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remove N from fingerprint
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@yoavweiss
yoavweiss committed Nov 15, 2017
1 parent c90f9b4 commit 7729e54
Showing 1 changed file with 6 additions and 6 deletions.
12 changes: 6 additions & 6 deletions draft-ietf-httpbis-cache-digest.md
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Expand Up @@ -203,11 +203,11 @@ Given the following inputs:
3. Let `N` be the value of the second to fifth bytes of `digest-value` in big endian form.
4. Let `key` be the return value of {{key}} with `URL` and `ETag` as inputs.
5. Let `h1` be the return value of {{hash}} with `key` and `N` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key`, `N` and `f` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key` and `f` as inputs.
7. Let `fingerprint-string` be the value of `fingerprint` in base 10, expressed as a string.
8. Let `h2` be the return value of {{hash}} with `fingerprint-string` and `N` as inputs, XORed with `h1`.
9. Let `h` be either `h1` or `h2`, picked in random.
10. Let `position_start` be 40 + `h` * `f`.
10. Let `position_start` be 40 + `h` * `f` \* `b`.
11. Let `position_end` be `position_start` + `f` \* `b`.
12. While `position_start` < `position_end`:
1. Let `bits` be `f` bits from `digest_value` starting at `position_start`.
Expand All @@ -234,11 +234,11 @@ Given the following inputs:
3. Let `N` be the value of the second to fifth bytes of `digest-value` in big endian form.
4. Let `key` be the return value of {{key}} with `URL` and `ETag` as inputs.
5. Let `h1` be the return value of {{hash}} with `key` and `N` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key`, `N` and `f` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key` and `f` as inputs.
7. Let `fingerprint-string` be the value of `fingerprint` in base 10, expressed as a string.
8. Let `h2` be the return value of {{hash}} with `fingerprint-string` and `N` as inputs, XORed with `h1`.
9. Let `h` be `h1`.
10. Let `position_start` be 40 + `h` \* `f`.
10. Let `position_start` be 40 + `h` \* `f` \* `b`.
11. Let `position_end` be `position_start` + `f` \* `b`.
12. While `position_start` < `position_end`:
1. Let `bits` be `f` bits from `digest_value` starting at `position_start`.
Expand Down Expand Up @@ -328,11 +328,11 @@ Given the following inputs:
3. Let `N` be the value of the second to fifth bytes of `digest-value` in big endian form.
4. Let `key` be the return value of {{key}} with `URL` and `ETag` as inputs.
5. Let `h1` be the return value of {{hash}} with `key` and `N` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key`, `N` and `f` as inputs.
6. Let `fingerprint` be the return value of {{fingerprint}} with `key` and `f` as inputs.
7. Let `fingerprint-string` be the value of `fingerprint` in base 10, expressed as a string.
8. Let `h2` be the return value of {{hash}} with `fingerprint` and `N` as inputs, XORed with `h1`.
9. Let `h` be `h1`.
10. Let `position_start` be 40 + `h` \* `f`.
10. Let `position_start` be 40 + `h` \* `f` \* `b`.
11. Let `position_end` be `position_start` + `f` \* `b`.
12. While `position_start` < `position_end`:
1. Let `bits` be `f` bits from `digest_value` starting at `position_start`.
Expand Down

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