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| author | Ethan Yonker <dees_troy@teamw.in> | 2016-12-09 21:52:12 +0100 |
|---|---|---|
| committer | Ethan Yonker <dees_troy@teamw.in> | 2016-12-13 21:25:04 +0100 |
| commit | 79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5 (patch) | |
| tree | fef98df68f755305fcbb4da7d5cfaf0a8409a400 /libtar/extract.c | |
| parent | Support File Based Encryption (diff) | |
| download | android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar.gz android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar.bz2 android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar.lz android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar.xz android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.tar.zst android_bootable_recovery-79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5.zip | |
Diffstat (limited to 'libtar/extract.c')
| -rw-r--r-- | libtar/extract.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/libtar/extract.c b/libtar/extract.c index 6a63ff738..ba29a7771 100644 --- a/libtar/extract.c +++ b/libtar/extract.c @@ -32,6 +32,10 @@ # include "selinux/selinux.h" #endif +#ifdef HAVE_EXT4_CRYPT +# include "ext4crypt_tar.h" +#endif + const unsigned long long progress_size = (unsigned long long)(T_BLOCKSIZE); static int @@ -492,7 +496,7 @@ tar_extract_dir(TAR *t, const char *realname) } else { -#ifdef DEBUG +#if 1 //def DEBUG puts(" *** using existing directory"); #endif return 1; @@ -507,6 +511,28 @@ tar_extract_dir(TAR *t, const char *realname) } } +#ifdef HAVE_EXT4_CRYPT + if(t->th_buf.e4crypt_policy != NULL) + { +#ifdef DEBUG + printf("tar_extract_file(): restoring EXT4 crypt policy %s to dir %s\n", t->th_buf.e4crypt_policy, realname); +#endif + char binary_policy[EXT4_KEY_DESCRIPTOR_SIZE]; + if (!lookup_ref_tar(t->th_buf.e4crypt_policy, &binary_policy)) { + printf("error looking up proper e4crypt policy for '%s' - %s\n", realname, t->th_buf.e4crypt_policy); + return -1; + } + char policy_hex[EXT4_KEY_DESCRIPTOR_HEX]; + policy_to_hex(binary_policy, policy_hex); + printf("restoring policy %s > '%s' to '%s'\n", t->th_buf.e4crypt_policy, policy_hex, realname); + if (!e4crypt_policy_set(realname, binary_policy, EXT4_KEY_DESCRIPTOR_SIZE, 0)) + { + printf("tar_extract_file(): failed to restore EXT4 crypt policy %s to dir '%s' '%s'!!!\n", t->th_buf.e4crypt_policy, realname, policy_hex); + //return -1; // This may not be an error in some cases, so log and ignore + } + } +#endif + return 0; } |