some minor improvements

crates/main/src/export_allocator.rs

@@ -17,7 +17,6 @@
 use super::log;
 
 use std::alloc::alloc as global_alloc;
-use std::alloc::dealloc as global_dealloc;
 use std::alloc::Layout;
 
 /// Allocates memory area of specified size and returns its address.
@@ -35,19 +34,3 @@ pub unsafe fn allocate(size: usize) -> usize {
 
     global_alloc(layout) as _
 }
-
-/// Deallocates memory area for provided memory pointer and size.
-/// Does nothing if supplied size is too long.
-#[no_mangle]
-pub unsafe fn deallocate(ptr: *mut u8, size: usize) {
-    let layout = match Layout::from_size_align(size, std::mem::align_of::<u8>()) {
-        Ok(layout) => layout,
-        // in this case a err may occur only in a case of too long allocated size,
-        // so just done nothing
-        Err(_) => return,
-    };
-
-    log(format!("sdk.deallocate: {:?} {}\n", ptr, size));
-
-    global_dealloc(ptr, layout);
-}

crates/main/src/lib.rs

@@ -39,7 +39,6 @@ mod result;
 mod sdk_version_embedder;
 
 pub use export_allocator::allocate;
-pub use export_allocator::deallocate;
 
 #[cfg(feature = "logger")]
 pub use logger::WasmLoggerBuilder;

fluence/src/lib.rs

@@ -88,8 +88,8 @@ pub use fluence_sdk_main::WasmLoggerBuilder;
 #[cfg(feature = "logger")]
 pub use fluence_sdk_main::TargetMap;
 
-pub use mounted_binary::Result as MountedBinaryResult;
-pub use mounted_binary::StringResult as MountedBinaryStringResult;
+pub use mounted_binary::MountedBinaryResult;
+pub use mounted_binary::MountedBinaryStringResult;
 pub use mounted_binary::SUCCESS_CODE as BINARY_SUCCESS_CODE;
 
 pub use fluence_sdk_main::module_manifest;

fluence/src/mounted_binary.rs

@@ -24,7 +24,7 @@ pub const SUCCESS_CODE: i32 = 0;
 /// Describes result of calling a CLI service.
 #[fce]
 #[derive(Clone, PartialEq, Default, Eq, Debug, Serialize, Deserialize)]
-pub struct Result {
+pub struct MountedBinaryResult {
     /// Return process exit code or host execution error code, where SUCCESS_CODE means success.
     pub ret_code: i32,
 
@@ -38,10 +38,10 @@ pub struct Result {
     pub stderr: Vec<u8>,
 }
 
-/// The same as the Result, but stdout and stderr are utf8 strings.
+/// The same as the MountedBinaryResult, but stdout and stderr are utf8 strings.
 #[fce]
 #[derive(Clone, PartialEq, Default, Eq, Debug, Serialize, Deserialize)]
-pub struct StringResult {
+pub struct MountedBinaryStringResult {
     /// Return process exit code or host execution error code, where SUCCESS_CODE means success.
     pub ret_code: i32,
 
@@ -55,7 +55,7 @@ pub struct StringResult {
     pub stderr: String,
 }
 
-impl Result {
+impl MountedBinaryResult {
     /// Create a new failure MountedBinaryResult from the provided ret_code.
     pub fn from_error(ret_code: i32, error: impl Into<String>) -> Self {
         Self {
@@ -99,11 +99,11 @@ impl Result {
         }
     }
 
-    pub fn stringify(&self) -> Option<StringResult> {
+    pub fn stringify(&self) -> Option<MountedBinaryStringResult> {
         let stdout = String::from_utf8(self.stdout.clone()).ok()?;
         let stderr = String::from_utf8(self.stderr.clone()).ok()?;
 
-        let string_result = StringResult {
+        let string_result = MountedBinaryStringResult {
             ret_code: self.ret_code,
             error: self.error.clone(),
             stdout,