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[SCSIPORT] Trim the Device ID and the Device Description

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- Extend CopyField to support a default character and trimming.
- Use CopyField instead of CopyFieldTruncate.

CORE-17396
This commit is contained in:
Eric Kohl 2020-12-12 12:46:11 +01:00
parent 8ba87f972d
commit e64984cabb
1 changed files with 41 additions and 48 deletions
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89
drivers/storage/port/scsiport/pdo.c
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@ -124,7 +124,9 @@ ULONG
CopyField(
IN PUCHAR Name,
IN PCHAR Buffer,
IN ULONG MaxLength)
IN ULONG MaxLength,
IN CHAR DefaultCharacter,
IN BOOLEAN Trim)
{
ULONG Index;
@ -133,7 +135,7 @@ CopyField(
if (Name[Index] <= ' ' || Name[Index] >= 0x7F /* last printable ascii character */ || Name[Index] == ',')
{
// convert to underscore
Buffer[Index] = '_';
Buffer[Index] = DefaultCharacter;
}
else
{
@ -142,33 +144,19 @@ CopyField(
}
}
return MaxLength;
}
static
ULONG
CopyFieldTruncate(
IN PUCHAR Name,
IN PCHAR Buffer,
IN ULONG MaxLength)
{
ULONG Index;
for (Index = 0; Index < MaxLength; Index++)
/* Trim trailing default characters */
if (Trim)
{
if (Name[Index] == '\0')
Index = MaxLength - 1;
for (;;)
{
break;
}
else if (Name[Index] <= ' ' || Name[Index] >= 0x7F /* last printable ascii character */ || Name[Index] == ',')
{
// convert to space
Buffer[Index] = ' ';
}
else
{
// just copy character
Buffer[Index] = Name[Index];
if (Buffer[Index] != DefaultCharacter)
{
Index++;
break;
}
Index--;
}
}
@ -201,13 +189,17 @@ PdoHandleQueryDeviceText(
{
DPRINT("DeviceTextDescription\n");
Offset += CopyFieldTruncate(InquiryData->VendorId,
&LocalBuffer[Offset],
sizeof(InquiryData->VendorId));
Offset += CopyField(InquiryData->VendorId,
&LocalBuffer[Offset],
sizeof(InquiryData->VendorId),
' ',
TRUE);
LocalBuffer[Offset++] = ' ';
Offset += CopyFieldTruncate(InquiryData->ProductId,
&LocalBuffer[Offset],
sizeof(InquiryData->ProductId));
Offset += CopyField(InquiryData->ProductId,
&LocalBuffer[Offset],
sizeof(InquiryData->ProductId),
' ',
TRUE);
LocalBuffer[Offset++] = '\0';
RtlInitAnsiString(&AnsiString, (PCSZ)&LocalBuffer);
@ -287,11 +279,12 @@ PdoHandleQueryDeviceId(
Offset = sprintf(&Buffer[Offset], "SCSI\\");
Offset += sprintf(&Buffer[Offset], DeviceType);
Offset += sprintf(&Buffer[Offset], "&Ven_");
Offset += CopyField(InquiryData->VendorId, &Buffer[Offset], 8);
Offset += CopyField(InquiryData->VendorId, &Buffer[Offset], 8, '_', TRUE);
Offset += sprintf(&Buffer[Offset], "&Prod_");
Offset += CopyField(InquiryData->ProductId, &Buffer[Offset], 16);
Offset += CopyField(InquiryData->ProductId, &Buffer[Offset], 16, '_', TRUE);
Offset += sprintf(&Buffer[Offset], "&Rev_");
Offset += CopyField(InquiryData->ProductRevisionLevel, &Buffer[Offset], 4);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Buffer[Offset], 4, '_', TRUE);
Buffer[Offset] = '\0';
RtlInitAnsiString(&AnsiString, (PCSZ)Buffer);
@ -372,9 +365,9 @@ PdoHandleQueryHardwareId(
Offset = 0;
Offset = sprintf(&Id1[Offset], "SCSI\\");
Offset += sprintf(&Id1[Offset], DeviceType);
Offset += CopyField(InquiryData->VendorId, &Id1[Offset], 8);
Offset += CopyField(InquiryData->ProductId, &Id1[Offset], 16);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id1[Offset], 4);
Offset += CopyField(InquiryData->VendorId, &Id1[Offset], 8, '_', FALSE);
Offset += CopyField(InquiryData->ProductId, &Id1[Offset], 16, '_', FALSE);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id1[Offset], 4, '_', FALSE);
Id1Length = strlen(Id1) + 1;
DPRINT("PdoHandleQueryHardwareId HardwareId1 %s\n", Id1);
@ -384,8 +377,8 @@ PdoHandleQueryHardwareId(
Offset = 0;
Offset = sprintf(&Id2[Offset], "SCSI\\");
Offset += sprintf(&Id2[Offset], DeviceType);
Offset += CopyField(InquiryData->VendorId, &Id2[Offset], 8);
Offset += CopyField(InquiryData->ProductId, &Id2[Offset], 16);
Offset += CopyField(InquiryData->VendorId, &Id2[Offset], 8, '_', FALSE);
Offset += CopyField(InquiryData->ProductId, &Id2[Offset], 16, '_', FALSE);
Id2Length = strlen(Id2) + 1;
DPRINT("PdoHandleQueryHardwareId HardwareId2 %s\n", Id2);
@ -395,7 +388,7 @@ PdoHandleQueryHardwareId(
Offset = 0;
Offset = sprintf(&Id3[Offset], "SCSI\\");
Offset += sprintf(&Id3[Offset], DeviceType);
Offset += CopyField(InquiryData->VendorId, &Id3[Offset], 8);
Offset += CopyField(InquiryData->VendorId, &Id3[Offset], 8, '_', FALSE);
Id3Length = strlen(Id3) + 1;
DPRINT("PdoHandleQueryHardwareId HardwareId3 %s\n", Id3);
@ -404,9 +397,9 @@ PdoHandleQueryHardwareId(
RtlZeroMemory(Id4, sizeof(Id4));
Offset = 0;
Offset = sprintf(&Id4[Offset], "SCSI\\");
Offset += CopyField(InquiryData->VendorId, &Id4[Offset], 8);
Offset += CopyField(InquiryData->ProductId, &Id4[Offset], 16);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id4[Offset], 1);
Offset += CopyField(InquiryData->VendorId, &Id4[Offset], 8, '_', FALSE);
Offset += CopyField(InquiryData->ProductId, &Id4[Offset], 16, '_', FALSE);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id4[Offset], 1, '_', FALSE);
Id4Length = strlen(Id4) + 1;
DPRINT("PdoHandleQueryHardwareId HardwareId4 %s\n", Id4);
@ -414,9 +407,9 @@ PdoHandleQueryHardwareId(
// VendorId(8)_ProductId(16)_Revision(1)
RtlZeroMemory(Id5, sizeof(Id5));
Offset = 0;
Offset = CopyField(InquiryData->VendorId, &Id5[Offset], 8);
Offset += CopyField(InquiryData->ProductId, &Id5[Offset], 16);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id5[Offset], 1);
Offset = CopyField(InquiryData->VendorId, &Id5[Offset], 8, '_', FALSE);
Offset += CopyField(InquiryData->ProductId, &Id5[Offset], 16, '_', FALSE);
Offset += CopyField(InquiryData->ProductRevisionLevel, &Id5[Offset], 1, '_', FALSE);
Id5Length = strlen(Id5) + 1;
DPRINT("PdoHandleQueryHardwareId HardwareId5 %s\n", Id5);