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use prelude::v1::*;
use shim::*;
use base::*;
#[derive(Debug, Copy, Clone)]
pub struct TypeSizeError {
id: usize,
c_size: usize,
rust_size: usize
}
pub fn shim_sanity_check() -> Result<(), TypeSizeError> {
let checks = [(0, mem::size_of::<FreeRtosVoidPtr>()),
(1, mem::size_of::<FreeRtosCharPtr>()),
(2, mem::size_of::<FreeRtosChar>()),
(10, mem::size_of::<FreeRtosBaseType>()),
(11, mem::size_of::<FreeRtosUBaseType>()),
(12, mem::size_of::<FreeRtosTickType>()),
(20, mem::size_of::<FreeRtosTaskHandle>()),
(21, mem::size_of::<FreeRtosQueueHandle>()),
(22, mem::size_of::<FreeRtosSemaphoreHandle>()),
(23, mem::size_of::<FreeRtosTaskFunction>()),
(24, mem::size_of::<FreeRtosTimerHandle>()),
(25, mem::size_of::<FreeRtosTimerCallback>()),
(30, mem::size_of::<FreeRtosTaskStatusFfi>()),
(31, mem::size_of::<FreeRtosTaskState>()),
(32, mem::size_of::<FreeRtosUnsignedLong>()),
(33, mem::size_of::<FreeRtosUnsignedShort>())
];
for check in &checks {
let c_size = unsafe { freertos_rs_sizeof(check.0) };
if c_size != check.1 as u8 {
return Err(TypeSizeError {
id: check.0 as usize,
c_size: c_size as usize,
rust_size: check.1
});
}
}
Ok(())
}
pub unsafe fn str_from_c_string(str: *const u8) -> Result<String, FreeRtosError> {
let mut buf = Vec::new();
let mut p = str;
loop {
if *p == 0 {
break;
}
buf.push(*p);
p = p.offset(1);
}
match String::from_utf8(buf) {
Ok(s) => Ok(s),
Err(_) => Err(FreeRtosError::StringConversionError),
}
}