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Compil time: move epee storages/parserse_base_utils.h to parserse_base_utils.cpp

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mj-xmr 2021-04-21 12:10:54 +02:00
parent ab7df49331
commit c19f0cbdea
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3 changed files with 291 additions and 233 deletions
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240
contrib/epee/include/storages/parserse_base_utils.h
View file

@ -28,13 +28,8 @@
#pragma once #pragma once
#include <algorithm> #include <boost/utility/string_ref_fwd.hpp>
#include <boost/utility/string_ref.hpp> #include <string>
#include "misc_log_ex.h"
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "serialization"
namespace epee namespace epee
{ {
@ -97,46 +92,7 @@ namespace misc_utils
return lut[(uint8_t)c] & 1; return lut[(uint8_t)c] & 1;
} }
inline std::string transform_to_escape_sequence(const std::string& src) std::string transform_to_escape_sequence(const std::string& src);
{
static const char escaped[] = "\b\f\n\r\t\v\"\\/";
std::string::const_iterator it = std::find_first_of(src.begin(), src.end(), escaped, escaped + sizeof(escaped));
if (it == src.end())
return src;
std::string res;
res.reserve(2 * src.size());
res.assign(src.begin(), it);
for(; it!=src.end(); ++it)
{
switch(*it)
{
case '\b': //Backspace (ascii code 08)
res+="\\b"; break;
case '\f': //Form feed (ascii code 0C)
res+="\\f"; break;
case '\n': //New line
res+="\\n"; break;
case '\r': //Carriage return
res+="\\r"; break;
case '\t': //Tab
res+="\\t"; break;
case '\v': //Vertical tab
res+="\\v"; break;
//case '\'': //Apostrophe or single quote
// res+="\\'"; break;
case '"': //Double quote
res+="\\\""; break;
case '\\': //Backslash caracter
res+="\\\\"; break;
case '/': //Backslash caracter
res+="\\/"; break;
default:
res.push_back(*it);
}
}
return res;
}
/* /*
\b Backspace (ascii code 08) \b Backspace (ascii code 08)
@ -150,98 +106,7 @@ namespace misc_utils
\\ Backslash character \\ Backslash character
*/ */
inline void match_string2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val) void match_string2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val);
{
bool escape_mode = false;
std::string::const_iterator it = star_end_string;
++it;
std::string::const_iterator fi = it;
while (fi != buf_end && ((lut[(uint8_t)*fi] & 32)) == 0)
++fi;
val.assign(it, fi);
it = fi;
for(;it != buf_end;it++)
{
if(escape_mode/*prev_ch == '\\'*/)
{
switch(*it)
{
case 'b': //Backspace (ascii code 08)
val.push_back(0x08);break;
case 'f': //Form feed (ascii code 0C)
val.push_back(0x0C);break;
case 'n': //New line
val.push_back('\n');break;
case 'r': //Carriage return
val.push_back('\r');break;
case 't': //Tab
val.push_back('\t');break;
case 'v': //Vertical tab
val.push_back('\v');break;
case '\'': //Apostrophe or single quote
val.push_back('\'');break;
case '"': //Double quote
val.push_back('"');break;
case '\\': //Backslash character
val.push_back('\\');break;
case '/': //Slash character
val.push_back('/');break;
case 'u': //Unicode code point
if (buf_end - it < 4)
{
ASSERT_MES_AND_THROW("Invalid Unicode escape sequence");
}
else
{
uint32_t dst = 0;
for (int i = 0; i < 4; ++i)
{
const unsigned char tmp = isx[(unsigned char)*++it];
CHECK_AND_ASSERT_THROW_MES(tmp != 0xff, "Bad Unicode encoding");
dst = dst << 4 | tmp;
}
// encode as UTF-8
if (dst <= 0x7f)
{
val.push_back(dst);
}
else if (dst <= 0x7ff)
{
val.push_back(0xc0 | (dst >> 6));
val.push_back(0x80 | (dst & 0x3f));
}
else if (dst <= 0xffff)
{
val.push_back(0xe0 | (dst >> 12));
val.push_back(0x80 | ((dst >> 6) & 0x3f));
val.push_back(0x80 | (dst & 0x3f));
}
else
{
ASSERT_MES_AND_THROW("Unicode code point is out or range");
}
}
break;
default:
val.push_back(*it);
LOG_PRINT_L0("Unknown escape sequence :\"\\" << *it << "\"");
}
escape_mode = false;
}else if(*it == '"')
{
star_end_string = it;
return;
}else if(*it == '\\')
{
escape_mode = true;
}
else
{
val.push_back(*it);
}
}
ASSERT_MES_AND_THROW("Failed to match string in json entry: " << std::string(star_end_string, buf_end));
}
inline bool match_string(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val) inline bool match_string(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val)
{ {
try try
@ -255,42 +120,7 @@ namespace misc_utils
return false; return false;
} }
} }
inline void match_number2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val, bool& is_float_val, bool& is_signed_val) void match_number2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val, bool& is_float_val, bool& is_signed_val);
{
val.clear();
uint8_t float_flag = 0;
is_signed_val = false;
size_t chars = 0;
std::string::const_iterator it = star_end_string;
if (it != buf_end && *it == '-')
{
is_signed_val = true;
++chars;
++it;
}
for(;it != buf_end;it++)
{
const uint8_t flags = lut[(uint8_t)*it];
if (flags & 16)
{
float_flag |= flags;
++chars;
}
else
{
val = boost::string_ref(&*star_end_string, chars);
if(val.size())
{
star_end_string = --it;
is_float_val = !!(float_flag & 2);
return;
}
else
ASSERT_MES_AND_THROW("wrong number in json entry: " << std::string(star_end_string, buf_end));
}
}
ASSERT_MES_AND_THROW("wrong number in json entry: " << std::string(star_end_string, buf_end));
}
inline bool match_number(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val) inline bool match_number(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val)
{ {
try try
@ -304,25 +134,7 @@ namespace misc_utils
return false; return false;
} }
} }
inline void match_word2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val) void match_word2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val);
{
val.clear();
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if (!(lut[(uint8_t)*it] & 4))
{
val = boost::string_ref(&*star_end_string, std::distance(star_end_string, it));
if(val.size())
{
star_end_string = --it;
return;
}else
ASSERT_MES_AND_THROW("failed to match word number in json entry: " << std::string(star_end_string, buf_end));
}
}
ASSERT_MES_AND_THROW("failed to match word number in json entry: " << std::string(star_end_string, buf_end));
}
inline bool match_word(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val) inline bool match_word(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val)
{ {
try try
@ -335,44 +147,8 @@ namespace misc_utils
return false; return false;
} }
} }
inline bool match_word_with_extrasymb(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val) bool match_word_with_extrasymb(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val);
{ bool match_word_til_equal_mark(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string::const_iterator& word_end);
val.clear();
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if(!isalnum(*it) && *it != '-' && *it != '_')
{
val.assign(star_end_string, it);
if(val.size())
{
star_end_string = --it;
return true;
}else
return false;
}
}
return false;
}
inline bool match_word_til_equal_mark(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string::const_iterator& word_end)
{
word_end = star_end_string;
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if(isspace(*it))
{
continue;
}else if( *it == '=' )
{
star_end_string = it;
word_end = it;
return true;
}
}
return false;
}
} }
} }
} }

2
contrib/epee/src/CMakeLists.txt
View file

@ -31,7 +31,7 @@ set(EPEE_INCLUDE_DIR_BASE "${CMAKE_CURRENT_SOURCE_DIR}/../include")
# Add headers to the file list, to be able to search for them and autosave in IDEs. # Add headers to the file list, to be able to search for them and autosave in IDEs.
monero_find_all_headers(EPEE_HEADERS_PUBLIC "${EPEE_INCLUDE_DIR_BASE}") monero_find_all_headers(EPEE_HEADERS_PUBLIC "${EPEE_INCLUDE_DIR_BASE}")
monero_add_library(epee byte_slice.cpp byte_stream.cpp hex.cpp abstract_http_client.cpp http_auth.cpp mlog.cpp net_helper.cpp net_utils_base.cpp string_tools.cpp monero_add_library(epee byte_slice.cpp byte_stream.cpp hex.cpp abstract_http_client.cpp http_auth.cpp mlog.cpp net_helper.cpp net_utils_base.cpp string_tools.cpp parserse_base_utils.cpp
wipeable_string.cpp levin_base.cpp memwipe.c connection_basic.cpp network_throttle.cpp network_throttle-detail.cpp mlocker.cpp buffer.cpp net_ssl.cpp wipeable_string.cpp levin_base.cpp memwipe.c connection_basic.cpp network_throttle.cpp network_throttle-detail.cpp mlocker.cpp buffer.cpp net_ssl.cpp
int-util.cpp portable_storage.cpp int-util.cpp portable_storage.cpp
misc_language.cpp misc_language.cpp

282
contrib/epee/src/parserse_base_utils.cpp Normal file
View file

@ -0,0 +1,282 @@
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#include "storages/parserse_base_utils.h"
#include "misc_log_ex.h"
#include <boost/utility/string_ref.hpp>
#include <algorithm>
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "serialization"
namespace epee
{
namespace misc_utils
{
namespace parse
{
std::string transform_to_escape_sequence(const std::string& src)
{
static const char escaped[] = "\b\f\n\r\t\v\"\\/";
std::string::const_iterator it = std::find_first_of(src.begin(), src.end(), escaped, escaped + sizeof(escaped));
if (it == src.end())
return src;
std::string res;
res.reserve(2 * src.size());
res.assign(src.begin(), it);
for(; it!=src.end(); ++it)
{
switch(*it)
{
case '\b': //Backspace (ascii code 08)
res+="\\b"; break;
case '\f': //Form feed (ascii code 0C)
res+="\\f"; break;
case '\n': //New line
res+="\\n"; break;
case '\r': //Carriage return
res+="\\r"; break;
case '\t': //Tab
res+="\\t"; break;
case '\v': //Vertical tab
res+="\\v"; break;
//case '\'': //Apostrophe or single quote
// res+="\\'"; break;
case '"': //Double quote
res+="\\\""; break;
case '\\': //Backslash caracter
res+="\\\\"; break;
case '/': //Backslash caracter
res+="\\/"; break;
default:
res.push_back(*it);
}
}
return res;
}
/*
\b Backspace (ascii code 08)
\f Form feed (ascii code 0C)
\n New line
\r Carriage return
\t Tab
\v Vertical tab
\' Apostrophe or single quote
\" Double quote
\\ Backslash character
*/
void match_string2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val)
{
bool escape_mode = false;
std::string::const_iterator it = star_end_string;
++it;
std::string::const_iterator fi = it;
while (fi != buf_end && ((lut[(uint8_t)*fi] & 32)) == 0)
++fi;
val.assign(it, fi);
it = fi;
for(;it != buf_end;it++)
{
if(escape_mode/*prev_ch == '\\'*/)
{
switch(*it)
{
case 'b': //Backspace (ascii code 08)
val.push_back(0x08);break;
case 'f': //Form feed (ascii code 0C)
val.push_back(0x0C);break;
case 'n': //New line
val.push_back('\n');break;
case 'r': //Carriage return
val.push_back('\r');break;
case 't': //Tab
val.push_back('\t');break;
case 'v': //Vertical tab
val.push_back('\v');break;
case '\'': //Apostrophe or single quote
val.push_back('\'');break;
case '"': //Double quote
val.push_back('"');break;
case '\\': //Backslash character
val.push_back('\\');break;
case '/': //Slash character
val.push_back('/');break;
case 'u': //Unicode code point
if (buf_end - it < 4)
{
ASSERT_MES_AND_THROW("Invalid Unicode escape sequence");
}
else
{
uint32_t dst = 0;
for (int i = 0; i < 4; ++i)
{
const unsigned char tmp = isx[(unsigned char)*++it];
CHECK_AND_ASSERT_THROW_MES(tmp != 0xff, "Bad Unicode encoding");
dst = dst << 4 | tmp;
}
// encode as UTF-8
if (dst <= 0x7f)
{
val.push_back(dst);
}
else if (dst <= 0x7ff)
{
val.push_back(0xc0 | (dst >> 6));
val.push_back(0x80 | (dst & 0x3f));
}
else if (dst <= 0xffff)
{
val.push_back(0xe0 | (dst >> 12));
val.push_back(0x80 | ((dst >> 6) & 0x3f));
val.push_back(0x80 | (dst & 0x3f));
}
else
{
ASSERT_MES_AND_THROW("Unicode code point is out or range");
}
}
break;
default:
val.push_back(*it);
LOG_PRINT_L0("Unknown escape sequence :\"\\" << *it << "\"");
}
escape_mode = false;
}else if(*it == '"')
{
star_end_string = it;
return;
}else if(*it == '\\')
{
escape_mode = true;
}
else
{
val.push_back(*it);
}
}
ASSERT_MES_AND_THROW("Failed to match string in json entry: " << std::string(star_end_string, buf_end));
}
void match_number2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val, bool& is_float_val, bool& is_signed_val)
{
val.clear();
uint8_t float_flag = 0;
is_signed_val = false;
size_t chars = 0;
std::string::const_iterator it = star_end_string;
if (it != buf_end && *it == '-')
{
is_signed_val = true;
++chars;
++it;
}
for(;it != buf_end;it++)
{
const uint8_t flags = lut[(uint8_t)*it];
if (flags & 16)
{
float_flag |= flags;
++chars;
}
else
{
val = boost::string_ref(&*star_end_string, chars);
if(val.size())
{
star_end_string = --it;
is_float_val = !!(float_flag & 2);
return;
}
else
ASSERT_MES_AND_THROW("wrong number in json entry: " << std::string(star_end_string, buf_end));
}
}
ASSERT_MES_AND_THROW("wrong number in json entry: " << std::string(star_end_string, buf_end));
}
void match_word2(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, boost::string_ref& val)
{
val.clear();
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if (!(lut[(uint8_t)*it] & 4))
{
val = boost::string_ref(&*star_end_string, std::distance(star_end_string, it));
if(val.size())
{
star_end_string = --it;
return;
}else
ASSERT_MES_AND_THROW("failed to match word number in json entry: " << std::string(star_end_string, buf_end));
}
}
ASSERT_MES_AND_THROW("failed to match word number in json entry: " << std::string(star_end_string, buf_end));
}
bool match_word_with_extrasymb(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string& val)
{
val.clear();
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if(!isalnum(*it) && *it != '-' && *it != '_')
{
val.assign(star_end_string, it);
if(val.size())
{
star_end_string = --it;
return true;
}else
return false;
}
}
return false;
}
bool match_word_til_equal_mark(std::string::const_iterator& star_end_string, std::string::const_iterator buf_end, std::string::const_iterator& word_end)
{
word_end = star_end_string;
for(std::string::const_iterator it = star_end_string;it != buf_end;it++)
{
if(isspace(*it))
{
continue;
}else if( *it == '=' )
{
star_end_string = it;
word_end = it;
return true;
}
}
return false;
}
}
}
}