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Date: Fri, 22 Oct 2021 19:07:14 +0300 Message-Id: <163491883461.304355.8210754161847179432.stgit@pc-System-Product-Name> X-Mailer: git-send-email 2.25.1 In-Reply-To: <163491872706.304355.11795681036780988723.stgit@pc-System-Product-Name> References: <163491872706.304355.11795681036780988723.stgit@pc-System-Product-Name> User-Agent: StGit/0.19 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::230; envelope-from=arkaisp2021@gmail.com; helo=mail-lj1-x230.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: arkadiy.ivanov@ispras.ru, alex.bennee@linaro.org, pavel.dovgaluk@ispras.ru Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Which provide information about: - start_code. - end_code. - entry. - path to the executable binary. Signed-off-by: Ivanov Arkady --- include/qemu/qemu-plugin.h | 17 ++++++++++++++++ plugins/api.c | 44 ++++++++++++++++++++++++++++++++++++++++++ plugins/qemu-plugins.symbols | 4 ++++ 3 files changed, 65 insertions(+) diff --git a/include/qemu/qemu-plugin.h b/include/qemu/qemu-plugin.h index 5775e82c4e..68af67acf2 100644 --- a/include/qemu/qemu-plugin.h +++ b/include/qemu/qemu-plugin.h @@ -405,4 +405,21 @@ int qemu_plugin_n_max_vcpus(void); */ void qemu_plugin_outs(const char *string); +/** + * qemu_plugin_path_to_binary() - returns path to binary file being executed + */ +QEMU_PLUGIN_EXPORT const char *qemu_plugin_path_to_binary(void); +/** + * qemu_plugin_start_code() - returns start of text segment + */ +QEMU_PLUGIN_EXPORT uint64_t qemu_plugin_start_code(void); +/** + * qemu_plugin_end_code() - returns end of text segment + */ +QEMU_PLUGIN_EXPORT uint64_t qemu_plugin_end_code(void); +/** + * qemu_plugin_entry_code() - returns start address for module + */ +QEMU_PLUGIN_EXPORT uint64_t qemu_plugin_entry_code(void); + #endif /* QEMU_PLUGIN_API_H */ diff --git a/plugins/api.c b/plugins/api.c index bbdc5a4eb4..064eebacd1 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -48,6 +48,10 @@ #endif #include "trace/mem.h" +#ifdef CONFIG_USER_ONLY +#include "qemu.h" +#endif + /* Uninstall and Reset handlers */ void qemu_plugin_uninstall(qemu_plugin_id_t id, qemu_plugin_simple_cb_t cb) @@ -340,3 +344,43 @@ void qemu_plugin_outs(const char *string) { qemu_log_mask(CPU_LOG_PLUGIN, "%s", string); } + +const char *qemu_plugin_path_to_binary(void) +{ +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + return ts->bprm->filename; +#else + return "path"; +#endif +} + +uint64_t qemu_plugin_start_code(void) +{ +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + return ts->info->start_code; +#else + return 0; +#endif +} + +uint64_t qemu_plugin_end_code(void) +{ +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + return ts->info->end_code; +#else + return 0xFFFFFFFF; +#endif +} + +uint64_t qemu_plugin_entry_code(void) +{ +#ifdef CONFIG_USER_ONLY + TaskState *ts = (TaskState *) current_cpu->opaque; + return ts->info->entry; +#else + return 0; +#endif +} diff --git a/plugins/qemu-plugins.symbols b/plugins/qemu-plugins.symbols index 688db92773..d956888f67 100644 --- a/plugins/qemu-plugins.symbols +++ b/plugins/qemu-plugins.symbols @@ -1,4 +1,6 @@ { + qemu_plugin_end_code; + qemu_plugin_entry_code; qemu_plugin_get_hwaddr; qemu_plugin_hwaddr_is_io; qemu_plugin_hwaddr_to_raddr; @@ -14,6 +16,7 @@ qemu_plugin_n_max_vcpus; qemu_plugin_n_vcpus; qemu_plugin_outs; + qemu_plugin_path_to_binary; qemu_plugin_ram_addr_from_host; qemu_plugin_register_atexit_cb; qemu_plugin_register_flush_cb; @@ -32,6 +35,7 @@ qemu_plugin_register_vcpu_tb_exec_inline; qemu_plugin_register_vcpu_tb_trans_cb; qemu_plugin_reset; + qemu_plugin_start_code; qemu_plugin_tb_get_insn; qemu_plugin_tb_n_insns; qemu_plugin_tb_vaddr;