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add comment clarifying busybox's use of non-standard tar header
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@ -61,6 +61,9 @@ char get_header_tar(archive_handle_t *archive_handle)
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char linkname[100]; /* 157-256 */
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/* POSIX: "ustar" NUL "00" */
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/* GNU tar: "ustar " NUL */
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/* Normally it's defined as magic[6] followed by
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* version[2], but we put them together to save code.
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*/
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char magic[8]; /* 257-264 */
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char uname[32]; /* 265-296 */
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char gname[32]; /* 297-328 */
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@ -52,13 +52,16 @@ struct TarHeader { /* byte offset */
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char linkname[NAME_SIZE]; /* 157-256 */
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/* POSIX: "ustar" NUL "00" */
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/* GNU tar: "ustar " NUL */
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/* Normally it's defined as magic[6] followed by
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* version[2], but we put them together to save code.
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*/
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char magic[8]; /* 257-264 */
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char uname[32]; /* 265-296 */
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char gname[32]; /* 297-328 */
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char devmajor[8]; /* 329-336 */
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char devminor[8]; /* 337-344 */
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char prefix[155]; /* 345-499 */
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char padding[12]; /* 500-512 (pad to exactly the TAR_BLOCK_SIZE) */
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char padding[12]; /* 500-512 (pad to exactly TAR_BLOCK_SIZE) */
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};
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/*
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