Consolidate duplicated code into a ktls_ocf_dispatch function.
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Authored by jhb on Jul 21 2020, 9:28 PM.

Details

Reviewers

gallatin
cem
jmg

Commits

rS363461: Consolidate duplicated code into a ktls_ocf_dispatch function.

Summary

This function manages the loop around crypto_dispatch and coordination
with ktls_ocf_callback.

Test Plan

tested TLS 1.2/1.3 TX with aesni(4)

Diff Detail

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Unit

No Test Coverage

Build Status

Buildable 32461
Build 29937: arc lint + arc unit

Event Timeline

jhb requested review of this revision.Jul 21 2020, 9:28 PM

jhb created this revision.

Harbormaster completed remote builds in B32461: Diff 74761.Jul 21 2020, 9:28 PM

This revision was not accepted when it landed; it landed in state Needs Review.Jul 23 2020, 9:43 PM

Closed by commit rS363461: Consolidate duplicated code into a ktls_ocf_dispatch function. (authored by jhb). · Explain Why

This revision was automatically updated to reflect the committed changes.

jhb added a commit: rS363461: Consolidate duplicated code into a ktls_ocf_dispatch function..

Herald added a reviewer: jmg. · View Herald TranscriptJul 23 2020, 9:43 PM

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Revision Contents
Changeset List

Path

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sys/

opencrypto/

ktls_ocf.c

88 lines

Diff 74761

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sys/opencrypto/ktls_ocf.c

This file was added.

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				/*-
				* Copyright (c) 2014 The FreeBSD Foundation
				* All rights reserved.
				*
				* This software was developed by Andrew Turner under
				* sponsorship from the FreeBSD Foundation.
				*
				* Redistribution and use in source and binary forms, with or without
				* modification, are permitted provided that the following conditions
				* are met:
				* 1. Redistributions of source code must retain the above copyright
				* notice, this list of conditions and the following disclaimer.
				* 2. Redistributions in binary form must reproduce the above copyright
				* notice, this list of conditions and the following disclaimer in the
				* documentation and/or other materials provided with the distribution.
				*
				* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
				* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
				* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
				* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
				* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
				* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
				* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
				* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
				* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
				* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
				* SUCH DAMAGE.
				*/

				#include <machine/asm.h>
				__FBSDID("$FreeBSD$");

				ENTRY(.rtld_start)
				mov x19, x0 /* Put ps_strings in a callee-saved register */
				mov x20, sp /* And the stack pointer */

				sub x8, x20, #16 /* Make room for obj_main & exit proc */
				mov sp, x8 /* Update the stack pointer */

				adr x3, .Ldelta
				ldr x2, [x3]
				sub x1, x3, x2 /* Load the relocation delta */
				adr x0, _DYNAMIC /* Load &_DYNAMIC */
				bl reloc_non_plt_self

				mov x0, x20 /* Pass the stack we were given to _rtld */
				mov x1, sp /* exit_proc */
				add x2, x1, #8 /* obj_main */
				/* Good */
				bl _rtld /* Call the loader */
				mov x8, x0 /* Backup the entry point */

				ldr x2, [sp] /* Load cleanup */
				ldr x1, [sp, #8] /* Load obj_main */
				mov x0, x19 /* Restore ps_strings */
				mov sp, x20 /* Restore the stack pointer */
				br x8 /* Jump to the entry point */
				.Ldelta:
				.word .
				.word 0
				END(.rtld_start)

				/*
				* uint64_t _rtld_tlsdesc(struct tlsdesc *);
				*
				* struct tlsdesc {
				* uint64_t ptr;
				* uint64_t data;
				* };
				*
				* Returns the data.
				*/
				ENTRY(_rtld_tlsdesc)
				ldr x0, [x0, #8]
				RET
				END(_rtld_tlsdesc)

Consolidate duplicated code into a ktls_ocf_dispatch function.ClosedPublicActions