microsoft/wil

Features

• Windows API Wrappers - Provides a comprehensive set of modern C++ wrappers that simplify interaction with the Windows API.
• RAII Patterns - Provides extensive RAII-based resource management wrappers for Windows handles and pointers.
• RAII Registry Key Management - Opens or creates registry keys using pointers that automatically close the resource when leaving scope.
• System Error Translation - Automates the conversion between system error codes and C++ exceptions for streamlined error propagation.
• Windows Registry Interfaces - Offers a type-safe abstraction for reading, writing, and monitoring the Windows system registry.
• Windows Resource Management - Provides smart pointers and wrappers for managing Windows handles, registry keys, and opaque system resources.
• System Error Translation - Automates the conversion between Windows system error codes and C++ exceptions for streamlined error handling.
• Error Code to Exception Mapping - Transforms system error codes into thrown exceptions to streamline error propagation.
• Exception to Error Code Translation - Intercepts exceptions at boundaries and translates them into error codes for compatibility with non-exception APIs.
• Resource Management Patterns - Implements RAII patterns to ensure system resources and handles are automatically released.
• Windows Error Handling Frameworks - Provides a toolkit for converting between system error codes and C++ exceptions with integrated diagnostics.
• Registry Value Writing - Implements type-safe writing and updating of various data types within the Windows registry.
• Network Hostname Resolvers - Translates hostnames into network addresses and manages the lifecycle of the resulting address lists.
• Address Encapsulation - Provides wrappers for network address structures that automate byte-order conversions and support equality comparisons.
• Windows Networking Utilities - Automates socket initialization and memory management for network address structures on Windows.
• Dynamic Buffer Allocation Patterns - Automates the retry logic for buffer allocations when retrieving variable-length strings from system functions.
• Dynamic Buffer Resizing - Implements automatic buffer expansion logic when system calls indicate the provided memory size was insufficient.
• Execution Failure Diagnostics - Provides a structured exception handling guard that terminates the process at the exact point of failure for easier debugging.
• Canonical Path Resolution - Retrieves full absolute file system paths for the current process, loaded modules, or external processes.
• Secure Memory Allocators - Provides various memory allocation patterns, including secure variants that zero memory before release.
• System Function Type Bridges - Casts return values from dynamic library lookups to specific function prototypes to ensure type-safe execution.
• Nested Resource Cleanup - Automatically cleans up internal members when a parent structure is destroyed using RAII wrappers.
• Opaque Handle Management - Wraps raw handles and opaque resource types in smart pointers for automatic resource cleanup.
• Registry Change Monitoring - Allows applications to monitor specific Windows registry keys and execute callback functions upon modification.
• Registry Content Enumeration - Provides capabilities to iterate through sub-keys or values within a registry key to inspect names and types.
• Registry Metadata Inspection - Retrieves the last modified timestamp and child counts for specific Windows registry keys.
• COM Interface Management - Ensures specific methods are called on system COM interfaces when wrapper objects leave scope.
• Registry Querying - Provides a type-safe interface for querying and retrieving strings and integers from the Windows registry.
• Windows Socket Wrappers - Simplifies Windows socket programming with managed wrappers for initialization and hostname resolution.
• Reference Counting - Creates reference-counted versions of unique resource wrappers to facilitate shared ownership.
• C Output Parameters - Provides helpers that allow C++ smart pointers to be passed to Windows APIs requiring raw output pointers.
• Opaque Resource Wrappers - Uses generic templates to provide type-safe wrappers around opaque Windows system resources and C structures.
• Interface Lifetime Binding - Binds resource token lifetimes to specific interfaces to ensure correct sequential resource release.
• Scope-Exit Tasks - Runs custom functions automatically when an object leaves its current scope regardless of the exit reason.
• Allocation Validation - Verifies that pointers are not null after allocation and automatically triggers out-of-memory exceptions.
• Reference-Counted Resource Coordination - Implements shared ownership of unique resource wrappers via reference counting to allow multi-component handle sharing.
• Resource Ownership Transfer - Provides a method to transfer ownership of a managed resource from a smart pointer to an optional output parameter.
• Runtime Invariant Verifications - Implements mechanisms to trigger immediate process termination when critical program state invariants are violated.
• Structured Exception Guards - Wraps execution blocks to translate system or hardware exceptions into diagnosable failure reports.
• API Initialization Management - Manages the initialization and automatic cleanup of the Windows Sockets API using scoped session objects.
• Standard Library Extensions - Windows implementation library for type-safe interfaces.

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