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Resolve core #1116 by removing fc::[io]fstream #179

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Resolve core #1116 by removing fc::[io]fstream #179

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ff33925
Resolve core #1116 by removing fc::[io]fstream
pmconrad Nov 10, 2019
be2ab8d
Added missing include
pmconrad Nov 11, 2019
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1 change: 0 additions & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -180,7 +180,6 @@ set( fc_sources
src/io/iostream.cpp
src/io/datastream.cpp
src/io/buffered_iostream.cpp
src/io/fstream.cpp
src/io/sstream.cpp
src/io/json.cpp
src/io/varint.cpp
Expand Down
57 changes: 0 additions & 57 deletions include/fc/io/fstream.hpp
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18 changes: 13 additions & 5 deletions include/fc/io/json.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,8 @@
#include <fc/variant.hpp>
#include <fc/filesystem.hpp>

#include <iostream>

#define DEFAULT_MAX_RECURSION_DEPTH 200

namespace fc
Expand Down Expand Up @@ -33,12 +35,18 @@ namespace fc
legacy_generator = 1
};

static ostream& to_stream( ostream& out, const std::string& );
static ostream& to_stream( ostream& out, const variant& v, output_formatting format = stringify_large_ints_and_doubles, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static ostream& to_stream( ostream& out, const variants& v, output_formatting format = stringify_large_ints_and_doubles, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static ostream& to_stream( ostream& out, const variant_object& v, output_formatting format = stringify_large_ints_and_doubles, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static std::ostream& to_stream( std::ostream& out, const std::string& );
static std::ostream& to_stream( std::ostream& out, const variant& v,
output_formatting format = stringify_large_ints_and_doubles,
uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static std::ostream& to_stream( std::ostream& out, const variants& v,
output_formatting format = stringify_large_ints_and_doubles,
uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static std::ostream& to_stream( std::ostream& out, const variant_object& v,
output_formatting format = stringify_large_ints_and_doubles,
uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );

static variant from_stream( buffered_istream& in, parse_type ptype = legacy_parser, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static variant from_stream( std::istream& in, parse_type ptype = legacy_parser, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );

static variant from_string( const string& utf8_str, parse_type ptype = legacy_parser, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
static variants variants_from_string( const string& utf8_str, parse_type ptype = legacy_parser, uint32_t max_depth = DEFAULT_MAX_RECURSION_DEPTH );
Expand Down
85 changes: 43 additions & 42 deletions include/fc/io/json_relaxed.hpp
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Expand Up @@ -5,31 +5,21 @@

#include <fc/io/json.hpp>
#include <fc/exception/exception.hpp>
#include <fc/io/iostream.hpp>
#include <fc/io/buffered_iostream.hpp>
#include <fc/io/fstream.hpp>
#include <fc/io/sstream.hpp>
#include <fc/log/logger.hpp>
//#include <utfcpp/utf8.h>
#include <iostream>
#include <fstream>
#include <sstream>

#include <boost/filesystem/fstream.hpp>
#include <sstream>

namespace fc { namespace json_relaxed
{
template<typename T, bool strict>
variant variant_from_stream( T& in, uint32_t max_depth );
template<bool strict>
variant variant_from_stream( std::istream& in, uint32_t max_depth );

template<typename T>
std::string tokenFromStream( T& in )
std::string tokenFromStream( std::istream& in )
{
fc::stringstream token;
try
{
char c = in.peek();

char c;
while( true )
{
switch( c = in.peek() )
Expand Down Expand Up @@ -60,6 +50,8 @@ namespace fc { namespace json_relaxed
token << c;
in.get();
break;
case EOF:
if( in.eof() ) FC_THROW_EXCEPTION( eof_exception, "unexpected end of file" );
default:
return token.str();
}
Expand All @@ -79,8 +71,8 @@ namespace fc { namespace json_relaxed
("token", token.str() ) );
}

template<typename T, bool strict, bool allow_escape>
std::string quoteStringFromStream( T& in )
template<bool strict, bool allow_escape>
std::string quoteStringFromStream( std::istream& in )
{
fc::stringstream token;
try
Expand Down Expand Up @@ -147,6 +139,7 @@ namespace fc { namespace json_relaxed
("token", token.str() ) );
else if( allow_escape && (c == '\\') )
token << parseEscape( in );
else if( c == EOF && in.eof() ) FC_THROW_EXCEPTION( eof_exception, "unexpected end of file" );
else
{
in.get();
Expand All @@ -159,7 +152,6 @@ namespace fc { namespace json_relaxed
while( true )
{
char c = in.peek();

if( c == q )
{
in.get();
Expand All @@ -173,6 +165,7 @@ namespace fc { namespace json_relaxed
else if( (c == '\r') | (c == '\n') )
FC_THROW_EXCEPTION( parse_error_exception, "unexpected EOL in string '${token}'",
("token", token.str() ) );
else if( c == EOF && in.eof() ) FC_THROW_EXCEPTION( eof_exception, "unexpected end of file" );
else
{
in.get();
Expand All @@ -184,8 +177,8 @@ namespace fc { namespace json_relaxed
("token", token.str() ) );
}

template<typename T, bool strict>
std::string stringFromStream( T& in )
template<bool strict>
std::string stringFromStream( std::istream& in )
{
try
{
Expand All @@ -198,7 +191,7 @@ namespace fc { namespace json_relaxed
FC_THROW_EXCEPTION( parse_error_exception, "expected: '\"' at beginning of string, got '\''" );
// falls through
case '"':
return quoteStringFromStream<T, strict, true>( in );
return quoteStringFromStream<strict, true>( in );
case 'r':
if( strict )
FC_THROW_EXCEPTION( parse_error_exception, "raw strings not supported in strict mode" );
Expand All @@ -211,7 +204,9 @@ namespace fc { namespace json_relaxed
case '\'':
if( strict )
FC_THROW_EXCEPTION( parse_error_exception, "raw strings not supported in strict mode" );
return quoteStringFromStream<T, strict, false>( in );
return quoteStringFromStream<strict, false>( in );
case EOF:
if( in.eof() ) FC_THROW_EXCEPTION( eof_exception, "unexpected end of file" );
default:
if( strict )
FC_THROW_EXCEPTION( parse_error_exception, "unquoted strings not supported in strict mode" );
Expand Down Expand Up @@ -569,23 +564,29 @@ namespace fc { namespace json_relaxed
}
} FC_CAPTURE_AND_RETHROW( (token) ) }

template<typename T, bool strict>
variant_object objectFromStream( T& in, uint32_t max_depth )
template<bool strict>
variant_object objectFromStream( std::istream& in, uint32_t max_depth )
{
std::function<std::string(T&)> get_key = []( T& in ){ return json_relaxed::stringFromStream<T, strict>( in ); };
std::function<variant(T&)> get_value = [max_depth]( T& in ){ return json_relaxed::variant_from_stream<T, strict>( in, max_depth ); };
return objectFromStreamBase<T>( in, get_key, get_value );
std::function<std::string(std::istream&)> get_key = []( std::istream& in ){
return json_relaxed::stringFromStream<strict>( in );
};
std::function<variant(std::istream&)> get_value = [max_depth]( std::istream& in ){
return json_relaxed::variant_from_stream<strict>( in, max_depth );
};
return objectFromStreamBase( in, get_key, get_value );
}

template<typename T, bool strict>
variants arrayFromStream( T& in, uint32_t max_depth )
template<bool strict>
variants arrayFromStream( std::istream& in, uint32_t max_depth )
{
std::function<variant(T&)> get_value = [max_depth]( T& in ){ return json_relaxed::variant_from_stream<T, strict>( in, max_depth ); };
return arrayFromStreamBase<T>( in, get_value );
std::function<variant(std::istream&)> get_value = [max_depth]( std::istream& in ){
return json_relaxed::variant_from_stream<strict>( in, max_depth );
};
return arrayFromStreamBase( in, get_value );
}

template<typename T, bool strict>
variant numberFromStream( T& in )
template<bool strict>
variant numberFromStream( std::istream& in )
{ try {
std::string token = tokenFromStream(in);
variant result = json_relaxed::parseNumberOrStr<strict>( token );
Expand All @@ -594,8 +595,8 @@ namespace fc { namespace json_relaxed
return result;
} FC_CAPTURE_AND_RETHROW() }

template<typename T, bool strict>
variant wordFromStream( T& in )
template<bool strict>
variant wordFromStream( std::istream& in )
{
std::string token = tokenFromStream(in);

Expand Down Expand Up @@ -625,8 +626,8 @@ namespace fc { namespace json_relaxed
FC_THROW_EXCEPTION( parse_error_exception, "expected: null|true|false" );
}

template<typename T, bool strict>
variant variant_from_stream( T& in, uint32_t max_depth )
template<bool strict>
variant variant_from_stream( std::istream& in, uint32_t max_depth )
{
if( max_depth == 0 )
FC_THROW_EXCEPTION( parse_error_exception, "Too many nested items in JSON input!" );
Expand All @@ -635,11 +636,11 @@ namespace fc { namespace json_relaxed
switch( c )
{
case '"':
return json_relaxed::stringFromStream<T, strict>( in );
return json_relaxed::stringFromStream<strict>( in );
case '{':
return json_relaxed::objectFromStream<T, strict>( in, max_depth - 1 );
return json_relaxed::objectFromStream<strict>( in, max_depth - 1 );
case '[':
return json_relaxed::arrayFromStream<T, strict>( in, max_depth - 1 );
return json_relaxed::arrayFromStream<strict>( in, max_depth - 1 );
case '-':
case '+':
case '.':
Expand All @@ -653,7 +654,7 @@ namespace fc { namespace json_relaxed
case '7':
case '8':
case '9':
return json_relaxed::numberFromStream<T, strict>( in );
return json_relaxed::numberFromStream<strict>( in );
// null, true, false, or 'warning' / string
case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g': case 'h':
case 'i': case 'j': case 'k': case 'l': case 'm': case 'n': case 'o': case 'p':
Expand All @@ -664,7 +665,7 @@ namespace fc { namespace json_relaxed
case 'Q': case 'R': case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
case 'Y': case 'Z':
case '_': case '/':
return json_relaxed::wordFromStream<T, strict>( in );
return json_relaxed::wordFromStream<strict>( in );
case 0x04: // ^D end of transmission
case EOF:
FC_THROW_EXCEPTION( eof_exception, "unexpected end of file" );
Expand Down
11 changes: 7 additions & 4 deletions src/crypto/aes.cpp
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Expand Up @@ -3,8 +3,6 @@
#include <fc/exception/exception.hpp>
#include <fc/fwd_impl.hpp>

#include <fc/io/fstream.hpp>

#include <fc/log/logger.hpp>

#include <fc/thread/thread.hpp>
Expand All @@ -17,6 +15,9 @@
#endif
#include <openssl/crypto.h>

#include <fstream>
#include <ios>

#if defined(_WIN32)
# include <windows.h>
#endif
Expand Down Expand Up @@ -358,7 +359,8 @@ void aes_save( const fc::path& file, const fc::sha512& key, std::ve
fc::raw::pack( check_enc, cipher );
auto check = check_enc.result();

fc::ofstream out(file);
std::ofstream out( file.string(), std::ios_base::binary );
FC_ASSERT( !out.fail() && !out.bad(), "Failed to open file '${f}'", ("f",file.string()) );
fc::raw::pack( out, check );
fc::raw::pack( out, cipher );
} FC_RETHROW_EXCEPTIONS( warn, "", ("file",file) ) }
Expand All @@ -370,7 +372,8 @@ std::vector<char> aes_load( const fc::path& file, const fc::sha512& key )
{ try {
FC_ASSERT( fc::exists( file ) );

fc::ifstream in( file, fc::ifstream::binary );
std::ifstream in( file.string(), std::ios_base::binary );
FC_ASSERT( !in.fail() && !in.bad(), "Failed to open file '${f}'", ("f",file.string()) );
fc::sha512 check;
std::vector<char> cipher;

Expand Down
6 changes: 4 additions & 2 deletions src/filesystem.cpp
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Expand Up @@ -2,14 +2,15 @@
#include <fc/filesystem.hpp>
#include <fc/exception/exception.hpp>
#include <fc/fwd_impl.hpp>
#include <fc/io/fstream.hpp>

#include <fc/utf8.hpp>
#include <fc/variant.hpp>

#include <boost/config.hpp>
#include <boost/filesystem.hpp>

#include <fstream>

#ifdef _WIN32
# include <windows.h>
# include <userenv.h>
Expand Down Expand Up @@ -370,7 +371,8 @@ namespace fc {
}
if (create)
{
fc::ofstream ofs(*_path, std::ios_base::out | std::ios_base::binary);
std::ofstream ofs( _path->string(), std::ios_base::binary);
FC_ASSERT( !ofs.fail() && !ofs.bad(), "Failed to open file '${f}'", ("f",_path->string()) );
ofs.close();
}
}
Expand Down
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