build.zig.zon

@@ -5,8 +5,8 @@
 
     .dependencies = .{
         .smithy = .{
-            .url = "https://git.lerch.org/lobo/smithy/archive/1e534201c4df5ea4f615faeedc69d414adbec0b1.tar.gz",
-            .hash = "1220af63ae0498010004af79936cedf3fe6702f516daab77ebbd97a274eba1b42aad",
+            .url = "https://git.lerch.org/lobo/smithy/archive/0a54b5a3de67309417cf7c7dce8f8651cb2054f2.tar.gz",
+            .hash = "1220960423173015a19837e676bdb78cfcf2e09965b6b45c6c5514989d86b0c1f8d2",
         },
         .models = .{
             .url = "https://github.com/aws/aws-sdk-go-v2/archive/58cf6509525a12d64fd826da883bfdbacbd2f00e.tar.gz",

src/aws_credentials.zig

@@ -568,10 +568,29 @@ fn getDefaultPath(allocator: std.mem.Allocator, home_dir: ?[]const u8, dir: []co
 fn getHomeDir(allocator: std.mem.Allocator) ![]const u8 {
     switch (builtin.os.tag) {
         .windows => {
-            return std.process.getEnvVarOwned(allocator, "USERPROFILE") catch |err| switch (err) {
-                error.OutOfMemory => |e| return e,
-                else => return error.HomeDirUnavailable,
+            var dir_path_ptr: [*:0]u16 = undefined;
+            // https://docs.microsoft.com/en-us/windows/win32/shell/knownfolderid
+            const FOLDERID_Profile = std.os.windows.GUID.parse("{5E6C858F-0E22-4760-9AFE-EA3317B67173}");
+            switch (std.os.windows.shell32.SHGetKnownFolderPath(
+                &FOLDERID_Profile,
+                std.os.windows.KF_FLAG_CREATE,
+                null,
+                &dir_path_ptr,
+            )) {
+                std.os.windows.S_OK => {
+                    defer std.os.windows.ole32.CoTaskMemFree(@as(*anyopaque, @ptrCast(dir_path_ptr)));
+                    const global_dir = std.unicode.utf16leToUtf8Alloc(allocator, std.mem.sliceTo(dir_path_ptr, 0)) catch |err| switch (err) {
+                        error.UnexpectedSecondSurrogateHalf => return error.HomeDirUnavailable,
+                        error.ExpectedSecondSurrogateHalf => return error.HomeDirUnavailable,
+                        error.DanglingSurrogateHalf => return error.HomeDirUnavailable,
+                        error.OutOfMemory => return error.OutOfMemory,
                     };
+                    return global_dir;
+                    // defer allocator.free(global_dir);
+                },
+                std.os.windows.E_OUTOFMEMORY => return error.OutOfMemory,
+                else => return error.HomeDirUnavailable,
+            }
         },
         .macos, .linux, .freebsd, .netbsd, .dragonfly, .openbsd, .solaris => {
             const home_dir = std.os.getenv("HOME") orelse {