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comment repairs.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9460 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2009-11-20 18:21:03 +00:00
parent 23bb88ecb5
commit a31bd33cf8
14 changed files with 236 additions and 223 deletions
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181
ShellPkg/Include/Library/ShellLib.h
View File

@@ -1,7 +1,7 @@
/** @file
Provides interface to shell functionality for shell commands and applications.
Copyright (c) 2006 - 2009, Intel Corporation
Copyright (c) 2006 - 2009, Intel Corporation<BR>
All rights reserved. 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
@@ -416,7 +416,7 @@ ShellFindNextFile(
@param Size Pointer to size.
@retval EFI_SUCCESS The operation was completed sucessfully.
@retval EFI_DEVICE_ERROR cannot access the file.
@retval EFI_DEVICE_ERROR Cannot access the file.
**/
EFI_STATUS
EFIAPI
@@ -447,7 +447,7 @@ ShellGetExecutionBreakFlag(
@param EnvKey The key name of the environment variable.
@retval NULL the named environment variable does not exist.
@retval NULL The named environment variable does not exist.
@return != NULL pointer to the value of the environment variable.
**/
CONST CHAR16*
@@ -499,18 +499,18 @@ ShellSetEnvironmentVariable (
EnvironmentVariables and Status are only supported for UEFI Shell 2.0.
Output is only supported for pre-UEFI Shell 2.0
@param ImageHandle Parent image that is starting the operation
@param CommandLine pointer to null terminated command line.
@param Output true to display debug output. false to hide it.
@param EnvironmentVariables optional pointer to array of environment variables
in the form "x=y". if NULL current set is used.
@param Status the status of the run command line.
@param ImageHandle Parent image that is starting the operation.
@param CommandLine Pointer to null terminated command line.
@param Output True to display debug output. false to hide it.
@param EnvironmentVariables Optional pointer to array of environment variables
in the form "x=y". If NULL current set is used.
@param Status The status of the run command line.
@retval EFI_SUCCESS the operation completed sucessfully. Status
@retval EFI_SUCCESS The operation completed sucessfully. Status
contains the status code returned.
@retval EFI_INVALID_PARAMETER a parameter contains an invalid value
@retval EFI_OUT_OF_RESOURCES out of resources
@retval EFI_UNSUPPORTED the operation is not allowed.
@retval EFI_INVALID_PARAMETER A parameter contains an invalid value.
@retval EFI_OUT_OF_RESOURCES Out of resources.
@retval EFI_UNSUPPORTED The operation is not allowed.
**/
EFI_STATUS
EFIAPI
@@ -523,16 +523,16 @@ ShellExecute (
);
/**
Retreives the current directory path
Retreives the current directory path.
If the DeviceName is NULL, it returns the current device's current directory
name. If the DeviceName is not NULL, it returns the current directory name
on specified drive.
@param DeviceName the name of the drive to get directory on
@param DeviceName The name of the file system to get directory on.
@retval NULL the directory does not exist
@return != NULL the directory
@retval NULL The directory does not exist.
@return != NULL The directory.
**/
CONST CHAR16*
EFIAPI
@@ -546,7 +546,7 @@ ShellGetCurrentDir (
When page break mode is enabled the screen will stop scrolling
and wait for operator input before scrolling a subsequent screen.
@param CurrentState TRUE to enable and FALSE to disable
@param CurrentState TRUE to enable and FALSE to disable.
**/
VOID
EFIAPI
@@ -573,7 +573,7 @@ ShellSetPageBreakMode (
@retval EFI_SUCCESS The operation was sucessful and the list head
contains the list of opened files.
@return != EFI_SUCCESS The operation failed.
@retval != EFI_SUCCESS The operation failed.
@sa InternalShellConvertFileListType
**/
@@ -586,12 +586,12 @@ ShellOpenFileMetaArg (
);
/**
Free the linked list returned from ShellOpenFileMetaArg
Free the linked list returned from ShellOpenFileMetaArg.
@param ListHead the pointer to free
@param ListHead The pointer to free.
@retval EFI_SUCCESS the operation was sucessful
@retval EFI_INVALID_PARAMETER A parameter was invalid
@retval EFI_SUCCESS The operation was sucessful.
@retval EFI_INVALID_PARAMETER A parameter was invalid.
**/
EFI_STATUS
EFIAPI
@@ -602,14 +602,14 @@ ShellCloseFileMetaArg (
/**
Find a file by searching the CWD and then the path.
if FileName is NULL then ASSERT.
If FileName is NULL, then ASSERT.
if the return value is not NULL then the memory must be caller freed.
If the return value is not NULL then the memory must be caller freed.
@param FileName Filename string.
@retval NULL the file was not found
@return !NULL the path to the file.
@retval NULL The file was not found.
@return !NULL The path to the file.
**/
CHAR16 *
EFIAPI
@@ -618,12 +618,12 @@ ShellFindFilePath (
);
typedef enum {
TypeFlag = 0, /// a flag that is present or not present only. (IE "-a")
TypeValue, /// a flag that has some data following it with a space (IE "-a 1")
TypePosition, /// some data that did not follow a parameter (IE "filename.txt")
TypeStart, /// a flag that has variable value appended to the end (IE "-ad", "-afd", "-adf", etc...
TypeDoubleValue, /// a flag that has 2 space seperated value data following it. (IE "-a 1 2")
TypeMaxValue, /// a flag followed by all the command line data before the next flag.
TypeFlag = 0, ///< a flag that is present or not present only (IE "-a").
TypeValue, ///< a flag that has some data following it with a space (IE "-a 1").
TypePosition, ///< some data that did not follow a parameter (IE "filename.txt").
TypeStart, ///< a flag that has variable value appended to the end (IE "-ad", "-afd", "-adf", etc...).
TypeDoubleValue, ///< a flag that has 2 space seperated value data following it (IE "-a 1 2").
TypeMaxValue, ///< a flag followed by all the command line data before the next flag.
TypeMax,
} ParamType;
@@ -644,21 +644,21 @@ extern SHELL_PARAM_ITEM EmptyParamList[];
@param CheckList Pointer to list of parameters to check.
@param CheckPackage Package of checked values.
@param ProblemParam Pptional pointer to pointer to unicode string for
@param ProblemParam Optional pointer to pointer to unicode string for
the paramater that caused failure.
@param AutoPageBreak Will automatically set PageBreakEnabled.
@retval EFI_SUCCESS The operation completed sucessfully.
@retval EFI_OUT_OF_RESOURCES A memory allocation failed
@retval EFI_INVALID_PARAMETER A parameter was invalid
@retval EFI_VOLUME_CORRUPTED the command line was corrupt. an argument was
duplicated. the duplicated command line argument
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
@retval EFI_INVALID_PARAMETER A parameter was invalid.
@retval EFI_VOLUME_CORRUPTED The command line was corrupt. an argument was
duplicated. The duplicated command line argument
was returned in ProblemParam if provided.
@retval EFI_DEVICE_ERROR The commands contained 2 opposing arguments. one
@retval EFI_DEVICE_ERROR The commands contained 2 opposing arguments. One
of the command line arguments was returned in
ProblemParam if provided.
@retval EFI_NOT_FOUND A argument required a value that was missing.
the invalid command line argument was returned in
The invalid command line argument was returned in
ProblemParam if provided.
**/
EFI_STATUS
@@ -671,7 +671,7 @@ ShellCommandLineParseEx (
IN BOOLEAN AlwaysAllowNumbers
);
// make it easy to upgrade from older versions of the shell library.
/// make it easy to upgrade from older versions of the shell library.
#define ShellCommandLineParse(CheckList,CheckPackage,ProblemParam,AutoPageBreak) ShellCommandLineParseEx(CheckList,CheckPackage,ProblemParam,AutoPageBreak,FALSE)
/**
@@ -680,11 +680,9 @@ ShellCommandLineParseEx (
This function will free all the memory that was used for the CheckPackage
list of postprocessed shell arguments.
this function has no return value.
If CheckPackage is NULL, then return.
if CheckPackage is NULL, then return
@param CheckPackage the list to de-allocate
@param CheckPackage The list to de-allocate.
**/
VOID
EFIAPI
@@ -693,18 +691,18 @@ ShellCommandLineFreeVarList (
);
/**
Checks for presence of a flag parameter
Checks for presence of a flag parameter.
flag arguments are in the form of "-<Key>" or "/<Key>", but do not have a value following the key
if CheckPackage is NULL then return FALSE.
if KeyString is NULL then ASSERT()
if KeyString is NULL then ASSERT().
@param CheckPackage The package of parsed command line arguments
@param KeyString the Key of the command line argument to check for
@param CheckPackage The package of parsed command line arguments.
@param KeyString The Key of the command line argument to check for.
@retval TRUE the flag is on the command line
@retval FALSE the flag is not on the command line
@retval TRUE The flag is on the command line.
@retval FALSE The flag is not on the command line.
**/
BOOLEAN
EFIAPI
@@ -714,17 +712,17 @@ ShellCommandLineGetFlag (
);
/**
returns value from command line argument
Returns value from command line argument.
value parameters are in the form of "-<Key> value" or "/<Key> value"
Value parameters are in the form of "-<Key> value" or "/<Key> value"
if CheckPackage is NULL, then return NULL;
If CheckPackage is NULL, then return NULL.
@param CheckPackage The package of parsed command line arguments
@param KeyString the Key of the command line argument to check for
@param CheckPackage The package of parsed command line arguments.
@param KeyString The Key of the command line argument to check for.
@retval NULL the flag is not on the command line
@return !=NULL pointer to unicode string of the value
@retval NULL The flag is not on the command line.
@retval !=NULL Pointer to unicode string of the value.
**/
CONST CHAR16*
EFIAPI
@@ -734,17 +732,17 @@ ShellCommandLineGetValue (
);
/**
returns raw value from command line argument
Returns raw value from command line argument.
raw value parameters are in the form of "value" in a specific position in the list
Raw value parameters are in the form of "value" in a specific position in the list.
if CheckPackage is NULL, then return NULL;
If CheckPackage is NULL, then return NULL;
@param CheckPackage The package of parsed command line arguments
@param Position the position of the value
@param CheckPackage The package of parsed command line arguments.
@param Position The position of the value.
@retval NULL the flag is not on the command line
@return !=NULL pointer to unicode string of the value
@retval NULL The flag is not on the command line.
@retval !=NULL Pointer to unicode string of the value.
**/
CONST CHAR16*
EFIAPI
@@ -754,12 +752,12 @@ ShellCommandLineGetRawValue (
);
/**
returns the number of command line value parameters that were parsed.
Returns the number of command line value parameters that were parsed.
this will not include flags.
This will not include flags.
@retval (UINTN)-1 No parsing has ocurred
@return other The number of value parameters found
@return The number of value parameters found
**/
UINTN
EFIAPI
@@ -790,13 +788,13 @@ ShellInitialize (
Print at a specific location on the screen.
This function will move the cursor to a given screen location, print the specified string,
and return the cursor to the original locaiton.
and return the cursor to the original location.
If -1 is specified for either the Row or Col the current screen location for BOTH
will be used and the cursor's position will not be moved back to an original location.
if either Row or Col is out of range for the current console, then ASSERT
if Format is NULL, then ASSERT
If either Row or Col is out of range for the current console, then ASSERT.
If Format is NULL, then ASSERT.
In addition to the standard %-based flags as supported by UefiLib Print() this supports
the following additional flags:
@@ -864,13 +862,13 @@ ShellPrintHiiEx(
);
/**
Function to determine if a given filename represents a file or a directory.
Function to determine if a given filename represents a directory.
@param[in] DirName Path to directory to test.
@retval EFI_SUCCESS The Path represents a directory
@retval EFI_NOT_FOUND The Path does not represent a directory
@return other The path failed to open
@retval EFI_SUCCESS The Path represents a directory.
@retval EFI_NOT_FOUND The Path does not represent a directory.
@retval other The path failed to open.
**/
EFI_STATUS
EFIAPI
@@ -878,13 +876,28 @@ ShellIsDirectory(
IN CONST CHAR16 *DirName
);
/**
Function to determine if a given filename represents a file.
@param[in] Name Path to file to test.
@retval EFI_SUCCESS The Path represents a file.
@retval EFI_NOT_FOUND The Path does not represent a file.
@retval other The path failed to open.
**/
EFI_STATUS
EFIAPI
ShellIsFile(
IN CONST CHAR16 *Name
);
/**
Function to determine whether a string is decimal or hex representation of a number
and return the number converted from the string.
@param[in] String String representation of a number
@retval all the number
@return The unsigned integer result of the conversion.
**/
UINTN
EFIAPI
@@ -896,7 +909,7 @@ ShellStrToUintn(
Safely append with automatic string resizing given length of Destination and
desired length of copy from Source.
append the first D characters of Source to the end of Destination, where D is
Append the first D characters of Source to the end of Destination, where D is
the lesser of Count and the StrLen() of Source. If appending those D characters
will fit within Destination (whose Size is given as CurrentSize) and
still leave room for a null terminator, then those characters are appended,
@@ -910,19 +923,19 @@ ShellStrToUintn(
If Source is NULL, there is nothing to append, just return the current buffer in
Destination.
if Destination is NULL, then ASSERT()
if Destination is NULL, then ASSERT().
if Destination's current length (including NULL terminator) is already more then
CurrentSize, then ASSERT()
CurrentSize, then ASSERT().
@param[in,out] Destination The String to append onto
@param[in,out] CurrentSize on call the number of bytes in Destination. On
@param[in,out] Destination The String to append onto.
@param[in,out] CurrentSize On call the number of bytes in Destination. On
return possibly the new size (still in bytes). if NULL
then allocate whatever is needed.
@param[in] Source The String to append from
@param[in] Count Maximum number of characters to append. if 0 then
@param[in] Source The String to append from.
@param[in] Count Maximum number of characters to append. If 0 then
all are appended.
@return Destination return the resultant string.
@return the Destination after apending the Source.
**/
CHAR16*
EFIAPI