OSB_LIB::Asn1DesParser Class Reference

Collaboration diagram for OSB_LIB::Asn1DesParser:

[legend]List of all members.

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Detailed Description

Parser for ASN.1 tag descriptions.

The parsing strategy is based on token speparated by ,;{ or }:
the parser reads the next token and checks if its separator is acceptable.

Definition at line 365 of file asn1tagdes.h.

Public Member Functions

• Asn1DesParser (std::istream &is, size_t lineNo=1)

  Constructor with input file.
  

• bool getDes (Asn1TagDes &dest)

  Get the next tag description.
  

• size_t lineNo () const

  Current line number.
  

• size_t colNo () const

  Current column.
  

Private Member Functions

• Asn1DesParser (const Asn1DesParser &rhs)

  Prevent copying: not implemented.
  

• Asn1DesParser operator= (const Asn1DesParser &rhs)

  Prevent assignment: not implemented.
  

• bool getDes (Asn1TagDes &dest, bool readTag)

  Get the next tag description.
  

• bool getChar (char &c)

  Get next character from input file.
  

• bool nextToken ()

  Get next token from input file.
  

• void getComposed (Asn1TagDes &parent)

  Get settings for a composed tag.
  

• void getPrimitive (Asn1TagDes &dest)

  Get settings for a primitive tag.
  

• Error error (OsbBaseError::ErrorNo errNo)

  Create an error.
  

Private Attributes

• std::istream & is_

  Input stream to parse.
  

• size_t lineNo_

  Current line number.
  

• size_t colNo_

  Current column.
  

• std::string curToken_

  The current token.
  

• char separator_

  The last separator.
  

Classes

• class Error

  Exception class for ASN.1 description parse errors. More...
  

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Constructor & Destructor Documentation

OSB_LIB::Asn1DesParser::Asn1DesParser	(	std::istream &	is,
		size_t	lineNo = 1
	)			[explicit]

Constructor with input file.

Parameters:

	is	Input stream to parse, it must be open.
	lineNo	Line number in input.

OSB_LIB::Asn1DesParser::Asn1DesParser

(

const Asn1DesParser &

rhs

)

[private]

Prevent copying: not implemented.

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Member Function Documentation

size_t OSB_LIB::Asn1DesParser::colNo

(

)

const

Current column.

Error OSB_LIB::Asn1DesParser::error

(

OsbBaseError::ErrorNo

errNo

)

[private]

Create an error.

bool OSB_LIB::Asn1DesParser::getChar

(

char &

c

)

[private]

Get next character from input file.

void OSB_LIB::Asn1DesParser::getComposed

(

Asn1TagDes &

parent

)

[private]

Get settings for a composed tag.

bool OSB_LIB::Asn1DesParser::getDes	(	Asn1TagDes &	dest,
		bool	readTag
	)			[private]

Get the next tag description.

Parameters:

	dest	ASN.1 description to populate.
	readTag	Flag to read the tag

Exceptions:

Error

in case of an error.

Returns:

true if an ASN.1 description was read,
false at the end of the input stream.

bool OSB_LIB::Asn1DesParser::getDes

(

Asn1TagDes &

dest

)

Get the next tag description.

Parameters:

dest

ASN.1 description to populate.

Exceptions:

Error

in case of an error.

Returns:

true if an ASN.1 description was read,
false at the end of the input stream.

void OSB_LIB::Asn1DesParser::getPrimitive

(

Asn1TagDes &

dest

)

[private]

Get settings for a primitive tag.

size_t OSB_LIB::Asn1DesParser::lineNo

(

)

const

Current line number.

bool OSB_LIB::Asn1DesParser::nextToken

(

)

[private]

Get next token from input file.

Asn1DesParser OSB_LIB::Asn1DesParser::operator=

(

const Asn1DesParser &

rhs

)

[private]

Prevent assignment: not implemented.

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Member Data Documentation

size_t OSB_LIB::Asn1DesParser::colNo_ [private]

Current column.

Definition at line 431 of file asn1tagdes.h.

std::string OSB_LIB::Asn1DesParser::curToken_ [private]

The current token.

Definition at line 433 of file asn1tagdes.h.

std::istream& OSB_LIB::Asn1DesParser::is_ [private]

Input stream to parse.

Definition at line 427 of file asn1tagdes.h.

size_t OSB_LIB::Asn1DesParser::lineNo_ [private]

Current line number.

Definition at line 429 of file asn1tagdes.h.

char OSB_LIB::Asn1DesParser::separator_ [private]

The last separator.

Definition at line 435 of file asn1tagdes.h.

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The documentation for this class was generated from the following file:

• asn1tagdes.h

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