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-rw-r--r--user/user.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/user/user.h b/user/user.h
index 4d398d5..a076f37 100644
--- a/user/user.h
+++ b/user/user.h
@@ -1,4 +1,5 @@
struct stat;
+struct sysinfo;
// system calls
int fork(void);
@@ -22,6 +23,16 @@ int getpid(void);
char* sbrk(int);
int sleep(int);
int uptime(void);
+#ifdef LAB_NET
+int connect(uint32, uint16, uint16);
+#endif
+#ifdef LAB_PGTBL
+int pgaccess(void *base, int len, void *mask);
+// usyscall region
+int ugetpid(void);
+#endif
+int trace(int);
+int sysinfo(struct sysinfo*);
// ulib.c
int stat(const char*, struct stat*);
@@ -39,3 +50,4 @@ void free(void*);
int atoi(const char*);
int memcmp(const void *, const void *, uint);
void *memcpy(void *, const void *, uint);
+int statistics(void*, int);