Formatting content digest calculation to avoid copyright symbols
- resolves #1197 Signed-off-by: Morgan Bauer <mbauer@us.ibm.com>
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@ -290,10 +290,11 @@ portion. The _algorithm_ identifies the methodology used to calculate the
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digest. The _hex_ portion is the hex-encoded result of the hash.
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We define a _digest_ string to match the following grammar:
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digest := algorithm ":" hex
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algorithm := /[A-Fa-f0-9_+.-]+/
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hex := /[A-Fa-f0-9]+/
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```
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digest := algorithm ":" hex
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algorithm := /[A-Fa-f0-9_+.-]+/
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hex := /[A-Fa-f0-9]+/
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```
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Some examples of _digests_ include the following:
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@ -313,7 +314,6 @@ uniqueness of the _digest_ but some canonicalization may be performed to
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ensure consistent identifiers.
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Let's use a simple example in pseudo-code to demonstrate a digest calculation:
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```
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let C = 'a small string'
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let B = sha256(C)
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@ -321,11 +321,11 @@ let D = 'sha256:' + EncodeHex(B)
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let ID(C) = D
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```
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Above, we have bytestring _C_ passed into a function, _SHA256_, that returns a
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bytestring B, which is the hash of _C_. _D_ gets the algorithm concatenated
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with the hex encoding of _B_. We then define the identifier of _C_ to _ID(C)_
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as equal to _D_. A digest can be verified by independently calculating _D_ and
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comparing it with identifier _ID(C)_
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Above, we have bytestring `C` passed into a function, `SHA256`, that returns a
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bytestring `B`, which is the hash of `C`. `D` gets the algorithm concatenated
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with the hex encoding of `B`. We then define the identifier of `C` to `ID(C)`
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as equal to `D`. A digest can be verified by independently calculating `D` and
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comparing it with identifier `ID(C)`.
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#### Digest Header
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@ -290,10 +290,11 @@ portion. The _algorithm_ identifies the methodology used to calculate the
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digest. The _hex_ portion is the hex-encoded result of the hash.
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We define a _digest_ string to match the following grammar:
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digest := algorithm ":" hex
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algorithm := /[A-Fa-f0-9_+.-]+/
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hex := /[A-Fa-f0-9]+/
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```
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digest := algorithm ":" hex
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algorithm := /[A-Fa-f0-9_+.-]+/
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hex := /[A-Fa-f0-9]+/
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```
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Some examples of _digests_ include the following:
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@ -313,7 +314,6 @@ uniqueness of the _digest_ but some canonicalization may be performed to
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ensure consistent identifiers.
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Let's use a simple example in pseudo-code to demonstrate a digest calculation:
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```
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let C = 'a small string'
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let B = sha256(C)
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@ -321,11 +321,11 @@ let D = 'sha256:' + EncodeHex(B)
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let ID(C) = D
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```
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Above, we have bytestring _C_ passed into a function, _SHA256_, that returns a
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bytestring B, which is the hash of _C_. _D_ gets the algorithm concatenated
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with the hex encoding of _B_. We then define the identifier of _C_ to _ID(C)_
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as equal to _D_. A digest can be verified by independently calculating _D_ and
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comparing it with identifier _ID(C)_
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Above, we have bytestring `C` passed into a function, `SHA256`, that returns a
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bytestring `B`, which is the hash of `C`. `D` gets the algorithm concatenated
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with the hex encoding of `B`. We then define the identifier of `C` to `ID(C)`
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as equal to `D`. A digest can be verified by independently calculating `D` and
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comparing it with identifier `ID(C)`
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#### Digest Header
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