efiinternalformrepresentation.h

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  UINT8             Flags;      // For now, if non-zero, means that it is the default option, - further definition likely above
  UINT16            Key;        // Value to be passed to caller to identify this particular op-code
} EFI_IFR_ONE_OF_OPTION;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
  UINT8             Width;      // The Size of the Data being saved
  STRING_REF        Prompt;     // The String Token for the Prompt
  STRING_REF        Help;       // The string Token for the context-help
  UINT8             Flags;      // This is included solely for purposes of interactive/dynamic support.
  UINT16            Key;        // Value to be passed to caller to identify this particular op-code
  UINT16            Minimum;
  UINT16            Maximum;
  UINT16            Step;       // If step is 0, then manual input is specified, otherwise, left/right arrow selection is called for
  UINT16            Default;
} EFI_IFR_NUMERIC;

//
// There is an interesting twist with regards to Time and Date.  This is one of the few items which can accept input from
// a user, however may or may not need to use storage in the NVRAM space.  The decided method for determining if NVRAM space
// will be used (only for a TimeOp or DateOp) is:  If .QuestionId == 0 && .Width == 0 (normally an impossibility) then use system
// resources to store the data away and not NV resources.  In other words, the setup engine will call gRT->SetTime, and gRT->SetDate
// for the saving of data, and the values displayed will be from the gRT->GetXXXX series of calls.
//
typedef struct {
  EFI_IFR_NUMERIC Hour;
  EFI_IFR_NUMERIC Minute;
  EFI_IFR_NUMERIC Second;
} EFI_IFR_TIME;

typedef struct {
  EFI_IFR_NUMERIC Year;
  EFI_IFR_NUMERIC Month;
  EFI_IFR_NUMERIC Day;
} EFI_IFR_DATE;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId;   // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
  UINT8             Width;        // The Size of the Data being saved -- BUGBUG -- remove someday
  STRING_REF        Prompt;       // The String Token for the Prompt
  STRING_REF        Help;         // The string Token for the context-help
  UINT8             Flags;        // This is included solely for purposes of interactive/dynamic support.
  UINT16            Key;          // Value to be passed to caller to identify this particular op-code
  UINT8             MinSize;      // Minimum allowable sized password
  UINT8             MaxSize;      // Maximum allowable sized password
  UINT16            Encoding;
} EFI_IFR_PASSWORD;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId;   // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
  UINT8             Width;        // The Size of the Data being saved -- BUGBUG -- remove someday
  STRING_REF        Prompt;       // The String Token for the Prompt
  STRING_REF        Help;         // The string Token for the context-help
  UINT8             Flags;        // This is included solely for purposes of interactive/dynamic support.
  UINT16            Key;          // Value to be passed to caller to identify this particular op-code
  UINT8             MinSize;      // Minimum allowable sized password
  UINT8             MaxSize;      // Maximum allowable sized password
} EFI_IFR_STRING;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_END_ONE_OF;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            Value;
  UINT16            Key;
} EFI_IFR_HIDDEN;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT8             Flags;
} EFI_IFR_SUPPRESS;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT8             Flags;
} EFI_IFR_GRAYOUT;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  STRING_REF        Popup;
  UINT8             Flags;
} EFI_IFR_INCONSISTENT;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId;   // offset into variable storage
  UINT8             Width;        // size of variable storage
  UINT16            Value;        // value to compare against
} EFI_IFR_EQ_ID_VAL;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId;   // offset into variable storage
  UINT8             Width;        // size of variable storage
  UINT16            ListLength;
  UINT16            ValueList[1];
} EFI_IFR_EQ_ID_LIST;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId1;  // offset into variable storage for first value to compare
  UINT8             Width;        // size of variable storage (must be same for both)
  UINT16            QuestionId2;  // offset into variable storage for second value to compare
} EFI_IFR_EQ_ID_ID;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            VariableId;   // offset into variable storage
  UINT16            Value;        // value to compare against
} EFI_IFR_EQ_VAR_VAL;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_AND;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_OR;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_NOT;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_END_IF;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            FormId;
  STRING_REF        Prompt;
  STRING_REF        Help;
  UINT8             Flags;
  UINT16            Key;
} EFI_IFR_SAVE_DEFAULTS;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  STRING_REF        Help;
  STRING_REF        Text;
  STRING_REF        TextTwo;      // optional text
} EFI_IFR_INVENTORY;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  EFI_GUID          Guid;         // GUID for the variable
  UINT16            VarId;        // variable store ID, as referenced elsewhere in the form
  UINT16            Size;         // size of the variable storage
} EFI_IFR_VARSTORE;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            VarId;        // variable store ID, as referenced elsewhere in the form
} EFI_IFR_VARSTORE_SELECT;

//
// Used for the ideqid VFR statement where two variable stores may be referenced in the
// same VFR statement.
// A browser should treat this as an EFI_IFR_VARSTORE_SELECT statement and assume that all following
// IFR opcodes use the VarId as defined here.
//
typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            VarId;          // variable store ID, as referenced elsewhere in the form
  UINT16            SecondaryVarId; // variable store ID, as referenced elsewhere in the form
} EFI_IFR_VARSTORE_SELECT_PAIR;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_TRUE;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_FALSE;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_GT;

typedef struct {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_GE;

//
// Save defaults and restore defaults have same structure
//
#define EFI_IFR_RESTORE_DEFAULTS  EFI_IFR_SAVE_DEFAULTS

typedef struct {
  EFI_IFR_OP_HEADER Header;
  STRING_REF        Title;        // The string token for the banner title
  UINT16            LineNumber;   // 1-based line number
  UINT8             Alignment;    // left, center, or right-aligned
} EFI_IFR_BANNER;

typedef struct {
  EFI_IFR_OP_HEADER Header;
  UINT16            QuestionId;   // Offset into the map
  UINT8             StorageWidth; // Width of the value
  CHAR8             Data[1];      // The Data itself
} EFI_IFR_NV_DATA;

#define EFI_IFR_BANNER_ALIGN_LEFT   0
#define EFI_IFR_BANNER_ALIGN_CENTER 1
#define EFI_IFR_BANNER_ALIGN_RIGHT  2
#define EFI_IFR_BANNER_TIMEOUT      0xFF

#pragma pack()

#endif