Application Context Implementation #4

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kayomn wants to merge 93 commits from event-loop-dev into main
2 changed files with 25 additions and 5 deletions
Showing only changes of commit 3d3d0e488a - Show all commits

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@ -3,7 +3,7 @@ const sys = @import("./sys.zig");
const table = @import("./table.zig");
///
///
/// Thin file-wrapper and in-memory layout cache of an OAR archive file.
///
pub const Archive = struct {
file_access: sys.FileAccess,
@ -17,15 +17,28 @@ pub const Archive = struct {
};
///
///
/// See [std.mem.Allocator.Error].
///
pub const InitError = std.mem.Allocator.Error;
///
/// In-memory archive layout cache.
///
/// As the archive is queried via [find], the cache is lazily assembled with the absolute
/// offsets of each queried file.
///
const IndexCache = table.Hashed([]const u8, u64, table.string_context);
///
/// Deinitializes the index cache of `archive`, freeing all associated memory.
///
/// **Note** that this does nothing to the [FileAccess] value that was provided as part of
/// [init].
///
pub fn deint(archive: *Archive) void {
archive.index_cache.deinit();
}
///
/// Finds an entry matching `entry_path` in `archive`.
///
@ -90,11 +103,17 @@ pub const Archive = struct {
}
///
/// Attempts to initialize a new [Archive] with `cache_allocator` as the allocator for managing
/// the in-memory archive layout caches and `archive_file_access` as the currently open archive
/// file.
///
/// **Note** that `archive_file_access` does nothing to manage the lifetime of the open file.
///
pub fn init(allocator: std.mem.Allocator, archive_file_access: sys.FileAccess) InitError!Archive {
pub fn init(cache_allocator: std.mem.Allocator,
archive_file_access: sys.FileAccess) InitError!Archive {
return Archive{
.index_cache = try IndexCache.init(allocator),
.index_cache = try IndexCache.init(cache_allocator),
.file_access = archive_file_access,
};
}

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@ -102,9 +102,10 @@ pub const AppContext = opaque {
}
}
implementation.data_file_system.archive.instance.deint();
ext.SDL_free(implementation.user_path_prefix);
ext.SDL_DestroyMutex(implementation.message_mutex);
ext.SDL_DestroySemaphore(implementation.message_semaphore);
ext.SDL_free(implementation.user_path_prefix);
}
///