Tahinli/rust-tcp-file-transfer
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bufreader_cause_problem_i_think

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This commit is contained in:
Ahmet Kaan GÜMÜŞ 2023-10-12 13:52:08 +03:00
parent 2a13e072b2
commit 3c011983a3
1 changed files with 53 additions and 29 deletions
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84
src/main.rs
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@ -5,7 +5,7 @@ use std::io::{Read, Write, self, BufWriter, BufReader, BufRead};
use std::env::{self};
const BUFFER_SIZE:usize = 1024;
const BUFFER_SIZE:usize = 512;
struct FileInfo
{
@ -141,41 +141,65 @@ impl FileInfo
iteration -= 1;
let mut buffer = [0u8;BUFFER_SIZE];
let mut file_reader = BufReader::new(self.file.as_ref().unwrap());
match file_reader.read(&mut buffer)
if iteration != 0
{
Ok(read_size) =>
match file_reader.read_exact(&mut buffer)
{
self.size_current += read_size;
//println!("{} | {} | {:#?}", iteration,buffer.len(), buffer);
match stream_writer.write_all(&mut buffer)
Ok(_) =>
{
Ok(_) =>
{
println!("Done: Send Bytes -> {} | Iteration = {}", self.location, iteration);
}
Err(err_val) =>
{
println!("Error: Send Bytes -> {} | Error: {}", self.location, err_val);
return;
}
}
match stream_writer.flush()
{
Ok(_) =>
{
//println!("Done: Flush -> {}", self.location);
}
Err(err_val) =>
{
println!("Error: Flush -> {} | Error: {}", self.location, err_val);
return;
}
}
self.size_current += buffer.len();
println!("Size now = {}", self.size_current);
//println!("{} | {} | {:#?}", iteration,buffer.len(), buffer);
}
Err(err_val) =>
{
println!("Error: File to Byte -> {} | Error: {}", self.location, err_val);
return;
}
}
}
else
{
let mut last_buffer:Vec<u8> = Vec::new();
match file_reader.read_to_end(&mut last_buffer)
{
Ok(read_size) =>
{
self.size_current += read_size;
last_buffer.append(&mut buffer[..(self.metadata.as_ref().unwrap().len()%BUFFER_SIZE as u64) as usize].to_vec());
buffer.copy_from_slice(&last_buffer);
println!("Size now = {}", self.size_current);
//println!("{} | {} | {:#?}", iteration,buffer.len(), buffer);
}
Err(err_val) =>
{
println!("Error: File to Byte Last -> {} | Error: {}", self.location, err_val);
return;
}
}
}
match stream_writer.write_all(&mut buffer)
{
Ok(_) =>
{
println!("Done: Send Bytes -> {} | Iteration = {}", self.location, iteration);
}
Err(err_val) =>
{
println!("Error: File to Byte -> {} | Error: {}", self.location, err_val);
println!("Error: Send Bytes -> {} | Error: {}", self.location, err_val);
return;
}
}
match stream_writer.flush()
{
Ok(_) =>
{
//println!("Done: Flush -> {}", self.location);
}
Err(err_val) =>
{
println!("Error: Flush -> {} | Error: {}", self.location, err_val);
return;
}
}
@ -255,7 +279,7 @@ impl FileInfo
Ok(_) =>
{
self.size_current += buffer.len();
//println!("{} | {:#?}", iteration, buffer);
println!("{} | {:#?}", iteration, buffer);
if iteration != 0
{
match file_writer.write_all(&mut buffer)