3c57102616
. uninitialized cleanup hook was causing devman crashes on reboot, calling uninitialized cleanup hook whenever it didn't happen to be 0
96 lines
2.0 KiB
C
96 lines
2.0 KiB
C
#define _POSIX_SOURCE 1 /* tell headers to include POSIX stuff */
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#define _MINIX 1 /* tell headers to include MINIX stuff */
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#define _SYSTEM 1 /* tell headers that this is the kernel */
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#include <minix/config.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <lib.h>
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#include <timers.h>
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#include <minix/callnr.h>
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#include <minix/type.h>
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#include <minix/const.h>
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#include <minix/com.h>
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#include <minix/syslib.h>
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#include <minix/sysutil.h>
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#include <minix/vfsif.h>
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#include <minix/endpoint.h>
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#include <minix/sysinfo.h>
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#include <minix/u64.h>
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#include <minix/sysinfo.h>
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#include <minix/type.h>
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#include <minix/ipc.h>
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#include <sys/time.h>
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#include <sys/times.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <minix/vtreefs.h>
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#include "devman.h"
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#include "proto.h"
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static void init_hook(void) {
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static int first = 1;
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if (first) {
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devman_init_devices();
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first = 0;
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}
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}
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static int message_hook (message *m)
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{
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switch (m->m_type) {
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case DEVMAN_ADD_DEV:
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return do_add_device(m);
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case DEVMAN_DEL_DEV:
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return do_del_device(m);
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case DEVMAN_BIND:
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return do_bind_device(m);
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case DEVMAN_UNBIND:
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return do_unbind_device(m);
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default: return -1;
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}
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}
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static int
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read_hook
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(struct inode *inode, off_t offset, char **ptr, size_t *len, cbdata_t cbdata)
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{
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struct devman_inode *d_inode = (struct devman_inode *) cbdata;
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return d_inode->read_fn(ptr, len, offset, d_inode->data);
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}
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int main (int argc, char* argv[])
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{
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struct fs_hooks hooks;
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struct inode_stat root_stat;
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/* fill in the hooks */
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memset(&hooks, 0, sizeof(hooks));
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hooks.init_hook = init_hook;
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hooks.read_hook = read_hook; /* read will never be called */
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hooks.message_hook = message_hook; /* handle the ds_update call */
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root_stat.mode = S_IFDIR | S_IRUSR | S_IRGRP | S_IROTH;
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root_stat.uid = 0;
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root_stat.gid = 0;
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root_stat.size = 0;
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root_stat.dev = NO_DEV;
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/* limit the number of indexed entries */
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start_vtreefs(&hooks, 1024 , &root_stat, 0);
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return 0;
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}
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