mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-20 21:17:08 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30797 3c298f89-4303-0410-b956-a3cf2f4a3e73
405 lines
11 KiB
Diff
405 lines
11 KiB
Diff
--- a/Makefile
|
|
+++ b/Makefile
|
|
@@ -1,7 +1,7 @@
|
|
|
|
# -*- sh -*-
|
|
|
|
-CPPFLAGS += -I./include $(ZLIBCPPFLAGS) $(LZOCPPFLAGS) -I./include/linux/lzma
|
|
+CPPFLAGS += -I./include $(ZLIBCPPFLAGS) $(LZOCPPFLAGS) $(XZCPPFLAGS) -I./include/linux/lzma
|
|
|
|
ifeq ($(WITHOUT_XATTR), 1)
|
|
CPPFLAGS += -DWITHOUT_XATTR
|
|
--- a/mkfs.ubifs/compr.c
|
|
+++ b/mkfs.ubifs/compr.c
|
|
@@ -127,6 +127,114 @@ static inline int lzo_init(void) { retur
|
|
static inline void lzo_fini(void) { }
|
|
#endif
|
|
|
|
+#ifndef WITHOUT_XZ
|
|
+
|
|
+#include <lzma.h>
|
|
+
|
|
+struct xz_ctx {
|
|
+ lzma_filter filters[3];
|
|
+ lzma_options_lzma opts;
|
|
+};
|
|
+
|
|
+static struct xz_ctx *xz_ctx;
|
|
+
|
|
+#define LZMA_COMPRESSION_LEVEL 9
|
|
+
|
|
+static struct xz_ctx *xz_ctx_init(void)
|
|
+{
|
|
+ struct xz_ctx *ctx;
|
|
+ lzma_options_lzma *opts_lzma;
|
|
+ uint32_t preset;
|
|
+ int ret;
|
|
+
|
|
+ ctx = malloc(sizeof(struct xz_ctx));
|
|
+ if (ctx == NULL)
|
|
+ goto err;
|
|
+
|
|
+ memset(ctx, 0, sizeof(struct xz_ctx));
|
|
+
|
|
+ opts_lzma = &ctx->opts;
|
|
+
|
|
+ preset = LZMA_COMPRESSION_LEVEL | LZMA_PRESET_EXTREME;
|
|
+ ret = lzma_lzma_preset(opts_lzma, preset);
|
|
+ if (ret)
|
|
+ goto err_free_ctx;
|
|
+
|
|
+ /* TODO: allow to specify LZMA options via command line */
|
|
+#if 0
|
|
+ opts_lzma->lc = 3;
|
|
+ opts_lzma->lp = 0;
|
|
+ opts_lzma->pb = 2;
|
|
+ opts_lzma->nice_len = 64;
|
|
+#else
|
|
+ opts_lzma->lc = 0;
|
|
+ opts_lzma->lp = 2;
|
|
+ opts_lzma->pb = 2;
|
|
+ opts_lzma->nice_len = 64;
|
|
+#endif
|
|
+
|
|
+ ctx->filters[0].id = LZMA_FILTER_LZMA2;
|
|
+ ctx->filters[0].options = opts_lzma;
|
|
+ ctx->filters[1].id = LZMA_VLI_UNKNOWN;
|
|
+
|
|
+ return ctx;
|
|
+
|
|
+err_free_ctx:
|
|
+ free(ctx);
|
|
+err:
|
|
+ return NULL;
|
|
+}
|
|
+
|
|
+static void xz_ctx_free(struct xz_ctx *ctx)
|
|
+{
|
|
+ free(ctx);
|
|
+}
|
|
+
|
|
+static int xz_init(void)
|
|
+{
|
|
+ xz_ctx = xz_ctx_init();
|
|
+ if (xz_ctx == NULL)
|
|
+ return -1;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void xz_fini(void)
|
|
+{
|
|
+ xz_ctx_free(xz_ctx);
|
|
+}
|
|
+
|
|
+static int xz_compress(void *in_buf, size_t in_len, void *out_buf,
|
|
+ size_t *out_len)
|
|
+{
|
|
+ size_t ret_len;
|
|
+ lzma_ret ret_xz;
|
|
+ int ret;
|
|
+
|
|
+ ret = -1;
|
|
+
|
|
+ ret_len = 0;
|
|
+ ret_xz = lzma_stream_buffer_encode(xz_ctx->filters, LZMA_CHECK_CRC32,
|
|
+ NULL, in_buf, in_len, out_buf,
|
|
+ &ret_len, *out_len);
|
|
+ if (ret_xz != LZMA_OK) {
|
|
+ fprintf(stderr, "XZ error: %d\n", (int) ret_xz);
|
|
+ goto out;
|
|
+ }
|
|
+
|
|
+ *out_len = ret_len;
|
|
+
|
|
+ ret = 0;
|
|
+out:
|
|
+ return ret;
|
|
+}
|
|
+#else
|
|
+static inline int xz_init(void) { return 0; }
|
|
+static inline void xz_fini(void) { }
|
|
+static inline int xz_compress(void *in_buf, size_t in_len, void *out_buf,
|
|
+ size_t *out_len) { return -1; }
|
|
+#endif
|
|
+
|
|
static int no_compress(void *in_buf, size_t in_len, void *out_buf,
|
|
size_t *out_len)
|
|
{
|
|
@@ -199,6 +307,9 @@ int compress_data(void *in_buf, size_t i
|
|
case MKFS_UBIFS_COMPR_LZO:
|
|
ret = lzo_compress(in_buf, in_len, out_buf, out_len);
|
|
break;
|
|
+ case MKFS_UBIFS_COMPR_XZ:
|
|
+ ret = xz_compress(in_buf, in_len, out_buf, out_len);
|
|
+ break;
|
|
case MKFS_UBIFS_COMPR_ZLIB:
|
|
ret = zlib_deflate(in_buf, in_len, out_buf, out_len);
|
|
break;
|
|
@@ -226,12 +337,18 @@ int init_compression(void)
|
|
if (ret)
|
|
goto err;
|
|
|
|
+ ret = xz_init();
|
|
+ if (ret)
|
|
+ goto err_lzo;
|
|
+
|
|
zlib_buf = malloc(UBIFS_BLOCK_SIZE * WORST_COMPR_FACTOR);
|
|
if (!zlib_buf)
|
|
- goto err_lzo;
|
|
+ goto err_xz;
|
|
|
|
return 0;
|
|
|
|
+err_xz:
|
|
+ xz_fini();
|
|
err_lzo:
|
|
lzo_fini();
|
|
err:
|
|
@@ -241,6 +358,7 @@ err:
|
|
void destroy_compression(void)
|
|
{
|
|
free(zlib_buf);
|
|
+ xz_fini();
|
|
lzo_fini();
|
|
if (errcnt)
|
|
fprintf(stderr, "%llu compression errors occurred\n", errcnt);
|
|
--- a/mkfs.ubifs/compr.h
|
|
+++ b/mkfs.ubifs/compr.h
|
|
@@ -36,6 +36,7 @@ enum compression_type
|
|
MKFS_UBIFS_COMPR_NONE,
|
|
MKFS_UBIFS_COMPR_LZO,
|
|
MKFS_UBIFS_COMPR_ZLIB,
|
|
+ MKFS_UBIFS_COMPR_XZ,
|
|
};
|
|
|
|
int compress_data(void *in_buf, size_t in_len, void *out_buf, size_t *out_len,
|
|
--- a/mkfs.ubifs/Makefile
|
|
+++ b/mkfs.ubifs/Makefile
|
|
@@ -6,21 +6,33 @@ ALL_SOURCES=*.[ch] hashtable/*.[ch]
|
|
|
|
TARGETS = mkfs.ubifs
|
|
|
|
+MKFS_UBIFS_OBJS = $(addprefix $(BUILDDIR)/,\
|
|
+ crc16.o lpt.o compr.o devtable.o \
|
|
+ hashtable/hashtable.o hashtable/hashtable_itr.o)
|
|
+
|
|
ifeq ($(WITHOUT_LZO), 1)
|
|
CPPFLAGS += -DWITHOUT_LZO
|
|
else
|
|
LZOLDLIBS = -llzo2
|
|
endif
|
|
|
|
-LDLIBS_mkfs.ubifs = -lz $(LZOLDLIBS) -lm -luuid -L$(BUILDDIR)/../ubi-utils/ -lubi
|
|
+ifeq ($(WITHOUT_XZ), 1)
|
|
+ CPPFLAGS += -DWITHOUT_XZ
|
|
+else
|
|
+ifneq ($(LZMA_STATIC_LIB),)
|
|
+ MKFS_UBIFS_OBJS += $(LZMA_STATIC_LIB)
|
|
+else
|
|
+ XZLDLIBS = -llzma
|
|
+endif
|
|
+endif
|
|
+
|
|
+LDLIBS_mkfs.ubifs = -lz $(LZOLDLIBS) $(XZLDLIBS) -lm -luuid -L$(BUILDDIR)/../ubi-utils/ -lubi
|
|
LDLIBS_mkfs.ubifs += -L$(BUILDDIR)/../lib -lmtd
|
|
-LDLIBS_mkfs.ubifs += $(ZLIBLDFLAGS) $(LZOLDFLAGS)
|
|
+LDLIBS_mkfs.ubifs += $(ZLIBLDFLAGS) $(LZOLDFLAGS) $(XZLDFLAGS)
|
|
|
|
include ../common.mk
|
|
|
|
-$(BUILDDIR)/mkfs.ubifs: $(addprefix $(BUILDDIR)/,\
|
|
- crc16.o lpt.o compr.o devtable.o \
|
|
- hashtable/hashtable.o hashtable/hashtable_itr.o)
|
|
+$(BUILDDIR)/mkfs.ubifs: $(MKFS_UBIFS_OBJS)
|
|
|
|
clean::
|
|
rm -f $(BUILDDIR)/hashtable/*.o cscope.*
|
|
--- a/mkfs.ubifs/mkfs.ubifs.c
|
|
+++ b/mkfs.ubifs/mkfs.ubifs.c
|
|
@@ -98,6 +98,9 @@ struct ubifs_info info_;
|
|
static struct ubifs_info *c = &info_;
|
|
static libubi_t ubi;
|
|
|
|
+static int force_compr_set;
|
|
+static int force_compr;
|
|
+
|
|
/* Debug levels are: 0 (none), 1 (statistics), 2 (files) ,3 (more details) */
|
|
int debug_level;
|
|
int verbose;
|
|
@@ -132,7 +135,7 @@ static struct inum_mapping **hash_table;
|
|
/* Inode creation sequence number */
|
|
static unsigned long long creat_sqnum;
|
|
|
|
-static const char *optstring = "d:r:m:o:D:h?vVe:c:g:f:Fp:k:x:X:j:R:l:j:UQq";
|
|
+static const char *optstring = "d:r:m:o:D:h?vVe:c:g:f:Fp:k:x:X:y:j:R:l:j:UQq";
|
|
|
|
static const struct option longopts[] = {
|
|
{"root", 1, NULL, 'r'},
|
|
@@ -149,6 +152,7 @@ static const struct option longopts[] =
|
|
{"reserved", 1, NULL, 'R'},
|
|
{"compr", 1, NULL, 'x'},
|
|
{"favor-percent", 1, NULL, 'X'},
|
|
+ {"force-compr", 1, NULL, 'y'},
|
|
{"fanout", 1, NULL, 'f'},
|
|
{"space-fixup", 0, NULL, 'F'},
|
|
{"keyhash", 1, NULL, 'k'},
|
|
@@ -178,11 +182,13 @@ static const char *helptext =
|
|
"-o, --output=FILE output to FILE\n"
|
|
"-j, --jrn-size=SIZE journal size\n"
|
|
"-R, --reserved=SIZE how much space should be reserved for the super-user\n"
|
|
-"-x, --compr=TYPE compression type - \"lzo\", \"favor_lzo\", \"zlib\" or\n"
|
|
-" \"none\" (default: \"lzo\")\n"
|
|
+"-x, --compr=TYPE default compression type - \"lzo\", \"favor_lzo\",\n"
|
|
+" \"zlib\" or \"none\" (default: \"lzo\")\n"
|
|
"-X, --favor-percent may only be used with favor LZO compression and defines\n"
|
|
" how many percent better zlib should compress to make\n"
|
|
" mkfs.ubifs use zlib instead of LZO (default 20%)\n"
|
|
+"-y, --force-compr=TYPE force to build the fs with different compression -\n"
|
|
+" \"lzo\", \"zlib\" or \"none\"\n"
|
|
"-f, --fanout=NUM fanout NUM (default: 8)\n"
|
|
"-F, --space-fixup file-system free space has to be fixed up on first mount\n"
|
|
" (requires kernel version 3.0 or greater)\n"
|
|
@@ -530,6 +536,43 @@ static int open_ubi(const char *node)
|
|
return 0;
|
|
}
|
|
|
|
+static const char *get_compr_str(int compr)
|
|
+{
|
|
+ switch (compr) {
|
|
+ case UBIFS_COMPR_LZO:
|
|
+ return "lzo";
|
|
+ case UBIFS_COMPR_ZLIB:
|
|
+ return "zlib";
|
|
+ case UBIFS_COMPR_XZ:
|
|
+ return "xz";
|
|
+ case UBIFS_COMPR_NONE:
|
|
+ return "none";
|
|
+ }
|
|
+
|
|
+ return "unknown";
|
|
+}
|
|
+
|
|
+static int get_compr_option(char *opt, int *compr_type, int *favor_lzo)
|
|
+{
|
|
+ *compr_type = UBIFS_COMPR_LZO;
|
|
+
|
|
+ if (favor_lzo)
|
|
+ *favor_lzo = 0;
|
|
+
|
|
+ if (favor_lzo && strcmp(optarg, "favor_lzo") == 0)
|
|
+ *favor_lzo = 1;
|
|
+ else if (strcmp(optarg, "zlib") == 0)
|
|
+ *compr_type = UBIFS_COMPR_ZLIB;
|
|
+ else if (strcmp(optarg, "xz") == 0)
|
|
+ *compr_type = UBIFS_COMPR_XZ;
|
|
+ else if (strcmp(optarg, "none") == 0)
|
|
+ *compr_type = UBIFS_COMPR_NONE;
|
|
+ else if (strcmp(optarg, "lzo") != 0)
|
|
+ return -1;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
static int get_options(int argc, char**argv)
|
|
{
|
|
int opt, i;
|
|
@@ -649,14 +692,13 @@ static int get_options(int argc, char**a
|
|
return err_msg("bad key hash");
|
|
break;
|
|
case 'x':
|
|
- if (strcmp(optarg, "favor_lzo") == 0)
|
|
- c->favor_lzo = 1;
|
|
- else if (strcmp(optarg, "zlib") == 0)
|
|
- c->default_compr = UBIFS_COMPR_ZLIB;
|
|
- else if (strcmp(optarg, "none") == 0)
|
|
- c->default_compr = UBIFS_COMPR_NONE;
|
|
- else if (strcmp(optarg, "lzo") != 0)
|
|
- return err_msg("bad compressor name");
|
|
+ if (get_compr_option(optarg, &c->default_compr,
|
|
+ &c->favor_lzo))
|
|
+ return err_msg("bad compressor name '%s'",
|
|
+ optarg);
|
|
+ if (c->default_compr == UBIFS_COMPR_XZ)
|
|
+ return err_msg("'%s' can't be used as default compressor",
|
|
+ optarg);
|
|
break;
|
|
case 'X':
|
|
c->favor_percent = strtol(optarg, &endp, 0);
|
|
@@ -665,6 +707,12 @@ static int get_options(int argc, char**a
|
|
return err_msg("bad favor LZO percent '%s'",
|
|
optarg);
|
|
break;
|
|
+ case 'y':
|
|
+ if (get_compr_option(optarg, &force_compr, NULL))
|
|
+ return err_msg("bad forced compressor name '%s'",
|
|
+ optarg);
|
|
+ force_compr_set = 1;
|
|
+ break;
|
|
case 'j':
|
|
c->max_bud_bytes = get_bytes(optarg);
|
|
if (c->max_bud_bytes <= 0)
|
|
@@ -749,6 +797,9 @@ static int get_options(int argc, char**a
|
|
c->min_io_size = 8;
|
|
c->rp_size = add_space_overhead(c->rp_size);
|
|
|
|
+ if (force_compr_set == 0)
|
|
+ force_compr = c->default_compr;
|
|
+
|
|
if (verbose) {
|
|
printf("mkfs.ubifs\n");
|
|
printf("\troot: %s\n", root);
|
|
@@ -758,17 +809,10 @@ static int get_options(int argc, char**a
|
|
printf("\toutput: %s\n", output);
|
|
printf("\tjrn_size: %llu\n", c->max_bud_bytes);
|
|
printf("\treserved: %llu\n", c->rp_size);
|
|
- switch (c->default_compr) {
|
|
- case UBIFS_COMPR_LZO:
|
|
- printf("\tcompr: lzo\n");
|
|
- break;
|
|
- case UBIFS_COMPR_ZLIB:
|
|
- printf("\tcompr: zlib\n");
|
|
- break;
|
|
- case UBIFS_COMPR_NONE:
|
|
- printf("\tcompr: none\n");
|
|
- break;
|
|
- }
|
|
+ printf("\tcompr: %s\n", get_compr_str(c->default_compr));
|
|
+ if (force_compr_set)
|
|
+ printf("\tforced compr: %s\n",
|
|
+ get_compr_str(force_compr));
|
|
printf("\tkeyhash: %s\n", (c->key_hash == key_r5_hash) ?
|
|
"r5" : "test");
|
|
printf("\tfanout: %d\n", c->fanout);
|
|
@@ -1353,7 +1397,7 @@ static int add_file(const char *path_nam
|
|
use_compr = UBIFS_COMPR_LZO;
|
|
else
|
|
#endif
|
|
- use_compr = c->default_compr;
|
|
+ use_compr = force_compr;
|
|
compr_type = compress_data(buf, bytes_read, &dn->data,
|
|
&out_len, use_compr);
|
|
dn->compr_type = cpu_to_le16(compr_type);
|
|
--- a/mkfs.ubifs/mkfs.ubifs.h
|
|
+++ b/mkfs.ubifs/mkfs.ubifs.h
|
|
@@ -77,6 +77,9 @@
|
|
#if MKFS_UBIFS_COMPR_ZLIB != UBIFS_COMPR_ZLIB
|
|
#error MKFS_UBIFS_COMPR_ZLIB != UBIFS_COMPR_ZLIB
|
|
#endif
|
|
+#if MKFS_UBIFS_COMPR_XZ != UBIFS_COMPR_XZ
|
|
+#error MKFS_UBIFS_COMPR_XZ != UBIFS_COMPR_XZ
|
|
+#endif
|
|
|
|
extern int verbose;
|
|
extern int debug_level;
|
|
--- a/mkfs.ubifs/ubifs-media.h
|
|
+++ b/mkfs.ubifs/ubifs-media.h
|
|
@@ -303,6 +303,7 @@ enum {
|
|
UBIFS_COMPR_NONE,
|
|
UBIFS_COMPR_LZO,
|
|
UBIFS_COMPR_ZLIB,
|
|
+ UBIFS_COMPR_XZ,
|
|
UBIFS_COMPR_TYPES_CNT,
|
|
};
|
|
|