18 int32_t fdt_ro_probe_(const void *fdt)  in fdt_ro_probe_()  argument
20 	uint32_t totalsize = fdt_totalsize(fdt);  in fdt_ro_probe_()
25 	if (fdt_magic(fdt) == FDT_MAGIC) {  in fdt_ro_probe_()
28 			if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)  in fdt_ro_probe_()
30 			if (fdt_last_comp_version(fdt) >  in fdt_ro_probe_()
34 	} else if (fdt_magic(fdt) == FDT_SW_MAGIC) {  in fdt_ro_probe_()
36 		if (!can_assume(VALID_INPUT) && fdt_size_dt_struct(fdt) == 0)  in fdt_ro_probe_()
79 size_t fdt_header_size(const void *fdt)  in fdt_header_size()  argument
82 		fdt_header_size_(fdt_version(fdt));  in fdt_header_size()
85 int fdt_check_header(const void *fdt)  in fdt_check_header()  argument
89 	if (fdt_magic(fdt) != FDT_MAGIC)  in fdt_check_header()
92 		if ((fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)  in fdt_check_header()
93 		    || (fdt_last_comp_version(fdt) >  in fdt_check_header()
96 		if (fdt_version(fdt) < fdt_last_comp_version(fdt))  in fdt_check_header()
99 	hdrsize = fdt_header_size(fdt);  in fdt_check_header()
102 		if ((fdt_totalsize(fdt) < hdrsize)  in fdt_check_header()
103 		    || (fdt_totalsize(fdt) > INT_MAX))  in fdt_check_header()
107 		if (!check_off_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
108 				fdt_off_mem_rsvmap(fdt)))  in fdt_check_header()
114 		if (!can_assume(LATEST) && fdt_version(fdt) < 17) {  in fdt_check_header()
115 			if (!check_off_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
116 					fdt_off_dt_struct(fdt)))  in fdt_check_header()
119 			if (!check_block_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
120 					  fdt_off_dt_struct(fdt),  in fdt_check_header()
121 					  fdt_size_dt_struct(fdt)))  in fdt_check_header()
126 		if (!check_block_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
127 				  fdt_off_dt_strings(fdt),  in fdt_check_header()
128 				  fdt_size_dt_strings(fdt)))  in fdt_check_header()
135 const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len)  in fdt_offset_ptr()  argument
138 	unsigned int absoffset = offset + fdt_off_dt_struct(fdt);  in fdt_offset_ptr()
146 		    || (absoffset + len) > fdt_totalsize(fdt))  in fdt_offset_ptr()
149 	if (can_assume(LATEST) || fdt_version(fdt) >= 0x11)  in fdt_offset_ptr()
151 		    || ((offset + len) > fdt_size_dt_struct(fdt)))  in fdt_offset_ptr()
154 	return fdt_offset_ptr_(fdt, offset);  in fdt_offset_ptr()
157 uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset)  in fdt_next_tag()  argument
165 	tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);  in fdt_next_tag()
176 			p = fdt_offset_ptr(fdt, offset++, 1);  in fdt_next_tag()
183 		lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));  in fdt_next_tag()
190 		    fdt_version(fdt) < 0x10 && fdt32_to_cpu(*lenp) >= 8 &&  in fdt_next_tag()
204 	if (!fdt_offset_ptr(fdt, startoffset, offset - startoffset))  in fdt_next_tag()
211 int fdt_check_node_offset_(const void *fdt, int offset)  in fdt_check_node_offset_()  argument
217 	if (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE)  in fdt_check_node_offset_()
223 int fdt_check_prop_offset_(const void *fdt, int offset)  in fdt_check_prop_offset_()  argument
229 	if (fdt_next_tag(fdt, offset, &offset) != FDT_PROP)  in fdt_check_prop_offset_()
235 int fdt_next_node(const void *fdt, int offset, int *depth)  in fdt_next_node()  argument
241 		if ((nextoffset = fdt_check_node_offset_(fdt, offset)) < 0)  in fdt_next_node()
246 		tag = fdt_next_tag(fdt, offset, &nextoffset);  in fdt_next_node()
275 int fdt_first_subnode(const void *fdt, int offset)  in fdt_first_subnode()  argument
279 	offset = fdt_next_node(fdt, offset, &depth);  in fdt_first_subnode()
286 int fdt_next_subnode(const void *fdt, int offset)  in fdt_next_subnode()  argument
295 		offset = fdt_next_node(fdt, offset, &depth);  in fdt_next_subnode()
315 int fdt_move(const void *fdt, void *buf, int bufsize)  in fdt_move()  argument
320 	FDT_RO_PROBE(fdt);  in fdt_move()
322 	if (fdt_totalsize(fdt) > (unsigned int)bufsize)  in fdt_move()
325 	memmove(buf, fdt, fdt_totalsize(fdt));  in fdt_move()