root/include/linux/kernel.h

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INCLUDED FROM


   1 /*
   2  * 'kernel.h' contains some often-used function prototypes etc
   3  */
   4 void verify_area(void * addr,int count);
   5 volatile void panic(const char * str);
   6 volatile void do_exit(long error_code);
   7 int printf(const char * fmt, ...);
   8 int printk(const char * fmt, ...);
   9 void console_print(const char * str);
  10 int tty_write(unsigned ch,char * buf,int count);
  11 void * malloc(unsigned int size);
  12 void free_s(void * obj, int size);
  13 
  14 #define free(x) free_s((x), 0)
  15 
  16 /*
  17  * This is defined as a macro, but at some point this might become a
  18  * real subroutine that sets a flag if it returns true (to do
  19  * BSD-style accounting where the process is flagged if it uses root
  20  * privs).  The implication of this is that you should do normal
  21  * permissions checks first, and check suser() last.
  22  */
  23 #define suser() (current->euid == 0)
  24 

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