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tar2qfile: fix padding handling

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Marek Marczykowski-Górecki 2013-11-24 04:38:36 +01:00
parent 3c43f20d9e
commit 52d696a0c3
1 changed files with 4 additions and 4 deletions
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8
qubes-rpc/tar2qfile.c
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@ -756,8 +756,8 @@ ustar_rd (int fd, struct file_header * untrusted_hdr, char *buf, struct stat * s
}
}
// Extract extra padding
fprintf(stderr,"Need to remove pad:%ld %ld\n",untrusted_hdr->filelen,BLKMULT-(untrusted_hdr->filelen%BLKMULT));
if (untrusted_hdr->filelen%BLKMULT < BLKMULT)
fprintf(stderr,"Need to remove pad:%lld %lld\n",untrusted_hdr->filelen,BLKMULT-(untrusted_hdr->filelen%BLKMULT));
if (untrusted_hdr->filelen%BLKMULT > 0)
ret = read(fd, buf, BLKMULT-(untrusted_hdr->filelen%BLKMULT));
fprintf(stderr,"Removed %d bytes of padding\n",ret);
@ -844,8 +844,8 @@ void tar_file_processor(int fd, struct filters *filters)
}
// Extract extra padding
fprintf(stderr,"Need to remove pad:%ld %ld %ld\n",to_skip,hdr.filelen,BLKMULT-(hdr.filelen%BLKMULT));
if (hdr.filelen%BLKMULT < BLKMULT) {
fprintf(stderr,"Need to remove pad:%ld %lld %lld\n",to_skip,hdr.filelen,BLKMULT-(hdr.filelen%BLKMULT));
if (hdr.filelen%BLKMULT > 0) {
ret = read(fd, &buf, BLKMULT-(hdr.filelen%BLKMULT));
fprintf(stderr,"Removed %d bytes of padding\n",ret);
}