Module hard::mem

Low level memory-management utilities.

You probably don’t want to use these directly, the rest of this crate provides much safer abstractions for interacting with memory.

Functions

free^⚠

Free the memory pointed to by ptr, previously allocated using malloc from this module.

malloc^⚠

Allocate sufficient hardened memory to store a value of type T, returning a pointer to the start of the allocated memory.

memcmp^⚠

Compare two regions of memory for equality in constant-time.

memzero^⚠

Zero the memory region pointed to by ptr.

mprotect_noaccess^⚠

Sets a region of memory allocated with libsodium to be inaccessible.

mprotect_readonly^⚠

Sets a region of memory allocated with libsodium to be readable, but not mutable.

mprotect_readwrite^⚠

Sets a region of memory allocated with libsodium to be readable and writeable.