NAME
dwarf_formsig8 —
return the 64-bit type
signature for a DWARF type
LIBRARY
DWARF Access Library (libdwarf, -ldwarf)
SYNOPSIS
#include <libdwarf.h>
int
dwarf_formsig8(
Dwarf_Attribute attr,
Dwarf_Sig8 *ret,
Dwarf_Error
*err);
DESCRIPTION
Function
dwarf_formsig8() sets the location pointed to by
argument
ret to the 64-bit type signature that is the
value of the attribute referenced by argument
attr. The
form of argument
attr must be
DW_FORM_ref_sig8
.
If argument
err is not NULL, it will be used to return an
error descriptor in case of an error.
RETURN VALUES
Function
dwarf_formsig8() returns
DW_DLV_OK
on success. In case of an error, it returns
DW_DLV_ERROR
and sets argument
err.
ERRORS
Function
dwarf_formsig8() may fail with the following errors:
-
-
- [
DW_DLE_ARGUMENT
]
- Either of arguments attr or
ret was NULL.
-
-
- [
DW_DLE_ATTR_FORM_BAD
]
- The attribute referenced by argument
attr was not of a permitted kind.
SEE ALSO
dwarf(3),
dwarf_attr(3),
dwarf_formflag(3),
dwarf_formref(3),
dwarf_formsdata(3),
dwarf_formstring(3),
dwarf_formudata(3),
dwarf_hasattr(3)
HISTORY
Type signatures were added in version 4 of the DWARF specification.