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115 lines
2.6 KiB
Plaintext
115 lines
2.6 KiB
Plaintext
diff -ur --unidirectional-new-file skipsrc-1.0.orig/skip/freebsd/skip_wrapper.c work.new/skip/freebsd/skip_wrapper.c
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--- skipsrc-1.0.orig/skip/freebsd/skip_wrapper.c Fri Oct 25 13:12:43 1996
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+++ work.new/skip/freebsd/skip_wrapper.c Mon Mar 8 23:00:57 1999
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@@ -66,55 +66,69 @@
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#include <skip_es.h>
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#include <skip_if.h>
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-
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-/*
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- * SunOS 4.1.x loadable driver wrapper for the SKIP module
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- */
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-extern char skip_module_name[];
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-
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-/*
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- * Module linkage information for the kernel.
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- */
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-extern int nulldev();
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-
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-struct cfdriver skipcd=
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- { NULL, "skip", NULL, NULL, DV_DULL, 0 };
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-
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struct cdevsw skipdevsw = {
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skip_ifopen, skip_ifclose, skip_ifread, skip_ifwrite, skip_ifioctl,
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- NULL, NULL, NULL, skip_ifselect, NULL, NULL
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+ nullstop, noreset, nodevtotty, skip_ifpoll, nommap, nostrategy,
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+ "skip", NULL
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};
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-MOD_DEV("skipmod", LM_DT_CHAR, -1, (void *)&skipdevsw)
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-
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-extern int skip_init(), skip_uninit();
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+static struct cdevsw *old_dev;
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+static u_long skip_major;
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-/*ARGSUSED*/
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-int
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-skipmod_load(struct lkm_table *lkmtp, int cmd)
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+/*
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+ * Handle loading and unloading of the SKIP module.
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+ */
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+static int
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+skip_mod_event(module_t mod, int event, void *data)
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{
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+ int error = 0;
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+ dev_t dev;
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- int rc;
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- rc = skip_init();
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- if (rc != 0) {
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- return (rc);
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- }
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- uprintf("skip: driver loaded\n");
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- return (0);
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-}
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+ switch (event) {
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+ case MOD_LOAD:
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-skipmod_unload(struct lkm_table *lkmtp, int cmd)
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-{
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-
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- int rc;
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- rc = skip_uninit();
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- if (rc == 0) {
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- uprintf("skip: driver unloaded\n");
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+ /* Add character device, getting assigned a major number */
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+ dev = (dev_t) -1;
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+ if ((error = cdevsw_add(&dev, &skipdevsw, &old_dev)) != 0) {
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+ log(LOG_ERR, "skip: can't add device\n");
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+ break;
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+ }
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+ skip_major = major(dev);
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+
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+ /* Initialize SKIP itself */
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+ if ((error = skip_init()) != 0) {
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+ /* XXX should remove char device */
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+ log(LOG_ERR, "skip: init failed\n");
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+ break;
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+ }
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+ log(LOG_INFO, "skip: device major=%lu, driver loaded\n",
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+ skip_major);
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+ break;
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+
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+ case MOD_UNLOAD:
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+
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+ /* Uninitialize SKIP */
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+ if ((error = skip_uninit()) != 0) {
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+ log(LOG_INFO, "skip: uninit failed\n");
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+ break;
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+ }
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+
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+ /* Replace original device driver (if any) */
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+ dev = makedev(skip_major, 0);
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+ (void) cdevsw_add(&dev, old_dev, NULL);
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+ break;
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+
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+ default:
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+ error = EOPNOTSUPP;
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+ break;
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}
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- return (rc);
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+ return(error);
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}
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-xxxinit(struct lkm_table *lkmtp, int cmd, int ver)
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-{
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- DISPATCH(lkmtp, cmd, ver, skipmod_load, skipmod_unload, nosys);
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-}
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+static moduledata_t skip_mod = {
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+ "skip",
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+ skip_mod_event,
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+ NULL
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+};
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+DECLARE_MODULE(skip, skip_mod, SI_SUB_PROTO_END, SI_ORDER_MIDDLE);
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+
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