781a69617b
Defining C structures for the following objects: (1) Remote and local context (2) Stack of system call arguments / return values Change-Id: Iafbb6c795bd765e3c78c54a255d8a1e4d4536288
32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
#ifndef UTI_H_INCLUDED
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#define UTI_H_INCLUDED
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struct syscall_struct {
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int number;
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unsigned long args[6];
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unsigned long ret;
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unsigned long uti_clv; /* copy of a clv in McKernel */
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};
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#define UTI_SZ_SYSCALL_STACK 16
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/* Variables accessed by mcexec.c and syscall_intercept.c */
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struct uti_desc {
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char lctx[4096]; /* TODO: Get the size from config.h */
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char rctx[4096]; /* TODO: Get the size from config.h */
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int mck_tid; /* TODO: Move this out for multiple migrated-to-Linux threads */
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unsigned long key; /* struct task_struct* of mcexec thread, used to search struct host_thread */
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int pid, tid; /* Used as the id of tracee when issuing MCEXEC_UP_TERMINATE_THREAD */
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unsigned long uti_clv; /* copy of McKernel clv */
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int fd; /* /dev/mcosX */
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struct syscall_struct syscall_stack[UTI_SZ_SYSCALL_STACK]; /* stack of system call arguments and return values */
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int syscall_stack_top; /* stack-pointer of syscall arguments list */
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long syscalls[512], syscalls2[512]; /* Syscall profile counters */
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int start_syscall_intercept; /* Used to sync between mcexec.c and syscall_intercept.c */
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};
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#endif
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