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https://opencores.org/ocsvn/lxp32/lxp32/trunk
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Rev 6 |
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Line 20... |
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/*
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/*
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* OutputWriter members
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* OutputWriter members
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*/
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*/
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void OutputWriter::write(const char *data,std::size_t n) {
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writeData(data,n);
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_size+=n;
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}
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void OutputWriter::pad(std::size_t size) {
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void OutputWriter::pad(std::size_t size) {
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static char zeros[256]; // static objects are zero-initialized
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static char zeros[256]; // static objects are zero-initialized
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while(size>0) {
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while(size>0) {
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auto n=std::min<std::size_t>(size,256);
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auto n=std::min<std::size_t>(size,256);
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write(zeros,n);
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write(zeros,n);
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size-=n;
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size-=n;
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}
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}
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}
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}
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std::size_t OutputWriter::size() const {
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return _size;
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}
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/*
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/*
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* BinaryOutputWriter members
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* BinaryOutputWriter members
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*/
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*/
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BinaryOutputWriter::BinaryOutputWriter(const std::string &filename):
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BinaryOutputWriter::BinaryOutputWriter(const std::string &filename):
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Line 49... |
_os(filename,std::ios_base::out|std::ios_base::binary)
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_os(filename,std::ios_base::out|std::ios_base::binary)
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{
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{
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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if(!_os) throw std::runtime_error("Cannot open \""+filename+"\" for writing");
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}
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}
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void BinaryOutputWriter::write(const char *data,std::size_t n) {
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void BinaryOutputWriter::writeData(const char *data,std::size_t n) {
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_os.write(data,n);
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_os.write(data,n);
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}
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}
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void BinaryOutputWriter::abort() {
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void BinaryOutputWriter::abort() {
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_os.close();
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_os.close();
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assert(_buf.size()<4);
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assert(_buf.size()<4);
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pad(4-_buf.size());
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pad(4-_buf.size());
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}
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}
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}
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}
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void TextOutputWriter::write(const char *data,std::size_t n) {
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void TextOutputWriter::writeData(const char *data,std::size_t n) {
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while(n>0) {
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while(n>0) {
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assert(_buf.size()<4);
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assert(_buf.size()<4);
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auto count=std::min(4-_buf.size(),n);
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auto count=std::min(4-_buf.size(),n);
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_buf.append(data,count);
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_buf.append(data,count);
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data+=count;
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data+=count;
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