diff options
Diffstat (limited to 'security/nss/lib/util/os2_rand.c')
| -rw-r--r-- | security/nss/lib/util/os2_rand.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/security/nss/lib/util/os2_rand.c b/security/nss/lib/util/os2_rand.c deleted file mode 100644 index cbe20a205..000000000 --- a/security/nss/lib/util/os2_rand.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * 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 Netscape are - * Copyright (C) 1994-2000 Netscape Communications Corporation. All - * Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the - * terms of the GNU General Public License Version 2 or later (the - * "GPL"), in which case the provisions of the GPL are applicable - * instead of those above. If you wish to allow use of your - * version of this file only under the terms of the GPL and not to - * allow others to use your version of this file under the MPL, - * indicate your decision by deleting the provisions above and - * replace them with the notice and other provisions required by - * the GPL. If you do not delete the provisions above, a recipient - * may use your version of this file under either the MPL or the - * GPL. - */ - -#define INCL_DOS -#define INCL_DOSERRORS -#include <os2.h> -#include <secrng.h> -#include <stdlib.h> - -static BOOL clockTickTime(unsigned long *phigh, unsigned long *plow) -{ - APIRET rc = NO_ERROR; - QWORD qword = {0,0}; - - rc = DosTmrQueryTime(&qword); - if (rc != NO_ERROR) - return FALSE; - - *phigh = qword.ulHi; - *plow = qword.ulLo; - - return TRUE; -} - -size_t RNG_GetNoise(void *buf, size_t maxbuf) -{ - unsigned long high = 0; - unsigned long low = 0; - clock_t val = 0; - int n = 0; - int nBytes = 0; - time_t sTime; - - if (maxbuf <= 0) - return 0; - - clockTickTime(&high, &low); - - /* get the maximally changing bits first */ - nBytes = sizeof(low) > maxbuf ? maxbuf : sizeof(low); - memcpy(buf, &low, nBytes); - n += nBytes; - maxbuf -= nBytes; - - if (maxbuf <= 0) - return n; - - nBytes = sizeof(high) > maxbuf ? maxbuf : sizeof(high); - memcpy(((char *)buf) + n, &high, nBytes); - n += nBytes; - maxbuf -= nBytes; - - if (maxbuf <= 0) - return n; - - /* get the number of milliseconds that have elapsed since application started */ - val = clock(); - - nBytes = sizeof(val) > maxbuf ? maxbuf : sizeof(val); - memcpy(((char *)buf) + n, &val, nBytes); - n += nBytes; - maxbuf -= nBytes; - - if (maxbuf <= 0) - return n; - - /* get the time in seconds since midnight Jan 1, 1970 */ - time(&sTime); - nBytes = sizeof(sTime) > maxbuf ? maxbuf : sizeof(sTime); - memcpy(((char *)buf) + n, &sTime, nBytes); - n += nBytes; - - return n; -} - -void RNG_SystemInfoForRNG(void) -{ - unsigned long *plong = 0; - PTIB ptib; - PPIB ppib; - APIRET rc = NO_ERROR; - DATETIME dt; - COUNTRYCODE cc; - COUNTRYINFO ci; - unsigned long actual; - char path[_MAX_PATH]=""; - unsigned long pathlength = sizeof(path); - FSALLOCATE fsallocate; - FILESTATUS3 fstatus; - unsigned long defaultdrive = 0; - unsigned long logicaldrives = 0; - unsigned long counter = 0; - char buffer[20]; - int nBytes = 0; - - nBytes = RNG_GetNoise(buffer, sizeof(buffer)); - RNG_RandomUpdate(buffer, nBytes); - - /* allocate memory and use address and memory */ - plong = (unsigned long *)malloc(sizeof(*plong)); - RNG_RandomUpdate(&plong, sizeof(plong)); - RNG_RandomUpdate(plong, sizeof(*plong)); - free(plong); - - /* process info */ - rc = DosGetInfoBlocks(&ptib, &ppib); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(ptib, sizeof(*ptib)); - RNG_RandomUpdate(ppib, sizeof(*ppib)); - } - - /* time */ - rc = DosGetDateTime(&dt); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&dt, sizeof(dt)); - } - - /* country */ - rc = DosQueryCtryInfo(sizeof(ci), &cc, &ci, &actual); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&cc, sizeof(cc)); - RNG_RandomUpdate(&ci, sizeof(ci)); - RNG_RandomUpdate(&actual, sizeof(actual)); - } - - /* current directory */ - rc = DosQueryCurrentDir(0, path, &pathlength); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(path, strlen(path)); - // path info - rc = DosQueryPathInfo(path, FIL_STANDARD, &fstatus, sizeof(fstatus)); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&fstatus, sizeof(fstatus)); - } - } - - /* file system info */ - rc = DosQueryFSInfo(0, FSIL_ALLOC, &fsallocate, sizeof(fsallocate)); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&fsallocate, sizeof(fsallocate)); - } - - /* drive info */ - rc = DosQueryCurrentDisk(&defaultdrive, &logicaldrives); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&defaultdrive, sizeof(defaultdrive)); - RNG_RandomUpdate(&logicaldrives, sizeof(logicaldrives)); - } - - /* system info */ - rc = DosQuerySysInfo(QSV_MS_COUNT, QSV_MS_COUNT, &counter, sizeof(counter)); - if (rc == NO_ERROR) - { - RNG_RandomUpdate(&counter, sizeof(counter)); - } - - /* more noise */ - nBytes = RNG_GetNoise(buffer, sizeof(buffer)); - RNG_RandomUpdate(buffer, nBytes); -} - -void RNG_FileForRNG(char *filename) -{ - struct stat stat_buf; - unsigned char buffer[1024]; - FILE *file = 0; - int nBytes = 0; - static int totalFileBytes = 0; - - if (stat((char *)filename, &stat_buf) < 0) - return; - - RNG_RandomUpdate((unsigned char*)&stat_buf, sizeof(stat_buf)); - - file = fopen((char *)filename, "r"); - if (file != NULL) - { - for (;;) - { - size_t bytes = fread(buffer, 1, sizeof(buffer), file); - - if (bytes == 0) - break; - - RNG_RandomUpdate(buffer, bytes); - totalFileBytes += bytes; - if (totalFileBytes > 250000) - break; - } - fclose(file); - } - - nBytes = RNG_GetNoise(buffer, 20); - RNG_RandomUpdate(buffer, nBytes); -} |