755102d67f
. vfs: pass execname in aux vectors . ld.elf_so: use this to expand $ORIGIN . this requires the executable to reserve more space at exec() calling time
29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
#ifndef _VFS_EXEC_H_
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#define _VFS_EXEC_H_ 1
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struct exec_info {
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int proc_e; /* Process endpoint */
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char *hdr; /* Exec file's header */
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int hdr_len; /* How many bytes are in hdr */
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vir_bytes pc; /* Entry point of exec file */
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vir_bytes stack_top; /* Top of the stack */
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vir_bytes frame_len; /* Stack size */
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uid_t new_uid; /* Process UID after exec */
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gid_t new_gid; /* Process GID after exec */
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int load_text; /* Load text section? */
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int setugid; /* Allow set{u,g}id execution? */
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struct vnode *vp; /* Exec file's vnode */
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struct vmnt *vmp; /* Exec file's vmnt */
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struct stat sb; /* Exec file's stat structure */
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char progname[PROC_NAME_LEN]; /* Program name */
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int userflags; /* exec() flags from userland */
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/* fields only used by elf and in VFS */
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int is_dyn; /* Dynamically linked executable */
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vir_bytes elf_phdr; /* Program header location */
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vir_bytes elf_base; /* Userland addr load address */
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int elf_main_fd; /* Dyn: FD of main program execuatble */
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char execname[PATH_MAX]; /* Full executable invocation */
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};
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#endif /* !_VFS_EXEC_H_ */
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