acadia/yunq/example.yunq.cpp

112 lines
2.5 KiB
C++

#include "example.yunq.h"
namespace {
const uint64_t header_size = 24; // 4x uint32, 1x uint64
struct ExtPointer {
uint32_t offset;
uint32_t length;
};
void CheckHeader(const glcr::ByteBuffer& bytes) {
// TODO: Check ident.
// TODO: Parse core size.
// TODO: Parse extension size.
// TODO: Check CRC32
// TODO: Parse options.
}
void WriteHeader(glcr::ByteBuffer& bytes, uint64_t offset, uint32_t core_size, uint32_t extension_size) {
bytes.WriteAt<uint32_t>(offset + 0, 0xDEADBEEF); // TODO: Chose a more unique ident sequence.
bytes.WriteAt<uint32_t>(offset + 4, core_size);
bytes.WriteAt<uint32_t>(offset + 8, extension_size);
bytes.WriteAt<uint32_t>(offset + 12, 0); // TODO: Calculate CRC32.
bytes.WriteAt<uint64_t>(offset + 16, 0); // TODO: Add options.
}
} // namespace
void OpenFileRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
auto {field.name}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {loop.index}));
set_path(bytes.StringAt(offset + path_pointer.offset, path_pointer.length));
set_options(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
}
void {message.name}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
CheckHeader(bytes);
auto {field.name}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {loop.index}));
set_path(bytes.StringAt(offset + path_pointer.offset, path_pointer.length));
set_options(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
}
void File::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
auto {field.name}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {loop.index}));
set_path(bytes.StringAt(offset + path_pointer.offset, path_pointer.length));
set_attrs(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
// FIXME: Implement in-buffer capabilities for inprocess serialization.
set_mem_cap(0);
}
void {message.name}::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
CheckHeader(bytes);
auto {field.name}_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * {loop.index}));
set_path(bytes.StringAt(offset + path_pointer.offset, path_pointer.length));
set_attrs(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
uint64_t mem_cap_ptr = bytes.At<uint64_t>(offset + header_size + (8 * {offset}));
set_mem_cap(caps.At(mem_cap_ptr));
}