diff options
Diffstat (limited to 'target/linux/generic')
5 files changed, 310 insertions, 2 deletions
diff --git a/target/linux/generic/config-3.3 b/target/linux/generic/config-3.3 index f53668dc45..967b89803a 100644 --- a/target/linux/generic/config-3.3 +++ b/target/linux/generic/config-3.3 @@ -491,6 +491,7 @@ CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y # CONFIG_CRYPTO_VMAC is not set # CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_XZ is not set # CONFIG_CRYPTO_XTS is not set # CONFIG_CRYPTO_ZLIB is not set # CONFIG_CRYSTALHD is not set diff --git a/target/linux/generic/patches-3.3/540-crypto-xz-decompression-support.patch b/target/linux/generic/patches-3.3/540-crypto-xz-decompression-support.patch new file mode 100644 index 0000000000..3b37007305 --- /dev/null +++ b/target/linux/generic/patches-3.3/540-crypto-xz-decompression-support.patch @@ -0,0 +1,146 @@ +--- a/crypto/Kconfig ++++ b/crypto/Kconfig +@@ -924,6 +924,13 @@ config CRYPTO_LZO + help + This is the LZO algorithm. + ++config CRYPTO_XZ ++ tristate "XZ compression algorithm" ++ select CRYPTO_ALGAPI ++ select XZ_DEC ++ help ++ This is the XZ algorithm. Only decompression is supported for now. ++ + comment "Random Number Generation" + + config CRYPTO_ANSI_CPRNG +--- a/crypto/Makefile ++++ b/crypto/Makefile +@@ -82,6 +82,7 @@ obj-$(CONFIG_CRYPTO_MICHAEL_MIC) += mich + obj-$(CONFIG_CRYPTO_CRC32C) += crc32c.o + obj-$(CONFIG_CRYPTO_AUTHENC) += authenc.o authencesn.o + obj-$(CONFIG_CRYPTO_LZO) += lzo.o ++obj-$(CONFIG_CRYPTO_XZ) += xz.o + obj-$(CONFIG_CRYPTO_RNG2) += rng.o + obj-$(CONFIG_CRYPTO_RNG2) += krng.o + obj-$(CONFIG_CRYPTO_ANSI_CPRNG) += ansi_cprng.o +--- /dev/null ++++ b/crypto/xz.c +@@ -0,0 +1,117 @@ ++/* ++ * Cryptographic API. ++ * ++ * XZ decompression support. ++ * ++ * Copyright (c) 2012 Gabor Juhos <juhosg@openwrt.org> ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published by ++ * the Free Software Foundation. ++ * ++ */ ++#include <linux/init.h> ++#include <linux/module.h> ++#include <linux/crypto.h> ++#include <linux/xz.h> ++#include <linux/interrupt.h> ++#include <linux/mm.h> ++#include <linux/net.h> ++ ++struct xz_comp_ctx { ++ struct xz_dec *decomp_state; ++ struct xz_buf decomp_buf; ++}; ++ ++static int crypto_xz_decomp_init(struct xz_comp_ctx *ctx) ++{ ++ ctx->decomp_state = xz_dec_init(XZ_SINGLE, 0); ++ if (!ctx->decomp_state) ++ return -ENOMEM; ++ ++ return 0; ++} ++ ++static void crypto_xz_decomp_exit(struct xz_comp_ctx *ctx) ++{ ++ xz_dec_end(ctx->decomp_state); ++} ++ ++static int crypto_xz_init(struct crypto_tfm *tfm) ++{ ++ struct xz_comp_ctx *ctx = crypto_tfm_ctx(tfm); ++ ++ return crypto_xz_decomp_init(ctx); ++} ++ ++static void crypto_xz_exit(struct crypto_tfm *tfm) ++{ ++ struct xz_comp_ctx *ctx = crypto_tfm_ctx(tfm); ++ ++ crypto_xz_decomp_exit(ctx); ++} ++ ++static int crypto_xz_compress(struct crypto_tfm *tfm, const u8 *src, ++ unsigned int slen, u8 *dst, unsigned int *dlen) ++{ ++ return -EOPNOTSUPP; ++} ++ ++static int crypto_xz_decompress(struct crypto_tfm *tfm, const u8 *src, ++ unsigned int slen, u8 *dst, unsigned int *dlen) ++{ ++ struct xz_comp_ctx *dctx = crypto_tfm_ctx(tfm); ++ struct xz_buf *xz_buf = &dctx->decomp_buf; ++ int ret; ++ ++ memset(xz_buf, '\0', sizeof(struct xz_buf)); ++ ++ xz_buf->in = (u8 *) src; ++ xz_buf->in_pos = 0; ++ xz_buf->in_size = slen; ++ xz_buf->out = (u8 *) dst; ++ xz_buf->out_pos = 0; ++ xz_buf->out_size = *dlen; ++ ++ ret = xz_dec_run(dctx->decomp_state, xz_buf); ++ if (ret != XZ_STREAM_END) { ++ ret = -EINVAL; ++ goto out; ++ } ++ ++ *dlen = xz_buf->out_pos; ++ ret = 0; ++ ++out: ++ return ret; ++} ++ ++static struct crypto_alg crypto_xz_alg = { ++ .cra_name = "xz", ++ .cra_flags = CRYPTO_ALG_TYPE_COMPRESS, ++ .cra_ctxsize = sizeof(struct xz_comp_ctx), ++ .cra_module = THIS_MODULE, ++ .cra_list = LIST_HEAD_INIT(crypto_xz_alg.cra_list), ++ .cra_init = crypto_xz_init, ++ .cra_exit = crypto_xz_exit, ++ .cra_u = { .compress = { ++ .coa_compress = crypto_xz_compress, ++ .coa_decompress = crypto_xz_decompress } } ++}; ++ ++static int __init crypto_xz_mod_init(void) ++{ ++ return crypto_register_alg(&crypto_xz_alg); ++} ++ ++static void __exit crypto_xz_mod_exit(void) ++{ ++ crypto_unregister_alg(&crypto_xz_alg); ++} ++ ++module_init(crypto_xz_mod_init); ++module_exit(crypto_xz_mod_exit); ++ ++MODULE_LICENSE("GPL v2"); ++MODULE_DESCRIPTION("Crypto XZ decompression support"); ++MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>"); diff --git a/target/linux/generic/patches-3.3/541-ubifs-xz-decompression-support.patch b/target/linux/generic/patches-3.3/541-ubifs-xz-decompression-support.patch new file mode 100644 index 0000000000..3c917c164c --- /dev/null +++ b/target/linux/generic/patches-3.3/541-ubifs-xz-decompression-support.patch @@ -0,0 +1,94 @@ +--- a/fs/ubifs/Kconfig ++++ b/fs/ubifs/Kconfig +@@ -5,8 +5,10 @@ config UBIFS_FS + select CRYPTO if UBIFS_FS_ADVANCED_COMPR + select CRYPTO if UBIFS_FS_LZO + select CRYPTO if UBIFS_FS_ZLIB ++ select CRYPTO if UBIFS_FS_XZ + select CRYPTO_LZO if UBIFS_FS_LZO + select CRYPTO_DEFLATE if UBIFS_FS_ZLIB ++ select CRYPTO_XZ if UBIFS_FS_XZ + depends on MTD_UBI + help + UBIFS is a file system for flash devices which works on top of UBI. +@@ -42,6 +44,14 @@ config UBIFS_FS_ZLIB + help + Zlib compresses better than LZO but it is slower. Say 'Y' if unsure. + ++config UBIFS_FS_XZ ++ bool "XZ decompression support" if UBIFS_FS_ADVANCED_COMPR ++ depends on UBIFS_FS ++ default y ++ help ++ XZ compresses better the ZLIB but it is slower. ++ Say 'Y' if unsure. ++ + # Debugging-related stuff + config UBIFS_FS_DEBUG + bool "Enable debugging support" +--- a/fs/ubifs/compress.c ++++ b/fs/ubifs/compress.c +@@ -71,6 +71,24 @@ static struct ubifs_compressor zlib_comp + }; + #endif + ++#ifdef CONFIG_UBIFS_FS_XZ ++static DEFINE_MUTEX(xz_enc_mutex); ++static DEFINE_MUTEX(xz_dec_mutex); ++ ++static struct ubifs_compressor xz_compr = { ++ .compr_type = UBIFS_COMPR_XZ, ++ .comp_mutex = &xz_enc_mutex, ++ .decomp_mutex = &xz_dec_mutex, ++ .name = "xz", ++ .capi_name = "xz", ++}; ++#else ++static struct ubifs_compressor zlib_compr = { ++ .compr_type = UBIFS_COMPR_XZ, ++ .name = "xz", ++}; ++#endif ++ + /* All UBIFS compressors */ + struct ubifs_compressor *ubifs_compressors[UBIFS_COMPR_TYPES_CNT]; + +@@ -233,9 +251,15 @@ int __init ubifs_compressors_init(void) + if (err) + goto out_lzo; + ++ err = compr_init(&xz_compr); ++ if (err) ++ goto out_zlib; ++ + ubifs_compressors[UBIFS_COMPR_NONE] = &none_compr; + return 0; + ++out_zlib: ++ compr_exit(&zlib_compr); + out_lzo: + compr_exit(&lzo_compr); + return err; +@@ -248,4 +272,5 @@ void ubifs_compressors_exit(void) + { + compr_exit(&lzo_compr); + compr_exit(&zlib_compr); ++ compr_exit(&xz_compr); + } +--- a/fs/ubifs/ubifs-media.h ++++ b/fs/ubifs/ubifs-media.h +@@ -332,12 +332,14 @@ enum { + * UBIFS_COMPR_NONE: no compression + * UBIFS_COMPR_LZO: LZO compression + * UBIFS_COMPR_ZLIB: ZLIB compression ++ * UBIFS_COMPR_XZ: XZ compression + * UBIFS_COMPR_TYPES_CNT: count of supported compression types + */ + enum { + UBIFS_COMPR_NONE, + UBIFS_COMPR_LZO, + UBIFS_COMPR_ZLIB, ++ UBIFS_COMPR_XZ, + UBIFS_COMPR_TYPES_CNT, + }; + diff --git a/target/linux/generic/patches-3.3/550-ubifs-symlink-xattr-support.patch b/target/linux/generic/patches-3.3/550-ubifs-symlink-xattr-support.patch new file mode 100644 index 0000000000..b0d818e8df --- /dev/null +++ b/target/linux/generic/patches-3.3/550-ubifs-symlink-xattr-support.patch @@ -0,0 +1,67 @@ +--- a/fs/ubifs/file.c ++++ b/fs/ubifs/file.c +@@ -1575,6 +1575,12 @@ const struct inode_operations ubifs_syml + .follow_link = ubifs_follow_link, + .setattr = ubifs_setattr, + .getattr = ubifs_getattr, ++#ifdef CONFIG_UBIFS_FS_XATTR ++ .setxattr = ubifs_setxattr, ++ .getxattr = ubifs_getxattr, ++ .listxattr = ubifs_listxattr, ++ .removexattr = ubifs_removexattr, ++#endif + }; + + const struct file_operations ubifs_file_operations = { +--- a/fs/ubifs/journal.c ++++ b/fs/ubifs/journal.c +@@ -553,7 +553,8 @@ int ubifs_jnl_update(struct ubifs_info * + + dbg_jnl("ino %lu, dent '%.*s', data len %d in dir ino %lu", + inode->i_ino, nm->len, nm->name, ui->data_len, dir->i_ino); +- ubifs_assert(dir_ui->data_len == 0); ++ if (!xent) ++ ubifs_assert(dir_ui->data_len == 0); + ubifs_assert(mutex_is_locked(&dir_ui->ui_mutex)); + + dlen = UBIFS_DENT_NODE_SZ + nm->len + 1; +@@ -573,6 +574,13 @@ int ubifs_jnl_update(struct ubifs_info * + aligned_dlen = ALIGN(dlen, 8); + aligned_ilen = ALIGN(ilen, 8); + len = aligned_dlen + aligned_ilen + UBIFS_INO_NODE_SZ; ++ if (xent) { ++ /* ++ * Make sure to account for dir_ui->data_len in ++ * length calculation in case there is extended attribute. ++ */ ++ len += dir_ui->data_len; ++ } + dent = kmalloc(len, GFP_NOFS); + if (!dent) + return -ENOMEM; +@@ -649,7 +657,8 @@ int ubifs_jnl_update(struct ubifs_info * + + ino_key_init(c, &ino_key, dir->i_ino); + ino_offs += aligned_ilen; +- err = ubifs_tnc_add(c, &ino_key, lnum, ino_offs, UBIFS_INO_NODE_SZ); ++ err = ubifs_tnc_add(c, &ino_key, lnum, ino_offs, ++ UBIFS_INO_NODE_SZ + dir_ui->data_len); + if (err) + goto out_ro; + +--- a/fs/ubifs/xattr.c ++++ b/fs/ubifs/xattr.c +@@ -209,12 +209,12 @@ static int change_xattr(struct ubifs_inf + goto out_free; + } + inode->i_size = ui->ui_size = size; +- ui->data_len = size; + + mutex_lock(&host_ui->ui_mutex); + host->i_ctime = ubifs_current_time(host); + host_ui->xattr_size -= CALC_XATTR_BYTES(ui->data_len); + host_ui->xattr_size += CALC_XATTR_BYTES(size); ++ ui->data_len = size; + + /* + * It is important to write the host inode after the xattr inode diff --git a/target/linux/generic/patches-3.3/940-ocf_kbuild_integration.patch b/target/linux/generic/patches-3.3/940-ocf_kbuild_integration.patch index 55a2bed030..b5cce90a1b 100644 --- a/target/linux/generic/patches-3.3/940-ocf_kbuild_integration.patch +++ b/target/linux/generic/patches-3.3/940-ocf_kbuild_integration.patch @@ -1,6 +1,6 @@ --- a/crypto/Kconfig +++ b/crypto/Kconfig -@@ -961,3 +961,6 @@ config CRYPTO_USER_API_SKCIPHER +@@ -968,3 +968,6 @@ config CRYPTO_USER_API_SKCIPHER source "drivers/crypto/Kconfig" endif # if CRYPTO @@ -9,7 +9,7 @@ + --- a/crypto/Makefile +++ b/crypto/Makefile -@@ -91,6 +91,8 @@ obj-$(CONFIG_CRYPTO_USER_API) += af_alg. +@@ -92,6 +92,8 @@ obj-$(CONFIG_CRYPTO_USER_API) += af_alg. obj-$(CONFIG_CRYPTO_USER_API_HASH) += algif_hash.o obj-$(CONFIG_CRYPTO_USER_API_SKCIPHER) += algif_skcipher.o |