2.2.30 FAX_DEVICE_PROVIDER_INFO
An array of the FAX_DEVICE_PROVIDER_INFO data type can be passed as an out parameter (as a byte array) in a FAX_EnumerateProviders (section 3.1.4.1.19) call.
This data structure is custom marshaled as follows and uses the custom-marshaling rules defined in section 2.2.1.
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Fixed_Portion (52 bytes) |
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Variable_Data (variable) |
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Fixed_Portion (52 bytes):
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1dwSizeOfStruct
lpcwstrFriendlyNameOffset
lpcwstrImageNameOffset
lpcwstrProviderNameOffset
lpcwstrGUIDOffset
dwCapabilities
Version_Fixed_Portion (20 bytes)
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Status
dwLastError
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dwSizeOfStruct (4 bytes): A DWORD ([MS-DTYP] section 2.2.9) that holds the size, in bytes, of the structure. MUST be set to 52 bytes.
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lpcwstrFriendlyNameOffset (4 bytes): Offset to the lpcwstrFriendlyName field in the Variable_Data portion of the structure.
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lpcwstrImageNameOffset (4 bytes): Offset to the lpcwstrImageName field in the Variable_Data portion of the structure.
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lpcwstrProviderNameOffset (4 bytes): Offset to the lpcwstrProviderName field in the Variable_Data portion of the structure.
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lpcwstrGUIDOffset (4 bytes): Offset to the lpcwstrGUID field in the Variable_Data portion of the structure.
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dwCapabilities (4 bytes): A DWORD variable that holds the bitwise combination of capabilities of the FSP. This value MUST be set to zero.
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Version_Fixed_Portion (20 bytes): A FAX_VERSION (section 2.2.22) structure that holds the version of the fax service execution components.
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Status (4 bytes): A FAX_ENUM_PROVIDER_STATUS (section 2.2.57) enumeration which holds the status of the FSP.
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dwLastError (4 bytes): A DWORD that holds the error code that was encountered while the provider was loaded and initialized.
Variable_Data (variable):
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1lpcwstrFriendlyName (variable)
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lpcwstrImageName (variable)
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lpcwstrProviderName (variable)
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lpcwstrGUID (variable)
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lpcwstrFriendlyName (variable): A null-terminated string, which holds the FSP's user-friendly name suitable for display.
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lpcwstrImageName (variable): A null-terminated string which holds the full path and file name for the FSP execution components.<9>
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lpcwstrProviderName (variable): A null-terminated string which holds the name of the telephony service provider associated with the devices for the FSP.
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lpcwstrGUID (variable): A null-terminated string which holds the GUID for the FSP.