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tst: winfsp-tests: ea_create_test

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This commit is contained in:
Bill Zissimopoulos
2019-03-14 21:36:29 -07:00
parent 3553aec992
commit d59976bd5d
6 changed files with 144 additions and 9 deletions
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15
src/dll/fsop.c
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@ -1826,18 +1826,19 @@ FSP_API BOOLEAN FspFileSystemAddEa(PFILE_FULL_EA_INFORMATION SingleEa,
{
if (0 != SingleEa)
{
PUINT8 EaPtr = (PUINT8)Ea + FSP_FSCTL_ALIGN_UP(*PBytesTransferred, sizeof(ULONG));
PUINT8 EaEnd = (PUINT8)Ea + Length;
ULONG EaLength = sizeof *SingleEa + SingleEa->EaNameLength + SingleEa->EaValueLength;
ULONG EaLen = FIELD_OFFSET(FILE_FULL_EA_INFORMATION, EaName) +
SingleEa->EaNameLength + 1 + SingleEa->EaValueLength;
Ea = (PVOID)((PUINT8)Ea + *PBytesTransferred);
if ((PUINT8)Ea + EaLength > EaEnd)
if (EaEnd < EaPtr + EaLen)
return FALSE;
memcpy(Ea, SingleEa, EaLength);
Ea->NextEntryOffset = FSP_FSCTL_ALIGN_UP(EaLength, sizeof(ULONG));
*PBytesTransferred += EaLength;
memcpy(EaPtr, SingleEa, EaLen);
((PFILE_FULL_EA_INFORMATION)EaPtr)->NextEntryOffset = FSP_FSCTL_ALIGN_UP(EaLen, sizeof(ULONG));
*PBytesTransferred = (ULONG)(EaPtr + EaLen - (PUINT8)Ea);
}
else if (sizeof *SingleEa <= *PBytesTransferred)
else if ((ULONG)FIELD_OFFSET(FILE_FULL_EA_INFORMATION, EaName) <= *PBytesTransferred)
{
PUINT8 EaEnd = (PUINT8)Ea + *PBytesTransferred;