From 2f4a11ddda04604d5d756231d258ef60fa9f7bd8 Mon Sep 17 00:00:00 2001 From: metamuffin Date: Sat, 15 Feb 2025 13:21:25 +0100 Subject: can read objects --- src/helper.rs | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) (limited to 'src/helper.rs') diff --git a/src/helper.rs b/src/helper.rs index cb52b8c..a65d3e8 100644 --- a/src/helper.rs +++ b/src/helper.rs @@ -28,6 +28,12 @@ pub trait ReadExt { fn read_i64_le(&mut self) -> Result; fn read_u128_be(&mut self) -> Result; fn read_cstr(&mut self) -> Result; + fn read_f32(&mut self, e: Endianness) -> Result; + fn read_f32_be(&mut self) -> Result; + fn read_f32_le(&mut self) -> Result; + fn read_f64(&mut self, e: Endianness) -> Result; + fn read_f64_be(&mut self) -> Result; + fn read_f64_le(&mut self) -> Result; } impl ReadExt for T { @@ -132,6 +138,38 @@ impl ReadExt for T { self.read_exact(&mut buf)?; Ok(i64::from_le_bytes(buf)) } + fn read_f32(&mut self, e: Endianness) -> Result { + match e { + Endianness::Big => self.read_f32_be(), + Endianness::Little => self.read_f32_le(), + } + } + fn read_f32_be(&mut self) -> Result { + let mut buf = [0; 4]; + self.read_exact(&mut buf)?; + Ok(f32::from_be_bytes(buf)) + } + fn read_f32_le(&mut self) -> Result { + let mut buf = [0; 4]; + self.read_exact(&mut buf)?; + Ok(f32::from_le_bytes(buf)) + } + fn read_f64(&mut self, e: Endianness) -> Result { + match e { + Endianness::Big => self.read_f64_be(), + Endianness::Little => self.read_f64_le(), + } + } + fn read_f64_be(&mut self) -> Result { + let mut buf = [0; 8]; + self.read_exact(&mut buf)?; + Ok(f64::from_be_bytes(buf)) + } + fn read_f64_le(&mut self) -> Result { + let mut buf = [0; 8]; + self.read_exact(&mut buf)?; + Ok(f64::from_le_bytes(buf)) + } fn read_u128_be(&mut self) -> Result { let mut buf = [0; 16]; self.read_exact(&mut buf)?; -- cgit v1.2.3-70-g09d2