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fs.cpp
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48 lines (45 loc) · 2.31 KB
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/* -------------------------------------------------------------------------------
* Copyright (c) 2020, OLogN Technologies AG
* 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 OLogN Technologies AG 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 OLogN Technologies AG 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 "../include/nodecpp/fs.h"
namespace nodecpp::fs::impl {
FD openSync( const char* path, std::optional<nodecpp::string> flags, std::optional<nodecpp::string> mode ) {
FD fd;
fd.fd = fopen( path, flags.has_value() ? flags.value().c_str() : "r" );
return fd;
}
Buffer readFileSync( const char* path ) {
auto fd = openSync( path, std::optional<string>(), std::optional<string>() );
fseek( fd.fd, 0, SEEK_END ); // restore
size_t sz = ftell( fd.fd );
fseek( fd.fd, 0, SEEK_SET );
Buffer b( sz );
size_t actualSz = fread( b.begin(), 1, sz, fd.fd );
b.set_size( sz );
closeSync( fd );
return b;
}
}