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Diffstat (limited to 'device/ds_routines.c')
-rw-r--r--device/ds_routines.c124
1 files changed, 60 insertions, 64 deletions
diff --git a/device/ds_routines.c b/device/ds_routines.c
index 38d773c..43ed5b5 100644
--- a/device/ds_routines.c
+++ b/device/ds_routines.c
@@ -417,12 +417,11 @@ mach_convert_device_to_port (mach_device_t device)
}
static io_return_t
-device_open(reply_port, reply_port_type, mode, name, device_p)
- const ipc_port_t reply_port;
- mach_msg_type_name_t reply_port_type;
- dev_mode_t mode;
- char * name;
- device_t *device_p; /* out */
+device_open(const ipc_port_t reply_port,
+ mach_msg_type_name_t reply_port_type,
+ dev_mode_t mode,
+ char * name,
+ device_t *device_p)
{
mach_device_t device;
kern_return_t result;
@@ -537,8 +536,7 @@ device_open(reply_port, reply_port_type, mode, name, device_p)
}
boolean_t
-ds_open_done(ior)
- const io_req_t ior;
+ds_open_done(const io_req_t ior)
{
kern_return_t result;
mach_device_t device;
@@ -597,8 +595,10 @@ ds_open_done(ior)
}
static io_return_t
-device_close(mach_device_t device)
+device_close(void *dev)
{
+ mach_device_t device = dev;
+
device_lock(device);
/*
@@ -659,17 +659,16 @@ device_close(mach_device_t device)
* Write to a device.
*/
static io_return_t
-device_write(device, reply_port, reply_port_type, mode, recnum,
- data, data_count, bytes_written)
- mach_device_t device;
- const ipc_port_t reply_port;
- mach_msg_type_name_t reply_port_type;
- dev_mode_t mode;
- recnum_t recnum;
- const io_buf_ptr_t data;
- unsigned int data_count;
- int *bytes_written; /* out */
+device_write(void *dev,
+ const ipc_port_t reply_port,
+ mach_msg_type_name_t reply_port_type,
+ dev_mode_t mode,
+ recnum_t recnum,
+ const io_buf_ptr_t data,
+ unsigned int data_count,
+ int *bytes_written)
{
+ mach_device_t device = dev;
io_req_t ior;
io_return_t result;
@@ -750,17 +749,16 @@ device_write(device, reply_port, reply_port_type, mode, recnum,
* Write to a device, but memory is in message.
*/
static io_return_t
-device_write_inband(device, reply_port, reply_port_type, mode, recnum,
- data, data_count, bytes_written)
- mach_device_t device;
- const ipc_port_t reply_port;
- mach_msg_type_name_t reply_port_type;
- dev_mode_t mode;
- recnum_t recnum;
- io_buf_ptr_inband_t data;
- unsigned int data_count;
- int *bytes_written; /* out */
+device_write_inband(void *dev,
+ const ipc_port_t reply_port,
+ mach_msg_type_name_t reply_port_type,
+ dev_mode_t mode,
+ recnum_t recnum,
+ io_buf_ptr_inband_t data,
+ unsigned int data_count,
+ int *bytes_written)
{
+ mach_device_t device = dev;
io_req_t ior;
io_return_t result;
@@ -1018,8 +1016,7 @@ device_write_dealloc(io_req_t ior)
* Send write completion message to client, and discard the data.
*/
boolean_t
-ds_write_done(ior)
- const io_req_t ior;
+ds_write_done(const io_req_t ior)
{
/*
* device_write_dealloc discards the data that has been
@@ -1064,17 +1061,16 @@ ds_write_done(ior)
* Read from a device.
*/
static io_return_t
-device_read(device, reply_port, reply_port_type, mode, recnum,
- bytes_wanted, data, data_count)
- mach_device_t device;
- const ipc_port_t reply_port;
- mach_msg_type_name_t reply_port_type;
- dev_mode_t mode;
- recnum_t recnum;
- int bytes_wanted;
- io_buf_ptr_t *data; /* out */
- unsigned int *data_count; /* out */
+device_read(void *dev,
+ const ipc_port_t reply_port,
+ mach_msg_type_name_t reply_port_type,
+ dev_mode_t mode,
+ recnum_t recnum,
+ int bytes_wanted,
+ io_buf_ptr_t *data,
+ unsigned int *data_count)
{
+ mach_device_t device = dev;
io_req_t ior;
io_return_t result;
@@ -1141,17 +1137,16 @@ device_read(device, reply_port, reply_port_type, mode, recnum,
* Read from a device, but return the data 'inband.'
*/
static io_return_t
-device_read_inband(device, reply_port, reply_port_type, mode, recnum,
- bytes_wanted, data, data_count)
- mach_device_t device;
- const ipc_port_t reply_port;
- mach_msg_type_name_t reply_port_type;
- dev_mode_t mode;
- recnum_t recnum;
- int bytes_wanted;
- char *data; /* pointer to OUT array */
- unsigned int *data_count; /* out */
+device_read_inband(void *dev,
+ const ipc_port_t reply_port,
+ mach_msg_type_name_t reply_port_type,
+ dev_mode_t mode,
+ recnum_t recnum,
+ int bytes_wanted,
+ char *data,
+ unsigned int *data_count)
{
+ mach_device_t device = dev;
io_req_t ior;
io_return_t result;
@@ -1248,8 +1243,7 @@ kern_return_t device_read_alloc(
return (KERN_SUCCESS);
}
-boolean_t ds_read_done(ior)
- const io_req_t ior;
+boolean_t ds_read_done(const io_req_t ior)
{
vm_offset_t start_data, end_data;
vm_offset_t start_sent, end_sent;
@@ -1345,11 +1339,12 @@ boolean_t ds_read_done(ior)
static io_return_t
device_set_status(
- mach_device_t device,
+ void *dev,
dev_flavor_t flavor,
dev_status_t status,
mach_msg_type_number_t status_count)
{
+ mach_device_t device = dev;
if (device->state != DEV_STATE_OPEN)
return (D_NO_SUCH_DEVICE);
@@ -1363,11 +1358,12 @@ device_set_status(
io_return_t
mach_device_get_status(
- mach_device_t device,
+ void *dev,
dev_flavor_t flavor,
dev_status_t status, /* pointer to OUT array */
mach_msg_type_number_t *status_count) /* out */
{
+ mach_device_t device = dev;
if (device->state != DEV_STATE_OPEN)
return (D_NO_SUCH_DEVICE);
@@ -1380,13 +1376,13 @@ mach_device_get_status(
}
static io_return_t
-device_set_filter(device, receive_port, priority, filter, filter_count)
- mach_device_t device;
- const ipc_port_t receive_port;
- int priority;
- filter_t filter[]; /* pointer to IN array */
- unsigned int filter_count;
+device_set_filter(void *dev,
+ const ipc_port_t receive_port,
+ int priority,
+ filter_t filter[],
+ unsigned int filter_count)
{
+ mach_device_t device = dev;
if (device->state != DEV_STATE_OPEN)
return (D_NO_SUCH_DEVICE);
@@ -1407,13 +1403,14 @@ device_set_filter(device, receive_port, priority, filter, filter_count)
static io_return_t
device_map(
- mach_device_t device,
+ void *dev,
vm_prot_t protection,
vm_offset_t offset,
vm_size_t size,
ipc_port_t *pager, /* out */
boolean_t unmap) /* ? */
{
+ mach_device_t device = dev;
if (protection & ~VM_PROT_ALL)
return (KERN_INVALID_ARGUMENT);
@@ -1430,8 +1427,7 @@ device_map(
* Doesn't do anything (yet).
*/
static void
-ds_no_senders(notification)
- const mach_no_senders_notification_t *notification;
+ds_no_senders(mach_no_senders_notification_t *notification)
{
printf("ds_no_senders called! device_port=0x%lx count=%d\n",
notification->not_header.msgh_remote_port,
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 20:34:56 +0000