root/kernel/ksyms.c

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   1 /* 
   2  * Herein lies all the functions/variables that are "exported" for linkage
   3  * with dynamically loaded kernel modules.
   4  *                      Jon.
   5  *
   6  * Stacked module support and unified symbol table added by
   7  * Bjorn Ekwall <bj0rn@blox.se>
   8  */
   9 
  10 #include <linux/autoconf.h>
  11 #include <linux/kernel.h>
  12 #include <linux/fs.h>
  13 #include <linux/sched.h>
  14 #include <linux/mm.h>
  15 #include <linux/malloc.h>
  16 #include <linux/ptrace.h>
  17 #include <linux/sys.h>
  18 #include <linux/utsname.h>
  19 #include <linux/interrupt.h>
  20 #include <linux/ioport.h>
  21 #include <linux/timer.h>
  22 #include <linux/binfmts.h>
  23 #include <linux/personality.h>
  24 #include <linux/module.h>
  25 #include <linux/termios.h>
  26 #include <linux/tqueue.h>
  27 #include <linux/serial.h>
  28 #ifdef CONFIG_INET
  29 #include <linux/netdevice.h>
  30 #endif
  31 
  32 #include <asm/irq.h>
  33   
  34 extern void *sys_call_table;
  35 
  36 /* must match struct internal_symbol !!! */
  37 #define X(name) { (void *) &name, "_" #name }
  38 
  39 #ifdef CONFIG_FTAPE
  40 extern char * ftape_big_buffer;
  41 extern void (*do_floppy)(void);
  42 #endif
  43 
  44 extern int request_dma(unsigned int dmanr);
  45 extern void free_dma(unsigned int dmanr);
  46 
  47 extern int do_execve(char * filename, char ** argv, char ** envp,
  48                 struct pt_regs * regs);
  49 extern int do_signal(unsigned long oldmask, struct pt_regs * regs);
  50 
  51 extern void (* iABI_hook)(struct pt_regs * regs);
  52 
  53 struct symbol_table symbol_table = { 0, 0, 0, /* for stacked module support */
  54         {
  55         /* stackable module support */
  56         X(rename_module_symbol),
  57 
  58         /* system info variables */
  59         X(EISA_bus),
  60         X(wp_works_ok),
  61 
  62         /* process memory management */
  63         X(verify_area),
  64         X(do_mmap),
  65         X(do_munmap),
  66         X(zeromap_page_range),
  67         X(unmap_page_range),
  68         X(insert_vm_struct),
  69         X(merge_segments),
  70 
  71         /* internal kernel memory management */
  72         X(__get_free_pages),
  73         X(free_pages),
  74         X(kmalloc),
  75         X(kfree_s),
  76         X(vmalloc),
  77         X(vfree),
  78 
  79         /* filesystem internal functions */
  80         X(getname),
  81         X(putname),
  82         X(__iget),
  83         X(iput),
  84         X(namei),
  85         X(lnamei),
  86         X(open_namei),
  87 
  88         /* device registration */
  89         X(register_chrdev),
  90         X(unregister_chrdev),
  91         X(register_blkdev),
  92         X(unregister_blkdev),
  93 
  94         /* Module creation of serial units */
  95         X(register_serial),
  96         X(unregister_serial),
  97 
  98         /* filesystem registration */
  99         X(register_filesystem),
 100         X(unregister_filesystem),
 101 
 102         /* executable format registration */
 103         X(register_binfmt),
 104         X(unregister_binfmt),
 105 
 106         /* execution environment registration */
 107         X(lookup_exec_domain),
 108         X(register_exec_domain),
 109         X(unregister_exec_domain),
 110 
 111         /* interrupt handling */
 112         X(request_irq),
 113         X(free_irq),
 114         X(enable_irq),
 115         X(disable_irq),
 116         X(bh_active),
 117         X(bh_mask),
 118         X(add_timer),
 119         X(del_timer),
 120 
 121         /* dma handling */
 122         X(request_dma),
 123         X(free_dma),
 124 
 125         /* process management */
 126         X(wake_up),
 127         X(wake_up_interruptible),
 128         X(sleep_on),
 129         X(interruptible_sleep_on),
 130         X(schedule),
 131         X(current),
 132         X(jiffies),
 133         X(xtime),
 134 
 135         /* misc */
 136         X(panic),
 137         X(printk),
 138         X(sprintf),
 139         X(vsprintf),
 140         X(system_utsname),
 141         X(sys_call_table),
 142 
 143         /* Signal interfaces */
 144         X(do_signal),
 145         X(send_sig),
 146 
 147         /* Program loader interfaces */
 148         X(change_ldt),
 149         X(copy_strings),
 150         X(create_tables),
 151         X(do_execve),
 152         X(flush_old_exec),
 153         X(open_inode),
 154         X(read_exec),
 155 
 156         /* Miscellaneous access points */
 157         X(si_meminfo),
 158 
 159 #ifdef CONFIG_FTAPE
 160         /* The next labels are needed for ftape driver.  */
 161         X(ftape_big_buffer),
 162         X(do_floppy),
 163 #endif
 164 #ifdef CONFIG_INET
 165         /* support for loadable net drivers */
 166         X(register_netdev),
 167         X(unregister_netdev),
 168         X(ether_setup),
 169         X(alloc_skb),
 170         X(kfree_skb),
 171         X(dev_kfree_skb),
 172         X(snarf_region),
 173         X(netif_rx),
 174         X(dev_rint),
 175         X(dev_tint),
 176         X(irq2dev_map),
 177 #endif
 178 
 179         /********************************************************
 180          * Do not add anything below this line,
 181          * as the stacked modules depend on this!
 182          */
 183         { NULL, NULL } /* mark end of table */
 184         },
 185         { { NULL, NULL } /* no module refs */ }
 186 };
 187 
 188 /*
 189 int symbol_table_size = sizeof (symbol_table) / sizeof (symbol_table[0]);
 190 */

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