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Diffstat (limited to 'src/HTTP/NameValueParser.h')
-rw-r--r-- | src/HTTP/NameValueParser.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/HTTP/NameValueParser.h b/src/HTTP/NameValueParser.h new file mode 100644 index 000000000..e205079db --- /dev/null +++ b/src/HTTP/NameValueParser.h @@ -0,0 +1,70 @@ + +// NameValueParser.h + +// Declares the cNameValueParser class that parses strings in the "name=value;name2=value2" format into a stringmap + + + + + +#pragma once + + + + + +class cNameValueParser : + public std::map<AString, AString> +{ +public: + /** Creates an empty parser */ + cNameValueParser(bool a_AllowsKeyOnly = true); + + /** Creates an empty parser, then parses the data given. Doesn't call Finish(), so more data can be parsed later */ + cNameValueParser(const char * a_Data, size_t a_Size, bool a_AllowsKeyOnly = true); + + /** Parses the data given */ + void Parse(const char * a_Data, size_t a_Size); + + /** Notifies the parser that no more data will be coming. Returns true if the parser state is valid */ + bool Finish(void); + + /** Returns true if the data parsed so far was valid */ + bool IsValid(void) const { return (m_State != psInvalid); } + + /** Returns true if the parser expects no more data */ + bool IsFinished(void) const { return ((m_State == psInvalid) || (m_State == psFinished)); } + +protected: + enum eState + { + psKeySpace, ///< Parsing the space in front of the next key + psKey, ///< Currently adding more chars to the key in m_CurrentKey + psEqualSpace, ///< Space after m_CurrentKey + psEqual, ///< Just parsed the = sign after a name + psValueInSQuotes, ///< Just parsed a Single-quote sign after the Equal sign + psValueInDQuotes, ///< Just parsed a Double-quote sign after the Equal sign + psValueRaw, ///< Just parsed a raw value without a quote + psAfterValue, ///< Just finished parsing the value, waiting for semicolon or data end + psInvalid, ///< The parser has encountered an invalid input; further parsing is skipped + psFinished, ///< The parser has already been instructed to finish and doesn't expect any more data + } ; + + /** The current state of the parser */ + eState m_State; + + /** If true, the parser will accept keys without an equal sign and the value */ + bool m_AllowsKeyOnly; + + /** Buffer for the current Key */ + AString m_CurrentKey; + + /** Buffer for the current Value; */ + AString m_CurrentValue; + + +} ; + + + + |