diff options
| author | Zhang Lubo <lubo.zhang@intel.com> | 2015-07-08 12:17:11 +0000 |
|---|---|---|
| committer | luobozhang <luobozhang@Edk2> | 2015-07-08 12:17:11 +0000 |
| commit | c960bdc2dcfad4ececbe208fbe3a25adea6dceea (patch) | |
| tree | 1284c5f5461e2f0f376d4562898217e2a5d812ab /NetworkPkg/Mtftp6Dxe | |
| parent | e0f74cea66e64e8f12462fce4f6580800592417a (diff) | |
| download | edk2-platforms-c960bdc2dcfad4ececbe208fbe3a25adea6dceea.tar.xz | |
NetworkPkg:Replace unsafe string functions.
Replace unsafe string functions with new added safe string functions.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zhang@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17887 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'NetworkPkg/Mtftp6Dxe')
| -rw-r--r-- | NetworkPkg/Mtftp6Dxe/Mtftp6Support.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/NetworkPkg/Mtftp6Dxe/Mtftp6Support.c b/NetworkPkg/Mtftp6Dxe/Mtftp6Support.c index f5b22313ee..91680b2466 100644 --- a/NetworkPkg/Mtftp6Dxe/Mtftp6Support.c +++ b/NetworkPkg/Mtftp6Dxe/Mtftp6Support.c @@ -1,7 +1,7 @@ /** @file
Mtftp6 support functions implementation.
- Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2009 - 2015, 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
@@ -512,19 +512,22 @@ Mtftp6SendRequest ( Packet->OpCode = HTONS (Operation);
Cur = Packet->Rrq.Filename;
- Cur = (UINT8 *) AsciiStrCpy ((CHAR8 *) Cur, (CHAR8 *) Token->Filename);
+ Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len - 2, (CHAR8 *) Token->Filename);
Cur += AsciiStrLen ((CHAR8 *) Token->Filename) + 1;
- Cur = (UINT8 *) AsciiStrCpy ((CHAR8 *) Cur, (CHAR8 *) Mode);
+ Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len - 2 - (AsciiStrLen ((CHAR8 *) Token->Filename) + 1), (CHAR8 *) Mode);
Cur += AsciiStrLen ((CHAR8 *) Mode) + 1;
+ Len -= ((UINT32) AsciiStrLen ((CHAR8 *) Token->Filename) + (UINT32) AsciiStrLen ((CHAR8 *) Mode) + 4);
//
// Copy all the extension options into the packet.
//
for (Index = 0; Index < Token->OptionCount; ++Index) {
- Cur = (UINT8 *) AsciiStrCpy ((CHAR8 *) Cur, (CHAR8 *) Options[Index].OptionStr);
+ Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len, (CHAR8 *) Options[Index].OptionStr);
Cur += AsciiStrLen ((CHAR8 *) Options[Index].OptionStr) + 1;
- Cur = (UINT8 *) AsciiStrCpy ((CHAR8 *) Cur, (CHAR8 *) Options[Index].ValueStr);
+ Len -= (UINT32)(AsciiStrLen ((CHAR8 *) Options[Index].OptionStr) + 1);
+ Cur = (UINT8 *) AsciiStrCpyS ((CHAR8 *) Cur, Len, (CHAR8 *) Options[Index].ValueStr);
Cur += AsciiStrLen ((CHAR8 *) (CHAR8 *) Options[Index].ValueStr) + 1;
+ Len -= (UINT32)(AsciiStrLen ((CHAR8 *) Options[Index].ValueStr) + 1);
}
//
@@ -584,7 +587,7 @@ Mtftp6SendError ( TftpError->OpCode = HTONS (EFI_MTFTP6_OPCODE_ERROR);
TftpError->Error.ErrorCode = HTONS (ErrCode);
- AsciiStrCpy ((CHAR8 *) TftpError->Error.ErrorMessage, (CHAR8 *) ErrInfo);
+ AsciiStrCpyS ((CHAR8 *) TftpError->Error.ErrorMessage, sizeof (TftpError->Error.ErrorMessage) / sizeof (TftpError->Error.ErrorMessage[0]), (CHAR8 *) ErrInfo);
//
// Save the packet buf for retransmit
|