88 		   int len, int even_ebadmsg)  in ubifs_leb_read()  argument
92 	err = ubi_read(c->ubi, lnum, buf, offs, len);  in ubifs_leb_read()
99 			  len, lnum, offs, err);  in ubifs_leb_read()
106 		    int len)  in ubifs_leb_write()  argument
114 		err = ubi_leb_write(c->ubi, lnum, buf, offs, len);  in ubifs_leb_write()
116 		err = dbg_leb_write(c, lnum, buf, offs, len);  in ubifs_leb_write()
119 			  len, lnum, offs, err);  in ubifs_leb_write()
126 int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len)  in ubifs_leb_change()  argument
134 		err = ubi_leb_change(c->ubi, lnum, buf, len);  in ubifs_leb_change()
136 		err = dbg_leb_change(c, lnum, buf, len);  in ubifs_leb_change()
139 			  len, lnum, err);  in ubifs_leb_change()
251 	node_len = le32_to_cpu(ch->len);  in ubifs_check_node()
256 		if (node_len != c->ranges[type].len)  in ubifs_check_node()
321 		ch->len = cpu_to_le32(UBIFS_PAD_NODE_SZ);  in ubifs_pad()
356 void ubifs_init_node(struct ubifs_info *c, void *node, int len, int pad)  in ubifs_init_node()  argument
361 	ubifs_assert(c, len >= UBIFS_CH_SZ);  in ubifs_init_node()
364 	ch->len = cpu_to_le32(len);  in ubifs_init_node()
370 		len = ALIGN(len, 8);  in ubifs_init_node()
371 		pad = ALIGN(len, c->min_io_size) - len;  in ubifs_init_node()
372 		ubifs_pad(c, node + len, pad);  in ubifs_init_node()
376 void ubifs_crc_node(struct ubifs_info *c, void *node, int len)  in ubifs_crc_node()  argument
381 	crc = crc32(UBIFS_CRC32_INIT, node + 8, len - 8);  in ubifs_crc_node()
400 int ubifs_prepare_node_hmac(struct ubifs_info *c, void *node, int len,  in ubifs_prepare_node_hmac()  argument
405 	ubifs_init_node(c, node, len, pad);  in ubifs_prepare_node_hmac()
408 		err = ubifs_node_insert_hmac(c, node, len, hmac_offs);  in ubifs_prepare_node_hmac()
413 	ubifs_crc_node(c, node, len);  in ubifs_prepare_node_hmac()
429 void ubifs_prepare_node(struct ubifs_info *c, void *node, int len, int pad)  in ubifs_prepare_node()  argument
435 	ubifs_prepare_node_hmac(c, node, len, 0, pad);  in ubifs_prepare_node()
448 void ubifs_prep_grp_node(struct ubifs_info *c, void *node, int len, int last)  in ubifs_prep_grp_node()  argument
454 	ubifs_assert(c, len >= UBIFS_CH_SZ);  in ubifs_prep_grp_node()
457 	ch->len = cpu_to_le32(len);  in ubifs_prep_grp_node()
464 	crc = crc32(UBIFS_CRC32_INIT, node + 8, len - 8);  in ubifs_prep_grp_node()
718 int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)  in ubifs_wbuf_write_nolock()  argument
721 	int err, written, n, aligned_len = ALIGN(len, 8);  in ubifs_wbuf_write_nolock()
723 	dbg_io("%d bytes (%s) to jhead %s wbuf at LEB %d:%d", len,  in ubifs_wbuf_write_nolock()
726 	ubifs_assert(c, len > 0 && wbuf->lnum >= 0 && wbuf->lnum < c->leb_cnt);  in ubifs_wbuf_write_nolock()
754 		memcpy(wbuf->buf + wbuf->used, buf, len);  in ubifs_wbuf_write_nolock()
801 		len -= wbuf->avail;  in ubifs_wbuf_write_nolock()
820 		len -= wbuf->size;  in ubifs_wbuf_write_nolock()
842 		len -= n;  in ubifs_wbuf_write_nolock()
853 		memcpy(wbuf->buf, buf + written, len);  in ubifs_wbuf_write_nolock()
880 		  len, wbuf->lnum, wbuf->offs, err);  in ubifs_wbuf_write_nolock()
902 int ubifs_write_node_hmac(struct ubifs_info *c, void *buf, int len, int lnum,  in ubifs_write_node_hmac()  argument
905 	int err, buf_len = ALIGN(len, c->min_io_size);  in ubifs_write_node_hmac()
908 	       lnum, offs, dbg_ntype(((struct ubifs_ch *)buf)->node_type), len,  in ubifs_write_node_hmac()
918 	err = ubifs_prepare_node_hmac(c, buf, len, hmac_offs, 1);  in ubifs_write_node_hmac()
943 int ubifs_write_node(struct ubifs_info *c, void *buf, int len, int lnum,  in ubifs_write_node()  argument
946 	return ubifs_write_node_hmac(c, buf, len, lnum, offs, -1);  in ubifs_write_node()
964 int ubifs_read_node_wbuf(struct ubifs_wbuf *wbuf, void *buf, int type, int len,  in ubifs_read_node_wbuf()  argument
972 	       dbg_ntype(type), len, dbg_jhead(wbuf->jhead));  in ubifs_read_node_wbuf()
978 	overlap = (lnum == wbuf->lnum && offs + len > wbuf->offs);  in ubifs_read_node_wbuf()
982 		return ubifs_read_node(c, buf, type, len, lnum, offs);  in ubifs_read_node_wbuf()
991 	memcpy(buf + rlen, wbuf->buf + offs + rlen - wbuf->offs, len - rlen);  in ubifs_read_node_wbuf()
1013 	rlen = le32_to_cpu(ch->len);  in ubifs_read_node_wbuf()
1014 	if (rlen != len) {  in ubifs_read_node_wbuf()
1015 		ubifs_err(c, "bad node length %d, expected %d", rlen, len);  in ubifs_read_node_wbuf()
1041 int ubifs_read_node(const struct ubifs_info *c, void *buf, int type, int len,  in ubifs_read_node()  argument
1047 	dbg_io("LEB %d:%d, %s, length %d", lnum, offs, dbg_ntype(type), len);  in ubifs_read_node()
1049 	ubifs_assert(c, len >= UBIFS_CH_SZ && offs + len <= c->leb_size);  in ubifs_read_node()
1053 	err = ubifs_leb_read(c, lnum, buf, offs, len, 0);  in ubifs_read_node()
1069 	l = le32_to_cpu(ch->len);  in ubifs_read_node()
1070 	if (l != len) {  in ubifs_read_node()
1071 		ubifs_errc(c, "bad node length %d, expected %d", l, len);  in ubifs_read_node()