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author | Mattes D <github@xoft.cz> | 2016-01-03 15:59:55 +0100 |
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committer | Mattes D <github@xoft.cz> | 2016-03-01 16:19:56 +0100 |
commit | fea556ca1b8aeec975f5276d5d829ee6275841d9 (patch) | |
tree | 9a61a61edbb232c01bfb34e1c2959542d470887e /src/HTTPServer/NameValueParser.cpp | |
parent | Added HTTPResponseParser. (diff) | |
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Diffstat (limited to 'src/HTTPServer/NameValueParser.cpp')
-rw-r--r-- | src/HTTPServer/NameValueParser.cpp | 413 |
1 files changed, 0 insertions, 413 deletions
diff --git a/src/HTTPServer/NameValueParser.cpp b/src/HTTPServer/NameValueParser.cpp deleted file mode 100644 index f759c4d21..000000000 --- a/src/HTTPServer/NameValueParser.cpp +++ /dev/null @@ -1,413 +0,0 @@ - -// NameValueParser.cpp - -// Implements the cNameValueParser class that parses strings in the "name=value;name2=value2" format into a stringmap - -#include "Globals.h" -#include "NameValueParser.h" - - - - - - -// DEBUG: Self-test - -#if 0 - -class cNameValueParserTest -{ -public: - cNameValueParserTest(void) - { - const char Data[] = " Name1=Value1;Name2 = Value 2; Name3 =\"Value 3\"; Name4 =\'Value 4\'; Name5=\"Confusing; isn\'t it?\""; - - // Now try parsing char-by-char, to debug transitions across datachunk boundaries: - cNameValueParser Parser2; - for (size_t i = 0; i < sizeof(Data) - 1; i++) - { - Parser2.Parse(Data + i, 1); - } - Parser2.Finish(); - - // Parse as a single chunk of data: - cNameValueParser Parser(Data, sizeof(Data) - 1); - - // Use the debugger to inspect the Parser variable - - // Check that the two parsers have the same content: - for (cNameValueParser::const_iterator itr = Parser.begin(), end = Parser.end(); itr != end; ++itr) - { - ASSERT(Parser2[itr->first] == itr->second); - } // for itr - Parser[] - - // Try parsing in 2-char chunks: - cNameValueParser Parser3; - for (int i = 0; i < sizeof(Data) - 2; i += 2) - { - Parser3.Parse(Data + i, 2); - } - if ((sizeof(Data) % 2) == 0) // There are even number of chars, including the NUL, so the data has an odd length. Parse one more char - { - Parser3.Parse(Data + sizeof(Data) - 2, 1); - } - Parser3.Finish(); - - // Check that the third parser has the same content: - for (cNameValueParser::const_iterator itr = Parser.begin(), end = Parser.end(); itr != end; ++itr) - { - ASSERT(Parser3[itr->first] == itr->second); - } // for itr - Parser[] - - printf("cNameValueParserTest done"); - } -} g_Test; - -#endif - - - - - -//////////////////////////////////////////////////////////////////////////////// -// cNameValueParser: - -cNameValueParser::cNameValueParser(bool a_AllowsKeyOnly) : - m_State(psKeySpace), - m_AllowsKeyOnly(a_AllowsKeyOnly) -{ -} - - - - - -cNameValueParser::cNameValueParser(const char * a_Data, size_t a_Size, bool a_AllowsKeyOnly) : - m_State(psKeySpace), - m_AllowsKeyOnly(a_AllowsKeyOnly) -{ - Parse(a_Data, a_Size); -} - - - - - -void cNameValueParser::Parse(const char * a_Data, size_t a_Size) -{ - ASSERT(m_State != psFinished); // Calling Parse() after Finish() is wrong! - - size_t Last = 0; - for (size_t i = 0; i < a_Size;) - { - switch (m_State) - { - case psInvalid: - case psFinished: - { - return; - } - - case psKeySpace: - { - // Skip whitespace until a non-whitespace is found, then start the key: - while ((i < a_Size) && (a_Data[i] <= ' ')) - { - i++; - } - if ((i < a_Size) && (a_Data[i] > ' ')) - { - m_State = psKey; - Last = i; - } - break; - } - - case psKey: - { - // Read the key until whitespace or an equal sign: - while (i < a_Size) - { - if (a_Data[i] == '=') - { - m_CurrentKey.append(a_Data + Last, i - Last); - i++; - Last = i; - m_State = psEqual; - break; - } - else if (a_Data[i] <= ' ') - { - m_CurrentKey.append(a_Data + Last, i - Last); - i++; - Last = i; - m_State = psEqualSpace; - break; - } - else if (a_Data[i] == ';') - { - if (!m_AllowsKeyOnly) - { - m_State = psInvalid; - return; - } - m_CurrentKey.append(a_Data + Last, i - Last); - i++; - Last = i; - (*this)[m_CurrentKey] = ""; - m_CurrentKey.clear(); - m_State = psKeySpace; - break; - } - else if ((a_Data[i] == '\"') || (a_Data[i] == '\'')) - { - m_State = psInvalid; - return; - } - i++; - } // while (i < a_Size) - if (i == a_Size) - { - // Still the key, ran out of data to parse, store the part of the key parsed so far: - m_CurrentKey.append(a_Data + Last, a_Size - Last); - return; - } - break; - } - - case psEqualSpace: - { - // The space before the expected equal sign; the current key is already assigned - while (i < a_Size) - { - if (a_Data[i] == '=') - { - m_State = psEqual; - i++; - Last = i; - break; - } - else if (a_Data[i] == ';') - { - // Key-only - if (!m_AllowsKeyOnly) - { - m_State = psInvalid; - return; - } - i++; - Last = i; - (*this)[m_CurrentKey] = ""; - m_CurrentKey.clear(); - m_State = psKeySpace; - break; - } - else if (a_Data[i] > ' ') - { - m_State = psInvalid; - return; - } - i++; - } // while (i < a_Size) - break; - } // case psEqualSpace - - case psEqual: - { - // just parsed the equal-sign - while (i < a_Size) - { - if (a_Data[i] == ';') - { - if (!m_AllowsKeyOnly) - { - m_State = psInvalid; - return; - } - i++; - Last = i; - (*this)[m_CurrentKey] = ""; - m_CurrentKey.clear(); - m_State = psKeySpace; - break; - } - else if (a_Data[i] == '\"') - { - i++; - Last = i; - m_State = psValueInDQuotes; - break; - } - else if (a_Data[i] == '\'') - { - i++; - Last = i; - m_State = psValueInSQuotes; - break; - } - else - { - m_CurrentValue.push_back(a_Data[i]); - i++; - Last = i; - m_State = psValueRaw; - break; - } - } // while (i < a_Size) - break; - } // case psEqual - - case psValueInDQuotes: - { - while (i < a_Size) - { - if (a_Data[i] == '\"') - { - m_CurrentValue.append(a_Data + Last, i - Last); - (*this)[m_CurrentKey] = m_CurrentValue; - m_CurrentKey.clear(); - m_CurrentValue.clear(); - m_State = psAfterValue; - i++; - Last = i; - break; - } - i++; - } // while (i < a_Size) - if (i == a_Size) - { - m_CurrentValue.append(a_Data + Last, a_Size - Last); - } - break; - } // case psValueInDQuotes - - case psValueInSQuotes: - { - while (i < a_Size) - { - if (a_Data[i] == '\'') - { - m_CurrentValue.append(a_Data + Last, i - Last); - (*this)[m_CurrentKey] = m_CurrentValue; - m_CurrentKey.clear(); - m_CurrentValue.clear(); - m_State = psAfterValue; - i++; - Last = i; - break; - } - i++; - } // while (i < a_Size) - if (i == a_Size) - { - m_CurrentValue.append(a_Data + Last, a_Size - Last); - } - break; - } // case psValueInSQuotes - - case psValueRaw: - { - while (i < a_Size) - { - if (a_Data[i] == ';') - { - m_CurrentValue.append(a_Data + Last, i - Last); - (*this)[m_CurrentKey] = m_CurrentValue; - m_CurrentKey.clear(); - m_CurrentValue.clear(); - m_State = psKeySpace; - i++; - Last = i; - break; - } - i++; - } - if (i == a_Size) - { - m_CurrentValue.append(a_Data + Last, a_Size - Last); - } - break; - } // case psValueRaw - - case psAfterValue: - { - // Between the closing DQuote or SQuote and the terminating semicolon - while (i < a_Size) - { - if (a_Data[i] == ';') - { - m_State = psKeySpace; - i++; - Last = i; - break; - } - else if (a_Data[i] < ' ') - { - i++; - continue; - } - m_State = psInvalid; - return; - } // while (i < a_Size) - break; - } - } // switch (m_State) - } // for i - a_Data[] -} - - - - - -bool cNameValueParser::Finish(void) -{ - switch (m_State) - { - case psInvalid: - { - return false; - } - case psFinished: - { - return true; - } - case psKey: - case psEqualSpace: - case psEqual: - { - if ((m_AllowsKeyOnly) && !m_CurrentKey.empty()) - { - (*this)[m_CurrentKey] = ""; - m_State = psFinished; - return true; - } - m_State = psInvalid; - return false; - } - case psValueRaw: - { - (*this)[m_CurrentKey] = m_CurrentValue; - m_State = psFinished; - return true; - } - case psValueInDQuotes: - case psValueInSQuotes: - { - // Missing the terminating quotes, this is an error - m_State = psInvalid; - return false; - } - case psKeySpace: - case psAfterValue: - { - m_State = psFinished; - return true; - } - } - ASSERT(!"Unhandled parser state!"); - return false; -} - - - - |