mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
530 lines
13 KiB
C
530 lines
13 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is the Netscape security libraries.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1994-2000
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
/*
|
|
* secport.c - portability interfaces for security libraries
|
|
*
|
|
* This file abstracts out libc functionality that libsec depends on
|
|
*
|
|
* NOTE - These are not public interfaces. These stubs are to allow the
|
|
* SW FORTEZZA to link with some low level security functions without dragging
|
|
* in NSPR.
|
|
*
|
|
* $Id: nsprstub.c,v 1.7 2007/07/24 16:14:15 biswatosh.chakraborty%sun.com Exp $
|
|
*/
|
|
|
|
#include "seccomon.h"
|
|
#include "prmem.h"
|
|
#include "prerror.h"
|
|
#include "plarena.h"
|
|
#include "secerr.h"
|
|
#include "prmon.h"
|
|
#include "prbit.h"
|
|
#include "ck.h"
|
|
|
|
#ifdef notdef
|
|
unsigned long port_allocFailures;
|
|
|
|
/* locations for registering Unicode conversion functions.
|
|
* Is this the appropriate location? or should they be
|
|
* moved to client/server specific locations?
|
|
*/
|
|
PORTCharConversionFunc ucs4Utf8ConvertFunc;
|
|
PORTCharConversionFunc ucs2Utf8ConvertFunc;
|
|
PORTCharConversionWSwapFunc ucs2AsciiConvertFunc;
|
|
|
|
void *
|
|
PORT_Alloc(size_t bytes)
|
|
{
|
|
void *rv;
|
|
|
|
/* Always allocate a non-zero amount of bytes */
|
|
rv = (void *)malloc(bytes ? bytes : 1);
|
|
if (!rv) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
void *
|
|
PORT_Realloc(void *oldptr, size_t bytes)
|
|
{
|
|
void *rv;
|
|
|
|
rv = (void *)realloc(oldptr, bytes);
|
|
if (!rv) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
void *
|
|
PORT_ZAlloc(size_t bytes)
|
|
{
|
|
void *rv;
|
|
|
|
/* Always allocate a non-zero amount of bytes */
|
|
rv = (void *)calloc(1, bytes ? bytes : 1);
|
|
if (!rv) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
void
|
|
PORT_Free(void *ptr)
|
|
{
|
|
if (ptr) {
|
|
free(ptr);
|
|
}
|
|
}
|
|
|
|
void
|
|
PORT_ZFree(void *ptr, size_t len)
|
|
{
|
|
if (ptr) {
|
|
memset(ptr, 0, len);
|
|
free(ptr);
|
|
}
|
|
}
|
|
|
|
/********************* Arena code follows *****************************/
|
|
|
|
|
|
PLArenaPool *
|
|
PORT_NewArena(unsigned long chunksize)
|
|
{
|
|
PLArenaPool *arena;
|
|
|
|
arena = (PLArenaPool*)PORT_ZAlloc(sizeof(PLArenaPool));
|
|
if ( arena != NULL ) {
|
|
PR_InitArenaPool(arena, "security", chunksize, sizeof(double));
|
|
}
|
|
return(arena);
|
|
}
|
|
|
|
void *
|
|
PORT_ArenaAlloc(PLArenaPool *arena, size_t size)
|
|
{
|
|
void *p;
|
|
|
|
PL_ARENA_ALLOCATE(p, arena, size);
|
|
if (p == NULL) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
}
|
|
|
|
return(p);
|
|
}
|
|
|
|
void *
|
|
PORT_ArenaZAlloc(PLArenaPool *arena, size_t size)
|
|
{
|
|
void *p;
|
|
|
|
PL_ARENA_ALLOCATE(p, arena, size);
|
|
if (p == NULL) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
} else {
|
|
PORT_Memset(p, 0, size);
|
|
}
|
|
|
|
return(p);
|
|
}
|
|
|
|
/* need to zeroize!! */
|
|
void
|
|
PORT_FreeArena(PLArenaPool *arena, PRBool zero)
|
|
{
|
|
PR_FinishArenaPool(arena);
|
|
PORT_Free(arena);
|
|
}
|
|
|
|
void *
|
|
PORT_ArenaGrow(PLArenaPool *arena, void *ptr, size_t oldsize, size_t newsize)
|
|
{
|
|
PORT_Assert(newsize >= oldsize);
|
|
|
|
PL_ARENA_GROW(ptr, arena, oldsize, ( newsize - oldsize ) );
|
|
|
|
if (ptr == NULL) {
|
|
++port_allocFailures;
|
|
PORT_SetError(SEC_ERROR_NO_MEMORY);
|
|
}
|
|
return(ptr);
|
|
}
|
|
|
|
void *
|
|
PORT_ArenaMark(PLArenaPool *arena)
|
|
{
|
|
void * result;
|
|
|
|
result = PL_ARENA_MARK(arena);
|
|
return result;
|
|
}
|
|
|
|
void
|
|
PORT_ArenaRelease(PLArenaPool *arena, void *mark)
|
|
{
|
|
PL_ARENA_RELEASE(arena, mark);
|
|
}
|
|
|
|
void
|
|
PORT_ArenaUnmark(PLArenaPool *arena, void *mark)
|
|
{
|
|
/* do nothing */
|
|
}
|
|
|
|
char *
|
|
PORT_ArenaStrdup(PLArenaPool *arena,const char *str) {
|
|
int len = PORT_Strlen(str)+1;
|
|
char *newstr;
|
|
|
|
newstr = (char*)PORT_ArenaAlloc(arena,len);
|
|
if (newstr) {
|
|
PORT_Memcpy(newstr,str,len);
|
|
}
|
|
return newstr;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* replace the nice thread-safe Error stack code with something
|
|
* that will work without all the NSPR features.
|
|
*/
|
|
static PRInt32 stack[2] = {0, 0};
|
|
|
|
PR_IMPLEMENT(void)
|
|
nss_SetError(PRUint32 value)
|
|
{
|
|
stack[0] = value;
|
|
return;
|
|
}
|
|
|
|
PR_IMPLEMENT(PRInt32)
|
|
NSS_GetError(void)
|
|
{
|
|
return(stack[0]);
|
|
}
|
|
|
|
|
|
PR_IMPLEMENT(PRInt32 *)
|
|
NSS_GetErrorStack(void)
|
|
{
|
|
return(&stack[0]);
|
|
}
|
|
|
|
PR_IMPLEMENT(void)
|
|
nss_ClearErrorStack(void)
|
|
{
|
|
stack[0] = 0;
|
|
return;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
/*
|
|
* replace the pointer tracking stuff for the same reasons.
|
|
* If you want to turn pointer tracking on, simply ifdef out this code and
|
|
* link with real NSPR.
|
|
*/
|
|
PR_IMPLEMENT(PRStatus)
|
|
nssPointerTracker_initialize(nssPointerTracker *tracker)
|
|
{
|
|
return PR_SUCCESS;
|
|
}
|
|
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
nssPointerTracker_finalize(nssPointerTracker *tracker)
|
|
{
|
|
return PR_SUCCESS;
|
|
}
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
nssPointerTracker_add(nssPointerTracker *tracker, const void *pointer)
|
|
{
|
|
return PR_SUCCESS;
|
|
}
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
nssPointerTracker_remove(nssPointerTracker *tracker, const void *pointer)
|
|
{
|
|
return PR_SUCCESS;
|
|
}
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
nssPointerTracker_verify(nssPointerTracker *tracker, const void *pointer)
|
|
{
|
|
return PR_SUCCESS;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Do not use NSPR stubs for MinGW because they can't resolve references
|
|
* to the _imp__PR_XXX symbols. This is merely an expedient hack and not
|
|
* the right solution.
|
|
*/
|
|
#if !(defined(WIN32) && defined(__GNUC__))
|
|
PR_IMPLEMENT(PRThread *)
|
|
PR_GetCurrentThread(void)
|
|
{
|
|
return (PRThread *)1;
|
|
}
|
|
|
|
|
|
|
|
PR_IMPLEMENT(void)
|
|
PR_Assert(const char *expr, const char *file, int line) {
|
|
return;
|
|
}
|
|
|
|
PR_IMPLEMENT(void *)
|
|
PR_Alloc(PRUint32 bytes) { return malloc(bytes); }
|
|
|
|
PR_IMPLEMENT(void *)
|
|
PR_Malloc(PRUint32 bytes) { return malloc(bytes); }
|
|
|
|
PR_IMPLEMENT(void *)
|
|
PR_Calloc(PRUint32 blocks, PRUint32 bytes) { return calloc(blocks,bytes); }
|
|
|
|
PR_IMPLEMENT(void *)
|
|
PR_Realloc(void * blocks, PRUint32 bytes) { return realloc(blocks,bytes); }
|
|
|
|
PR_IMPLEMENT(void)
|
|
PR_Free(void *ptr) { free(ptr); }
|
|
|
|
#ifdef notdef
|
|
/* Old template; want to expunge it eventually. */
|
|
#include "secasn1.h"
|
|
#include "secoid.h"
|
|
|
|
const SEC_ASN1Template SECOID_AlgorithmIDTemplate[] = {
|
|
{ SEC_ASN1_SEQUENCE,
|
|
0, NULL, sizeof(SECAlgorithmID) },
|
|
{ SEC_ASN1_OBJECT_ID,
|
|
offsetof(SECAlgorithmID,algorithm), },
|
|
{ SEC_ASN1_OPTIONAL | SEC_ASN1_ANY,
|
|
offsetof(SECAlgorithmID,parameters), },
|
|
{ 0, }
|
|
};
|
|
|
|
PR_IMPLEMENT(PRStatus) PR_Sleep(PRIntervalTime ticks) { return PR_SUCCESS; }
|
|
|
|
/* This is not atomic! */
|
|
PR_IMPLEMENT(PRInt32) PR_AtomicDecrement(PRInt32 *val) { return --(*val); }
|
|
|
|
PR_IMPLEMENT(PRInt32) PR_AtomicSet(PRInt32 *val) { return ++(*val); }
|
|
|
|
#endif
|
|
|
|
/* now make the RNG happy */ /* This is not atomic! */
|
|
PR_IMPLEMENT(PRInt32) PR_AtomicIncrement(PRInt32 *val) { return ++(*val); }
|
|
#endif /* ! (WIN32 && GCC) */
|
|
|
|
static CK_C_INITIALIZE_ARGS_PTR nssstub_pInitArgs = NULL;
|
|
static CK_C_INITIALIZE_ARGS nssstub_initArgs;
|
|
static NSSArena *nssstub_arena = NULL;
|
|
static CryptokiLockingState nssstub_LockingState = SingleThreaded;
|
|
|
|
PR_IMPLEMENT(CK_RV)
|
|
nssSetLockArgs(CK_C_INITIALIZE_ARGS_PTR pInitArgs, CryptokiLockingState* returned)
|
|
{
|
|
CK_ULONG count = (CK_ULONG)0;
|
|
CK_BBOOL os_ok = CK_FALSE;
|
|
CK_RV rv = CKR_OK;
|
|
if (nssstub_pInitArgs == NULL) {
|
|
if (pInitArgs != NULL) {
|
|
nssstub_initArgs = *pInitArgs;
|
|
nssstub_pInitArgs = &nssstub_initArgs;
|
|
if( (CK_CREATEMUTEX )NULL != pInitArgs->CreateMutex ) count++;
|
|
if( (CK_DESTROYMUTEX)NULL != pInitArgs->DestroyMutex ) count++;
|
|
if( (CK_LOCKMUTEX )NULL != pInitArgs->LockMutex ) count++;
|
|
if( (CK_UNLOCKMUTEX )NULL != pInitArgs->UnlockMutex ) count++;
|
|
os_ok = (pInitArgs->flags & CKF_OS_LOCKING_OK) ? CK_TRUE : CK_FALSE;
|
|
|
|
if( (0 != count) && (4 != count) ) {
|
|
rv = CKR_ARGUMENTS_BAD;
|
|
goto loser;
|
|
}
|
|
} else {
|
|
nssstub_pInitArgs = pInitArgs;
|
|
}
|
|
/* nssstub_arena = NSSArena_Create(); */
|
|
}
|
|
|
|
if( (0 == count) && (CK_TRUE == os_ok) ) {
|
|
/*
|
|
* This is case #2 in the description of C_Initialize:
|
|
* The library will be called in a multithreaded way, but
|
|
* no routines were specified: os locking calls should be
|
|
* used. Unfortunately, this can be hard.. like, I think
|
|
* I may have to dynamically look up the entry points in
|
|
* the instance of NSPR already going in the application.
|
|
*
|
|
* I know that *we* always specify routines, so this only
|
|
* comes up if someone is using NSS to create their own
|
|
* PCKS#11 modules for other products. Oh, heck, I'll
|
|
* worry about this then.
|
|
*/
|
|
rv = CKR_CANT_LOCK;
|
|
goto loser;
|
|
}
|
|
|
|
if( 0 == count ) {
|
|
/*
|
|
* With the above test out of the way, we know this is case
|
|
* #1 in the description of C_Initialize: this library will
|
|
* not be called in a multithreaded way.
|
|
*/
|
|
|
|
nssstub_LockingState = SingleThreaded;
|
|
} else {
|
|
/*
|
|
* We know that we're in either case #3 or #4 in the description
|
|
* of C_Initialize. Case #3 says we should use the specified
|
|
* functions, case #4 cays we can use either the specified ones
|
|
* or the OS ones. I'll use the specified ones.
|
|
*/
|
|
nssstub_LockingState = MultiThreaded;
|
|
}
|
|
|
|
loser:
|
|
*returned = nssstub_LockingState;
|
|
return rv;
|
|
}
|
|
|
|
/*
|
|
* Do not use NSPR stubs for MinGW because they can't resolve references
|
|
* to the _imp__PR_XXX symbols. This is merely an expedient hack and not
|
|
* the right solution.
|
|
*/
|
|
#if !(defined(WIN32) && defined(__GNUC__))
|
|
#include "prlock.h"
|
|
PR_IMPLEMENT(PRLock *)
|
|
PR_NewLock(void) {
|
|
PRLock *lock = NULL;
|
|
NSSCKFWMutex *mlock = NULL;
|
|
CK_RV error;
|
|
|
|
mlock = nssCKFWMutex_Create(nssstub_pInitArgs,nssstub_LockingState,nssstub_arena,&error);
|
|
lock = (PRLock *)mlock;
|
|
|
|
/* if we don't have a lock, nssCKFWMutex can deal with things */
|
|
if (lock == NULL) lock=(PRLock *) 1;
|
|
return lock;
|
|
}
|
|
|
|
PR_IMPLEMENT(void)
|
|
PR_DestroyLock(PRLock *lock) {
|
|
NSSCKFWMutex *mlock = (NSSCKFWMutex *)lock;
|
|
if (lock == (PRLock *)1) return;
|
|
nssCKFWMutex_Destroy(mlock);
|
|
}
|
|
|
|
PR_IMPLEMENT(void)
|
|
PR_Lock(PRLock *lock) {
|
|
NSSCKFWMutex *mlock = (NSSCKFWMutex *)lock;
|
|
if (lock == (PRLock *)1) return;
|
|
nssCKFWMutex_Lock(mlock);
|
|
}
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
PR_Unlock(PRLock *lock) {
|
|
NSSCKFWMutex *mlock = (NSSCKFWMutex *)lock;
|
|
if (lock == (PRLock *)1) return PR_SUCCESS;
|
|
nssCKFWMutex_Unlock(mlock);
|
|
return PR_SUCCESS;
|
|
}
|
|
|
|
#ifdef notdef
|
|
#endif
|
|
/* this implementation is here to satisfy the PRMonitor use in plarena.c.
|
|
** It appears that it doesn't need re-entrant locks. It could have used
|
|
** PRLock instead of PRMonitor. So, this implementation just uses
|
|
** PRLock for a PRMonitor.
|
|
*/
|
|
PR_IMPLEMENT(PRMonitor*)
|
|
PR_NewMonitor(void)
|
|
{
|
|
return (PRMonitor *) PR_NewLock();
|
|
}
|
|
|
|
|
|
PR_IMPLEMENT(void)
|
|
PR_EnterMonitor(PRMonitor *mon)
|
|
{
|
|
PR_Lock( (PRLock *)mon );
|
|
}
|
|
|
|
PR_IMPLEMENT(PRStatus)
|
|
PR_ExitMonitor(PRMonitor *mon)
|
|
{
|
|
return PR_Unlock( (PRLock *)mon );
|
|
}
|
|
|
|
#include "prinit.h"
|
|
|
|
/* This is NOT threadsafe. It is merely a pseudo-functional stub.
|
|
*/
|
|
PR_IMPLEMENT(PRStatus) PR_CallOnce(
|
|
PRCallOnceType *once,
|
|
PRCallOnceFN func)
|
|
{
|
|
/* This is not really atomic! */
|
|
if (1 == PR_AtomicIncrement(&once->initialized)) {
|
|
once->status = (*func)();
|
|
} else {
|
|
/* Should wait to be sure that func has finished before returning. */
|
|
}
|
|
return once->status;
|
|
}
|
|
|
|
/*
|
|
** Compute the log of the least power of 2 greater than or equal to n
|
|
*/
|
|
PRIntn PR_CeilingLog2(PRUint32 i) {
|
|
PRIntn log2;
|
|
PR_CEILING_LOG2(log2,i);
|
|
return log2;
|
|
}
|
|
#endif /* ! (WIN32 && GCC) */
|
|
|
|
/********************** end of arena functions ***********************/
|
|
|