diff options
Diffstat (limited to 'libdwarf/dwarf_global.h')
-rw-r--r-- | libdwarf/dwarf_global.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/libdwarf/dwarf_global.h b/libdwarf/dwarf_global.h new file mode 100644 index 0000000..f1a8e93 --- /dev/null +++ b/libdwarf/dwarf_global.h @@ -0,0 +1,126 @@ +/* + + Copyright (C) 2000,2004,2005 Silicon Graphics, Inc. All Rights Reserved. + Portions Copyright (C) 2011 David Anderson. All Rights Reserved. + + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2.1 of the GNU Lesser General Public License + as published by the Free Software Foundation. + + This program is distributed in the hope that it would be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + + Further, this software is distributed without any warranty that it is + free of the rightful claim of any third person regarding infringement + or the like. Any license provided herein, whether implied or + otherwise, applies only to this software file. Patent licenses, if + any, provided herein do not apply to combinations of this program with + other software, or any other product whatsoever. + + You should have received a copy of the GNU Lesser General Public + License along with this program; if not, write the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston MA 02110-1301, + USA. + + Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane, + Mountain View, CA 94043, or: + + http://www.sgi.com + + For further information regarding this notice, see: + + http://oss.sgi.com/projects/GenInfo/NoticeExplan + +*/ + + + + +typedef struct Dwarf_Global_Context_s *Dwarf_Global_Context; + +/* + This struct contains header information for a set of pubnames. + Essentially, they contain the context for a set of pubnames + belonging to a compilation-unit. + + This is also used for the sgi-specific + weaknames, typenames, varnames, funcnames data: + the structs for those are incomplete and + instances of this are used instead. + + Also used for DWARF3 .debug_pubtypes. + + These never refer to .debug_types, only to .debug_info. + +*/ +struct Dwarf_Global_Context_s { + + /* Length in .debug_pubnames (etc) of a set of names for a + compilation-unit. Dwarf_Word pu_length; The value is not made + available outside libdwarf and not used inside, so no need to + record it. */ + + /* For this context, size of a length. 4 or 8 */ + unsigned char pu_length_size; + + /* For this CU, size of the extension 0 except for dwarf2 extension + 64bit, in which case is 4. */ + unsigned char pu_extension_size; + + /* Offset into .debug_info of the compilation-unit header (not DIE) + for this set of pubnames. */ + Dwarf_Off pu_offset_of_cu_header; + + /* Size of compilation-unit that these pubnames are in. */ + Dwarf_Unsigned pu_info_length; + + Dwarf_Debug pu_dbg; +}; + + +/* This struct contains information for a single pubname. */ +struct Dwarf_Global_s { + + /* Offset from the start of the corresponding compilation-unit of + the DIE for the given pubname CU. */ + Dwarf_Off gl_named_die_offset_within_cu; + + /* Points to the given pubname. */ + Dwarf_Small *gl_name; + + /* Context for this pubname. */ + Dwarf_Global_Context gl_context; +}; + +int _dwarf_internal_get_pubnames_like_data(Dwarf_Debug dbg, + Dwarf_Small * + section_data_ptr, + Dwarf_Unsigned + section_length, + Dwarf_Global ** globals, + Dwarf_Signed * return_count, + Dwarf_Error * error, + int context_code, + int global_code, + int length_err_num, + int version_err_num); + +void +_dwarf_internal_globals_dealloc( Dwarf_Debug dbg, Dwarf_Global *dwgl, + Dwarf_Signed count, + int context_code, + int global_code, + int list_code); + + +#ifdef __sgi /* __sgi should only be defined for IRIX/MIPS. */ +void _dwarf_fix_up_offset_irix(Dwarf_Debug dbg, + Dwarf_Unsigned *varp, + char *caller_site_name); +#define FIX_UP_OFFSET_IRIX_BUG(ldbg,var,name) _dwarf_fix_up_offset_irix(ldbg,&var,name) +#else +#define FIX_UP_OFFSET_IRIX_BUG(ldbg,var,name) +#endif + |