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70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
// -*- C++ -*-
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//=========================================================================
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/**
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* @file Svc_Conf_Lexer.h
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*
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* $Id: Svc_Conf_Lexer.h 81312 2008-04-09 21:01:34Z iliyan $
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*
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* This class is a hand-coded replacement for the lexer generated from
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* Svc_Conf.l that correctly supports Unicode.
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*
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* @author Chad Elliott <elliott_c@ociweb.com>
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*/
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//=========================================================================
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#ifndef SVC_CONF_LEXER_H
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#define SVC_CONF_LEXER_H
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#include /**/ "ace/pre.h"
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#include "ace/Svc_Conf.h"
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#if (ACE_USES_CLASSIC_SVC_CONF == 1)
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#include "ace/Encoding_Converter_Factory.h"
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class ACE_Encoding_Converter;
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ACE_BEGIN_VERSIONED_NAMESPACE_DECL
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/** This class lexes the classic ACE Service Configurator language.
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* The entry point is similar to what flex would generate. However, it
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* is a static method in this class (which is really just name space).
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*/
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class ACE_Svc_Conf_Lexer
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{
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public:
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/// This is similar to the C function, ace_yylex, which a bison
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/// generated parser expects. It returns information in the ace_yylval
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/// parameter and uses input stored in the param parameter.
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static int yylex (YYSTYPE* ace_yylval,
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ACE_Svc_Conf_Param* param);
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private:
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static size_t input(ACE_Svc_Conf_Param* param, char* buf, size_t max_size);
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static int scan (YYSTYPE* ace_yylval, ACE_Svc_Conf_Param* param);
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#if defined (ACE_USES_WCHAR)
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static bool convert_to_utf8 (
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ACE_Svc_Conf_Param* param,
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size_t skip_bytes,
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ACE_Encoding_Converter_Factory::Encoding_Hint hint);
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static bool convert_from_utf8 (ACE_Encoding_Converter* converter,
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const char* source,
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size_t source_size,
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ACE_TCHAR* target,
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size_t target_size,
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size_t& length);
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static ACE_Encoding_Converter_Factory::Encoding_Hint
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locate_bom (char* source,
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size_t source_size,
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size_t& bytes_used);
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#endif /* ACE_USES_WCHAR */
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};
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ACE_END_VERSIONED_NAMESPACE_DECL
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#endif /* ACE_USES_CLASSIC_SVC_CONF = 1 */
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#include /**/ "ace/post.h"
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#endif /* SVC_CONF_LEXER_H */
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