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Add defines for pipeline capable ciphers

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Add a flag to indicate that a cipher is capable of performing
"pipelining", i.e. multiple encrypts/decrypts in parallel. Also add some
new ctrls that ciphers will need to implement if they are pipeline capable.

Reviewed-by: Tim Hudson <tjh@openssl.org>
This commit is contained in:
Matt Caswell 2015-09-22 11:08:25 +01:00
parent 122499dd14
commit 4e3925227a
1 changed files with 9 additions and 0 deletions
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9
include/openssl/evp.h
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@ -307,6 +307,8 @@ int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
/* Cipher can handle pipeline operations */
# define EVP_CIPH_FLAG_PIPELINE 0X800000
/*
* Cipher context flag to indicate we can handle wrap mode: if allowed in
@ -373,6 +375,13 @@ int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
/* Set the output buffers to use for a pipelined operation */
# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
/* Set the input buffers to use for a pipelined operation */
# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
/* Set the input buffer lengths to use for a pipelined operation */
# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
/* Padding modes */
#define EVP_PADDING_PKCS7 1
#define EVP_PADDING_ISO7816_4 2