From 087747cd4354f73e4002b07bc449862470ca6fc4 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sat, 3 Mar 2012 10:08:31 +0000 Subject: [PATCH] tools/mtd-utils: update mkfs.ubifs XZ support SVN-Revision: 30796 --- .../patches/136-mkfs.ubifs-xz-support.patch | 178 +++++++++++++++--- 1 file changed, 148 insertions(+), 30 deletions(-) diff --git a/tools/mtd-utils/patches/136-mkfs.ubifs-xz-support.patch b/tools/mtd-utils/patches/136-mkfs.ubifs-xz-support.patch index a574d2e2fe..fccc0b4ded 100644 --- a/tools/mtd-utils/patches/136-mkfs.ubifs-xz-support.patch +++ b/tools/mtd-utils/patches/136-mkfs.ubifs-xz-support.patch @@ -217,51 +217,169 @@ rm -f $(BUILDDIR)/hashtable/*.o cscope.* --- a/mkfs.ubifs/mkfs.ubifs.c +++ b/mkfs.ubifs/mkfs.ubifs.c -@@ -178,8 +178,8 @@ static const char *helptext = +@@ -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 compression type - \"lzo\", \"favor_lzo\", \"zlib\",\n" -+" \"xz\" or \"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" -@@ -208,7 +208,7 @@ static const char *helptext = - "-h, --help display this help text\n\n" - "Note, SIZE is specified in bytes, but it may also be specified in Kilobytes,\n" - "Megabytes, and Gigabytes if a KiB, MiB, or GiB suffix is used.\n\n" --"If you specify \"lzo\" or \"zlib\" compressors, mkfs.ubifs will use this compressor\n" -+"If you specify \"lzo\", \"xz\" or \"zlib\" compressors, mkfs.ubifs will use this compressor\n" - "for all data. The \"none\" disables any data compression. The \"favor_lzo\" is not\n" - "really a separate compressor. It is just a method of combining \"lzo\" and \"zlib\"\n" - "compressors. Namely, mkfs.ubifs tries to compress data with both \"lzo\" and \"zlib\"\n" -@@ -653,10 +653,13 @@ static int get_options(int argc, char**a - c->favor_lzo = 1; - else if (strcmp(optarg, "zlib") == 0) - c->default_compr = UBIFS_COMPR_ZLIB; -+ else if (strcmp(optarg, "xz") == 0) -+ c->default_compr = UBIFS_COMPR_XZ; - else if (strcmp(optarg, "none") == 0) - c->default_compr = UBIFS_COMPR_NONE; - else if (strcmp(optarg, "lzo") != 0) ++"-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); ++ 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); -@@ -765,6 +768,9 @@ static int get_options(int argc, char**a - case UBIFS_COMPR_ZLIB: - printf("\tcompr: zlib\n"); +@@ -665,6 +707,12 @@ static int get_options(int argc, char**a + return err_msg("bad favor LZO percent '%s'", + optarg); break; -+ case UBIFS_COMPR_XZ: -+ printf("\tcompr: xz\n"); ++ 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 UBIFS_COMPR_NONE: - printf("\tcompr: none\n"); - 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 (forced_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 @@ -- 2.30.2