WIP: creation-sys-crate-ssv #69
@ -1,17 +1,123 @@
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mod types;
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// to include std in docs, need to remove later
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#[doc(inline)]
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pub use std;
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use types::*;
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pub fn add(left: usize, right: usize) -> usize {
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left + right
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mod bindings;
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pub mod types;
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use std::io::Cursor;
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use bindings::SSV_LireConfig;
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use binrw::BinRead;
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use std::ptr;
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use types::serialization_types::{DataBlock, DataField};
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//pub fn read_carte_professionnel_sante() -> Result<CarteProfessionnelSante, _> {
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// // how to init buffer and give it to library
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// // https://stackoverflow.com/questions/58231215/what-is-proper-rust-way-to-allocate-opaque-buffer-for-external-c-library
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// //
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// // when init memory zones and they are too large to be a single memory zone -> https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=0c1f0fca7d98a97bbc70dba786bbedd9
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// unsafe {
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// let nom_ressource_ps;
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// let nom_ressource_lecteur;
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// let code_porteur_ps;
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// let p_zdata_out;
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// let p_taille_zone;
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// let status_code: u16 = SSV_LireCartePS(
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// nom_ressource_ps,
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// nom_ressource_lecteur,
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// code_porteur_ps,
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// p_zdata_out,
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// p_taille_zone,
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// );
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//
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// if status_code != 0 {
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// return Err(());
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// }
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// };
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//}
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// To parse the data
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// allocate the multiple buffers
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// chain them to make a single buffer
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// use the parse_data_size function to get a size
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// use take method to limit number of bytes read
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// use binread implementaiton on each struct/enum de structure it
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// do this recursively until there is no more data
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// Memory has three embricked concepts:
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// Memory Zone(s) -Contains-> DataBlock(s) -Contains-> DataField(s)
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// DataBlocks (and DataFields) can be cut off by the end of a memory zone
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// the data continues on the following memory zone
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//#[binread]
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pub struct DataBlock2 {
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//<T> {
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data_struct_id: u16,
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// #[br(temp, parse_with = parse_data_size)]
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memory_size: u32,
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// spec indicates the DataBlock can be very large (up to 4GB)
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// in this case, we can use memmap2 to use the disk to store the data
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// pub data: Vec<DataField<T>>,
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}
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pub enum SSVError {
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Error(u16),
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}
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struct Parseable<T: BinRead>(T);
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impl<T> BinRead for Parseable<T>
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where
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for<'a> T: BinRead<Args<'a> = ()>,
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{
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type Args<'a> = <DataField<T> as BinRead>::Args<'a>;
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fn read_options<R: std::io::prelude::Read + std::io::prelude::Seek>(
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reader: &mut R,
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endian: binrw::Endian,
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args: Self::Args<'_>,
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) -> binrw::prelude::BinResult<Self> {
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let field = DataField::<T>::read_options(reader, endian, args)?;
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Ok(Parseable(field.value))
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}
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}
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#[derive(BinRead)]
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struct ConfigHeader {
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ssv_version: Parseable<u16>,
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galss_version: Parseable<u16>,
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pss_version: Parseable<u16>,
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}
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#[derive(BinRead)]
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struct ReaderConfig {
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// manufacturer_name: Parseable<String>
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}
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pub fn read_config() -> Result<(), SSVError> {
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let mut buffer_ptr: *mut libc::c_void = ptr::null_mut();
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let mut size: libc::size_t = 0;
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let buffer: &[u8] = unsafe {
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match SSV_LireConfig(&mut buffer_ptr, &mut size) {
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0 => (),
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error_code => return Err(SSVError::Error(error_code)),
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}
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std::slice::from_raw_parts(buffer_ptr as *const u8, size)
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};
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unsafe { libc::free(buffer_ptr) };
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println!("Buffer data: {:?}", buffer);
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let cursor = &mut Cursor::new(buffer);
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while size > 0 {
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let data_block = DataBlock::read(cursor).expect("");
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size -= data_block.data.len();
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println!("{}", String::from_utf8(data_block.data).expect(""));
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}
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Ok(())
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn it_works() {
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let result = add(2, 2);
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assert_eq!(result, 4);
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}
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}
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mod tests {}
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@ -1,81 +1,210 @@
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use std::cmp::Ordering;
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use core::panic;
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use std::io::Cursor;
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use binrw::{BinRead, BinResult};
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use bitreader::{BitReader, BitReaderError};
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use binrw::{
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binread,
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helpers::{read_u24, write_u24},
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BinRead, BinReaderExt, BinResult, BinWriterExt, Endian,
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};
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fn parse_memory_zone_size_bitreader(bytes: &[u8; 5]) -> Result<u32, BitReaderError> {
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let mut reader = BitReader::new(bytes);
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let zone_size_bit_count = match reader.read_bool()? {
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true => 7,
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false => reader.read_u8(7)? * 8,
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};
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Ok(reader.read_u32(zone_size_bit_count)?)
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}
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const U8_MAX: u32 = u8::MAX as u32;
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const U16_MAX: u32 = u16::MAX as u32;
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const U24_MAX: u32 = 16_777_215;
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#[binrw::parser(reader)]
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fn parse_memory_zone_size() -> BinResult<u32> {
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let mut value: u8 = 0;
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fn parse_data_size() -> BinResult<u32> {
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let first_byte: u8 = reader.read_be()?;
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let first_bit: bool = (first_byte & 0b1000_0000) == 0;
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Ok(match first_bit {
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// first bit is 0 -> size is encoded in the first byte
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true => first_byte as u32,
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reader.read_exact(std::slice::from_mut(&mut value));
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// first bit is 1 -> size is encoded on N bytes
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// N being encoded by the first byte
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false => match first_byte {
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0 => 0,
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1 => reader.read_be::<u8>()? as u32,
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2 => reader.read_be::<u16>()? as u32,
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3 => read_u24(reader, Endian::Big, ())?,
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4 => reader.read_be::<u32>()?,
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_ => panic!("Length should not be more than 4 bytes"),
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},
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})
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}
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// first bit s 0 <=> value < 128
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match value.cmp(&128) {
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Ordering::Less => {
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Ok(value.into())
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#[binrw::writer(writer)]
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fn write_data_size(memory_size: &u32) -> BinResult<()> {
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match memory_size {
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..=U8_MAX => writer.write_be(&(*memory_size as u8)),
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// Since size is not encodable on a single byte
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// We write the length encoding the size first, marking it with a flipped first bit
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// Then write the size on the following bytes
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..=U16_MAX => {
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let size_encoding_length = 2u8 | 0b1000_0000;
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writer.write_be(&size_encoding_length)?;
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writer.write_be(&(*memory_size as u16))
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}
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Ordering::Equal | Ordering::Greater => {
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let zone_size_encoding_byte_count = value - 128;
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let mut buf: Vec<u8> = vec![0; zone_size_encoding_byte_count.into()];
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reader.read_exact(&mut buf);
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let mut result = 0u32;
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for (i, &byte) in buf.iter().enumerate() {
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result += (byte as u32) << (8 * i);
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}
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Ok(result)
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..=U24_MAX => {
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let size_encoding_length = 3u8 | 0b1000_0000;
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writer.write_be(&size_encoding_length)?;
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write_u24(memory_size, writer, Endian::Big, ())
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}
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_ => {
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let size_encoding_length = 4u8 | 0b1000_0000;
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writer.write_be(&size_encoding_length)?;
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writer.write_be(memory_size)
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}
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}
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}
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#[derive(BinRead)]
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struct MemoryZone {
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#[br(parse_with = parse_memory_zone_size)]
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// To parse the data
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// allocate the multiple buffers
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// chain them to make a single buffer
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// use the parse_data_size function to get a size
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// use take method to limit number of bytes read
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// use binread implementaiton on each struct/enum de structure it
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// do this recursively until there is no more data
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// Memory has three embricked concepts:
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// Memory Zone(s) -Contains-> DataBlock(s) -Contains-> DataField(s)
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// DataBlocks (and DataFields) can be cut off by the end of a memory zone
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// the data continues on the following memory zone
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//
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// will probably not be used
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#[binread]
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pub struct DataBlock{//<T: From<Vec<u8>>> {
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data_struct_id: u16,
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#[br(temp, parse_with = parse_data_size)]
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memory_size: u32,
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// spec indicates the DataBlock can be very large (up to 4GB)
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// in this case, we can use memmap2 to use the disk to store the data
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//pub data: Vec<DataField<T>>,
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}
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enum TypeIdentificationStructure {
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NumeroAdeliCabinet,
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NumeroFINESS,
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NumeroSIREN,
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NumeroSIRET,
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NumeroRPPSCabinet,
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#[binread]
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pub struct DataField<T>
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where
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for<'a> T: BinRead<Args<'a>= ()>,
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{
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#[br(parse_with = parse_data_size)]
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memory_size: u32,
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// using data -> not using the parser fw well, I think we can directly parse to the
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// corresponding enum
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//
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// spec indicates the DataBlock can be very large (up to 4GB)
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// in this case, we can use memmap2 to use the disk to store the data
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#[br(count = memory_size)]
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#[br(try_map = |data: Vec<u8>| T::read_be(&mut Cursor::new(data)))]
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pub value: T,
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}
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pub enum TypeDIdentificationNationale {
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NumeroAdeli,
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NumeroAdeliCabinetNumeroEmploye,
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NumeroDRASS,
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NumeroFINESSNumeroEmploye,
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NumeroSIRENNumeroEmploye,
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NumeroSIRETNumeroEmploye,
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NumeroRPPSCabinetNumeroEmploye,
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NumeroRPPS,
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/// N° Etudiant Médecin type ADELI sur 9 caractères (information transmise par l’ANS)
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NumeroEtudiantMedecin,
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}
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pub(crate) enum TypeCartePS {
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/// Carte de Professionnel de Santé (CPS)
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CarteDeProfessionnelSante,
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/// Carte de Professionnel de Santé en Formation (CPF)
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CarteDeProfessionnelSanteEnFormation,
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/// Carte de Personnel d'Établissement de Santé (CDE/CPE)
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CarteDePersonnelEtablissementSante,
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/// Carte de Personnel Autorisé (CDA/CPA)
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CarteDePersonnelAutorise,
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/// Carte de Personne Morale
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CarteDePersonneMorale,
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}
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//// Memory allocation functions
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//trait DataMaxSize {
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// fn max_size(&self) -> usize;
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//}
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//
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//pub struct Real;
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//pub struct Test;
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//pub struct Demo;
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//
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//// Trait for categories
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//pub trait Category: 'static {
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// const NAME: &'static str;
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//}
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//
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//impl Category for Real {
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// const NAME: &'static str = "Real";
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//}
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//impl Category for Test {
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// const NAME: &'static str = "Test";
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//}
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//impl Category for Demo {
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// const NAME: &'static str = "Demo";
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//}
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//
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//// Enum for runtime category representation
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//pub enum CategoryType {
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// Real(Real),
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// Test(Test),
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// Demo(Demo),
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//}
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//
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//// Card type with generic category
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//#[derive(Debug)]
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//pub enum CartePS<C: CategoryType> {
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// CPS {
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// reader_port: u32,
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// _category: std::marker::PhantomData<C >,
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// },
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// CPF {
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// some_cpf_data: String,
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// _category: std::marker::PhantomData<C>,
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// },
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// CPE {
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// some_cpe_data: bool,
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// _category: std::marker::PhantomData<C>,
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// },
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//}
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//
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//// Function that only accepts Real CPS cards
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//fn process_real_cps_card(card: CartePS<>) {
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// if let CartePS::CPS { reader_port, .. } = card {
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// println!(
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// "Processing a real CPS card with reader port: {}",
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// reader_port
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// );
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// }
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//}
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//fn main() {
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// let cps = CartePS::<Real>::CPS {
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// reader_port: 1,
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// _category: std::marker::PhantomData,
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// };
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// process_real_cps_card(cps);
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//}
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//// need to see how to interface enums with binrw
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//enum IdentificationStructure {
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// NumeroAdeliCabinet,
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// NumeroFINESS,
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// NumeroSIREN,
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// NumeroSIRET,
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// NumeroRPPSCabinet,
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//}
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//
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//pub enum TypeDIdentificationNationale {
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// NumeroAdeli,
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// NumeroAdeliCabinetNumeroEmploye,
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// NumeroDRASS,
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// NumeroFINESSNumeroEmploye,
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// NumeroSIRENNumeroEmploye,
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// NumeroSIRETNumeroEmploye,
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// NumeroRPPSCabinetNumeroEmploye,
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// NumeroRPPS,
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// /// N° Etudiant Médecin type ADELI sur 9 caractères (information transmise par l’ANS)
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// NumeroEtudiantMedecin,
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//}
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//
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////#[derive(BinRead)]
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////#[br(repr = [char;2], map = |[u8;2]| )]
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//pub(crate) enum TypeCartePS {
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// /// Carte de Professionnel de Santé (CPS)
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// // CarteDeProfessionnelSante = ('0', '0'),
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// /// Carte de Professionnel de Santé en Formation (CPF)
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// // CarteDeProfessionnelSanteEnFormation = ('0', '1'),
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// /// Carte de Personnel d'Établissement de Santé (CDE/CPE)
|
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// CarteDePersonnelEtablissementSante,
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// /// Carte de Personnel Autorisé (CDA/CPA)
|
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// CarteDePersonnelAutorise,
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// /// Carte de Personne Morale
|
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// CarteDePersonneMorale,
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//}
|
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//
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//impl DataMaxSize for TypeCartePS {
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// fn max_size(&self) -> usize {
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// 2
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// }
|
||||
//}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user