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Minor grammatical work--mostly adding periods. Items with ONLY period added did not have the heading date changed, but Items with content changes had heading copyright dates updated. Sending separately a list of files missing Doxygen @param and @return information. (PENDING)

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10615 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
myronporter
2010-06-30 00:13:25 +00:00
parent 3b33c6d65d
commit 58380e9c61
62 changed files with 1190 additions and 979 deletions
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184
MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.c
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@@ -8,7 +8,7 @@
environment varibles. Multi-instance device paths should never be placed
on a Handle.
Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -113,13 +113,15 @@ DevicePathNodeLength (
/**
Returns a pointer to the next node in a device path.
Returns a pointer to the device path node that follows the device path node specified by Node.
Returns a pointer to the device path node that follows the device path node
specified by Node.
If Node is NULL, then ASSERT().
@param Node A pointer to a device path node data structure.
@return a pointer to the device path node that follows the device path node specified by Node.
@return a pointer to the device path node that follows the device path node
specified by Node.
**/
EFI_DEVICE_PATH_PROTOCOL *
@@ -134,7 +136,8 @@ NextDevicePathNode (
/**
Determines if a device path node is an end node of a device path.
This includes nodes that are the end of a device path instance and nodes that are the end of an entire device path.
This includes nodes that are the end of a device path instance and nodes that
are the end of an entire device path.
Determines if the device path node specified by Node is an end node of a device path.
This includes nodes that are the end of a device path instance and nodes that are the
@@ -145,8 +148,10 @@ NextDevicePathNode (
@param Node A pointer to a device path node data structure.
@retval TRUE The device path node specified by Node is an end node of a device path.
@retval FALSE The device path node specified by Node is not an end node of a device path.
@retval TRUE The device path node specified by Node is an end node of a
device path.
@retval FALSE The device path node specified by Node is not an end node of
a device path.
**/
BOOLEAN
@@ -162,15 +167,18 @@ IsDevicePathEndType (
/**
Determines if a device path node is an end node of an entire device path.
Determines if a device path node specified by Node is an end node of an entire device path.
If Node represents the end of an entire device path, then TRUE is returned. Otherwise, FALSE is returned.
Determines if a device path node specified by Node is an end node of an entire
device path. If Node represents the end of an entire device path, then TRUE is
returned. Otherwise, FALSE is returned.
If Node is NULL, then ASSERT().
@param Node A pointer to a device path node data structure.
@retval TRUE The device path node specified by Node is the end of an entire device path.
@retval FALSE The device path node specified by Node is not the end of an entire device path.
@retval TRUE The device path node specified by Node is the end of an entire
device path.
@retval FALSE The device path node specified by Node is not the end of an
entire device path.
**/
BOOLEAN
@@ -186,15 +194,18 @@ IsDevicePathEnd (
/**
Determines if a device path node is an end node of a device path instance.
Determines if a device path node specified by Node is an end node of a device path instance.
If Node represents the end of a device path instance, then TRUE is returned. Otherwise, FALSE is returned.
Determines if a device path node specified by Node is an end node of a device
path instance. If Node represents the end of a device path instance, then TRUE
is returned. Otherwise, FALSE is returned.
If Node is NULL, then ASSERT().
@param Node A pointer to a device path node data structure.
@retval TRUE The device path node specified by Node is the end of a device path instance.
@retval FALSE The device path node specified by Node is not the end of a device path instance.
@retval TRUE The device path node specified by Node is the end of a device
path instance.
@retval FALSE The device path node specified by Node is not the end of a
device path instance.
**/
BOOLEAN
@@ -265,13 +276,14 @@ SetDevicePathEndNode (
/**
Returns the size of a device path in bytes.
This function returns the size, in bytes, of the device path data structure specified by
DevicePath including the end of device path node. If DevicePath is NULL, then 0 is returned.
This function returns the size, in bytes, of the device path data structure
specified by DevicePath including the end of device path node. If DevicePath
is NULL, then 0 is returned.
@param DevicePath A pointer to a device path data structure.
@param DevicePath A pointer to a device path data structure.
@retval 0 If DevicePath is NULL.
@retval Others The size of a device path in bytes.
@retval 0 If DevicePath is NULL.
@retval Others The size of a device path in bytes.
**/
UINTN
@@ -303,17 +315,17 @@ GetDevicePathSize (
/**
Creates a new copy of an existing device path.
This function allocates space for a new copy of the device path specified by DevicePath. If
DevicePath is NULL, then NULL is returned. If the memory is successfully allocated, then the
contents of DevicePath are copied to the newly allocated buffer, and a pointer to that buffer
is returned. Otherwise, NULL is returned.
This function allocates space for a new copy of the device path specified by DevicePath.
If DevicePath is NULL, then NULL is returned. If the memory is successfully
allocated, then the contents of DevicePath are copied to the newly allocated
buffer, and a pointer to that buffer is returned. Otherwise, NULL is returned.
The memory for the new device path is allocated from EFI boot services memory.
It is the responsibility of the caller to free the memory allocated.
@param DevicePath A pointer to a device path data structure.
@param DevicePath A pointer to a device path data structure.
@retval NULL If DevicePath is NULL.
@retval Others A pointer to the duplicated device path.
@retval NULL If DevicePath is NULL.
@retval Others A pointer to the duplicated device path.
**/
EFI_DEVICE_PATH_PROTOCOL *
@@ -342,16 +354,17 @@ DuplicateDevicePath (
/**
Creates a new device path by appending a second device path to a first device path.
This function creates a new device path by appending a copy of SecondDevicePath to a copy of
FirstDevicePath in a newly allocated buffer. Only the end-of-device-path device node from
SecondDevicePath is retained. The newly created device path is returned.
If FirstDevicePath is NULL, then it is ignored, and a duplicate of SecondDevicePath is returned.
If SecondDevicePath is NULL, then it is ignored, and a duplicate of FirstDevicePath is returned.
If both FirstDevicePath and SecondDevicePath are NULL, then a copy of an end-of-device-path is
returned.
This function creates a new device path by appending a copy of SecondDevicePath
to a copy of FirstDevicePath in a newly allocated buffer. Only the end-of-device-path
device node from SecondDevicePath is retained. The newly created device path is
returned. If FirstDevicePath is NULL, then it is ignored, and a duplicate of
SecondDevicePath is returned. If SecondDevicePath is NULL, then it is ignored,
and a duplicate of FirstDevicePath is returned. If both FirstDevicePath and
SecondDevicePath are NULL, then a copy of an end-of-device-path is returned.
If there is not enough memory for the newly allocated buffer, then NULL is returned.
The memory for the new device path is allocated from EFI boot services memory. It is the
responsibility of the caller to free the memory allocated.
The memory for the new device path is allocated from EFI boot services memory.
It is the responsibility of the caller to free the memory allocated.
@param FirstDevicePath A pointer to a device path data structure.
@param SecondDevicePath A pointer to a device path data structure.
@@ -411,17 +424,19 @@ AppendDevicePath (
/**
Creates a new path by appending the device node to the device path.
This function creates a new device path by appending a copy of the device node specified by
DevicePathNode to a copy of the device path specified by DevicePath in an allocated buffer.
The end-of-device-path device node is moved after the end of the appended device node.
This function creates a new device path by appending a copy of the device node
specified by DevicePathNode to a copy of the device path specified by DevicePath
in an allocated buffer. The end-of-device-path device node is moved after the
end of the appended device node.
If DevicePathNode is NULL then a copy of DevicePath is returned.
If DevicePath is NULL then a copy of DevicePathNode, followed by an end-of-device path device
node is returned.
If both DevicePathNode and DevicePath are NULL then a copy of an end-of-device-path device node
is returned.
If there is not enough memory to allocate space for the new device path, then NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility of the caller to
free the memory allocated.
If DevicePath is NULL then a copy of DevicePathNode, followed by an end-of-device
path device node is returned.
If both DevicePathNode and DevicePath are NULL then a copy of an end-of-device-path
device node is returned.
If there is not enough memory to allocate space for the new device path, then
NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility
of the caller to free the memory allocated.
@param DevicePath A pointer to a device path data structure.
@param DevicePathNode A pointer to a single device path node.
@@ -430,7 +445,8 @@ AppendDevicePath (
@retval Others A pointer to the new device path if success.
A copy of DevicePathNode followed by an end-of-device-path node
if both FirstDevicePath and SecondDevicePath are NULL.
A copy of an end-of-device-path node if both FirstDevicePath and SecondDevicePath are NULL.
A copy of an end-of-device-path node if both FirstDevicePath
and SecondDevicePath are NULL.
**/
EFI_DEVICE_PATH_PROTOCOL *
@@ -477,15 +493,17 @@ AppendDevicePathNode (
Creates a new device path by appending the specified device path instance to the specified device
path.
This function creates a new device path by appending a copy of the device path instance specified
by DevicePathInstance to a copy of the device path secified by DevicePath in a allocated buffer.
The end-of-device-path device node is moved after the end of the appended device path instance
and a new end-of-device-path-instance node is inserted between.
This function creates a new device path by appending a copy of the device path
instance specified by DevicePathInstance to a copy of the device path specified
by DevicePath in a allocated buffer.
The end-of-device-path device node is moved after the end of the appended device
path instance and a new end-of-device-path-instance node is inserted between.
If DevicePath is NULL, then a copy if DevicePathInstance is returned.
If DevicePathInstance is NULL, then NULL is returned.
If there is not enough memory to allocate space for the new device path, then NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility of the caller to
free the memory allocated.
If there is not enough memory to allocate space for the new device path, then
NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility
of the caller to free the memory allocated.
@param DevicePath A pointer to a device path data structure.
@param DevicePathInstance A pointer to a device path instance.
@@ -537,22 +555,25 @@ AppendDevicePathInstance (
Creates a copy of the current device path instance and returns a pointer to the next device path
instance.
This function creates a copy of the current device path instance. It also updates DevicePath to
point to the next device path instance in the device path (or NULL if no more) and updates Size
to hold the size of the device path instance copy.
This function creates a copy of the current device path instance. It also updates
DevicePath to point to the next device path instance in the device path (or NULL
if no more) and updates Size to hold the size of the device path instance copy.
If DevicePath is NULL, then NULL is returned.
If there is not enough memory to allocate space for the new device path, then NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility of the caller to
free the memory allocated.
If there is not enough memory to allocate space for the new device path, then
NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility
of the caller to free the memory allocated.
If Size is NULL, then ASSERT().
@param DevicePath On input, this holds the pointer to the current device path
instance. On output, this holds the pointer to the next device
path instance or NULL if there are no more device path
instances in the device path pointer to a device path data
structure.
@param Size On output, this holds the size of the device path instance, in
bytes or zero, if DevicePath is NULL.
@param DevicePath On input, this holds the pointer to the current
device path instance. On output, this holds
the pointer to the next device path instance
or NULL if there are no more device path
instances in the device path pointer to a
device path data structure.
@param Size On output, this holds the size of the device
path instance, in bytes or zero, if DevicePath
is NULL.
@return A pointer to the current device path instance.
@@ -612,13 +633,14 @@ GetNextDevicePathInstance (
/**
Creates a device node.
This function creates a new device node in a newly allocated buffer of size NodeLength and
initializes the device path node header with NodeType and NodeSubType. The new device path node
is returned.
This function creates a new device node in a newly allocated buffer of size
NodeLength and initializes the device path node header with NodeType and NodeSubType.
The new device path node is returned.
If NodeLength is smaller than a device path header, then NULL is returned.
If there is not enough memory to allocate space for the new device path, then NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility of the caller to
free the memory allocated.
If there is not enough memory to allocate space for the new device path, then
NULL is returned.
The memory is allocated from EFI boot services memory. It is the responsibility
of the caller to free the memory allocated.
@param NodeType The device node type for the new device node.
@param NodeSubType The device node sub-type for the new device node.
@@ -657,13 +679,15 @@ CreateDeviceNode (
/**
Determines if a device path is single or multi-instance.
This function returns TRUE if the device path specified by DevicePath is multi-instance.
This function returns TRUE if the device path specified by DevicePath is
multi-instance.
Otherwise, FALSE is returned. If DevicePath is NULL, then FALSE is returned.
@param DevicePath A pointer to a device path data structure.
@retval TRUE DevicePath is multi-instance.
@retval FALSE DevicePath is not multi-instance or DevicePath is NULL.
@retval FALSE DevicePath is not multi-instance or DevicePath
is NULL.
**/
BOOLEAN
@@ -694,10 +718,12 @@ IsDevicePathMultiInstance (
/**
Retrieves the device path protocol from a handle.
This function returns the device path protocol from the handle specified by Handle. If Handle is
NULL or Handle does not contain a device path protocol, then NULL is returned.
This function returns the device path protocol from the handle specified by Handle.
If Handle is NULL or Handle does not contain a device path protocol, then NULL
is returned.
@param Handle The handle from which to retrieve the device path protocol.
@param Handle The handle from which to retrieve the device
path protocol.
@return The device path protocol from the handle specified by Handle.
@@ -736,8 +762,8 @@ DevicePathFromHandle (
If FileName is NULL, then ASSERT().
If FileName is not aligned on a 16-bit boundary, then ASSERT().
@param Device A pointer to a device handle. This parameter is optional and
may be NULL.
@param Device A pointer to a device handle. This parameter
is optional and may be NULL.
@param FileName A pointer to a Null-terminated Unicode string.
@return The allocated device path.