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Wed, 05 May 2021 02:23:02 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id b8sm19307077wrx.15.2021.05.05.02.23.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 May 2021 02:23:00 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id F24E81FF8C; Wed, 5 May 2021 10:22:59 +0100 (BST) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v1 2/7] plugins: Move all typedef and type declaration to the front of the qemu-plugin.h Date: Wed, 5 May 2021 10:22:54 +0100 Message-Id: <20210505092259.8202-3-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210505092259.8202-1-alex.bennee@linaro.org> References: <20210505092259.8202-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::433; envelope-from=alex.bennee@linaro.org; helo=mail-wr1-x433.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , minyihh@uci.edu, robhenry@microsoft.com, vilanova@imperial.ac.uk, mahmoudabdalghany@outlook.com, aaron@os.amperecomputing.com, cota@braap.org, stefanha@redhat.com, mohamad.gebai@gmail.com, kuhn.chenqun@huawei.com, matheus.ferst@eldorado.org.br, Yonggang Luo Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Yonggang Luo Signed-off-by: Yonggang Luo Signed-off-by: Alex Bennée Message-Id: <20210318185555.434-3-luoyonggang@gmail.com> --- include/qemu/qemu-plugin.h | 187 ++++++++++++++++++------------------- 1 file changed, 92 insertions(+), 95 deletions(-) diff --git a/include/qemu/qemu-plugin.h b/include/qemu/qemu-plugin.h index 97cdfd7761..2cb17f3051 100644 --- a/include/qemu/qemu-plugin.h +++ b/include/qemu/qemu-plugin.h @@ -81,27 +81,6 @@ typedef struct qemu_info_t { }; } qemu_info_t; -/** - * qemu_plugin_install() - Install a plugin - * @id: this plugin's opaque ID - * @info: a block describing some details about the guest - * @argc: number of arguments - * @argv: array of arguments (@argc elements) - * - * All plugins must export this symbol which is called when the plugin - * is first loaded. Calling qemu_plugin_uninstall() from this function - * is a bug. - * - * Note: @info is only live during the call. Copy any information we - * want to keep. @argv remains valid throughout the lifetime of the - * loaded plugin. - * - * Return: 0 on successful loading, !0 for an error. - */ -QEMU_PLUGIN_EXPORT int qemu_plugin_install(qemu_plugin_id_t id, - const qemu_info_t *info, - int argc, char **argv); - /** * typedef qemu_plugin_simple_cb_t - simple callback * @id: the unique qemu_plugin_id_t @@ -135,6 +114,98 @@ typedef void (*qemu_plugin_vcpu_simple_cb_t)(qemu_plugin_id_t id, typedef void (*qemu_plugin_vcpu_udata_cb_t)(unsigned int vcpu_index, void *userdata); +/** struct qemu_plugin_tb - Opaque handle for a translation block */ +struct qemu_plugin_tb; +/** struct qemu_plugin_insn - Opaque handle for a translated instruction */ +struct qemu_plugin_insn; + +/** + * enum qemu_plugin_cb_flags - type of callback + * + * @QEMU_PLUGIN_CB_NO_REGS: callback does not access the CPU's regs + * @QEMU_PLUGIN_CB_R_REGS: callback reads the CPU's regs + * @QEMU_PLUGIN_CB_RW_REGS: callback reads and writes the CPU's regs + * + * Note: currently unused, plugins cannot read or change system + * register state. + */ +enum qemu_plugin_cb_flags { + QEMU_PLUGIN_CB_NO_REGS, + QEMU_PLUGIN_CB_R_REGS, + QEMU_PLUGIN_CB_RW_REGS, +}; + +enum qemu_plugin_mem_rw { + QEMU_PLUGIN_MEM_R = 1, + QEMU_PLUGIN_MEM_W, + QEMU_PLUGIN_MEM_RW, +}; + +/** + * typedef qemu_plugin_vcpu_tb_trans_cb_t - translation callback + * @id: unique plugin id + * @tb: opaque handle used for querying and instrumenting a block. + */ +typedef void (*qemu_plugin_vcpu_tb_trans_cb_t)(qemu_plugin_id_t id, + struct qemu_plugin_tb *tb); + +/** + * enum qemu_plugin_op - describes an inline op + * + * @QEMU_PLUGIN_INLINE_ADD_U64: add an immediate value uint64_t + * + * Note: currently only a single inline op is supported. + */ + +enum qemu_plugin_op { + QEMU_PLUGIN_INLINE_ADD_U64, +}; + +/** + * typedef qemu_plugin_meminfo_t - opaque memory transaction handle + * + * This can be further queried using the qemu_plugin_mem_* query + * functions. + */ +typedef uint32_t qemu_plugin_meminfo_t; +/** struct qemu_plugin_hwaddr - opaque hw address handle */ +struct qemu_plugin_hwaddr; + +typedef void +(*qemu_plugin_vcpu_mem_cb_t)(unsigned int vcpu_index, + qemu_plugin_meminfo_t info, uint64_t vaddr, + void *userdata); + +typedef void +(*qemu_plugin_vcpu_syscall_cb_t)(qemu_plugin_id_t id, unsigned int vcpu_index, + int64_t num, uint64_t a1, uint64_t a2, + uint64_t a3, uint64_t a4, uint64_t a5, + uint64_t a6, uint64_t a7, uint64_t a8); +typedef void +(*qemu_plugin_vcpu_syscall_ret_cb_t)(qemu_plugin_id_t id, unsigned int vcpu_idx, + int64_t num, int64_t ret); + +/** + * qemu_plugin_install() - Install a plugin + * @id: this plugin's opaque ID + * @info: a block describing some details about the guest + * @argc: number of arguments + * @argv: array of arguments (@argc elements) + * + * All plugins must export this symbol which is called when the plugin + * is first loaded. Calling qemu_plugin_uninstall() from this function + * is a bug. + * + * Note: @info is only live during the call. Copy any information we + * want to keep. @argv remains valid throughout the lifetime of the + * loaded plugin. + * + * Return: 0 on successful loading, !0 for an error. + */ +QEMU_PLUGIN_EXPORT int qemu_plugin_install(qemu_plugin_id_t id, + const qemu_info_t *info, + int argc, char **argv); + /** * qemu_plugin_uninstall() - Uninstall a plugin * @id: this plugin's opaque ID @@ -205,41 +276,6 @@ void qemu_plugin_register_vcpu_idle_cb(qemu_plugin_id_t id, void qemu_plugin_register_vcpu_resume_cb(qemu_plugin_id_t id, qemu_plugin_vcpu_simple_cb_t cb); -/** struct qemu_plugin_tb - Opaque handle for a translation block */ -struct qemu_plugin_tb; -/** struct qemu_plugin_insn - Opaque handle for a translated instruction */ -struct qemu_plugin_insn; - -/** - * enum qemu_plugin_cb_flags - type of callback - * - * @QEMU_PLUGIN_CB_NO_REGS: callback does not access the CPU's regs - * @QEMU_PLUGIN_CB_R_REGS: callback reads the CPU's regs - * @QEMU_PLUGIN_CB_RW_REGS: callback reads and writes the CPU's regs - * - * Note: currently unused, plugins cannot read or change system - * register state. - */ -enum qemu_plugin_cb_flags { - QEMU_PLUGIN_CB_NO_REGS, - QEMU_PLUGIN_CB_R_REGS, - QEMU_PLUGIN_CB_RW_REGS, -}; - -enum qemu_plugin_mem_rw { - QEMU_PLUGIN_MEM_R = 1, - QEMU_PLUGIN_MEM_W, - QEMU_PLUGIN_MEM_RW, -}; - -/** - * typedef qemu_plugin_vcpu_tb_trans_cb_t - translation callback - * @id: unique plugin id - * @tb: opaque handle used for querying and instrumenting a block. - */ -typedef void (*qemu_plugin_vcpu_tb_trans_cb_t)(qemu_plugin_id_t id, - struct qemu_plugin_tb *tb); - /** * qemu_plugin_register_vcpu_tb_trans_cb() - register a translate cb * @id: plugin ID @@ -269,18 +305,6 @@ void qemu_plugin_register_vcpu_tb_exec_cb(struct qemu_plugin_tb *tb, enum qemu_plugin_cb_flags flags, void *userdata); -/** - * enum qemu_plugin_op - describes an inline op - * - * @QEMU_PLUGIN_INLINE_ADD_U64: add an immediate value uint64_t - * - * Note: currently only a single inline op is supported. - */ - -enum qemu_plugin_op { - QEMU_PLUGIN_INLINE_ADD_U64, -}; - /** * qemu_plugin_register_vcpu_tb_exec_inline() - execution inline op * @tb: the opaque qemu_plugin_tb handle for the translation @@ -393,16 +417,6 @@ uint64_t qemu_plugin_insn_vaddr(const struct qemu_plugin_insn *insn); */ void *qemu_plugin_insn_haddr(const struct qemu_plugin_insn *insn); -/** - * typedef qemu_plugin_meminfo_t - opaque memory transaction handle - * - * This can be further queried using the qemu_plugin_mem_* query - * functions. - */ -typedef uint32_t qemu_plugin_meminfo_t; -/** struct qemu_plugin_hwaddr - opaque hw address handle */ -struct qemu_plugin_hwaddr; - /** * qemu_plugin_mem_size_shift() - get size of access * @info: opaque memory transaction handle @@ -480,11 +494,6 @@ uint64_t qemu_plugin_hwaddr_phys_addr(const struct qemu_plugin_hwaddr *haddr); */ const char *qemu_plugin_hwaddr_device_name(const struct qemu_plugin_hwaddr *h); -typedef void -(*qemu_plugin_vcpu_mem_cb_t)(unsigned int vcpu_index, - qemu_plugin_meminfo_t info, uint64_t vaddr, - void *userdata); - void qemu_plugin_register_vcpu_mem_cb(struct qemu_plugin_insn *insn, qemu_plugin_vcpu_mem_cb_t cb, enum qemu_plugin_cb_flags flags, @@ -496,21 +505,9 @@ void qemu_plugin_register_vcpu_mem_inline(struct qemu_plugin_insn *insn, enum qemu_plugin_op op, void *ptr, uint64_t imm); - - -typedef void -(*qemu_plugin_vcpu_syscall_cb_t)(qemu_plugin_id_t id, unsigned int vcpu_index, - int64_t num, uint64_t a1, uint64_t a2, - uint64_t a3, uint64_t a4, uint64_t a5, - uint64_t a6, uint64_t a7, uint64_t a8); - void qemu_plugin_register_vcpu_syscall_cb(qemu_plugin_id_t id, qemu_plugin_vcpu_syscall_cb_t cb); -typedef void -(*qemu_plugin_vcpu_syscall_ret_cb_t)(qemu_plugin_id_t id, unsigned int vcpu_idx, - int64_t num, int64_t ret); - void qemu_plugin_register_vcpu_syscall_ret_cb(qemu_plugin_id_t id, qemu_plugin_vcpu_syscall_ret_cb_t cb); -- 2.20.1