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SMBIOS: improves garbage data cleanup code

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Carter Li
2026-03-21 18:27:48 +08:00
parent c8fcabf4cc
commit a4bc3c812d
1 changed files with 18 additions and 2 deletions
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src/common/impl/smbiosHelper.c
+18 -2
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@@ -18,6 +18,7 @@ bool ffIsSmbiosValueSet(FFstrbuf* value)
!ffStrbufIgnCaseEqualS(value, "None") &&
!ffStrbufIgnCaseEqualS(value, "System Name") &&
!ffStrbufIgnCaseEqualS(value, "System Version") &&
!ffStrbufIgnCaseEqualS(value, "System SKU#") &&
!ffStrbufIgnCaseEqualS(value, "Default string") &&
!ffStrbufIgnCaseEqualS(value, "Undefined") &&
!ffStrbufIgnCaseEqualS(value, "Not Specified") &&
@@ -32,8 +33,23 @@ bool ffIsSmbiosValueSet(FFstrbuf* value)
!ffStrbufIgnCaseEqualS(value, "All Series") &&
!ffStrbufIgnCaseEqualS(value, "N/A") &&
!ffStrbufIgnCaseEqualS(value, "Unknown") &&
!ffStrbufIgnCaseEqualS(value, "Standard") &&
!ffStrbufIgnCaseEqualS(value, "0x0000")
!ffStrbufIgnCaseEqualS(value, "Standard") && ({
// Some SMBIOS implementations use "0x0000" to indicate an unset value, even for strings.
bool zero = ffStrbufStartsWithS(value, "0x0");
if (zero)
{
for (size_t i = 2; i < value->length; i++)
{
char c = value->chars[i];
if (c != '0')
{
zero = false;
break;
}
}
}
!zero;
})
;
}