diff options
Diffstat (limited to 'archival/tar.c')
| -rw-r--r-- | archival/tar.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/archival/tar.c b/archival/tar.c index f3594f6..5b7c142 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -42,12 +42,8 @@ #ifdef CONFIG_FEATURE_TAR_CREATE /* Tar file constants */ -# define TAR_MAGIC "ustar" /* ustar and a null */ -# define TAR_VERSION " " /* Be compatible with GNU tar format */ #define TAR_BLOCK_SIZE 512 -#define TAR_MAGIC_LEN 6 -#define TAR_VERSION_LEN 2 /* POSIX tar Header Block, from POSIX 1003.1-1990 */ #define NAME_SIZE 100 @@ -208,15 +204,14 @@ static inline int writeTarHeader(struct TarBallInfo *tbInfo, memset(&header, 0, size); - strncpy(header.name, header_name, sizeof(header.name)); + safe_strncpy(header.name, header_name, sizeof(header.name)); putOctal(header.mode, sizeof(header.mode), statbuf->st_mode); putOctal(header.uid, sizeof(header.uid), statbuf->st_uid); putOctal(header.gid, sizeof(header.gid), statbuf->st_gid); putOctal(header.size, sizeof(header.size), 0); /* Regular file size is handled later */ putOctal(header.mtime, sizeof(header.mtime), statbuf->st_mtime); - strncpy(header.magic, TAR_MAGIC TAR_VERSION, - TAR_MAGIC_LEN + TAR_VERSION_LEN); + strcpy(header.magic, "ustar "); /* Enter the user and group names (default to root if it fails) */ if (bb_getpwuid(header.uname, statbuf->st_uid, sizeof(header.uname)) == NULL) |