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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id a17sm8062827ios.36.2021.08.07.14.43.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Aug 2021 14:43:00 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Subject: [PATCH for 6.2 10/49] bsd-user: pass the bsd_param into loader_exec Date: Sat, 7 Aug 2021 15:42:03 -0600 Message-Id: <20210807214242.82385-11-imp@bsdimp.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210807214242.82385-1-imp@bsdimp.com> References: <20210807214242.82385-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: none client-ip=2607:f8b0:4864:20::d2f; envelope-from=imp@bsdimp.com; helo=mail-io1-xd2f.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=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: kevans@freebsd.org, Warner Losh Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Pass the bsd_param into loader_exec, and adjust. Signed-off-by: Warner Losh --- bsd-user/bsdload.c | 37 +++++++++++++++++++------------------ bsd-user/main.c | 7 ++++++- bsd-user/qemu.h | 3 ++- 3 files changed, 27 insertions(+), 20 deletions(-) diff --git a/bsd-user/bsdload.c b/bsd-user/bsdload.c index ec71c5e923..5282a7c4f2 100644 --- a/bsd-user/bsdload.c +++ b/bsd-user/bsdload.c @@ -140,35 +140,36 @@ abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, } int loader_exec(const char *filename, char **argv, char **envp, - struct target_pt_regs *regs, struct image_info *infop) + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm) { - struct bsd_binprm bprm; int retval; int i; - bprm.p = TARGET_PAGE_SIZE * MAX_ARG_PAGES - sizeof(unsigned int); - for (i = 0 ; i < MAX_ARG_PAGES ; i++) { /* clear page-table */ - bprm.page[i] = NULL; + bprm->p = TARGET_PAGE_SIZE * MAX_ARG_PAGES - sizeof(unsigned int); + for (i = 0; i < MAX_ARG_PAGES; i++) { /* clear page-table */ + bprm->page[i] = NULL; } retval = open(filename, O_RDONLY); if (retval < 0) { return retval; } - bprm.fd = retval; - bprm.filename = (char *)filename; - bprm.argc = count(argv); - bprm.argv = argv; - bprm.envc = count(envp); - bprm.envp = envp; - retval = prepare_binprm(&bprm); + bprm->fd = retval; + bprm->filename = (char *)filename; + bprm->argc = count(argv); + bprm->argv = argv; + bprm->envc = count(envp); + bprm->envp = envp; + + retval = prepare_binprm(bprm); if (retval >= 0) { - if (bprm.buf[0] == 0x7f - && bprm.buf[1] == 'E' - && bprm.buf[2] == 'L' - && bprm.buf[3] == 'F') { - retval = load_elf_binary(&bprm, regs, infop); + if (bprm->buf[0] == 0x7f + && bprm->buf[1] == 'E' + && bprm->buf[2] == 'L' + && bprm->buf[3] == 'F') { + retval = load_elf_binary(bprm, regs, infop); } else { fprintf(stderr, "Unknown binary format\n"); return -1; @@ -183,7 +184,7 @@ int loader_exec(const char *filename, char **argv, char **envp, /* Something went wrong, return the inode and free the argument pages*/ for (i = 0 ; i < MAX_ARG_PAGES ; i++) { - g_free(bprm.page[i]); + g_free(bprm->page[i]); } return retval; } diff --git a/bsd-user/main.c b/bsd-user/main.c index 5c579d7c2c..65958729f1 100644 --- a/bsd-user/main.c +++ b/bsd-user/main.c @@ -343,6 +343,7 @@ int main(int argc, char **argv) const char *log_mask = NULL; struct target_pt_regs regs1, *regs = ®s1; struct image_info info1, *info = &info1; + struct bsd_binprm bprm; TaskState ts1, *ts = &ts1; CPUArchState *env; CPUState *cpu; @@ -499,6 +500,9 @@ int main(int argc, char **argv) /* Zero out regs */ memset(regs, 0, sizeof(struct target_pt_regs)); + /* Zero bsd params */ + memset(&bprm, 0, sizeof(bprm)); + /* Zero out image_info */ memset(info, 0, sizeof(struct image_info)); @@ -565,7 +569,8 @@ int main(int argc, char **argv) } } - if (loader_exec(filename, argv + optind, target_environ, regs, info) != 0) { + if (loader_exec(filename, argv+optind, target_environ, regs, info, + &bprm) != 0) { printf("Error loading %s\n", filename); _exit(1); } diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index c02e8a5ca1..5237e35f9c 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -131,7 +131,8 @@ void do_init_thread(struct target_pt_regs *regs, struct image_info *infop); abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, abi_ulong stringp, int push_ptr); int loader_exec(const char *filename, char **argv, char **envp, - struct target_pt_regs *regs, struct image_info *infop); + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm); int load_elf_binary(struct bsd_binprm *bprm, struct target_pt_regs *regs, struct image_info *info); -- 2.32.0