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pointer verification (not NULL) and buffer overrun fixes.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11459 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2011-03-30 19:33:03 +00:00
parent 6b825919f1
commit 33c031ee20
21 changed files with 338 additions and 185 deletions
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60
ShellPkg/Library/UefiShellLevel1CommandsLib/If.c
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@ -844,7 +844,17 @@ ShellCommandRunIf (
// Make sure that an End exists.
//
if (!MoveToTag(GetNextNode, L"endif", L"if", NULL, ShellCommandGetCurrentScriptFile(), TRUE, TRUE, FALSE)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SYNTAX_NO_MATCHING), gShellLevel1HiiHandle, L"EnfIf", L"If", ShellCommandGetCurrentScriptFile()->CurrentCommand->Line);
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
L"EnfIf",
L"If",
ShellCommandGetCurrentScriptFile()!=NULL
&&ShellCommandGetCurrentScriptFile()->CurrentCommand!=NULL
?ShellCommandGetCurrentScriptFile()->CurrentCommand->Line:0);
return (SHELL_DEVICE_ERROR);
}
@ -983,16 +993,46 @@ ShellCommandRunElse (
if (!MoveToTag(GetPreviousNode, L"if", L"endif", NULL, ShellCommandGetCurrentScriptFile(), FALSE, TRUE, FALSE)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SYNTAX_NO_MATCHING), gShellLevel1HiiHandle, L"If", L"Else", ShellCommandGetCurrentScriptFile()->CurrentCommand->Line);
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
L"If",
L"Else",
ShellCommandGetCurrentScriptFile()!=NULL
&&ShellCommandGetCurrentScriptFile()->CurrentCommand!=NULL
?ShellCommandGetCurrentScriptFile()->CurrentCommand->Line:0);
return (SHELL_DEVICE_ERROR);
}
if (!MoveToTag(GetPreviousNode, L"if", L"else", NULL, ShellCommandGetCurrentScriptFile(), FALSE, TRUE, FALSE)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SYNTAX_NO_MATCHING), gShellLevel1HiiHandle, L"If", L"Else", ShellCommandGetCurrentScriptFile()->CurrentCommand->Line);
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
L"If",
L"Else",
ShellCommandGetCurrentScriptFile()!=NULL
&&ShellCommandGetCurrentScriptFile()->CurrentCommand!=NULL
?ShellCommandGetCurrentScriptFile()->CurrentCommand->Line:0);
return (SHELL_DEVICE_ERROR);
}
if (!MoveToTag(GetNextNode, L"endif", L"if", NULL, ShellCommandGetCurrentScriptFile(), FALSE, FALSE, FALSE)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SYNTAX_NO_MATCHING), gShellLevel1HiiHandle, L"EndIf", "Else", ShellCommandGetCurrentScriptFile()->CurrentCommand->Line);
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
L"EndIf",
"Else",
ShellCommandGetCurrentScriptFile()!=NULL
&&ShellCommandGetCurrentScriptFile()->CurrentCommand!=NULL
?ShellCommandGetCurrentScriptFile()->CurrentCommand->Line:0);
return (SHELL_DEVICE_ERROR);
}
@ -1025,7 +1065,17 @@ ShellCommandRunEndIf (
}
if (!MoveToTag(GetPreviousNode, L"if", L"endif", NULL, ShellCommandGetCurrentScriptFile(), FALSE, TRUE, FALSE)) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SYNTAX_NO_MATCHING), gShellLevel1HiiHandle, L"If", L"EndIf", ShellCommandGetCurrentScriptFile()->CurrentCommand->Line);
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
L"If",
L"EndIf",
ShellCommandGetCurrentScriptFile()!=NULL
&&ShellCommandGetCurrentScriptFile()->CurrentCommand!=NULL
?ShellCommandGetCurrentScriptFile()->CurrentCommand->Line:0);
return (SHELL_DEVICE_ERROR);
}