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-rw-r--r--sys/dev/pci/drm/drm_crtc.c48
-rw-r--r--sys/dev/pci/drm/drm_linux.c40
-rw-r--r--sys/dev/pci/drm/drm_linux.h96
-rw-r--r--sys/dev/pci/drm/files.drm3
-rw-r--r--sys/dev/pci/drm/i915/i915_drv.h8
-rw-r--r--sys/dev/pci/drm/i915/i915_gem.c106
-rw-r--r--sys/dev/pci/drm/i915/i915_gem_execbuffer.c14
-rw-r--r--sys/dev/pci/drm/ttm/ttm_bo_vm.c10
8 files changed, 175 insertions, 150 deletions
diff --git a/sys/dev/pci/drm/drm_crtc.c b/sys/dev/pci/drm/drm_crtc.c
index 1cd1734167a..596cc690707 100644
--- a/sys/dev/pci/drm/drm_crtc.c
+++ b/sys/dev/pci/drm/drm_crtc.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: drm_crtc.c,v 1.12 2015/02/12 02:12:02 kettenis Exp $ */
+/* $OpenBSD: drm_crtc.c,v 1.13 2015/04/05 11:53:53 kettenis Exp $ */
/*
* Copyright (c) 2006-2008 Intel Corporation
* Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
@@ -1572,8 +1572,8 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr;
list_for_each_entry(mode, &connector->modes, head) {
drm_crtc_convert_to_umode(&u_mode, mode);
- if (copyout(&u_mode, mode_ptr + copied,
- sizeof(u_mode)) != 0) {
+ if (copy_to_user(mode_ptr + copied,
+ &u_mode, sizeof(u_mode))) {
ret = -EFAULT;
goto out;
}
@@ -1765,9 +1765,9 @@ int drm_mode_getplane(struct drm_device *dev, void *data,
if (plane->format_count &&
(plane_resp->count_format_types >= plane->format_count)) {
format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr;
- if (copyout(format_ptr,
- plane->format_types,
- sizeof(uint32_t) * plane->format_count)) {
+ if (copy_to_user(format_ptr,
+ plane->format_types,
+ sizeof(uint32_t) * plane->format_count)) {
ret = -EFAULT;
goto out;
}
@@ -2575,9 +2575,8 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
goto out_err1;
}
- ret = copyin(clips_ptr, clips,
- num_clips * sizeof(*clips));
-
+ ret = copy_from_user(clips, clips_ptr,
+ num_clips * sizeof(*clips));
if (ret) {
ret = -EFAULT;
goto out_err2;
@@ -3080,7 +3079,7 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
if ((out_resp->count_values >= value_count) && value_count) {
values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr;
for (i = 0; i < value_count; i++) {
- if (copyout(&property->values[i], values_ptr + i, sizeof(uint64_t)) != 0) {
+ if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) {
ret = -EFAULT;
goto done;
}
@@ -3094,16 +3093,13 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr;
list_for_each_entry(prop_enum, &property->enum_blob_list, head) {
- if (copyout(&prop_enum->value,
- &enum_ptr[copied].value,
- sizeof(uint64_t)) != 0) {
+ if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) {
ret = -EFAULT;
goto done;
}
- if (copyout(&prop_enum->name,
- &enum_ptr[copied].name,
- DRM_PROP_NAME_LEN) != 0) {
+ if (copy_to_user(&enum_ptr[copied].name,
+ &prop_enum->name, DRM_PROP_NAME_LEN)) {
ret = -EFAULT;
goto done;
}
@@ -3201,7 +3197,7 @@ int drm_mode_getblob_ioctl(struct drm_device *dev,
if (out_resp->length == blob->length) {
blob_ptr = (void __user *)(unsigned long)out_resp->data;
- if (copyout(blob->data, blob_ptr, blob->length) != 0) {
+ if (copy_to_user(blob_ptr, blob->data, blob->length)){
ret = -EFAULT;
goto done;
}
@@ -3528,22 +3524,19 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
size = crtc_lut->gamma_size * (sizeof(uint16_t));
r_base = crtc->gamma_store;
- if (copyin((void __user *)(unsigned long)crtc_lut->red,
- r_base, size) != 0) {
+ if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) {
ret = -EFAULT;
goto out;
}
g_base = r_base + size;
- if (copyin((void __user *)(unsigned long)crtc_lut->green,
- g_base, size) != 0) {
+ if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) {
ret = -EFAULT;
goto out;
}
b_base = g_base + size;
- if (copyin((void __user *)(unsigned long)crtc_lut->blue,
- b_base, size) != 0) {
+ if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) {
ret = -EFAULT;
goto out;
}
@@ -3585,22 +3578,19 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev,
size = crtc_lut->gamma_size * (sizeof(uint16_t));
r_base = crtc->gamma_store;
- if (copyout(r_base,
- (void __user *)(unsigned long)crtc_lut->red, size) != 0) {
+ if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) {
ret = -EFAULT;
goto out;
}
g_base = r_base + size;
- if (copyout(g_base,
- (void __user *)(unsigned long)crtc_lut->green, size) != 0) {
+ if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) {
ret = -EFAULT;
goto out;
}
b_base = g_base + size;
- if (copyout(b_base,
- (void __user *)(unsigned long)crtc_lut->blue, size) != 0) {
+ if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) {
ret = -EFAULT;
goto out;
}
diff --git a/sys/dev/pci/drm/drm_linux.c b/sys/dev/pci/drm/drm_linux.c
new file mode 100644
index 00000000000..b269bc718b0
--- /dev/null
+++ b/sys/dev/pci/drm/drm_linux.c
@@ -0,0 +1,40 @@
+/* $OpenBSD: drm_linux.c,v 1.1 2015/04/05 11:53:53 kettenis Exp $ */
+/*
+ * Copyright (c) 2013 Jonathan Gray <jsg@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <dev/pci/drm/drmP.h>
+
+struct timespec
+ns_to_timespec(const int64_t nsec)
+{
+ struct timespec ts;
+ int32_t rem;
+
+ if (nsec == 0) {
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ return (ts);
+ }
+
+ ts.tv_sec = nsec / NSEC_PER_SEC;
+ rem = nsec % NSEC_PER_SEC;
+ if (rem < 0) {
+ ts.tv_sec--;
+ rem += NSEC_PER_SEC;
+ }
+ ts.tv_nsec = rem;
+ return (ts);
+}
diff --git a/sys/dev/pci/drm/drm_linux.h b/sys/dev/pci/drm/drm_linux.h
index 997ff55ba7c..c1c30c027b2 100644
--- a/sys/dev/pci/drm/drm_linux.h
+++ b/sys/dev/pci/drm/drm_linux.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: drm_linux.h,v 1.8 2015/04/03 13:10:59 jsg Exp $ */
+/* $OpenBSD: drm_linux.h,v 1.9 2015/04/05 11:53:53 kettenis Exp $ */
/*
* Copyright (c) 2013, 2014 Mark Kettenis
*
@@ -109,6 +109,66 @@ spin_unlock_irqrestore(struct mutex *mtxp, __unused unsigned long flags)
#define write_lock(rwl) rw_enter_write(rwl)
#define write_unlock(rwl) rw_exit_write(rwl)
+
+#define NSEC_PER_SEC 1000000000L
+
+extern struct timespec ns_to_timespec(const int64_t);
+
+static inline int64_t
+timespec_to_ns(const struct timespec *ts)
+{
+ return ((ts->tv_sec * NSEC_PER_SEC) + ts->tv_nsec);
+}
+
+static inline int
+timespec_to_jiffies(const struct timespec *ts)
+{
+ long long to_ticks;
+
+ to_ticks = (long long)hz * ts->tv_sec + ts->tv_nsec / (tick * 1000);
+ if (to_ticks > INT_MAX)
+ to_ticks = INT_MAX;
+
+ return ((int)to_ticks);
+}
+
+static inline int
+timespec_valid(const struct timespec *ts)
+{
+ if (ts->tv_sec < 0 || ts->tv_sec > 100000000 ||
+ ts->tv_nsec < 0 || ts->tv_nsec >= 1000000000)
+ return (0);
+ return (1);
+}
+
+static inline unsigned long
+__copy_to_user(void *to, const void *from, unsigned len)
+{
+ if (copyout(from, to, len))
+ return len;
+ return 0;
+}
+
+static inline unsigned long
+copy_to_user(void *to, const void *from, unsigned len)
+{
+ return __copy_to_user(to, from, len);
+}
+
+static inline unsigned long
+__copy_from_user(void *to, const void *from, unsigned len)
+{
+ if (copyin(from, to, len))
+ return len;
+ return 0;
+}
+
+static inline unsigned long
+copy_from_user(void *to, const void *from, unsigned len)
+{
+ return __copy_from_user(to, from, len);
+}
+
#if defined(__i386__) || defined(__amd64__)
static inline void
@@ -156,4 +216,38 @@ kunmap_atomic(void *addr)
#endif
}
+static inline unsigned long
+__copy_to_user_inatomic(void *to, const void *from, unsigned len)
+{
+ struct cpu_info *ci = curcpu();
+ int inatomic = ci->ci_inatomic;
+ int error;
+
+ ci->ci_inatomic = 1;
+ error = copyout(from, to, len);
+ ci->ci_inatomic = inatomic;
+
+ return (error ? len : 0);
+}
+
+static inline unsigned long
+__copy_from_user_inatomic(void *to, const void *from, unsigned len)
+{
+ struct cpu_info *ci = curcpu();
+ int inatomic = ci->ci_inatomic;
+ int error;
+
+ ci->ci_inatomic = 1;
+ error = copyin(from, to, len);
+ ci->ci_inatomic = inatomic;
+
+ return (error ? len : 0);
+}
+
+static inline unsigned long
+__copy_from_user_inatomic_nocache(void *to, const void *from, unsigned len)
+{
+ return __copy_from_user_inatomic(to, from, len);
+}
+
#endif
diff --git a/sys/dev/pci/drm/files.drm b/sys/dev/pci/drm/files.drm
index 0ab4d55a2c8..3d9c3c02d79 100644
--- a/sys/dev/pci/drm/files.drm
+++ b/sys/dev/pci/drm/files.drm
@@ -1,5 +1,5 @@
# $NetBSD: files.drm,v 1.2 2007/03/28 11:29:37 jmcneill Exp $
-# $OpenBSD: files.drm,v 1.31 2014/03/09 07:42:29 jsg Exp $
+# $OpenBSD: files.drm,v 1.32 2015/04/05 11:53:53 kettenis Exp $
# direct rendering modules
define drmbase {[console = -1]}
@@ -18,6 +18,7 @@ file dev/pci/drm/drm_crtc_helper.c drm
file dev/pci/drm/drm_edid.c drm
file dev/pci/drm/drm_dp_helper.c drm
file dev/pci/drm/drm_fb_helper.c drm
+file dev/pci/drm/drm_linux.c drm
define ttm
file dev/pci/drm/ttm/ttm_agp_backend.c ttm & agp
diff --git a/sys/dev/pci/drm/i915/i915_drv.h b/sys/dev/pci/drm/i915/i915_drv.h
index a40b14cf4fd..b9f3fb4b04b 100644
--- a/sys/dev/pci/drm/i915/i915_drv.h
+++ b/sys/dev/pci/drm/i915/i915_drv.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: i915_drv.h,v 1.57 2015/04/03 13:10:59 jsg Exp $ */
+/* $OpenBSD: i915_drv.h,v 1.58 2015/04/05 11:53:53 kettenis Exp $ */
/* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
*/
/*
@@ -1591,12 +1591,6 @@ i915_gem_object_unpin_fence(struct drm_i915_gem_object *obj)
}
}
-static inline int
-i915_gem_object_is_purgeable(struct drm_i915_gem_object *obj)
-{
- return obj->madv == I915_MADV_DONTNEED;
-}
-
void i915_gem_retire_requests(struct drm_device *dev);
void i915_gem_retire_requests_ring(struct intel_ring_buffer *ring);
int __must_check i915_gem_check_wedge(struct drm_i915_private *dev_priv,
diff --git a/sys/dev/pci/drm/i915/i915_gem.c b/sys/dev/pci/drm/i915/i915_gem.c
index 014d4b3a6a7..617820915fe 100644
--- a/sys/dev/pci/drm/i915/i915_gem.c
+++ b/sys/dev/pci/drm/i915/i915_gem.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: i915_gem.c,v 1.85 2015/02/12 08:48:32 jsg Exp $ */
+/* $OpenBSD: i915_gem.c,v 1.86 2015/04/05 11:53:53 kettenis Exp $ */
/*
* Copyright (c) 2008-2009 Owain G. Ainsworth <oga@openbsd.org>
*
@@ -79,11 +79,6 @@ static void i915_gem_shrink_all(struct drm_i915_private *dev_priv);
#endif
static void i915_gem_object_truncate(struct drm_i915_gem_object *obj);
-static inline int timespec_to_jiffies(const struct timespec *);
-static inline int timespec_valid(const struct timespec *);
-static struct timespec ns_to_timespec(const int64_t);
-static inline int64_t timespec_to_ns(const struct timespec *);
-
extern int ticks;
static inline void i915_gem_object_fence_lost(struct drm_i915_gem_object *obj)
@@ -332,27 +327,6 @@ drm_clflush_virt_range(void *addr, size_t len)
pmap_flush_cache((vaddr_t)addr, len);
}
-static inline unsigned long
-__copy_to_user(void *to, const void *from, unsigned len)
-{
- if (copyout(from, to, len))
- return len;
- return 0;
-}
-
-static inline unsigned long
-__copy_to_user_inatomic(void *to, const void *from, unsigned len)
-{
- struct cpu_info *ci = curcpu();
- int error;
-
- ci->ci_inatomic = 1;
- error = copyout(from, to, len);
- ci->ci_inatomic = 0;
-
- return (error ? len : 0);
-}
-
static inline int
__copy_to_user_swizzled(char __user *cpu_vaddr,
const char *gpu_vaddr, int gpu_offset,
@@ -379,27 +353,6 @@ __copy_to_user_swizzled(char __user *cpu_vaddr,
return 0;
}
-static inline unsigned long
-__copy_from_user(void *to, const void *from, unsigned len)
-{
- if (copyin(from, to, len))
- return len;
- return 0;
-}
-
-static inline unsigned long
-__copy_from_user_inatomic_nocache(void *to, const void *from, unsigned len)
-{
- struct cpu_info *ci = curcpu();
- int error;
-
- ci->ci_inatomic = 1;
- error = copyin(from, to, len);
- ci->ci_inatomic = 0;
-
- return (error ? len : 0);
-}
-
static inline int
__copy_from_user_swizzled(char *gpu_vaddr, int gpu_offset,
const char __user *cpu_vaddr,
@@ -1832,7 +1785,11 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj)
obj->madv = __I915_MADV_PURGED;
}
-// i915_gem_object_is_purgeable
+static inline int
+i915_gem_object_is_purgeable(struct drm_i915_gem_object *obj)
+{
+ return obj->madv == I915_MADV_DONTNEED;
+}
static void
i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj)
@@ -4649,54 +4606,3 @@ i915_gem_inactive_shrink(struct shrinker *shrinker, struct shrink_control *sc)
return cnt;
}
#endif /* notyet */
-
-#define NSEC_PER_SEC 1000000000L
-
-static inline int64_t
-timespec_to_ns(const struct timespec *ts)
-{
- return ((ts->tv_sec * NSEC_PER_SEC) + ts->tv_nsec);
-}
-
-static inline int
-timespec_to_jiffies(const struct timespec *ts)
-{
- long long to_ticks;
-
- to_ticks = (long long)hz * ts->tv_sec + ts->tv_nsec / (tick * 1000);
- if (to_ticks > INT_MAX)
- to_ticks = INT_MAX;
-
- return ((int)to_ticks);
-}
-
-static struct timespec
-ns_to_timespec(const int64_t nsec)
-{
- struct timespec ts;
- int32_t rem;
-
- if (nsec == 0) {
- ts.tv_sec = 0;
- ts.tv_nsec = 0;
- return (ts);
- }
-
- ts.tv_sec = nsec / NSEC_PER_SEC;
- rem = nsec % NSEC_PER_SEC;
- if (rem < 0) {
- ts.tv_sec--;
- rem += NSEC_PER_SEC;
- }
- ts.tv_nsec = rem;
- return (ts);
-}
-
-static inline int
-timespec_valid(const struct timespec *ts)
-{
- if (ts->tv_sec < 0 || ts->tv_sec > 100000000 ||
- ts->tv_nsec < 0 || ts->tv_nsec >= 1000000000)
- return (0);
- return (1);
-}
diff --git a/sys/dev/pci/drm/i915/i915_gem_execbuffer.c b/sys/dev/pci/drm/i915/i915_gem_execbuffer.c
index 36eb6051a3f..0b4f56765ed 100644
--- a/sys/dev/pci/drm/i915/i915_gem_execbuffer.c
+++ b/sys/dev/pci/drm/i915/i915_gem_execbuffer.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: i915_gem_execbuffer.c,v 1.35 2015/02/12 08:48:32 jsg Exp $ */
+/* $OpenBSD: i915_gem_execbuffer.c,v 1.36 2015/04/05 11:53:53 kettenis Exp $ */
/*
* Copyright (c) 2008-2009 Owain G. Ainsworth <oga@openbsd.org>
*
@@ -265,7 +265,7 @@ i915_gem_execbuffer_relocate_object(struct drm_i915_gem_object *obj,
count = ARRAY_SIZE(stack_reloc);
remain -= count;
- if (DRM_COPY_FROM_USER(r, user_relocs, count*sizeof(r[0])))
+ if (__copy_from_user_inatomic(r, user_relocs, count*sizeof(r[0])))
return -EFAULT;
do {
@@ -276,7 +276,7 @@ i915_gem_execbuffer_relocate_object(struct drm_i915_gem_object *obj,
return ret;
if (r->presumed_offset != offset &&
- DRM_COPY_TO_USER(&user_relocs->presumed_offset,
+ __copy_to_user_inatomic(&user_relocs->presumed_offset,
&r->presumed_offset,
sizeof(r->presumed_offset))) {
return -EFAULT;
@@ -560,7 +560,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
user_relocs = (void __user *)(uintptr_t)exec[i].relocs_ptr;
- if (DRM_COPY_FROM_USER(reloc+total, user_relocs,
+ if (copy_from_user(reloc+total, user_relocs,
exec[i].relocation_count * sizeof(*reloc))) {
ret = -EFAULT;
mutex_lock(&dev->struct_mutex);
@@ -577,7 +577,7 @@ i915_gem_execbuffer_relocate_slow(struct drm_device *dev,
* relocations were valid.
*/
for (j = 0; j < exec[i].relocation_count; j++) {
- if (DRM_COPY_TO_USER(&user_relocs[j].presumed_offset,
+ if (copy_to_user(&user_relocs[j].presumed_offset,
&invalid_offset,
sizeof(invalid_offset))) {
ret = -EFAULT;
@@ -1230,7 +1230,7 @@ i915_gem_execbuffer2(struct drm_device *dev, void *data,
args->buffer_count);
return -ENOMEM;
}
- ret = DRM_COPY_FROM_USER(exec2_list,
+ ret = copy_from_user(exec2_list,
(struct drm_i915_relocation_entry __user *)
(uintptr_t) args->buffers_ptr,
sizeof(*exec2_list) * args->buffer_count);
@@ -1244,7 +1244,7 @@ i915_gem_execbuffer2(struct drm_device *dev, void *data,
ret = i915_gem_do_execbuffer(dev, data, file, args, exec2_list);
if (!ret) {
/* Copy the new buffer offsets back to the user's exec list. */
- ret = DRM_COPY_TO_USER((void __user *)(uintptr_t)args->buffers_ptr,
+ ret = copy_to_user((void __user *)(uintptr_t)args->buffers_ptr,
exec2_list,
sizeof(*exec2_list) * args->buffer_count);
if (ret) {
diff --git a/sys/dev/pci/drm/ttm/ttm_bo_vm.c b/sys/dev/pci/drm/ttm/ttm_bo_vm.c
index b918a0381d3..eda0bbcd567 100644
--- a/sys/dev/pci/drm/ttm/ttm_bo_vm.c
+++ b/sys/dev/pci/drm/ttm/ttm_bo_vm.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ttm_bo_vm.c,v 1.6 2015/04/03 12:22:55 jsg Exp $ */
+/* $OpenBSD: ttm_bo_vm.c,v 1.7 2015/04/05 11:53:53 kettenis Exp $ */
/**************************************************************************
*
* Copyright (c) 2006-2009 VMware, Inc., Palo Alto, CA., USA
@@ -434,9 +434,9 @@ ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,
virtual += page_offset;
if (write)
- ret = copyin(wbuf, virtual, io_size);
+ ret = copy_from_user(virtual, wbuf, io_size);
else
- ret = copyout(virtual, rbuf, io_size);
+ ret = copy_to_user(rbuf, virtual, io_size);
ttm_bo_kunmap(&map);
ttm_bo_unreserve(bo);
@@ -502,9 +502,9 @@ ssize_t ttm_bo_fbdev_io(struct ttm_buffer_object *bo, const char __user *wbuf,
virtual += page_offset;
if (write)
- ret = copyin(wbuf, virtual, io_size);
+ ret = copy_from_user(virtual, wbuf, io_size);
else
- ret = copyout(virtual, rbuf, io_size);
+ ret = copy_to_user(rbuf, virtual, io_size);
ttm_bo_kunmap(&map);
ttm_bo_unreserve(bo);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.