--- /dev/null
+/** @file\r
+ Main file for Parse shell level 2 function.\r
+\r
+ Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r
+ This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+**/\r
+\r
+#include "UefiShellLevel2CommandsLib.h"\r
+\r
+SHELL_STATUS\r
+EFIAPI\r
+PerformParsing(\r
+ IN CONST CHAR16 *FileName,\r
+ IN CONST CHAR16 *TableName,\r
+ IN CONST UINTN ColumnIndex,\r
+ IN CONST UINTN TableNameInstance,\r
+ IN CONST UINTN ShellCommandInstance\r
+ )\r
+{\r
+ SHELL_FILE_HANDLE FileHandle;\r
+ EFI_STATUS Status;\r
+ BOOLEAN Ascii;\r
+ UINTN LoopVariable;\r
+ UINTN ColumnLoop;\r
+ CHAR16 *TempLine;\r
+ CHAR16 *ColumnPointer;\r
+ SHELL_STATUS ShellStatus;\r
+ CHAR16 *TempSpot;\r
+\r
+ ASSERT(FileName != NULL);\r
+ ASSERT(TableName != NULL);\r
+\r
+ ShellStatus = SHELL_SUCCESS;\r
+\r
+ Status = ShellOpenFileByName(FileName, &FileHandle, EFI_FILE_MODE_READ, 0);\r
+ if (EFI_ERROR(Status)) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellLevel2HiiHandle, FileName);\r
+ ShellStatus = SHELL_NOT_FOUND;\r
+ } else {\r
+ for (LoopVariable = 0 ; LoopVariable < ShellCommandInstance && !ShellFileHandleEof(FileHandle);) {\r
+ TempLine = ShellFileHandleReturnLine(FileHandle, &Ascii);\r
+ if (TempLine == NULL) {\r
+ break;\r
+ }\r
+ if (StrStr(TempLine, L"ShellCommand, \"") == TempLine) {\r
+ LoopVariable++;\r
+ }\r
+ SHELL_FREE_NON_NULL(TempLine);\r
+ }\r
+ if (LoopVariable == ShellCommandInstance) {\r
+ LoopVariable = 0;\r
+ while(1) {\r
+ TempLine = ShellFileHandleReturnLine(FileHandle, &Ascii);\r
+ if ( TempLine == NULL\r
+ || *TempLine == CHAR_NULL\r
+ || StrStr(TempLine, L"ShellCommand, \"") == TempLine\r
+ ){\r
+ SHELL_FREE_NON_NULL(TempLine);\r
+ break;\r
+ }\r
+ if (StrStr(TempLine, TableName) == TempLine) {\r
+ LoopVariable++;\r
+ }\r
+ if ( LoopVariable == TableNameInstance\r
+ || (TableNameInstance == (UINTN)-1 && StrStr(TempLine, TableName) == TempLine)\r
+ ){\r
+ for (ColumnLoop = 1, ColumnPointer = TempLine; ColumnLoop < ColumnIndex && ColumnPointer != NULL && *ColumnPointer != CHAR_NULL; ColumnLoop++) {\r
+ ColumnPointer = StrStr(ColumnPointer, L",");\r
+ if (ColumnPointer != NULL && *ColumnPointer != CHAR_NULL){\r
+ ColumnPointer++;\r
+ }\r
+ }\r
+ if (ColumnLoop == ColumnIndex) {\r
+ ASSERT(ColumnPointer != NULL);\r
+ TempSpot = StrStr(ColumnPointer, L",");\r
+ if (TempSpot != NULL) {\r
+ *TempSpot = CHAR_NULL;\r
+ }\r
+ while (ColumnPointer != NULL && *ColumnPointer != CHAR_NULL && ColumnPointer[0] == L' '){\r
+ ColumnPointer++;\r
+ }\r
+ if (ColumnPointer != NULL && *ColumnPointer != CHAR_NULL && ColumnPointer[0] == L'\"'){\r
+ ColumnPointer++;\r
+ }\r
+ if (ColumnPointer != NULL && *ColumnPointer != CHAR_NULL && ColumnPointer[StrLen(ColumnPointer)-1] == L'\"'){\r
+ ColumnPointer[StrLen(ColumnPointer)-1] = CHAR_NULL;\r
+ }\r
+\r
+ ShellPrintEx(-1, -1, L"%s\r\n", ColumnPointer);\r
+ }\r
+ }\r
+ SHELL_FREE_NON_NULL(TempLine);\r
+ }\r
+ }\r
+ }\r
+ return (ShellStatus);\r
+}\r
+\r
+STATIC CONST SHELL_PARAM_ITEM ParamList[] = {\r
+ {L"-i", TypeValue},\r
+ {L"-s", TypeValue},\r
+ {NULL, TypeMax}\r
+ };\r
+\r
+/**\r
+ Function for 'parse' command.\r
+\r
+ @param[in] ImageHandle Handle to the Image (NULL if Internal).\r
+ @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r
+**/\r
+SHELL_STATUS\r
+EFIAPI\r
+ShellCommandRunParse (\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ LIST_ENTRY *Package;\r
+ CHAR16 *ProblemParam;\r
+ CONST CHAR16 *FileName;\r
+ CONST CHAR16 *TableName;\r
+ CONST CHAR16 *ColumnString;\r
+ SHELL_STATUS ShellStatus;\r
+ UINTN ShellCommandInstance;\r
+ UINTN TableNameInstance;\r
+\r
+ ShellStatus = SHELL_SUCCESS;\r
+ ProblemParam = NULL;\r
+\r
+ //\r
+ // initialize the shell lib (we must be in non-auto-init...)\r
+ //\r
+ Status = ShellInitialize();\r
+ ASSERT_EFI_ERROR(Status);\r
+\r
+ //\r
+ // parse the command line\r
+ //\r
+ Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r
+ if (EFI_ERROR(Status)) {\r
+ if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);\r
+ FreePool(ProblemParam);\r
+ ShellStatus = SHELL_INVALID_PARAMETER;\r
+ } else {\r
+ ASSERT(FALSE);\r
+ }\r
+ } else {\r
+ if (ShellCommandLineGetCount(Package) < 4) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel2HiiHandle);\r
+ ShellStatus = SHELL_INVALID_PARAMETER;\r
+ } else if (ShellCommandLineGetCount(Package) > 4) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle);\r
+ ShellStatus = SHELL_INVALID_PARAMETER;\r
+ } else {\r
+ FileName = ShellCommandLineGetRawValue(Package, 1);\r
+ TableName = ShellCommandLineGetRawValue(Package, 2);\r
+ ColumnString = ShellCommandLineGetRawValue(Package, 3);\r
+\r
+ if (ShellCommandLineGetValue(Package, L"-i") == NULL) {\r
+ TableNameInstance = (UINTN)-1;\r
+ } else {\r
+ TableNameInstance = ShellStrToUintn(ShellCommandLineGetValue(Package, L"-i"));\r
+ }\r
+ if (ShellCommandLineGetValue(Package, L"-s") == NULL) {\r
+ ShellCommandInstance = 1;\r
+ } else {\r
+ ShellCommandInstance = ShellStrToUintn(ShellCommandLineGetValue(Package, L"-s"));\r
+ }\r
+\r
+ ShellStatus = PerformParsing(FileName, TableName, ShellStrToUintn(ColumnString), TableNameInstance, ShellCommandInstance);\r
+ }\r
+ }\r
+\r
+ //\r
+ // free the command line package\r
+ //\r
+ ShellCommandLineFreeVarList (Package);\r
+\r
+ return (ShellStatus);\r
+}\r
+\r
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