From 32471b265c6fbce6d519f0420a0ffeb608296502 Mon Sep 17 00:00:00 2001 From: Daniel Stone Date: Mon, 22 Jun 2015 17:26:03 +0100 Subject: Add blob property create/destroy ioctl wrappers v2: Use memclear to zero out structure. Signed-off-by: Daniel Stone Reviewed-by: Rob Clark --- xf86drmMode.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'xf86drmMode.c') diff --git a/xf86drmMode.c b/xf86drmMode.c index a75eca33..73c86958 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -1387,3 +1387,37 @@ out: return ret; } + +int +drmModeCreatePropertyBlob(int fd, const void *data, size_t length, uint32_t *id) +{ + struct drm_mode_create_blob create; + int ret; + + if (length >= 0xffffffff) + return -ERANGE; + + memclear(create); + + create.length = length; + create.data = (uintptr_t) data; + create.blob_id = 0; + *id = 0; + + ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_CREATEPROPBLOB, &create); + if (ret != 0) + return ret; + + *id = create.blob_id; + return 0; +} + +int +drmModeDestroyPropertyBlob(int fd, uint32_t id) +{ + struct drm_mode_destroy_blob destroy; + + memclear(destroy); + destroy.blob_id = id; + return DRM_IOCTL(fd, DRM_IOCTL_MODE_DESTROYPROPBLOB, &destroy); +} -- cgit v1.2.3