == '%') { SubBuffer++; while ((isalnum (*SubBuffer)) || (*SubBuffer == '.')) { SubBuffer++; } continue; } #endif /* Ignore standard escape sequences (\n, \r, etc.) Not Hex or Octal escapes */ if (SubBuffer[0] == '\\') { SubBuffer += 2; continue; } /* * Ignore identifiers that already contain embedded underscores * These are typically C macros or defines (all upper case) * Note: there are some cases where identifiers have underscores * AcpiGbl_* for example. HasLowerCase flag handles these. */ if ((*SubBuffer == '_') && (!HasLowerCase) && (TokenStart)) { /* Check the rest of the identifier for any lower case letters */ SubString = SubBuffer; while ((isalnum ((int) *SubString)) || (*SubString == '_')) { if (islower ((int) *SubString)) { HasLowerCase = TRUE; } SubString++; } /* If no lower case letters, we can safely ignore the entire token */ if (!HasLowerCase) { SubBuffer = SubString; continue; } } /* A capital letter may indicate the start of a token; save it */ if (isupper ((int) SubBuffer[0])) { TokenStart = SubBuffer; } /* * Convert each pair of letters that matches the form: * * <LowerCase><UpperCase> * to * <LowerCase><Underscore><LowerCase> */ else if ((islower ((int) SubBuffer[0]) || isdigit ((int) SubBuffer[0])) && (isupper ((int) SubBuffer[1]))) { if (isdigit ((int) SubBuffer[0])) { /* Ignore <UpperCase><Digit><UpperCase> */ /* Ignore <Underscore><Digit><UpperCase> */ if (isupper ((int) *(SubBuffer-1)) || *(SubBuffer-1) == '_') { SubBuffer++; continue; } } /* * Matched the pattern. * Find the end of this identifier (token) */ TokenEnd = SubBuffer; while ((isalnum ((int) *TokenEnd)) || (*TokenEnd == '_')) { TokenEnd++; } /* Force the UpperCase letter (#2) to lower case */ Gbl_MadeChanges = TRUE; SubBuffer[1] = (char) tolower ((int) SubBuffer[1]); SubString = TokenEnd; Length = 0; while (*SubString != '\n') { /* * If we have at least two trailing spaces, we can get rid of * one to make up for the newly inserted underscore. This will * help preserve the alignment of the text */ if ((SubString[0] == ' ') && (SubString[1] == ' ')) { Length = SubString - SubBuffer - 2; break; } SubString++; } if (!Length) { Length = strlen (&SubBuffer[1]); } memmove (&SubBuffer[2], &SubBuffer[1], Length + 1); SubBuffer[1] = '_'; SubBuffer +=2; /* Lower case the leading character of the token */ if (TokenStart) { *TokenStart = (char) tolower ((int) *TokenStart); TokenStart = NULL; } } SubBuffer++; } } /****************************************************************************** * * FUNCTION: AsLowerCaseIdentifiers * * DESCRIPTION: Converts mixed case identifiers to lower case. Leaves comments, * quoted strings, and all-upper-case macros alone. * ******************************************************************************/ void AsLowerCaseIdentifiers ( char *Buffer) { char *SubBuffer = Buffer; while (*SubBuffer) { /* * Check for translation escape string -- means to ignore * blocks of code while replacing */ if ((SubBuffer[0] == '/') && (SubBuffer[1] == '*') && (SubBuffer[2] == '!')) { SubBuffer = strstr (SubBuffer, "!*/"); if (!SubBuffer) { return; } } /* Ignore comments */ if ((SubBuffer[0] == '/') && (SubBuffer[1] == '*')) { SubBuffer = strstr (SubBuffer, "*/"); if (!SubBuffer) { return; } SubBuffer += 2; } /* Ignore quoted strings */ if ((SubBuffer[0] == '\"') && (SubBuffer[1] != '\'')) { SubBuffer++; /* Find the closing quote */ while (SubBuffer[0]) { /* Ignore escaped quote characters */ if (SubBuffer[0] == '\\') { SubBuffer++; } else if (SubBuffer[0] == '\"') { SubBuffer++; break; } SubBuffer++; } } if (!SubBuffer[0]) { return; } /* * Only lower case if we have an upper followed by a lower * This leaves the all-uppercase things (macros, etc.) intact */ if ((isupper ((int) SubBuffer[0])) && (islower ((int) SubBuffer[1]))) { Gbl_MadeChanges = TRUE; *SubBuffer = (char) tolower ((int) *SubBuffer); } SubBuffer++; } } /****************************************************************************** * * FUNCTION: AsUppercaseTokens * * DESCRIPTION: Force to uppercase all tokens that begin with the prefix string. * used to convert mixed-case macros and constants to uppercase. * ******************************************************************************/ void AsUppercaseTokens ( char *Buffer, char *PrefixString) { char *SubBuffer; char *TokenEnd; char *SubString; int i; UINT32 Length; SubBuffer = Buffer; while (SubBuffer) { SubBuffer = strstr (SubBuffer, PrefixString); if (SubBuffer) { TokenEnd = SubBuffer; while ((isalnum ((int) *TokenEnd)) || (*TokenEnd == '_')) { TokenEnd++; } for (i = 0; i < (TokenEnd - SubBuffer); i++) { if ((islower ((int) SubBuffer[i])) && (isupper ((int) SubBuffer[i+1]))) { SubString = TokenEnd; Length = 0; while (*SubString != '\n') { if ((SubString[0] == ' ') && (SubString[1] == ' ')) { Length = SubString - &SubBuffer[i] - 2; break; } SubString++; } if (!Length) { Length = strlen (&SubBuffer[i+1]); } memmove (&SubBuffer[i+2], &SubBuffer[i+1], (Length+1)); SubBuffer[i+1] = '_'; i +=2; TokenEnd++; } } for (i = 0; i < (TokenEnd - SubBuffer); i++) { SubBuffer[i] = (char) toupper ((int) SubBuffer[i]); } SubBuffer = TokenEnd; } } }