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posix
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pt_asid.c
(2.93 KB)
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pt_block_cache.c
(2.94 KB)
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pt_block_decoder.c
(88.11 KB)
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pt_config.c
(5.87 KB)
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pt_cpu.c
(3.89 KB)
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pt_decoder_function.c
(9.07 KB)
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pt_encoder.c
(19.19 KB)
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pt_error.c
(3.09 KB)
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pt_event_queue.c
(4.18 KB)
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pt_ild.c
(30.45 KB)
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pt_image.c
(15.28 KB)
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pt_image_section_cache.c
(24.12 KB)
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pt_insn.c
(8.6 KB)
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pt_insn_decoder.c
(39.42 KB)
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pt_last_ip.c
(3.28 KB)
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pt_msec_cache.c
(3.38 KB)
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pt_packet.c
(12.43 KB)
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pt_packet_decoder.c
(14.01 KB)
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pt_query_decoder.c
(80.68 KB)
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pt_retstack.c
(2.56 KB)
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pt_section.c
(12.77 KB)
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pt_section_file.c
(5.53 KB)
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pt_sync.c
(6.26 KB)
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pt_time.c
(17.95 KB)
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pt_tnt_cache.c
(2.47 KB)
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pt_version.c
(1.8 KB)
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windows
Editing: pt_asid.c
/* * Copyright (c) 2014-2019, Intel Corporation * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 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. * * Neither the name of Intel Corporation nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 "pt_asid.h" #include "intel-pt.h" #include <string.h> int pt_asid_from_user(struct pt_asid *asid, const struct pt_asid *user) { if (!asid) return -pte_internal; pt_asid_init(asid); if (user) { size_t size; size = user->size; /* Ignore fields in the user's asid we don't know. */ if (sizeof(*asid) < size) size = sizeof(*asid); /* Copy (portions of) the user's asid. */ memcpy(asid, user, size); /* We copied user's size - fix it. */ asid->size = sizeof(*asid); } return 0; } int pt_asid_to_user(struct pt_asid *user, const struct pt_asid *asid, size_t size) { if (!user || !asid) return -pte_internal; /* We need at least space for the size field. */ if (size < sizeof(asid->size)) return -pte_invalid; /* Only provide the fields we actually have. */ if (sizeof(*asid) < size) size = sizeof(*asid); /* Copy (portions of) our asid to the user's. */ memcpy(user, asid, size); /* We copied our size - fix it. */ user->size = size; return 0; } int pt_asid_match(const struct pt_asid *lhs, const struct pt_asid *rhs) { uint64_t lcr3, rcr3, lvmcs, rvmcs; if (!lhs || !rhs) return -pte_internal; lcr3 = lhs->cr3; rcr3 = rhs->cr3; if (lcr3 != rcr3 && lcr3 != pt_asid_no_cr3 && rcr3 != pt_asid_no_cr3) return 0; lvmcs = lhs->vmcs; rvmcs = rhs->vmcs; if (lvmcs != rvmcs && lvmcs != pt_asid_no_vmcs && rvmcs != pt_asid_no_vmcs) return 0; return 1; }
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