0a9e1a08a1
the NTx86 section decoration). subr_ndis.c: correct the behavior of ndis_query_resources(): if the caller doesn't provide enough space to return the resources, tell it how much it needs to provide and return an error. subr_hal.c & subr_ntoskrnl.c: implement/stub a bunch of new routines; ntoskrnl: KefAcquireSpinLockAtDpcLevel KefReleaseSpinLockFromDpcLevel MmMapLockedPages InterlockedDecrement InterlockedIncrement IoFreeMdl KeInitializeSpinLock HAL: KfReleaseSpinLock KeGetCurrentIrql KfAcquireSpinLock Lastly, correct spelling of "_aullshr" in the ntoskrnl functable.
725 lines
18 KiB
C
725 lines
18 KiB
C
/*
|
|
* Copyright (c) 2003
|
|
* Bill Paul <wpaul@windriver.com>. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by Bill Paul.
|
|
* 4. Neither the name of the author nor the names of any co-contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
|
|
* THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/types.h>
|
|
#include <sys/errno.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/mutex.h>
|
|
|
|
#include <sys/callout.h>
|
|
#include <sys/kernel.h>
|
|
|
|
#include <machine/clock.h>
|
|
#include <machine/bus_memio.h>
|
|
#include <machine/bus_pio.h>
|
|
#include <machine/bus.h>
|
|
#include <machine/stdarg.h>
|
|
|
|
#include <sys/bus.h>
|
|
#include <sys/rman.h>
|
|
|
|
#include <compat/ndis/pe_var.h>
|
|
#include <compat/ndis/resource_var.h>
|
|
#include <compat/ndis/ndis_var.h>
|
|
#include <compat/ndis/ntoskrnl_var.h>
|
|
|
|
#define __stdcall __attribute__((__stdcall__))
|
|
#define FUNC void(*)(void)
|
|
|
|
__stdcall static uint32_t ntoskrnl_unicode_equal(ndis_unicode_string *,
|
|
ndis_unicode_string *, uint32_t);
|
|
__stdcall static void ntoskrnl_unicode_copy(ndis_unicode_string *,
|
|
ndis_unicode_string *);
|
|
__stdcall static uint32_t ntoskrnl_unicode_to_ansi(ndis_ansi_string *,
|
|
ndis_unicode_string *, uint8_t);
|
|
__stdcall static void *ntoskrnl_iobuildsynchfsdreq(uint32_t, void *,
|
|
void *, uint32_t, uint32_t *, void *, void *);
|
|
__stdcall static uint32_t ntoskrnl_iofcalldriver(void *, void *);
|
|
__stdcall static uint32_t ntoskrnl_waitforobj(void *, uint32_t,
|
|
uint32_t, uint8_t, void *);
|
|
__stdcall static void ntoskrnl_initevent(void *, uint32_t, uint8_t);
|
|
__stdcall static void ntoskrnl_writereg_ushort(uint16_t *, uint16_t);
|
|
__stdcall static uint16_t ntoskrnl_readreg_ushort(uint16_t *);
|
|
__stdcall static void ntoskrnl_writereg_ulong(uint32_t *, uint32_t);
|
|
__stdcall static uint32_t ntoskrnl_readreg_ulong(uint32_t *);
|
|
__stdcall static void ntoskrnl_writereg_uchar(uint8_t *, uint8_t);
|
|
__stdcall static uint8_t ntoskrnl_readreg_uchar(uint8_t *);
|
|
__stdcall static int64_t _allmul(int64_t, int64_t);
|
|
__stdcall static int64_t _alldiv(int64_t, int64_t);
|
|
__stdcall static int64_t _allrem(int64_t, int64_t);
|
|
__stdcall static int64_t _allshr(int64_t, int);
|
|
__stdcall static int64_t _allshl(int64_t, int);
|
|
__stdcall static uint64_t _aullmul(uint64_t, uint64_t);
|
|
__stdcall static uint64_t _aulldiv(uint64_t, uint64_t);
|
|
__stdcall static uint64_t _aullrem(uint64_t, uint64_t);
|
|
__stdcall static uint64_t _aullshr(uint64_t, int);
|
|
__stdcall static uint64_t _aullshl(uint64_t, int);
|
|
__stdcall static void *ntoskrnl_allocfunc(uint32_t, size_t, uint32_t);
|
|
__stdcall static void ntoskrnl_freefunc(void *);
|
|
__stdcall static void ntoskrnl_init_lookaside(paged_lookaside_list *,
|
|
lookaside_alloc_func *, lookaside_free_func *,
|
|
uint32_t, size_t, uint32_t, uint16_t);
|
|
__stdcall static void ntoskrnl_delete_lookaside(paged_lookaside_list *);
|
|
__stdcall static void ntoskrnl_init_nplookaside(npaged_lookaside_list *,
|
|
lookaside_alloc_func *, lookaside_free_func *,
|
|
uint32_t, size_t, uint32_t, uint16_t);
|
|
__stdcall static void ntoskrnl_delete_nplookaside(npaged_lookaside_list *);
|
|
__stdcall static slist_entry *ntoskrnl_push_slist(/*slist_entry *,
|
|
slist_entry * */ void);
|
|
__stdcall static slist_entry *ntoskrnl_pop_slist(/*slist_entry * */ void);
|
|
__stdcall static slist_entry *ntoskrnl_push_slist_ex(/*slist_entry *,
|
|
slist_entry *,*/ kspin_lock *);
|
|
__stdcall static slist_entry *ntoskrnl_pop_slist_ex(/*slist_entry *,
|
|
kspin_lock * */void);
|
|
__stdcall static void ntoskrnl_lock_dpc(/*kspin_lock * */ void);
|
|
__stdcall static void ntoskrnl_unlock_dpc(/*kspin_lock * */ void);
|
|
__stdcall static void ntoskrnl_interlock_inc(/*volatile uint32_t * */ void);
|
|
__stdcall static void ntoskrnl_interlock_dec(/*volatile uint32_t * */ void);
|
|
__stdcall static void ntoskrnl_freemdl(ndis_buffer *);
|
|
__stdcall static void *ntoskrnl_mmaplockedpages(ndis_buffer *, uint8_t);
|
|
__stdcall static void ntoskrnl_create_lock(kspin_lock *);
|
|
__stdcall static void dummy(void);
|
|
|
|
static struct mtx ntoskrnl_interlock;
|
|
static int ntoskrnl_inits = 0;
|
|
|
|
int
|
|
ntoskrnl_libinit()
|
|
{
|
|
if (ntoskrnl_inits) {
|
|
ntoskrnl_inits++;
|
|
return(0);
|
|
}
|
|
|
|
mtx_init(&ntoskrnl_interlock, "ntoskrnllock", MTX_NETWORK_LOCK,
|
|
MTX_DEF | MTX_RECURSE);
|
|
|
|
ntoskrnl_inits++;
|
|
return(0);
|
|
}
|
|
|
|
int
|
|
ntoskrnl_libfini()
|
|
{
|
|
if (ntoskrnl_inits != 1) {
|
|
ntoskrnl_inits--;
|
|
return(0);
|
|
}
|
|
|
|
mtx_destroy(&ntoskrnl_interlock);
|
|
ntoskrnl_inits--;
|
|
|
|
return(0);
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ntoskrnl_unicode_equal(str1, str2, casesensitive)
|
|
ndis_unicode_string *str1;
|
|
ndis_unicode_string *str2;
|
|
uint32_t casesensitive;
|
|
{
|
|
char *astr1 = NULL, *astr2 = NULL;
|
|
int rval = 1;
|
|
|
|
ndis_unicode_to_ascii(str1->nus_buf, str2->nus_len, &astr1);
|
|
ndis_unicode_to_ascii(str2->nus_buf, str2->nus_len, &astr2);
|
|
|
|
if (casesensitive)
|
|
rval = strcmp(astr1, astr2);
|
|
#ifdef notdef
|
|
else
|
|
rval = strcasecmp(astr1, astr2);
|
|
#endif
|
|
|
|
free(astr1, M_DEVBUF);
|
|
free(astr2, M_DEVBUF);
|
|
|
|
return(rval);
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_unicode_copy(dest, src)
|
|
ndis_unicode_string *dest;
|
|
ndis_unicode_string *src;
|
|
{
|
|
|
|
if (dest->nus_maxlen >= src->nus_len)
|
|
dest->nus_len = src->nus_len;
|
|
else
|
|
dest->nus_len = dest->nus_maxlen;
|
|
memcpy(dest->nus_buf, src->nus_buf, dest->nus_len);
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ntoskrnl_unicode_to_ansi(dest, src, allocate)
|
|
ndis_ansi_string *dest;
|
|
ndis_unicode_string *src;
|
|
uint8_t allocate;
|
|
{
|
|
char *astr = NULL;
|
|
|
|
if (allocate) {
|
|
ndis_unicode_to_ascii(src->nus_buf, src->nus_len, &astr);
|
|
dest->nas_buf = astr;
|
|
dest->nas_len = dest->nas_maxlen = strlen(astr);
|
|
} else {
|
|
dest->nas_len = src->nus_len / 2; /* XXX */
|
|
if (dest->nas_maxlen < dest->nas_len)
|
|
dest->nas_len = dest->nas_maxlen;
|
|
ndis_unicode_to_ascii(src->nus_buf, dest->nas_len * 2,
|
|
&dest->nas_buf);
|
|
}
|
|
return (NDIS_STATUS_SUCCESS);
|
|
}
|
|
|
|
__stdcall static void *
|
|
ntoskrnl_iobuildsynchfsdreq(func, dobj, buf, len, off, event, status)
|
|
uint32_t func;
|
|
void *dobj;
|
|
void *buf;
|
|
uint32_t len;
|
|
uint32_t *off;
|
|
void *event;
|
|
void *status;
|
|
{
|
|
return(NULL);
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ntoskrnl_iofcalldriver(dobj, irp)
|
|
void *dobj;
|
|
void *irp;
|
|
{
|
|
return(0);
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ntoskrnl_waitforobj(obj, reason, mode, alertable, timeout)
|
|
void *obj;
|
|
uint32_t reason;
|
|
uint32_t mode;
|
|
uint8_t alertable;
|
|
void *timeout;
|
|
{
|
|
return(0);
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_initevent(event, type, state)
|
|
void *event;
|
|
uint32_t type;
|
|
uint8_t state;
|
|
{
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_writereg_ushort(reg, val)
|
|
uint16_t *reg;
|
|
uint16_t val;
|
|
{
|
|
bus_space_write_2(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg, val);
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint16_t
|
|
ntoskrnl_readreg_ushort(reg)
|
|
uint16_t *reg;
|
|
{
|
|
return(bus_space_read_2(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg));
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_writereg_ulong(reg, val)
|
|
uint32_t *reg;
|
|
uint32_t val;
|
|
{
|
|
bus_space_write_4(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg, val);
|
|
return;
|
|
}
|
|
|
|
__stdcall static uint32_t
|
|
ntoskrnl_readreg_ulong(reg)
|
|
uint32_t *reg;
|
|
{
|
|
return(bus_space_read_4(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg));
|
|
}
|
|
|
|
__stdcall static uint8_t
|
|
ntoskrnl_readreg_uchar(reg)
|
|
uint8_t *reg;
|
|
{
|
|
return(bus_space_read_1(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg));
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_writereg_uchar(reg, val)
|
|
uint8_t *reg;
|
|
uint8_t val;
|
|
{
|
|
bus_space_write_1(I386_BUS_SPACE_MEM, 0x0, (uint32_t)reg, val);
|
|
return;
|
|
}
|
|
|
|
__stdcall static int64_t
|
|
_allmul(a, b)
|
|
int64_t a;
|
|
int64_t b;
|
|
{
|
|
return (a * b);
|
|
}
|
|
|
|
__stdcall static int64_t
|
|
_alldiv(a, b)
|
|
int64_t a;
|
|
int64_t b;
|
|
{
|
|
return (a / b);
|
|
}
|
|
|
|
__stdcall static int64_t
|
|
_allrem(a, b)
|
|
int64_t a;
|
|
int64_t b;
|
|
{
|
|
return (a % b);
|
|
}
|
|
|
|
__stdcall static uint64_t
|
|
_aullmul(a, b)
|
|
uint64_t a;
|
|
uint64_t b;
|
|
{
|
|
return (a * b);
|
|
}
|
|
|
|
__stdcall static uint64_t
|
|
_aulldiv(a, b)
|
|
uint64_t a;
|
|
uint64_t b;
|
|
{
|
|
return (a / b);
|
|
}
|
|
|
|
__stdcall static uint64_t
|
|
_aullrem(a, b)
|
|
uint64_t a;
|
|
uint64_t b;
|
|
{
|
|
return (a % b);
|
|
}
|
|
|
|
__stdcall static int64_t
|
|
_allshl(a, b)
|
|
int64_t a;
|
|
int b;
|
|
{
|
|
return (a << b);
|
|
}
|
|
|
|
__stdcall static uint64_t
|
|
_aullshl(a, b)
|
|
uint64_t a;
|
|
int b;
|
|
{
|
|
return (a << b);
|
|
}
|
|
|
|
__stdcall static int64_t
|
|
_allshr(a, b)
|
|
int64_t a;
|
|
int b;
|
|
{
|
|
return (a >> b);
|
|
}
|
|
|
|
__stdcall static uint64_t
|
|
_aullshr(a, b)
|
|
uint64_t a;
|
|
int b;
|
|
{
|
|
return (a >> b);
|
|
}
|
|
|
|
__stdcall static void *
|
|
ntoskrnl_allocfunc(pooltype, size, tag)
|
|
uint32_t pooltype;
|
|
size_t size;
|
|
uint32_t tag;
|
|
{
|
|
return(malloc(size, M_DEVBUF, M_NOWAIT));
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_freefunc(buf)
|
|
void *buf;
|
|
{
|
|
free(buf, M_DEVBUF);
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_init_lookaside(lookaside, allocfunc, freefunc,
|
|
flags, size, tag, depth)
|
|
paged_lookaside_list *lookaside;
|
|
lookaside_alloc_func *allocfunc;
|
|
lookaside_free_func *freefunc;
|
|
uint32_t flags;
|
|
size_t size;
|
|
uint32_t tag;
|
|
uint16_t depth;
|
|
{
|
|
struct mtx *mtx;
|
|
|
|
lookaside->nll_l.gl_size = size;
|
|
lookaside->nll_l.gl_tag = tag;
|
|
if (allocfunc == NULL)
|
|
lookaside->nll_l.gl_allocfunc = ntoskrnl_allocfunc;
|
|
else
|
|
lookaside->nll_l.gl_allocfunc = allocfunc;
|
|
|
|
if (freefunc == NULL)
|
|
lookaside->nll_l.gl_freefunc = ntoskrnl_freefunc;
|
|
else
|
|
lookaside->nll_l.gl_freefunc = freefunc;
|
|
|
|
mtx = malloc(sizeof(struct mtx), M_DEVBUF, M_NOWAIT|M_ZERO);
|
|
if (mtx == NULL)
|
|
return;
|
|
mtx_init(mtx, "ndisnplook", "ndis lookaside lock",
|
|
MTX_DEF | MTX_RECURSE | MTX_DUPOK);
|
|
lookaside->nll_obsoletelock = (kspin_lock)mtx;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_delete_lookaside(lookaside)
|
|
paged_lookaside_list *lookaside;
|
|
{
|
|
mtx_destroy((struct mtx *)lookaside->nll_obsoletelock);
|
|
free((struct mtx *)lookaside->nll_obsoletelock, M_DEVBUF);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_init_nplookaside(lookaside, allocfunc, freefunc,
|
|
flags, size, tag, depth)
|
|
npaged_lookaside_list *lookaside;
|
|
lookaside_alloc_func *allocfunc;
|
|
lookaside_free_func *freefunc;
|
|
uint32_t flags;
|
|
size_t size;
|
|
uint32_t tag;
|
|
uint16_t depth;
|
|
{
|
|
struct mtx *mtx;
|
|
|
|
lookaside->nll_l.gl_size = size;
|
|
lookaside->nll_l.gl_tag = tag;
|
|
if (allocfunc == NULL)
|
|
lookaside->nll_l.gl_allocfunc = ntoskrnl_allocfunc;
|
|
else
|
|
lookaside->nll_l.gl_allocfunc = allocfunc;
|
|
|
|
if (freefunc == NULL)
|
|
lookaside->nll_l.gl_freefunc = ntoskrnl_freefunc;
|
|
else
|
|
lookaside->nll_l.gl_freefunc = freefunc;
|
|
|
|
mtx = malloc(sizeof(struct mtx), M_DEVBUF, M_NOWAIT|M_ZERO);
|
|
if (mtx == NULL)
|
|
return;
|
|
mtx_init(mtx, "ndisnplook", "ndis lookaside lock",
|
|
MTX_DEF | MTX_RECURSE | MTX_DUPOK);
|
|
lookaside->nll_obsoletelock = (kspin_lock)mtx;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_delete_nplookaside(lookaside)
|
|
npaged_lookaside_list *lookaside;
|
|
{
|
|
mtx_destroy((struct mtx *)lookaside->nll_obsoletelock);
|
|
free((struct mtx *)lookaside->nll_obsoletelock, M_DEVBUF);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Note: the interlocked slist push and pop routines are
|
|
* declared to be _fastcall in Windows. gcc 3.4 is supposed
|
|
* to have support for this calling convention, however we
|
|
* don't have that version available yet, so we kludge things
|
|
* up using some inline assembly.
|
|
*/
|
|
|
|
__stdcall static slist_entry *
|
|
ntoskrnl_push_slist(/*head, entry*/ void)
|
|
{
|
|
slist_header *head;
|
|
slist_entry *entry;
|
|
slist_entry *oldhead;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (head), "=d" (entry));
|
|
|
|
mtx_lock(&ntoskrnl_interlock);
|
|
oldhead = head->slh_list.slh_next;
|
|
entry->sl_next = head->slh_list.slh_next;
|
|
head->slh_list.slh_next = entry;
|
|
mtx_unlock(&ntoskrnl_interlock);
|
|
return(oldhead);
|
|
}
|
|
|
|
__stdcall static slist_entry *
|
|
ntoskrnl_pop_slist(/*head*/ void)
|
|
{
|
|
slist_header *head;
|
|
slist_entry *first;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (head));
|
|
|
|
mtx_lock(&ntoskrnl_interlock);
|
|
first = head->slh_list.slh_next;
|
|
if (first != NULL)
|
|
head->slh_list.slh_next = first->sl_next;
|
|
mtx_unlock(&ntoskrnl_interlock);
|
|
return(first);
|
|
}
|
|
|
|
__stdcall static slist_entry *
|
|
ntoskrnl_push_slist_ex(/*head, entry,*/ lock)
|
|
kspin_lock *lock;
|
|
{
|
|
slist_header *head;
|
|
slist_entry *entry;
|
|
slist_entry *oldhead;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (head), "=d" (entry));
|
|
|
|
mtx_lock((struct mtx *)*lock);
|
|
oldhead = head->slh_list.slh_next;
|
|
entry->sl_next = head->slh_list.slh_next;
|
|
head->slh_list.slh_next = entry;
|
|
mtx_unlock((struct mtx *)*lock);
|
|
return(oldhead);
|
|
}
|
|
|
|
__stdcall static slist_entry *
|
|
ntoskrnl_pop_slist_ex(/*head, lock*/ void)
|
|
{
|
|
slist_header *head;
|
|
kspin_lock *lock;
|
|
slist_entry *first;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (head), "=d" (lock));
|
|
|
|
mtx_lock((struct mtx *)*lock);
|
|
first = head->slh_list.slh_next;
|
|
if (first != NULL)
|
|
head->slh_list.slh_next = first->sl_next;
|
|
mtx_unlock((struct mtx *)*lock);
|
|
return(first);
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_lock_dpc(/*lock*/ void)
|
|
{
|
|
kspin_lock *lock;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (lock));
|
|
|
|
mtx_lock((struct mtx *)*lock);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_unlock_dpc(/*lock*/ void)
|
|
{
|
|
kspin_lock *lock;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (lock));
|
|
|
|
mtx_unlock((struct mtx *)*lock);
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_interlock_inc(/*addend*/ void)
|
|
{
|
|
volatile uint32_t *addend;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (addend));
|
|
|
|
mtx_lock(&ntoskrnl_interlock);
|
|
(*addend)++;
|
|
mtx_unlock(&ntoskrnl_interlock);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_interlock_dec(/*addend*/ void)
|
|
{
|
|
volatile uint32_t *addend;
|
|
|
|
__asm__ __volatile__ ("" : "=c" (addend));
|
|
|
|
mtx_lock(&ntoskrnl_interlock);
|
|
(*addend)--;
|
|
mtx_unlock(&ntoskrnl_interlock);
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_freemdl(mdl)
|
|
ndis_buffer *mdl;
|
|
{
|
|
ndis_buffer *head;
|
|
|
|
if (mdl == NULL || mdl->nb_process == NULL)
|
|
return;
|
|
|
|
head = mdl->nb_process;
|
|
|
|
if (head->nb_flags != 0x1)
|
|
return;
|
|
|
|
mdl->nb_next = head->nb_next;
|
|
head->nb_next = mdl;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void *
|
|
ntoskrnl_mmaplockedpages(buf, accessmode)
|
|
ndis_buffer *buf;
|
|
uint8_t accessmode;
|
|
{
|
|
return(MDL_VA(buf));
|
|
}
|
|
|
|
__stdcall static void
|
|
ntoskrnl_create_lock(lock)
|
|
kspin_lock *lock;
|
|
{
|
|
struct mtx *mtx;
|
|
|
|
mtx = malloc(sizeof(struct mtx), M_DEVBUF, M_NOWAIT|M_ZERO);
|
|
if (mtx == NULL)
|
|
return;
|
|
mtx_init(mtx, "ntoslock", "ntoskrnl spinlock",
|
|
MTX_DEF | MTX_RECURSE | MTX_DUPOK);
|
|
|
|
*lock = (kspin_lock)mtx;
|
|
|
|
return;
|
|
}
|
|
|
|
__stdcall static void
|
|
dummy()
|
|
{
|
|
printf ("ntoskrnl dummy called...\n");
|
|
return;
|
|
}
|
|
|
|
|
|
image_patch_table ntoskrnl_functbl[] = {
|
|
{ "RtlEqualUnicodeString", (FUNC)ntoskrnl_unicode_equal },
|
|
{ "RtlCopyUnicodeString", (FUNC)ntoskrnl_unicode_copy },
|
|
{ "RtlUnicodeStringToAnsiString", (FUNC)ntoskrnl_unicode_to_ansi },
|
|
{ "sprintf", (FUNC)sprintf },
|
|
{ "DbgPrint", (FUNC)printf },
|
|
{ "strncmp", (FUNC)strncmp },
|
|
{ "strcmp", (FUNC)strcmp },
|
|
{ "strncpy", (FUNC)strncpy },
|
|
{ "strcpy", (FUNC)strcpy },
|
|
{ "strlen", (FUNC)strlen },
|
|
{ "memcpy", (FUNC)memcpy },
|
|
{ "memset", (FUNC)memset },
|
|
{ "IofCallDriver", (FUNC)ntoskrnl_iofcalldriver },
|
|
{ "IoBuildSynchronousFsdRequest", (FUNC)ntoskrnl_iobuildsynchfsdreq },
|
|
{ "KeWaitForSingleObject", (FUNC)ntoskrnl_waitforobj },
|
|
{ "KeInitializeEvent", (FUNC)ntoskrnl_initevent },
|
|
{ "_allmul", (FUNC)_allmul },
|
|
{ "_alldiv", (FUNC)_alldiv },
|
|
{ "_allrem", (FUNC)_allrem },
|
|
{ "_allshr", (FUNC)_allshr },
|
|
{ "_allshl", (FUNC)_allshl },
|
|
{ "_aullmul", (FUNC)_aullmul },
|
|
{ "_aulldiv", (FUNC)_aulldiv },
|
|
{ "_aullrem", (FUNC)_aullrem },
|
|
{ "_aullshr", (FUNC)_aullshr },
|
|
{ "_aullshl", (FUNC)_aullshl },
|
|
{ "WRITE_REGISTER_USHORT", (FUNC)ntoskrnl_writereg_ushort },
|
|
{ "READ_REGISTER_USHORT", (FUNC)ntoskrnl_readreg_ushort },
|
|
{ "WRITE_REGISTER_ULONG", (FUNC)ntoskrnl_writereg_ulong },
|
|
{ "READ_REGISTER_ULONG", (FUNC)ntoskrnl_readreg_ulong },
|
|
{ "READ_REGISTER_UCHAR", (FUNC)ntoskrnl_readreg_uchar },
|
|
{ "WRITE_REGISTER_UCHAR", (FUNC)ntoskrnl_writereg_uchar },
|
|
{ "ExInitializePagedLookasideList", (FUNC)ntoskrnl_init_lookaside },
|
|
{ "ExDeletePagedLookasideList", (FUNC)ntoskrnl_delete_lookaside },
|
|
{ "ExInitializeNPagedLookasideList", (FUNC)ntoskrnl_init_nplookaside },
|
|
{ "ExDeleteNPagedLookasideList", (FUNC)ntoskrnl_delete_nplookaside },
|
|
{ "InterlockedPopEntrySList", (FUNC)ntoskrnl_pop_slist },
|
|
{ "InterlockedPushEntrySList", (FUNC)ntoskrnl_push_slist },
|
|
{ "ExInterlockedPopEntrySList", (FUNC)ntoskrnl_pop_slist_ex },
|
|
{ "ExInterlockedPushEntrySList",(FUNC)ntoskrnl_push_slist_ex },
|
|
{ "KefAcquireSpinLockAtDpcLevel", (FUNC)ntoskrnl_lock_dpc },
|
|
{ "KefReleaseSpinLockFromDpcLevel", (FUNC)ntoskrnl_unlock_dpc },
|
|
{ "InterlockedIncrement", (FUNC)ntoskrnl_interlock_inc },
|
|
{ "InterlockedDecrement", (FUNC)ntoskrnl_interlock_dec },
|
|
{ "IoFreeMdl", (FUNC)ntoskrnl_freemdl },
|
|
{ "MmMapLockedPages", (FUNC)ntoskrnl_mmaplockedpages },
|
|
{ "KeInitializeSpinLock", (FUNC)ntoskrnl_create_lock },
|
|
|
|
/*
|
|
* This last entry is a catch-all for any function we haven't
|
|
* implemented yet. The PE import list patching routine will
|
|
* use it for any function that doesn't have an explicit match
|
|
* in this table.
|
|
*/
|
|
|
|
{ NULL, (FUNC)dummy },
|
|
|
|
/* End of list. */
|
|
|
|
{ NULL, NULL },
|
|
};
|