Hans Leidekker : winscard: Implement SCardCancel().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4295b90ce15560823205e3f4e53e1d83ab4d8536
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4295b90ce15560823205e3f4e53e1d8...

Author: Hans Leidekker 
Date:   Thu Feb 16 11:47:45 2023 +0100

winscard: Implement SCardCancel().

---

dlls/winscard/unixlib.c  |  8 ++++++++
 dlls/winscard/unixlib.h  |  6 ++++++
 dlls/winscard/winscard.c | 17 +++++++++++++----
 3 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/dlls/winscard/unixlib.c b/dlls/winscard/unixlib.c
index 98de78a6d2b..6aca020cd4e 100644
--- a/dlls/winscard/unixlib.c
+++ b/dlls/winscard/unixlib.c
@@ -35,6 +35,7 @@ LONG SCardEstablishContext( UINT64, const void *, const void *, UINT64 * );
 LONG SCardReleaseContext( UINT64 );
 LONG SCardIsValidContext( UINT64 );
 LONG SCardGetStatusChange( UINT64, UINT64, struct reader_state *, UINT64 );
+LONG SCardCancel( UINT64 );

static NTSTATUS scard_establish_context( void *args )
 {
@@ -60,10 +61,17 @@ static NTSTATUS scard_get_status_change( void *args )
     return SCardGetStatusChange( params->handle, params->timeout, params->states, params->count );
 }

+static NTSTATUS scard_cancel( void *args )
+{
+    struct scard_cancel_params *params = args;
+    return SCardCancel( params->handle );
+}
+
 const unixlib_entry_t __wine_unix_call_funcs[] =
 {
     scard_establish_context,
     scard_release_context,
     scard_is_valid_context,
     scard_get_status_change,
+    scard_cancel,
 };
diff --git a/dlls/winscard/unixlib.h b/dlls/winscard/unixlib.h
index 0607596bf2c..c2151a7573e 100644
--- a/dlls/winscard/unixlib.h
+++ b/dlls/winscard/unixlib.h
@@ -54,10 +54,16 @@ struct scard_get_status_change_params
     UINT64 count;
 };

+struct scard_cancel_params
+{
+    UINT64 handle;
+};
+
 enum winscard_funcs
 {
     unix_scard_establish_context,
     unix_scard_release_context,
     unix_scard_is_valid_context,
     unix_scard_get_status_change,
+    unix_scard_cancel,
 };
diff --git a/dlls/winscard/winscard.c b/dlls/winscard/winscard.c
index 3fefff5f755..af822b8aef2 100644
--- a/dlls/winscard/winscard.c
+++ b/dlls/winscard/winscard.c
@@ -201,11 +201,20 @@ LONG WINAPI SCardListReadersW(SCARDCONTEXT context, const WCHAR *groups, WCHAR *
     return SCARD_E_NO_READERS_AVAILABLE;
 }

-LONG WINAPI SCardCancel(SCARDCONTEXT context)
+LONG WINAPI SCardCancel( SCARDCONTEXT context )
 {
-    FIXME("(%Ix) stub\n", context);
-    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
-    return SCARD_F_INTERNAL_ERROR;
+    struct handle *handle = (struct handle *)context;
+    struct scard_cancel_params params;
+    LONG ret;
+
+    TRACE( "%Ix\n", context );
+
+    if (!handle || handle->magic != CONTEXT_MAGIC) return ERROR_INVALID_HANDLE;
+
+    params.handle = handle->unix_handle;
+    ret = UNIX_CALL( scard_cancel, &params );
+    TRACE( "returning %#lx\n", ret );
+    return ret;
 }

static LONG map_states_inA( const SCARD_READERSTATEA *src, struct reader_state *dst, DWORD count )