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([18.4.85.124]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ab6e4a31624sm347719666b.142.2025.01.31.13.07.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 Jan 2025 13:07:29 -0800 (PST) From: Luke Craig To: qemu-devel@nongnu.org Cc: =?utf-8?q?Alex_Benn=C3=A9e?= , Alexandre Iooss , Pierrick Bouvier , Mahmoud Mandour , Luke Craig Subject: [PATCH v3 1/3] plugin: extend API with qemu_plugin_tb_get_insn_by_vaddr Date: Fri, 31 Jan 2025 16:07:22 -0500 Message-Id: <20250131210724.3330110-2-lacraig3@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250131210724.3330110-1-lacraig3@gmail.com> References: <20250131210724.3330110-1-lacraig3@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::635; envelope-from=lacraig3@gmail.com; helo=mail-ej1-x635.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: Luke Craig --- include/qemu/qemu-plugin.h | 11 +++++++++++ plugins/api.c | 13 +++++++++++++ 2 files changed, 24 insertions(+) diff --git a/include/qemu/qemu-plugin.h b/include/qemu/qemu-plugin.h index 3a850aa216..a1c478c54f 100644 --- a/include/qemu/qemu-plugin.h +++ b/include/qemu/qemu-plugin.h @@ -500,6 +500,17 @@ QEMU_PLUGIN_API struct qemu_plugin_insn * qemu_plugin_tb_get_insn(const struct qemu_plugin_tb *tb, size_t idx); +/** + * qemu_plugin_tb_get_insn_by_vaddr() - lookup handle for instruction by vaddr + * @tb: opaque handle to TB passed to callback + * @vaddr: virtual address of instruction + * + * Returns: opaque handle to instruction + */ +QEMU_PLUGIN_API +struct qemu_plugin_insn * +qemu_plugin_tb_get_insn_by_vaddr(const struct qemu_plugin_tb *tb, uint64_t vaddr); + /** * qemu_plugin_insn_data() - copy instruction data * @insn: opaque instruction handle from qemu_plugin_tb_get_insn() diff --git a/plugins/api.c b/plugins/api.c index 4110cfaa23..a6bd912c56 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -258,6 +258,19 @@ qemu_plugin_tb_get_insn(const struct qemu_plugin_tb *tb, size_t idx) return insn; } +struct qemu_plugin_insn * +qemu_plugin_tb_get_insn_by_vaddr(const struct qemu_plugin_tb *tb, uint64_t vaddr) +{ + struct qemu_plugin_insn *insn; + for (size_t i = 0; i < tb->n; i++){ + insn = g_ptr_array_index(tb->insns, i); + if (insn != NULL && insn->vaddr == vaddr){ + return insn; + } + } + return NULL; +} + /* * Instruction information *