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5366490822
Fixes #7894 This allows SHAKE to squeeze multiple times with different output sizes. The existing EVP_DigestFinalXOF() API has been left as a one shot operation. A similar interface is used by another toolkit. The low level SHA3_Squeeze() function needed to change slightly so that it can handle multiple squeezes. This involves changing the assembler code so that it passes a boolean to indicate whether the Keccak function should be called on entry. At the provider level, the squeeze is buffered, so that it only requests a multiple of the blocksize when SHA3_Squeeze() is called. On the first call the value is zero, on subsequent calls the value passed is 1. This PR is derived from the excellent work done by @nmathewson in https://github.com/openssl/openssl/pull/7921 Reviewed-by: Paul Dale <pauli@openssl.org> Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/21511) |
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| digests | ||
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| exchange | ||
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| kdfs | ||
| kem | ||
| keymgmt | ||
| macs | ||
| rands | ||
| signature | ||
| storemgmt | ||
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