diff options
Diffstat (limited to 'src/lib/krb4/mac_store.c')
| -rw-r--r-- | src/lib/krb4/mac_store.c | 731 |
1 files changed, 0 insertions, 731 deletions
diff --git a/src/lib/krb4/mac_store.c b/src/lib/krb4/mac_store.c deleted file mode 100644 index 262ba58..0000000 --- a/src/lib/krb4/mac_store.c +++ /dev/null @@ -1,731 +0,0 @@ -/* - * mac_store.c - * - * Kerberos configuration store - * Originally coded by Tim Miller / Brown University as KRB_Store.c - * Mods 1/92 By Peter Bosanko - * - * Modified May-June 1994 by Julia Menapace and John Gilmore - * of Cygnus Support. - * - * This file incorporates replacements for the Unix files - * g_admhst.c, g_krbhst.c, realmofhost.c, and g_krbrlm.c. - */ - -/* Headers from in_tkt.c, merged in by gnu FIXME */ -#include <types.h> - -/* Headers from store.c from KClient */ -#include <string.h> -#include <traps.h> -#include <gestaltEqu.h> -#include <Folders.h> -#include <Resources.h> -#include <Memory.h> -#include <Files.h> - -#include "krb.h" -#include "mac_store.h" /* includes memcache.h */ -#include "krb_driver.h" - -#define prefname "\pKerberos Client Preferences" -const OSType preftype = 'PREF'; -const OSType prefcrea = 'krbL'; -const OSType unametype = 'UNam'; -const OSType lrealmtype = 'LRlm'; -const OSType templatetype = 'TMPL'; -const OSType realmmaptype = 'RMap'; -const OSType servermaptype = 'SMap'; -#define kNumTemplates 4 -#define kFirstTemplate 128 -#define kMapResNum 1024 - - -/* Lower level routines and data structures */ - - -/* Need to check this in each high-level routine, and call init_store - if not set. */ -static int initialized_store = 0; - -static char fLRealm[REALM_SZ] = ""; -static Handle fRealmMap = 0; -static Handle fServerMap = 0; -static short fPrefVRefNum; -static long fPrefDirID; -OSErr fConstructErr = -1; - -/* Current default user name (for prompts, etc). */ - -static char gUserName[MAX_K_NAME_SZ]; - - -/* Routines for dealing with the realm versus host database */ - -/* - * krb_get_admhst - * - * Given a Kerberos realm, find a host on which the Kerberos database - * administration server can be found. - * - * krb_get_admhst takes a pointer to be filled in, a pointer to the name - * of the realm for which a server is desired, and an integer n, and - * returns (in h) the nth administrative host entry from the configuration - * file (KRB_CONF, defined in "krb.h") associated with the specified realm. - * If ATHENA_CONF_FALLBACK is defined, also look in old location. - * - * On error, get_admhst returns KFAILURE. If all goes well, the routine - * returns KSUCCESS. - * - * For the format of the KRB_CONF file, see comments describing the routine - * krb_get_krbhst(). - * - * This is a temporary hack to allow us to find the nearest system running - * a Kerberos admin server. In the long run, this functionality will be - * provided by a nameserver. (HAH!) - */ -int -krb_get_admhst (h, r, n) - char *h; - char *r; - int n; -{ - if (!initialized_store) - if (init_store()) - return KFAILURE; - if(GetNthServer(n, r, 1, h)) return KFAILURE; - else return KSUCCESS; -} - -/* - * Given a Kerberos realm, find a host on which the Kerberos authenti- - * cation server can be found. - * - * krb_get_krbhst takes a pointer to be filled in, a pointer to the name - * of the realm for which a server is desired, and an integer, n, and - * returns (in h) the nth entry from the configuration information - * associated with the specified realm. - * - * If no info is found, krb_get_krbhst returns KFAILURE. If n=1 and the - * configuration file does not exist, krb_get_krbhst will return KRB_HOST - * (defined in "krb.h"). If all goes well, the routine returnes - * KSUCCESS. - * - * This is a temporary hack to allow us to find the nearest system running - * kerberos. In the long run, this functionality will be provided by a - * nameserver. (AH SO!) - */ -int krb_get_krbhst(h, r, n) - char *h; - char *r; - int n; -{ - if (!initialized_store) - if (init_store()) - return KFAILURE; - if (GetNthServer(n, r, 0, h)) return KFAILURE; - else return KSUCCESS; -} - - -/* - * krb_get_lrealm takes a pointer to a string, and a number, n. It fills - * in the string, r, with the name of the local realm specified in - * the local Kerberos configuration. - * It returns 0 (KSUCCESS) on success, and KFAILURE on failure. If the - * config info does not exist, and if n=1, a successful return will occur - * with r = KRB_REALM (also defined in "krb.h"). [FIXME -- not implem.] - * - * NOTE: for archaic & compatibility reasons, this routine will only return - * valid results when n = 1. - */ - -int krb_get_lrealm(char *r, int n) -{ - if (!initialized_store) - if (init_store()) - return KFAILURE; - if (n != 1) - return KFAILURE; - if (GetLocalRealm(r)) - return KFAILURE; - return KSUCCESS; -} - - -/* - * krb_realmofhost. - * Given a fully-qualified domain-style primary host name, - * return the name of the Kerberos realm for the host. - * If the hostname contains no discernable domain, or an error occurs, - * return the local realm name, as supplied by get_krbrlm(). - * If the hostname contains a domain, but no translation is found, - * the hostname's domain is converted to upper-case and returned. - * - * In the database, - * domain_name should be of the form .XXX.YYY (e.g. .LCS.MIT.EDU) - * host names should be in the usual form (e.g. FOO.BAR.BAZ) - */ - -char *krb_realmofhost(char *host) -{ - static char realm[REALM_SZ]; - - if (!initialized_store) - if (init_store()) - return 0; - - /* Store realm string through REALM pointer arg */ - GetRealm(host, realm); - return realm; -} - - -char * INTERFACE -krb_get_default_user (void) -{ - if (!initialized_store) - if (init_store()) - return 0; - - return gUserName; -} - - -int INTERFACE -krb_set_default_user (uName) - char* uName; -{ - if (!initialized_store) - if (init_store()) - return KFAILURE; - - if( strcmp( gUserName, uName ) != 0 ) { - strcpy( gUserName, uName ); - if (WriteUser() != 0) - return KFAILURE; - } - return KSUCCESS; -} - - - -void GetPrefsFolder(short *vRefNumP, long *dirIDP) -{ - Boolean hasFolderMgr = false; - long feature; -/* - FIXME Error: Ô_GestaltDispatchÕ has not been declared - not needed now? - jcm - if (TrapAvailable(_GestaltDispatch)) -*/ - if (Gestalt(gestaltFindFolderAttr, &feature) == noErr) hasFolderMgr = true; - if (!hasFolderMgr) { - GetSystemFolder(vRefNumP, dirIDP); - return; - } - else { - if (FindFolder(kOnSystemDisk, kPreferencesFolderType, kDontCreateFolder, vRefNumP, dirIDP) != noErr) { - *vRefNumP = 0; - *dirIDP = 0; - } - } - } - - -/* - init_store() is used to initialize the config store. It opens the - driver preferences file and reads the local realm, user name, and - realm and server maps from resources in the prefs file into driver - storage. If the preferences file doesn't exist, init_store creates it. - Returns 0 on success, or 1 if something goes wrong. - */ -int -init_store() -{ - short refnum; - Handle temp; - int hasPrefFile; - - /* If a prefs file exists, load from it, otherwise load defaults from self */ - GetPrefsFolder(&fPrefVRefNum, &fPrefDirID); - refnum = HOpenResFile(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname, fsRdPerm); - hasPrefFile = (refnum != -1); // did we open it? - - temp = GetResource(lrealmtype, kMapResNum); - if(ResError() || !temp) { - if(refnum != -1) CloseResFile(refnum); - fConstructErr = cKrbCorruptedFile; - return 1; - } - strcpy(fLRealm, *temp); - ReleaseResource(temp); - - temp = GetResource(unametype, kMapResNum); - if(ResError() || !temp) { - if(refnum != -1) CloseResFile(refnum); - fConstructErr = cKrbCorruptedFile; - return 1; - } - strcpy(gUserName, *temp); - ReleaseResource(temp); - - fRealmMap = GetResource(realmmaptype, kMapResNum); - if(ResError() || !fRealmMap) { - if(refnum != -1) CloseResFile(refnum); - *fLRealm = 0; - fConstructErr = cKrbCorruptedFile; - return 1; - } - DetachResource(fRealmMap); - - fServerMap = GetResource(servermaptype, kMapResNum); - if(ResError() || !fServerMap) { - if(refnum != -1) CloseResFile(refnum); - *fLRealm = 0; - DisposeHandle(fRealmMap); - fRealmMap = 0; - fConstructErr = cKrbCorruptedFile; - return 1; - } - DetachResource(fServerMap); - - if(refnum != -1) CloseResFile(refnum); - fConstructErr = noErr; - - if (!hasPrefFile) { - fConstructErr = CreatePrefFile(); // make prefs file if we need to - } - - initialized_store = 1; - return 0; -} - - -/****************Private routines******************/ - -OSErr OpenPrefsFile(short *refnum) -{ - *refnum = HOpenResFile(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname, fsRdWrPerm); - - if(ResError()) { /* doesn't exist, create it */ - FInfo fndrinfo; - - HCreateResFile(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname); - if(ResError()) { - return ResError(); - } - *refnum = HOpenResFile(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname, fsRdWrPerm); - if(ResError()) { - return ResError(); - } - HGetFInfo(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname, &fndrinfo); - fndrinfo.fdCreator = prefcrea; - fndrinfo.fdType = preftype; - HSetFInfo(fPrefVRefNum, fPrefDirID, (unsigned char *)prefname, &fndrinfo); - } - - return noErr; - } - - - -OSErr CreatePrefFile() -{ - short refnum, i; - OSErr err; - Handle tmpls[ kNumTemplates ]; - - // Get all the templates for ResEdit - for( i = 0; i < kNumTemplates; i++ ) { - tmpls[i] = GetResource( templatetype, kFirstTemplate + i ); - if( ResError() || !tmpls[i] ) return cKrbCorruptedFile; - } - - err = OpenPrefsFile( &refnum ); - if( err ) return err; - - // write out the templates - for( i = 0; i < kNumTemplates && !err; i++ ) { - short tmplid; - ResType theType; - Str255 resName; - - GetResInfo( tmpls[i], &tmplid, &theType, resName ); - err = WritePref( refnum, tmpls[i], templatetype, tmplid, resName ); - ReleaseResource( tmpls[i] ); - } - - if( !err ) - err = WritePref( refnum, fRealmMap, realmmaptype, kMapResNum, "\p" ); - if( !err ) - err = WritePref( refnum, fServerMap, servermaptype, kMapResNum, "\p" ); - if( !err ) - err = WritePrefStr( refnum, fLRealm, lrealmtype, kMapResNum, "\p" ); - if( !err ) - err = WritePrefStr( refnum, gUserName, unametype, kMapResNum, "\p" ); - - CloseResFile( refnum ); - if( !err ) err = ResError(); - return err; -} - -OSErr WriteUser() -{ - short refnum; - OSErr err; - - err = OpenPrefsFile( &refnum ); - if( err ) return err; - - err = WritePrefStr( refnum, gUserName, unametype, kMapResNum, "\p" ); - - CloseResFile( refnum ); - if( !err ) err = ResError(); - return err; -} - -OSErr WritePref( short refnum, Handle dataHandle, OSType mapType, short resID, Str255 resName ) -{ - OSErr err; - Handle resHandle; - - resHandle = Get1Resource( mapType, resID ); - if( !resHandle ) { // create a new resource: - resHandle = dataHandle; - err = HandToHand( &resHandle ); // copy the data handle - if( err != noErr ) return err; - - AddResource( resHandle, mapType, resID, resName ); - if( ( err = ResError() ) != noErr ) { - DisposHandle( resHandle ); - return err; - } - SetResAttrs( resHandle, resSysHeap | GetResAttrs( resHandle ) ); - } - else { /* modify an existing resource: */ - Size handleSize = GetHandleSize( dataHandle ); - SetHandleSize( resHandle, handleSize ); - if( ( err = MemError() ) != noErr ) { - ReleaseResource( resHandle ); - return err; - } - BlockMove( *dataHandle, *resHandle, handleSize ); - ChangedResource( resHandle ); - if( ( err = ResError() ) != noErr ) { - ReleaseResource( resHandle ); - return err; - } - } - - UpdateResFile( refnum ); - err = ResError(); - ReleaseResource( resHandle ); - return err; -} - -OSErr WritePrefStr( short refnum, char *dataString, OSType mapType, short resID, Str255 resName ) -{ - OSErr err; - Handle dataHandle; - - err = PtrToHand( dataString, &dataHandle, strlen( dataString ) + 1 ); - if( err == noErr ) { - err = WritePref( refnum, dataHandle, mapType, resID, resName ); - DisposHandle( dataHandle ); - } - return err; -} - -OSErr WriteRealmMap() -{ - short refnum; - OSErr err; - - err = OpenPrefsFile( &refnum ); - if( err ) return err; - - err = WritePref( refnum, fRealmMap, realmmaptype, kMapResNum, "\p" ); - - CloseResFile( refnum ); - if( !err ) err = ResError(); - return err; -} - -OSErr WriteServerMap() -{ - short refnum; - OSErr err; - - err = OpenPrefsFile(&refnum); - if( err ) return err; - - err = WritePref( refnum, fServerMap, servermaptype, kMapResNum,"\p" ); - - CloseResFile( refnum ); - if( !err ) err = ResError(); - return err; -} - -OSErr GetLocalRealm(char *lrealm) -{ - if (!initialized_store) - init_store(); - - strcpy(lrealm, fLRealm); - return noErr; - } - -OSErr SetLocalRealm( const char *lrealm ) -{ - short refnum; - OSErr err; - - if (!initialized_store) - init_store(); - - strcpy( fLRealm, (char *) lrealm ); - - err = OpenPrefsFile( &refnum ); - if( err ) return err; - - err = WritePrefStr( refnum, fLRealm, lrealmtype, kMapResNum, "\p" ); - - CloseResFile( refnum ); - if( !err ) err = ResError(); - return err; -} - -OSErr GetRealm(const char *host, char *realm) -{ - int numrealms; - char *curnetorhost, *currealm; - char *domain; - - if (!initialized_store) - init_store(); - - numrealms = *((short *)*fRealmMap); - GetLocalRealm(realm); - - domain = strchr( host, '.'); - if(!domain) return noErr; - - curnetorhost = (*fRealmMap) + 2; - currealm = strchr(curnetorhost, '\0') + 1; - for( ; numrealms > 0; numrealms--) { - if(!strcasecmp(curnetorhost, host)) { - strcpy(realm, currealm); - return noErr; - } - if(!strcasecmp(curnetorhost, domain)) { - strcpy(realm, currealm); - } - - if(numrealms > 1) { - curnetorhost = strchr(currealm, '\0') + 1; - currealm = strchr(curnetorhost, '\0') + 1; - } - } - - return noErr; - } - -OSErr AddRealmMap(const char *netorhost, const char *realm) -{ - int numrealms; - char *curptr; - - SetHandleSize(fRealmMap, strlen(netorhost)+1 + strlen(realm)+1 + - GetHandleSize(fRealmMap)); - if(MemError()) return MemError(); - - numrealms = ++(*((short *)*fRealmMap)); - - for(curptr = (*fRealmMap)+2; numrealms > 1; numrealms--) { - curptr = strchr(curptr, '\0') + 1; - curptr = strchr(curptr, '\0') + 1; - } - - strcpy(curptr, netorhost); - curptr = strchr(curptr, '\0') + 1; - strcpy(curptr, realm); - - return WriteRealmMap(); - } - -OSErr DeleteRealmMap(const char *netorhost) -{ - int numrealms = *((short *)*fRealmMap); - char *curptr, *fromptr, *nextptr; - - for(curptr = (*fRealmMap)+2; numrealms > 0; numrealms--) { - if(!strcasecmp(curptr, netorhost)) break; /* got it! */ - - curptr = strchr(curptr, '\0') + 1; - curptr = strchr(curptr, '\0') + 1; - } - - if(numrealms == 0) return cKrbMapDoesntExist; - - *(short*)*fRealmMap -= 1; - - if(numrealms > 1) { - fromptr = strchr(curptr, '\0') + 1; - fromptr = strchr(fromptr, '\0') + 1; - } - - for( ; numrealms > 1; numrealms--) { - nextptr = strchr(fromptr, '\0') + 1; - strcpy(curptr, fromptr); - curptr = strchr(curptr, '\0') + 1; - fromptr = nextptr; - - nextptr = strchr(fromptr, '\0') + 1; - strcpy(curptr, fromptr); - curptr = strchr(curptr, '\0') + 1; - fromptr = nextptr; - } - - SetHandleSize(fRealmMap, curptr-(*fRealmMap)); - if(MemError()) return MemError(); - return WriteRealmMap(); - } - -OSErr GetNthRealmMap(const int n, char *netorhost, char *realm) -{ - int i; - char *curptr; - - if(n > *(short*)*fRealmMap) return cKrbMapDoesntExist; - - for(curptr = (*fRealmMap) + 2, i = 1; i < n; i++) { - curptr = strchr(curptr, '\0') + 1; - curptr = strchr(curptr, '\0') + 1; - } - - strcpy(netorhost, curptr); - curptr = strchr(curptr, '\0') + 1; - strcpy(realm, curptr); - - return noErr; - } - -OSErr GetNthServer(const int n, const char *realm, const int mustadmin, - char *server) -{ - int numservers = *(short*)*fServerMap, i = 0; - char *currealm, *curserver; - - currealm = (*fServerMap) + 2; - curserver = strchr(currealm, '\0') + 1 + 1; - for( ; numservers > 0; numservers--) { - if(!strcmp(currealm, realm)) { - if(!mustadmin || *(curserver-1)) i++; - if(i >= n) { - strcpy(server, curserver); - return noErr; - } - } - - if(numservers > 1) { - currealm = strchr(curserver, '\0') + 1; - curserver = strchr(currealm, '\0') + 1 + 1; - } - } - - return cKrbMapDoesntExist; - } - -OSErr AddServerMap(const char *realm, const char *server, - const int isadmin) -{ - int numservers; - char *curptr; - - SetHandleSize(fServerMap, strlen(realm)+1 + 1 + strlen(server)+1 + - GetHandleSize(fServerMap)); - if(MemError()) return MemError(); - - numservers = ++(*((short *)*fServerMap)); - - for(curptr = (*fServerMap)+2; numservers > 1; numservers--) { - curptr = strchr(curptr, '\0') + 1 + 1; - curptr = strchr(curptr, '\0') + 1; - } - - strcpy(curptr, realm); - curptr = strchr(curptr, '\0') + 1; - *curptr = (char) isadmin; - curptr++; - strcpy(curptr, server); - - return WriteServerMap(); - } - -OSErr DeleteServerMap(const char *realm, const char *server) -{ - int numservers = *((short *)*fServerMap); - char *curptr, *fromptr, *nextptr; - - for(curptr = (*fServerMap)+2; numservers > 0; numservers--) { - if(!strcmp(curptr, realm)) { - nextptr = strchr(curptr, '\0') + 1 + 1; - if(!strcasecmp(nextptr, server)) { - break; /* got it! */ - } - } - - curptr = strchr(curptr, '\0') + 1 + 1; - curptr = strchr(curptr, '\0') + 1; - } - - if(numservers == 0) return cKrbMapDoesntExist; - - *(short*)*fServerMap -= 1; - - if(numservers > 1) { - fromptr = strchr(curptr, '\0') + 1 + 1; - fromptr = strchr(fromptr, '\0') + 1; - } - - for( ; numservers > 1; numservers--) { - nextptr = strchr(fromptr, '\0') + 1; - strcpy(curptr, fromptr); - curptr = strchr(curptr, '\0') + 1; - fromptr = nextptr; - - *curptr = *fromptr; - curptr++; - fromptr++; - - nextptr = strchr(fromptr, '\0') + 1; - strcpy(curptr, fromptr); - curptr = strchr(curptr, '\0') + 1; - fromptr = nextptr; - } - - SetHandleSize(fServerMap, curptr-(*fServerMap)); - if(MemError()) return MemError(); - return WriteServerMap(); - } - -OSErr GetNthServerMap(const int n, char *realm, char *server, int *admin) -{ - int i; - char *curptr; - - if(n > *(short*)*fServerMap) return cKrbMapDoesntExist; - - for(curptr = (*fServerMap) + 2, i = 1; i < n; i++) { - curptr = strchr(curptr, '\0') + 1 + 1; - curptr = strchr(curptr, '\0') + 1; - } - - strcpy(realm, curptr); - curptr = strchr(curptr, '\0') + 1; - *admin = *curptr; - curptr++; - strcpy(server, curptr); - - return noErr; -} |