35 #include <dwarf.h>
39 dwarf_next_unit (Dwarf *dwarf, Dwarf_Off off, Dwarf_Off *next_off,  in dwarf_next_unit()  argument
46   return __libdw_next_unit (dwarf, v4_debug_types, off, next_off,  in dwarf_next_unit()
55 __libdw_next_unit (Dwarf *dwarf, bool v4_debug_types, Dwarf_Off off,  in INTDEF()
62   /* Note that debug_type units come from .debug_types in DWARF < 5 and  in INTDEF()
63      from .debug_info in DWARF >= 5.  If the user requested the  in INTDEF()
69   if (dwarf == NULL)  in INTDEF()
74       || unlikely (dwarf->sectiondata[sec_idx] == NULL)  in INTDEF()
78       || unlikely (off + 4 >= dwarf->sectiondata[sec_idx]->d_size))  in INTDEF()
86   const unsigned char *data = dwarf->sectiondata[sec_idx]->d_buf;  in INTDEF()
88   const unsigned char *bytes_end = data + dwarf->sectiondata[sec_idx]->d_size;  in INTDEF()
96 	 including the length field itself. In the 32-bit DWARF format,  in INTDEF()
98 	 0xfffffff0); in the 64-bit DWARF format, this consists of the  in INTDEF()
101 	 indicates whether this unit is 32-bit of 64-bit DWARF, which  in INTDEF()
105 	 DWARF information for that compilation unit. For DWARF Version  in INTDEF()
110       3. For DWARF 2, 3 and 4 (including v4 type units):  in INTDEF()
114 	 the 32-bit DWARF format, this is a 4-byte unsigned length; in  in INTDEF()
115 	 the 64-bit DWARF format, this is an 8-byte unsigned length (see  in INTDEF()
118 	 For DWARF 5:  in INTDEF()
124       4. For all DWARF versions (including v4 type units):  in INTDEF()
129 	 for DWARF versions 2, 3 and 4 (except for v4 type units).  in INTDEF()
131       5. For DWARF 5 only (this is field 3 for DWARF 2, 3, 4 and v4 types):  in INTDEF()
135 	 the 32-bit DWARF format, this is a 4-byte unsigned length; in  in INTDEF()
136 	 the 64-bit DWARF format, this is an 8-byte unsigned length.  in INTDEF()
139          DWARF 5 optional (skeleton, split_compile, type and  in INTDEF()
145          DWARF 5 optional (type and split_type) and v4 type units:  in INTDEF()
146          A 4-byte or 8-byte unsigned offset. In the 32-bit DWARF format,  in INTDEF()
147          this is a 4-byte unsigned length; in the 64-bit DWARF format,  in INTDEF()
152   uint64_t length = read_4ubyte_unaligned_inc (dwarf, bytes);  in INTDEF()
155      used to indicate that 64-bit dwarf information is being used, the  in INTDEF()
169       /* This is a 64-bit DWARF format.  */  in INTDEF()
172       length = read_8ubyte_unaligned_inc (dwarf, bytes);  in INTDEF()
178   uint_fast16_t version = read_2ubyte_unaligned_inc (dwarf, bytes);  in INTDEF()
180   /* We keep unit_type at zero for older DWARF since we cannot  in INTDEF()
216 		>= dwarf->sectiondata[sec_idx]->d_size))  in INTDEF()
229      depends on whether this is a 32-bit or 64-bit DWARF definition.  */  in INTDEF()
230   if (__libdw_read_offset_inc (dwarf, sec_idx, &bytes, offset_size,  in INTDEF()
243       sig_id = read_8ubyte_unaligned_inc (dwarf, bytes);  in INTDEF()
248 	  if (__libdw_read_offset_inc (dwarf, sec_idx, &bytes, offset_size,  in INTDEF()
301 dwarf_nextcu (Dwarf *dwarf, Dwarf_Off off, Dwarf_Off *next_off,  in dwarf_nextcu()  argument
305   return INTUSE(dwarf_next_unit) (dwarf, off, next_off, header_sizep, NULL,  in dwarf_nextcu()