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-rw-r--r--Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c34
-rw-r--r--Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf18
2 files changed, 52 insertions, 0 deletions
diff --git a/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c b/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c
new file mode 100644
index 0000000..59c89a9
--- /dev/null
+++ b/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.c
@@ -0,0 +1,34 @@
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+
+EFI_STATUS
+EFIAPI
+UefiMain (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ UINTN Index;
+ EFI_INPUT_KEY Key;
+
+ Print(L"Try to guess the secret symbol!\n");
+ Print(L"To quit press 'q'\n");
+
+ while(TRUE) {
+ gBS->WaitForEvent(1, &(gST->ConIn->WaitForKey), &Index);
+ gST->ConIn->ReadKeyStroke(gST->ConIn, &Key);
+ Print(L"ScanCode = %04x, UnicodeChar = %04x (%c)\n", Key.ScanCode, Key.UnicodeChar, Key.UnicodeChar);
+
+ if (Key.UnicodeChar == 'k') {
+ Print(L"Correct!\n");
+ break;
+ } else if (Key.UnicodeChar == 'q') {
+ Print(L"Bye!\n");
+ break;
+ } else {
+ Print(L"Wrong!\n");
+ }
+ }
+ gST->ConIn->Reset(gST->ConIn, FALSE);
+ return EFI_SUCCESS;
+}
diff --git a/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf b/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf
new file mode 100644
index 0000000..700b779
--- /dev/null
+++ b/Lessons/Lesson_21/UefiLessonsPkg/InteractiveApp/InteractiveApp.inf
@@ -0,0 +1,18 @@
+[Defines]
+ INF_VERSION = 1.25
+ BASE_NAME = InteractiveApp
+ FILE_GUID = 1539451b-f300-41fa-a565-dde69c1bed66
+ MODULE_TYPE = UEFI_APPLICATION
+ VERSION_STRING = 1.0
+ ENTRY_POINT = UefiMain
+
+[Sources]
+ InteractiveApp.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+[LibraryClasses]
+ UefiApplicationEntryPoint
+ UefiLib
+