2021-05-31 04:47:02 +03:00
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#pragma once
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#include <kernel/types.h>
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#include <kernel/process.h>
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#define FD_INRANGE(FD) \
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((FD) < (int)this_core->current_process->fds->length && (FD) >= 0)
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#define FD_ENTRY(FD) \
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(this_core->current_process->fds->entries[(FD)])
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#define FD_CHECK(FD) \
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(FD_INRANGE(FD) && FD_ENTRY(FD))
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#define FD_OFFSET(FD) \
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(this_core->current_process->fds->offsets[(FD)])
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#define FD_MODE(FD) \
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(this_core->current_process->fds->modes[(FD)])
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#define PTR_INRANGE(PTR) \
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((uintptr_t)(PTR) > this_core->current_process->image.entry && ((uintptr_t)(PTR) < 0x8000000000000000))
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#define PTR_VALIDATE(PTR) \
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2021-07-12 00:21:46 +03:00
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do { if (ptr_validate((void *)(PTR), __func__)) return -EINVAL; } while (0)
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extern int ptr_validate(void * ptr, const char * syscall);
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2021-05-31 04:47:02 +03:00
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extern long arch_syscall_number(struct regs * r);
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extern long arch_syscall_arg0(struct regs * r);
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extern long arch_syscall_arg1(struct regs * r);
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extern long arch_syscall_arg2(struct regs * r);
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extern long arch_syscall_arg3(struct regs * r);
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extern long arch_syscall_arg4(struct regs * r);
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extern long arch_stack_pointer(struct regs * r);
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extern long arch_user_ip(struct regs * r);
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extern void arch_syscall_return(struct regs * r, long retval);
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