Commit 4e392522 authored by Matt Caswell's avatar Matt Caswell
Browse files

Add defines for pipeline capable ciphers 



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: default avatarTim Hudson <tjh@openssl.org>
parent 122499dd

include/openssl/evp.h

+9 −0
Original line number Diff line number Diff line
@@ -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