57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
// Main public header file for our user-land support library,
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// whose code lives in the lib directory.
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// This library is roughly our OS's version of a standard C library,
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// and is intended to be linked into all user-mode applications
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// (NOT the kernel or boot loader).
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#ifndef JOS_INC_LIB_H
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#define JOS_INC_LIB_H 1
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#include <inc/types.h>
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#include <inc/stdio.h>
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#include <inc/stdarg.h>
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#include <inc/string.h>
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#include <inc/error.h>
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#include <inc/assert.h>
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#include <inc/env.h>
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#include <inc/memlayout.h>
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#include <inc/syscall.h>
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#define USED(x) (void)(x)
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// main user program
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void umain(int argc, char **argv);
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// libmain.c or entry.S
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extern const char *binaryname;
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extern const volatile struct Env *thisenv;
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extern const volatile struct Env envs[NENV];
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extern const volatile struct PageInfo pages[];
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// exit.c
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void exit(void);
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// readline.c
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char* readline(const char *buf);
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// syscall.c
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void sys_cputs(const char *string, size_t len);
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int sys_cgetc(void);
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envid_t sys_getenvid(void);
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int sys_env_destroy(envid_t);
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/* File open modes */
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#define O_RDONLY 0x0000 /* open for reading only */
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#define O_WRONLY 0x0001 /* open for writing only */
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#define O_RDWR 0x0002 /* open for reading and writing */
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#define O_ACCMODE 0x0003 /* mask for above modes */
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#define O_CREAT 0x0100 /* create if nonexistent */
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#define O_TRUNC 0x0200 /* truncate to zero length */
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#define O_EXCL 0x0400 /* error if already exists */
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#define O_MKDIR 0x0800 /* create directory, not regular file */
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#endif // !JOS_INC_LIB_H
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