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fix: Skip the padding field when calculating header checksums

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This commit is contained in:
apio 2023-01-19 22:32:01 +01:00
parent 240a4f2f1a
commit d8faf424ad
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 1 additions and 1 deletions
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src/util.c
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@ -203,7 +203,7 @@ uint32_t minitar_checksum_header(const struct tar_header* hdr)
const uint8_t* ptr = (const uint8_t*)hdr; const uint8_t* ptr = (const uint8_t*)hdr;
// Sum up all bytes in the header, as unsigned bytes... // Sum up all bytes in the header, as unsigned bytes...
while (ptr < (const uint8_t*)hdr + sizeof *hdr) while (ptr < (const uint8_t*)hdr + (sizeof *hdr - sizeof hdr->padding))
{ {
sum += *ptr; sum += *ptr;
ptr++; ptr++;