Skip site navigation (1)Skip section navigation (2)

FreeBSD Manual Pages

  
 
  

home | help
DWARF_EXPR_CURRENT_... FreeBSD Library Functions Manual	DWARF_EXPR_CURRENT_...

NAME
     dwarf_expr_current_offset -- retrieve the number of bytes in a location
     expression	stream

LIBRARY
     DWARF Access Library (libdwarf, -ldwarf)

SYNOPSIS
     #include <libdwarf.h>

     Dwarf_Unsigned
     dwarf_expr_current_offset(Dwarf_P_Expr expr, Dwarf_Error *err);

DESCRIPTION
     Function dwarf_expr_current_offset() returns the size in bytes of the
     stream representation of a	location expression.

     Argument expr should reference a location expression descriptor allocated
     using dwarf_new_expr(3).

     If	argument err is	not NULL, it will be used to store error information
     in	case of	an error.

RETURN VALUES
     On	success, function dwarf_expr_current_offset() returns the size in
     bytes of the location descriptor's	stream representation.	In case	of an
     error, function dwarf_expr_current_offset() returns DW_DLV_NOCOUNT	and
     sets the argument err.

ERRORS
     Function dwarf_expr_current_offset() can fail with:

     [DW_DLE_ARGUMENT]	Argument expr was NULL.

SEE ALSO
     dwarf(3), dwarf_add_expr_addr(3), dwarf_add_expr_addr_b(3),
     dwarf_add_expr_gen(3), dwarf_expr_into_block(3), dwarf_new_expr(3)

FreeBSD	13.0		      September	13, 2011		  FreeBSD 13.0

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | ERRORS | SEE ALSO

Want to link to this manual page? Use this URL:
<https://www.freebsd.org/cgi/man.cgi?query=dwarf_expr_current_offset&sektion=3&manpath=FreeBSD+12.1-RELEASE+and+Ports>

home | help