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_()
26 	if ((uintptr_t)fdt & 7)  in fdt_ro_probe_()
29 	if (fdt_magic(fdt) == FDT_MAGIC) {  in fdt_ro_probe_()
32 			if (fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)  in fdt_ro_probe_()
34 			if (fdt_last_comp_version(fdt) >  in fdt_ro_probe_()
38 	} else if (fdt_magic(fdt) == FDT_SW_MAGIC) {  in fdt_ro_probe_()
40 		if (!can_assume(VALID_INPUT) && fdt_size_dt_struct(fdt) == 0)  in fdt_ro_probe_()
83 size_t fdt_header_size(const void *fdt)  in fdt_header_size()  argument
86 		fdt_header_size_(fdt_version(fdt));  in fdt_header_size()
89 int fdt_check_header(const void *fdt)  in fdt_check_header()  argument
94 	if ((uintptr_t)fdt & 7)  in fdt_check_header()
97 	if (fdt_magic(fdt) != FDT_MAGIC)  in fdt_check_header()
100 		if ((fdt_version(fdt) < FDT_FIRST_SUPPORTED_VERSION)  in fdt_check_header()
101 		    || (fdt_last_comp_version(fdt) >  in fdt_check_header()
104 		if (fdt_version(fdt) < fdt_last_comp_version(fdt))  in fdt_check_header()
107 	hdrsize = fdt_header_size(fdt);  in fdt_check_header()
109 		if ((fdt_totalsize(fdt) < hdrsize)  in fdt_check_header()
110 		    || (fdt_totalsize(fdt) > INT_MAX))  in fdt_check_header()
114 		if (!check_off_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
115 				fdt_off_mem_rsvmap(fdt)))  in fdt_check_header()
119 		if (!can_assume(LATEST) && fdt_version(fdt) < 17) {  in fdt_check_header()
120 			if (!check_off_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
121 					fdt_off_dt_struct(fdt)))  in fdt_check_header()
124 			if (!check_block_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
125 					  fdt_off_dt_struct(fdt),  in fdt_check_header()
126 					  fdt_size_dt_struct(fdt)))  in fdt_check_header()
131 		if (!check_block_(hdrsize, fdt_totalsize(fdt),  in fdt_check_header()
132 				  fdt_off_dt_strings(fdt),  in fdt_check_header()
133 				  fdt_size_dt_strings(fdt)))  in fdt_check_header()
140 const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len)  in fdt_offset_ptr()  argument
143 	unsigned int absoffset = offset + fdt_off_dt_struct(fdt);  in fdt_offset_ptr()
151 		    || (absoffset + len) > fdt_totalsize(fdt))  in fdt_offset_ptr()
154 	if (can_assume(LATEST) || fdt_version(fdt) >= 0x11)  in fdt_offset_ptr()
156 		    || ((offset + len) > fdt_size_dt_struct(fdt)))  in fdt_offset_ptr()
159 	return fdt_offset_ptr_(fdt, offset);  in fdt_offset_ptr()
162 uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset)  in fdt_next_tag()  argument
170 	tagp = fdt_offset_ptr(fdt, offset, FDT_TAGSIZE);  in fdt_next_tag()
181 			p = fdt_offset_ptr(fdt, offset++, 1);  in fdt_next_tag()
188 		lenp = fdt_offset_ptr(fdt, offset, sizeof(*lenp));  in fdt_next_tag()
202 		    fdt_version(fdt) < 0x10 && len >= 8 &&  in fdt_next_tag()
216 	if (!fdt_offset_ptr(fdt, startoffset, offset - startoffset))  in fdt_next_tag()
223 int fdt_check_node_offset_(const void *fdt, int offset)  in fdt_check_node_offset_()  argument
229 	if (fdt_next_tag(fdt, offset, &offset) != FDT_BEGIN_NODE)  in fdt_check_node_offset_()
235 int fdt_check_prop_offset_(const void *fdt, int offset)  in fdt_check_prop_offset_()  argument
241 	if (fdt_next_tag(fdt, offset, &offset) != FDT_PROP)  in fdt_check_prop_offset_()
247 int fdt_next_node(const void *fdt, int offset, int *depth)  in fdt_next_node()  argument
253 		if ((nextoffset = fdt_check_node_offset_(fdt, offset)) < 0)  in fdt_next_node()
258 		tag = fdt_next_tag(fdt, offset, &nextoffset);  in fdt_next_node()
287 int fdt_first_subnode(const void *fdt, int offset)  in fdt_first_subnode()  argument
291 	offset = fdt_next_node(fdt, offset, &depth);  in fdt_first_subnode()
298 int fdt_next_subnode(const void *fdt, int offset)  in fdt_next_subnode()  argument
307 		offset = fdt_next_node(fdt, offset, &depth);  in fdt_next_subnode()
327 int fdt_move(const void *fdt, void *buf, int bufsize)  in fdt_move()  argument
332 	FDT_RO_PROBE(fdt);  in fdt_move()
334 	if (fdt_totalsize(fdt) > (unsigned int)bufsize)  in fdt_move()
337 	memmove(buf, fdt, fdt_totalsize(fdt));  in fdt_move()