#include <afsconfig.h>
#include <afs/param.h>
-RCSID("$Header$");
+RCSID
+ ("$Header$");
#include <afs/stds.h>
#include <afs/pthread_glock.h>
#ifdef UKERNEL
-#include "../afs/sysincludes.h"
-#include "../afs/afsincludes.h"
+#include "afs/sysincludes.h"
+#include "afsincludes.h"
+#include "des/des.h"
+#include "rx/rxkad.h"
+#include <netdb.h>
#else /* UKERNEL */
#include <sys/types.h>
#ifdef AFS_NT40_ENV
#include <sys/utime.h>
#include <io.h>
#include <WINNT/afssw.h>
-#ifdef AFS_AFSDB_ENV
-#include <cm_dns.h>
-#endif /* AFS_AFSDB_ENV */
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/time.h>
#ifdef AFS_AFSDB_ENV
#include <arpa/nameser.h>
+#ifdef HAVE_ARPA_NAMESER_COMPAT_H
+#include <arpa/nameser_compat.h>
+#endif
#include <resolv.h>
#endif /* AFS_AFSDB_ENV */
#endif /* AFS_NT40_ENV */
#include <stdlib.h>
#include <sys/stat.h>
#include <fcntl.h>
-#ifdef HAVE_STRING_H
#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
+#include <rx/rxkad.h>
+#include <rx/rx.h>
#endif /* UKERNEL */
#include <afs/afsutil.h>
#include "cellconfig.h"
#include "keys.h"
-
-static ParseHostLine();
-static ParseCellLine();
-static afsconf_OpenInternal();
-static afsconf_CloseInternal();
-static afsconf_Reopen();
-
-static struct afsconf_servPair serviceTable [] = {
- { "afs", 7000, },
- { "afscb", 7001, },
- { "afsprot", 7002, },
- { "afsvldb", 7003, },
- { "afskauth", 7004, },
- { "afsvol", 7005, },
- { "afserror", 7006, },
- { "afsnanny", 7007, },
- { "afsupdate", 7008, },
- { "afsrmtsys", 7009, },
- { "afsres", 7010, }, /* residency database for MR-AFS */
- { "afsremio", 7011, }, /* remote I/O interface for MR-AFS */
- { 0, 0 } /* insert new services before this spot */
+#ifdef AFS_NT40_ENV
+#ifdef AFS_AFSDB_ENV
+#include <cm.h>
+#include <cm_config.h>
+/* cm_dns.h depends on cellconfig.h */
+#include <cm_nls.h>
+#include <cm_dns.h>
+#endif /* AFS_AFSDB_ENV */
+#endif
+#include <rx/rx.h>
+#include <rx/rxkad.h>
+
+static struct afsconf_servPair serviceTable[] = {
+ {"afs", 7000,},
+ {"afscb", 7001,},
+ {"afsprot", 7002,},
+ {"afsvldb", 7003,},
+ {"afskauth", 7004,},
+ {"afsvol", 7005,},
+ {"afserror", 7006,},
+ {"afsnanny", 7007,},
+ {"afsupdate", 7008,},
+ {"afsrmtsys", 7009,},
+ {"afsres", 7010,}, /* residency database for MR-AFS */
+ {"afsremio", 7011,}, /* remote I/O interface for MR-AFS */
+ {0, 0} /* insert new services before this spot */
};
+/* Prototypes */
+static afs_int32 afsconf_FindService(register const char *aname);
+static int TrimLine(char *abuffer);
+#ifdef AFS_NT40_ENV
+static int IsClientConfigDirectory(const char *path);
+static int GetCellNT(struct afsconf_dir *adir);
+#endif
+static int afsconf_Check(register struct afsconf_dir *adir);
+static int afsconf_Touch(register struct afsconf_dir *adir);
+static int GetCellUnix(struct afsconf_dir *adir);
+static int afsconf_OpenInternal(register struct afsconf_dir *adir, char *cell,
+ char clones[]);
+static int ParseHostLine(char *aline, register struct sockaddr_in *addr,
+ char *aname, char *aclone);
+static int ParseCellLine(register char *aline, register char *aname,
+ register char *alname);
+static int afsconf_CloseInternal(register struct afsconf_dir *adir);
+static int afsconf_Reopen(register struct afsconf_dir *adir);
+static int SaveKeys(struct afsconf_dir *adir);
+
+#ifndef T_AFSDB
+#define T_AFSDB 18 /* per RFC1183 section 1 */
+#endif
+
/*
* Basic Rule: we touch "<AFSCONF_DIR>/CellServDB" every time we change anything, so
* our code can tell if there is new info in the key files, the cell server db
* CellServDB changes.
*/
+#if defined(AFS_SUN5_ENV) && !defined(__sparcv9)
+/* Solaris through 10 in 32 bit mode will return EMFILE if fopen can't
+ get an fd <= 255. We allow the fileserver to claim more fds than that.
+ This has always been a problem since pr_Initialize would have the same
+ issue, but hpr_Initialize makes it more likely that we would see this.
+ Work around it. This is not generic. It's coded with the needs of
+ afsconf_* in mind only.
+
+ http://www.opensolaris.org/os/community/onnv/flag-days/pages/2006042001/
+*/
+
+#define BUFFER 4096
+
+struct afsconf_iobuffer {
+ int _file;
+ char *buffer;
+ char *ptr;
+ char *endptr;
+};
+
+typedef struct afsconf_iobuffer afsconf_FILE;
+
+static afsconf_FILE *
+afsconf_fopen(const char *fname, const char *fmode)
+{
+ int fd;
+ afsconf_FILE *iop;
+
+ if ((fd = open(fname, O_RDONLY)) == -1) {
+ return NULL;
+ }
+
+ iop = malloc(sizeof(struct afsconf_iobuffer));
+ if (iop == NULL) {
+ (void) close(fd);
+ errno = ENOMEM;
+ return NULL;
+ }
+ iop->_file = fd;
+ iop->buffer = malloc(BUFFER);
+ if (iop->buffer == NULL) {
+ (void) close(fd);
+ free((void *) iop);
+ errno = ENOMEM;
+ return NULL;
+ }
+ iop->ptr = iop->buffer;
+ iop->endptr = iop->buffer;
+ return iop;
+}
+
+static int
+afsconf_fclose(afsconf_FILE *iop)
+{
+ if (iop == NULL) {
+ return 0;
+ }
+ close(iop->_file);
+ free((void *)iop->buffer);
+ free((void *)iop);
+ return 0;
+}
+
+static char *
+afsconf_fgets(char *s, int n, afsconf_FILE *iop)
+{
+ char *p;
+
+ p = s;
+ for (;;) {
+ char c;
+
+ if (iop->ptr == iop->endptr) {
+ ssize_t len;
+
+ if ((len = read(iop->_file, (void *)iop->buffer, BUFFER)) == -1) {
+ return NULL;
+ }
+ if (len == 0) {
+ *p = 0;
+ if (s == p) {
+ return NULL;
+ }
+ return s;
+ }
+ iop->ptr = iop->buffer;
+ iop->endptr = iop->buffer + len;
+ }
+ c = *iop->ptr++;
+ *p++ = c;
+ if ((p - s) == (n - 1)) {
+ *p = 0;
+ return s;
+ }
+ if (c == '\n') {
+ *p = 0;
+ return s;
+ }
+ }
+}
+#define fopen afsconf_fopen
+#define fclose afsconf_fclose
+#define fgets afsconf_fgets
+#else
+#define afsconf_FILE FILE
+#endif /* AFS_SUN5_ENV && ! __sparcv9 */
+
/* return port number in network byte order in the low 16 bits of a long; return -1 if not found */
-static afs_int32 afsconf_FindService(aname)
-register char *aname; {
+static afs_int32
+afsconf_FindService(register const char *aname)
+{
/* lookup a service name */
struct servent *ts;
register struct afsconf_servPair *tsp;
-#if defined(AFS_OSF_ENV) || defined(AFS_DEC_ENV)
+#if defined(AFS_OSF_ENV)
ts = getservbyname(aname, "");
#else
- ts = getservbyname(aname, (char *) 0);
+ ts = (struct servent *) getservbyname(aname, NULL);
#endif
if (ts) {
/* we found it in /etc/services, so we use this value */
- return ts->s_port; /* already in network byte order */
+ return ts->s_port; /* already in network byte order */
}
/* not found in /etc/services, see if it is one of ours */
- for(tsp = serviceTable;; tsp++) {
- if (tsp->name == (char *) 0) return -1;
- if (!strcmp(tsp->name, aname)) return htons(tsp->port);
+ for (tsp = serviceTable;; tsp++) {
+ if (tsp->name == NULL)
+ return -1;
+ if (!strcmp(tsp->name, aname))
+ return htons(tsp->port);
}
}
-static int TrimLine(abuffer)
-char *abuffer; {
+static int
+TrimLine(char *abuffer)
+{
char tbuffer[256];
register char *tp;
register int tc;
tp = abuffer;
while ((tc = *tp)) {
- if (!isspace(tc)) break;
+ if (!isspace(tc))
+ break;
tp++;
}
strcpy(tbuffer, tp);
* IsClientConfigDirectory() -- determine if path matches well-known
* client configuration directory.
*/
-static int IsClientConfigDirectory(const char *path)
+static int
+IsClientConfigDirectory(const char *path)
{
const char *cdir = AFSDIR_CLIENT_ETC_DIRPATH;
int i;
#endif /* AFS_NT40_ENV */
-static int afsconf_Check(adir)
-register struct afsconf_dir *adir; {
+static int
+afsconf_Check(register struct afsconf_dir *adir)
+{
char tbuffer[256];
+#ifdef AFS_NT40_ENV
+ char *p;
+#endif
struct stat tstat;
register afs_int32 code;
#ifdef AFS_NT40_ENV
/* NT client CellServDB has different file name than NT server or Unix */
if (IsClientConfigDirectory(adir->name)) {
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ if (!afssw_GetClientCellServDBDir(&p)) {
+ strcompose(tbuffer, sizeof(tbuffer), p, "/",
+ AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ free(p);
+ } else {
+ int len;
+ strncpy(tbuffer, adir->name, sizeof(tbuffer));
+ len = (int)strlen(tbuffer);
+ if (tbuffer[len - 1] != '\\' && tbuffer[len - 1] != '/') {
+ strncat(tbuffer, "\\", sizeof(tbuffer));
+ }
+ strncat(tbuffer, AFSDIR_CELLSERVDB_FILE_NTCLIENT,
+ sizeof(tbuffer));
+ tbuffer[sizeof(tbuffer) - 1] = '\0';
+ }
} else {
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE, NULL);
+ strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLSERVDB_FILE,
+ NULL);
}
#else
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLSERVDB_FILE, NULL);
}
/* set modtime on file */
-static afsconf_Touch(adir)
-register struct afsconf_dir *adir; {
+static int
+afsconf_Touch(register struct afsconf_dir *adir)
+{
char tbuffer[256];
#ifndef AFS_NT40_ENV
struct timeval tvp[2];
+#else
+ char *p;
#endif
- adir->timeRead = 0; /* just in case */
+ adir->timeRead = 0; /* just in case */
#ifdef AFS_NT40_ENV
/* NT client CellServDB has different file name than NT server or Unix */
if (IsClientConfigDirectory(adir->name)) {
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ if (!afssw_GetClientCellServDBDir(&p)) {
+ strcompose(tbuffer, sizeof(tbuffer), p, "/",
+ AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ free(p);
+ } else {
+ int len = (int)strlen(tbuffer);
+ if (tbuffer[len - 1] != '\\' && tbuffer[len - 1] != '/') {
+ strncat(tbuffer, "\\", sizeof(tbuffer));
+ }
+ strncat(tbuffer, AFSDIR_CELLSERVDB_FILE_NTCLIENT,
+ sizeof(tbuffer));
+ tbuffer[sizeof(tbuffer) - 1] = '\0';
+ }
} else {
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE, NULL);
+ strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLSERVDB_FILE,
+ NULL);
}
return _utime(tbuffer, NULL);
gettimeofday(&tvp[0], NULL);
tvp[1] = tvp[0];
return utimes(tbuffer, tvp);
-#endif /* AFS_NT40_ENV */
+#endif /* AFS_NT40_ENV */
}
-struct afsconf_dir *afsconf_Open(adir)
-register char *adir; {
+struct afsconf_dir *
+afsconf_Open(register const char *adir)
+{
register struct afsconf_dir *tdir;
register afs_int32 code;
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
/* zero structure and fill in name; rest is done by internal routine */
- tdir = (struct afsconf_dir *) malloc(sizeof(struct afsconf_dir));
+ tdir = (struct afsconf_dir *)malloc(sizeof(struct afsconf_dir));
memset(tdir, 0, sizeof(struct afsconf_dir));
- tdir->name = (char *) malloc(strlen(adir)+1);
+ tdir->name = (char *)malloc(strlen(adir) + 1);
strcpy(tdir->name, adir);
code = afsconf_OpenInternal(tdir, 0, 0);
if (code) {
- char *afsconf_path, *getenv(), afs_confdir[128];
+ char *afsconf_path, afs_confdir[128];
free(tdir->name);
/* Check global place only when local Open failed for whatever reason */
if (!(afsconf_path = getenv("AFSCONF"))) {
/* The "AFSCONF" environment (or contents of "/.AFSCONF") will be typically set to something like "/afs/<cell>/common/etc" where, by convention, the default files for "ThisCell" and "CellServDB" will reside; note that a major drawback is that a given afs client on that cell may NOT contain the same contents... */
char *home_dir;
- FILE *fp;
+ afsconf_FILE *fp;
size_t len;
if (!(home_dir = getenv("HOME"))) {
fp = fopen("/.AFSCONF", "r");
if (fp == 0) {
free(tdir);
- UNLOCK_GLOBAL_MUTEX
- return (struct afsconf_dir *) 0;
+ UNLOCK_GLOBAL_MUTEX;
+ return (struct afsconf_dir *)0;
}
fgets(afs_confdir, 128, fp);
fclose(fp);
fp = fopen("/.AFSCONF", "r");
if (fp == 0) {
free(tdir);
- UNLOCK_GLOBAL_MUTEX
- return (struct afsconf_dir *) 0;
+ UNLOCK_GLOBAL_MUTEX;
+ return (struct afsconf_dir *)0;
}
- fgets(afs_confdir, 128, fp);
- fclose(fp);
}
fgets(afs_confdir, 128, fp);
- fclose(fp);
+ fclose(fp);
}
len = strlen(afs_confdir);
if (len == 0) {
free(tdir);
- UNLOCK_GLOBAL_MUTEX
- return (struct afsconf_dir *) 0;
+ UNLOCK_GLOBAL_MUTEX;
+ return (struct afsconf_dir *)0;
}
- if (afs_confdir[len-1] == '\n') {
- afs_confdir[len-1] = 0;
+ if (afs_confdir[len - 1] == '\n') {
+ afs_confdir[len - 1] = 0;
}
afsconf_path = afs_confdir;
}
- tdir->name = (char *) malloc(strlen(afsconf_path)+1);
+ tdir->name = (char *)malloc(strlen(afsconf_path) + 1);
strcpy(tdir->name, afsconf_path);
code = afsconf_OpenInternal(tdir, 0, 0);
if (code) {
free(tdir->name);
free(tdir);
- UNLOCK_GLOBAL_MUTEX
- return (struct afsconf_dir *) 0;
+ UNLOCK_GLOBAL_MUTEX;
+ return (struct afsconf_dir *)0;
}
}
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return tdir;
}
-
-static int GetCellUnix(struct afsconf_dir *adir)
+static int
+GetCellUnix(struct afsconf_dir *adir)
{
- int rc;
+ char *rc;
char tbuffer[256];
- FILE *tf;
-
+ char *start, *p;
+ afsconf_FILE *fp;
+
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_THISCELL_FILE, NULL);
- tf = fopen(tbuffer, "r");
- if (tf) {
- rc = fscanf(tf, "%s", tbuffer);
- if (rc == 1) {
- adir->cellName = (char *) malloc(strlen(tbuffer)+1);
- strcpy(adir->cellName, tbuffer);
- }
- fclose(tf);
- }
- else {
+ fp = fopen(tbuffer, "r");
+ if (fp == 0) {
return -1;
}
+ rc = fgets(tbuffer, 256, fp);
+ fclose(fp);
+ if (rc == NULL)
+ return -1;
+
+ start = tbuffer;
+ while (*start != '\0' && isspace(*start))
+ start++;
+ p = start;
+ while (*p != '\0' && !isspace(*p))
+ p++;
+ *p = '\0';
+ if (*start == '\0')
+ return -1;
+
+ adir->cellName = strdup(start);
return 0;
}
#ifdef AFS_NT40_ENV
-static int GetCellNT(struct afsconf_dir *adir)
+static int
+GetCellNT(struct afsconf_dir *adir)
{
if (IsClientConfigDirectory(adir->name)) {
/* NT client config dir; ThisCell is in registry (no file). */
return GetCellUnix(adir);
}
}
+
+/* The following procedures and structs are used on Windows only
+ * to enumerate the Cell information distributed within the
+ * Windows registry. (See src/WINNT/afsd/cm_config.c)
+ */
+typedef struct _cm_enumCellRegistry {
+ afs_uint32 client; /* non-zero if client query */
+ struct afsconf_dir *adir;
+} cm_enumCellRegistry_t;
+
+static long
+cm_serverConfigProc(void *rockp, struct sockaddr_in *addrp,
+ char *hostNamep, unsigned short rank)
+{
+ struct afsconf_cell *cellInfop = (struct afsconf_cell *)rockp;
+
+ if (cellInfop->numServers == MAXHOSTSPERCELL)
+ return 0;
+
+ cellInfop->hostAddr[cellInfop->numServers] = *addrp;
+ strncpy(cellInfop->hostName[cellInfop->numServers], hostNamep, MAXHOSTCHARS);
+ cellInfop->hostName[cellInfop->numServers][MAXHOSTCHARS-1] = '\0';
+ cellInfop->numServers++;
+
+ return 0;
+}
+
+static long
+cm_enumCellRegistryProc(void *rockp, char * cellNamep)
+{
+ long code;
+ cm_enumCellRegistry_t *enump = (cm_enumCellRegistry_t *)rockp;
+ char linkedName[256] = "";
+ int timeout = 0;
+ struct afsconf_entry *newEntry;
+
+
+ newEntry = malloc(sizeof(struct afsconf_entry));
+ if (newEntry == NULL)
+ return ENOMEM;
+ newEntry->cellInfo.numServers = 0;
+
+ code = cm_SearchCellRegistry(enump->client, cellNamep, NULL, linkedName, cm_serverConfigProc, &newEntry->cellInfo);
+ if (code == CM_ERROR_FORCE_DNS_LOOKUP)
+ code = cm_SearchCellByDNS(cellNamep, NULL, &timeout, cm_serverConfigProc, &newEntry->cellInfo);
+
+ if (code == 0) {
+ strncpy(newEntry->cellInfo.name, cellNamep, MAXCELLCHARS);
+ newEntry->cellInfo.name[MAXCELLCHARS-1];
+ if (linkedName[0])
+ newEntry->cellInfo.linkedCell = strdup(linkedName);
+ else
+ newEntry->cellInfo.linkedCell = NULL;
+ newEntry->cellInfo.timeout = timeout;
+ newEntry->cellInfo.flags = 0;
+
+ newEntry->next = enump->adir->entries;
+ enump->adir->entries = newEntry;
+ } else {
+ free(newEntry);
+ }
+ return code;
+}
#endif /* AFS_NT40_ENV */
-static int afsconf_OpenInternal(adir, cell, clones)
-register struct afsconf_dir *adir;
-char *cell;
-char clones[];
+static int
+afsconf_OpenInternal(register struct afsconf_dir *adir, char *cell,
+ char clones[])
{
- FILE *tf;
+ afsconf_FILE *tf;
register char *tp, *bp;
register struct afsconf_entry *curEntry;
struct afsconf_aliasentry *curAlias;
afs_int32 i;
char tbuffer[256], tbuf1[256];
struct stat tstat;
+#ifdef AFS_NT40_ENV
+ cm_enumCellRegistry_t enumCellRegistry = {0, 0};
+#endif /* AFS_NT40_ENV */
- /* figure out the cell name */
+ /* figure out the local cell name */
#ifdef AFS_NT40_ENV
i = GetCellNT(adir);
+ enumCellRegistry.adir = adir;
#else
i = GetCellUnix(adir);
#endif
-#ifndef AFS_FREELANCE_CLIENT /* no local cell not fatal in freelance */
+#ifndef AFS_FREELANCE_CLIENT /* no local cell not fatal in freelance */
if (i) {
return i;
}
*/
if (IsClientConfigDirectory(adir->name)) {
/* NT client config dir */
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ char *p;
+
+ enumCellRegistry.client = 1;
+
+ if (!afssw_GetClientCellServDBDir(&p)) {
+ strcompose(tbuffer, sizeof(tbuffer), p, "/",
+ AFSDIR_CELLSERVDB_FILE_NTCLIENT, NULL);
+ free(p);
+ } else {
+ int len;
+ strncpy(tbuffer, adir->name, sizeof(tbuffer));
+ len = (int)strlen(tbuffer);
+ if (tbuffer[len - 1] != '\\' && tbuffer[len - 1] != '/') {
+ strncat(tbuffer, "\\", sizeof(tbuffer));
+ }
+ strncat(tbuffer, AFSDIR_CELLSERVDB_FILE_NTCLIENT,
+ sizeof(tbuffer));
+ tbuffer[sizeof(tbuffer) - 1] = '\0';
+ }
} else {
/* NT server config dir */
- strcompose(tbuffer, 256,
- adir->name, "/", AFSDIR_CELLSERVDB_FILE, NULL);
+ strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLSERVDB_FILE,
+ NULL);
}
#else
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLSERVDB_FILE, NULL);
-#endif /* AFS_NT40_ENV */
+#endif /* AFS_NT40_ENV */
if (!stat(tbuffer, &tstat)) {
adir->timeRead = tstat.st_mtime;
if (!tf) {
return -1;
}
+
+ /* The CellServDB file is now open.
+ * The following code parses the contents of the
+ * file and creates a list with the first cell entry
+ * in the CellServDB file at the end of the list.
+ *
+ * No checking is performed for duplicates.
+ * The side effects of this process are that duplicate
+ * entries appended to the end of the CellServDB file
+ * take precedence and are found in a shorter period
+ * of time.
+ */
+
while (1) {
tp = fgets(tbuffer, sizeof(tbuffer), tf);
- if (!tp) break;
- TrimLine(tbuffer); /* remove white space */
- if (tbuffer[0] == 0 || tbuffer[0] == '\n') continue; /* empty line */
+ if (!tp)
+ break;
+ TrimLine(tbuffer); /* remove white space */
+ if (tbuffer[0] == 0 || tbuffer[0] == '\n')
+ continue; /* empty line */
if (tbuffer[0] == '>') {
char linkedcell[MAXCELLCHARS];
/* start new cell item */
adir->entries = curEntry;
curEntry = 0;
}
- curEntry = (struct afsconf_entry *) malloc(sizeof(struct afsconf_entry));
+ curEntry =
+ (struct afsconf_entry *)malloc(sizeof(struct afsconf_entry));
memset(curEntry, 0, sizeof(struct afsconf_entry));
- code = ParseCellLine(tbuffer, curEntry->cellInfo.name, linkedcell);
+ code =
+ ParseCellLine(tbuffer, curEntry->cellInfo.name, linkedcell);
if (code) {
afsconf_CloseInternal(adir);
fclose(tf);
+ free(curEntry);
return -1;
}
if (linkedcell[0] != '\0') {
curEntry->cellInfo.linkedCell =
- (char *) malloc(strlen(linkedcell) + 1);
+ (char *)malloc(strlen(linkedcell) + 1);
strcpy(curEntry->cellInfo.linkedCell, linkedcell);
}
- }
- else {
+ } else {
/* new host in the current cell */
if (!curEntry) {
afsconf_CloseInternal(adir);
return -1;
}
i = curEntry->cellInfo.numServers;
- if (cell && !strcmp(cell, curEntry->cellInfo.name))
- code = ParseHostLine(tbuffer, (char *) &curEntry->cellInfo.hostAddr[i], curEntry->cellInfo.hostName[i], &clones[i]);
- else
- code = ParseHostLine(tbuffer, (char *) &curEntry->cellInfo.hostAddr[i], curEntry->cellInfo.hostName[i], 0);
- if (code) {
- if (code == AFSCONF_SYNTAX) {
- for (bp=tbuffer; *bp != '\n'; bp++) { /* Take out the <cr> from the buffer */
- if (!*bp) break;
+ if (i < MAXHOSTSPERCELL) {
+ if (cell && !strcmp(cell, curEntry->cellInfo.name))
+ code =
+ ParseHostLine(tbuffer,
+ &curEntry->cellInfo.hostAddr[i],
+ curEntry->cellInfo.hostName[i],
+ &clones[i]);
+ else
+ code =
+ ParseHostLine(tbuffer,
+ &curEntry->cellInfo.hostAddr[i],
+ curEntry->cellInfo.hostName[i], 0);
+
+ if (code) {
+ if (code == AFSCONF_SYNTAX) {
+ for (bp = tbuffer; *bp != '\n'; bp++) { /* Take out the <cr> from the buffer */
+ if (!*bp)
+ break;
+ }
+ *bp = '\0';
+ fprintf(stderr,
+ "Can't properly parse host line \"%s\" in configuration file %s\n",
+ tbuffer, tbuf1);
}
- *bp= '\0';
- fprintf(stderr, "Can't properly parse host line \"%s\" in configuration file %s\n", tbuffer, tbuf1);
+ free(curEntry);
+ fclose(tf);
+ afsconf_CloseInternal(adir);
+ return -1;
}
- free(curEntry);
- fclose(tf);
- afsconf_CloseInternal(adir);
- return -1;
+ curEntry->cellInfo.numServers = ++i;
+ } else {
+ fprintf(stderr,
+ "Too many hosts for cell %s in configuration file %s\n",
+ curEntry->cellInfo.name, tbuf1);
}
- curEntry->cellInfo.numServers = ++i;
}
}
- fclose(tf); /* close the file now */
+ fclose(tf); /* close the file now */
/* end the last partially-completed cell */
if (curEntry) {
adir->entries = curEntry;
}
+#ifdef AFS_NT40_ENV
+ /*
+ * Windows maintains a CellServDB list in the Registry
+ * that supercedes the contents of the CellServDB file.
+ * Prepending these entries to the head of the list
+ * is sufficient to enforce the precedence.
+ */
+ cm_EnumerateCellRegistry( enumCellRegistry.client,
+ cm_enumCellRegistryProc,
+ &enumCellRegistry);
+#endif /* AFS_NT40_ENV */
+
/* Read in the alias list */
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_CELLALIAS_FILE, NULL);
char *aliasPtr;
tp = fgets(tbuffer, sizeof(tbuffer), tf);
- if (!tp) break;
- TrimLine(tbuffer); /* remove white space */
+ if (!tp)
+ break;
+ TrimLine(tbuffer); /* remove white space */
- if (tbuffer[0] == '\0' ||
- tbuffer[0] == '\n' ||
- tbuffer[0] == '#') continue; /* empty line */
+ if (tbuffer[0] == '\0' || tbuffer[0] == '\n' || tbuffer[0] == '#')
+ continue; /* empty line */
tp = tbuffer;
- while (tp[0] != '\0' && tp[0] != ' ' && tp[0] != '\t') tp++;
- if (tp[0] == '\0') continue; /* invalid line */
+ while (tp[0] != '\0' && tp[0] != ' ' && tp[0] != '\t')
+ tp++;
+ if (tp[0] == '\0')
+ continue; /* invalid line */
- while (tp[0] != '\0' && (tp[0] == ' ' || tp[0] == '\t')) 0[tp++] = '\0';
- if (tp[0] == '\0') continue; /* invalid line */
+ while (tp[0] != '\0' && (tp[0] == ' ' || tp[0] == '\t'))
+ 0[tp++] = '\0';
+ if (tp[0] == '\0')
+ continue; /* invalid line */
aliasPtr = tp;
- while (tp[0] != '\0' && tp[0] != ' ' && tp[0] != '\t' &&
- tp[0] != '\r' && tp[0] != '\n') tp++;
+ while (tp[0] != '\0' && tp[0] != ' ' && tp[0] != '\t' && tp[0] != '\r'
+ && tp[0] != '\n')
+ tp++;
tp[0] = '\0';
curAlias = malloc(sizeof(*curAlias));
adir->alias_entries = curAlias;
}
+ if (tf != NULL)
+ fclose(tf);
/* now read the fs keys, if possible */
- adir->keystr = (struct afsconf_keys *) 0;
+ adir->keystr = (struct afsconf_keys *)0;
afsconf_IntGetKeys(adir);
return 0;
*"[128.2.1.3] #hostname" for clones
* into the appropriate pieces.
*/
-static ParseHostLine(aline, addr, aname, aclone)
- char *aclone;
- register struct sockaddr_in *addr;
- char *aline, *aname;
+static int
+ParseHostLine(char *aline, register struct sockaddr_in *addr, char *aname,
+ char *aclone)
{
int c1, c2, c3, c4;
register afs_int32 code;
register char *tp;
if (*aline == '[') {
- if (aclone) *aclone = 1;
- code = sscanf(aline, "[%d.%d.%d.%d] #%s", &c1, &c2, &c3, &c4, aname);
+ if (aclone)
+ *aclone = 1;
+ /* FIXME: length of aname unknown here */
+ code = sscanf(aline, "[%d.%d.%d.%d] #%s", &c1, &c2, &c3, &c4, aname);
} else {
- if (aclone) *aclone = 0;
- code = sscanf(aline, "%d.%d.%d.%d #%s", &c1, &c2, &c3, &c4, aname);
+ if (aclone)
+ *aclone = 0;
+ /* FIXME: length of aname unknown here */
+ code = sscanf(aline, "%d.%d.%d.%d #%s", &c1, &c2, &c3, &c4, aname);
}
- if (code != 5) return AFSCONF_SYNTAX;
+ if (code != 5)
+ return AFSCONF_SYNTAX;
addr->sin_family = AF_INET;
addr->sin_port = 0;
- tp = (char *) &addr->sin_addr;
+#ifdef STRUCT_SOCKADDR_HAS_SA_LEN
+ addr->sin_len = sizeof(struct sockaddr_in);
+#endif
+ tp = (char *)&addr->sin_addr;
*tp++ = c1;
*tp++ = c2;
*tp++ = c3;
* ">cellname [linkedcellname] [#comments]"
* into the appropriate pieces.
*/
-static ParseCellLine(aline, aname, alname)
-register char *aline, *aname, *alname; {
+static int
+ParseCellLine(register char *aline, register char *aname,
+ register char *alname)
+{
register int code;
+ /* FIXME: length of aname, alname unknown here */
code = sscanf(aline, ">%s %s", aname, alname);
- if (code == 1) *alname = '\0';
+ if (code == 1)
+ *alname = '\0';
if (code == 2) {
if (*alname == '#') {
*alname = '\0';
}
/* call aproc(entry, arock, adir) for all cells. Proc must return 0, or we'll stop early and return the code it returns */
-afsconf_CellApply(adir, aproc, arock)
-struct afsconf_dir *adir;
-int (*aproc)();
-char *arock; {
+int
+afsconf_CellApply(struct afsconf_dir *adir,
+ int (*aproc) (struct afsconf_cell * cell, void *arock,
+ struct afsconf_dir * dir), void *arock)
+{
register struct afsconf_entry *tde;
register afs_int32 code;
- LOCK_GLOBAL_MUTEX
- for(tde=adir->entries; tde; tde=tde->next) {
- code = (*aproc)(&tde->cellInfo, arock, adir);
+ LOCK_GLOBAL_MUTEX;
+ for (tde = adir->entries; tde; tde = tde->next) {
+ code = (*aproc) (&tde->cellInfo, arock, adir);
if (code) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return code;
}
}
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
/* call aproc(entry, arock, adir) for all cell aliases.
* Proc must return 0, or we'll stop early and return the code it returns
*/
-afsconf_CellAliasApply(adir, aproc, arock)
- struct afsconf_dir *adir;
- int (*aproc)();
- char *arock;
+int
+afsconf_CellAliasApply(struct afsconf_dir *adir,
+ int (*aproc) (struct afsconf_cellalias * alias,
+ void *arock, struct afsconf_dir * dir),
+ void *arock)
{
register struct afsconf_aliasentry *tde;
register afs_int32 code;
- LOCK_GLOBAL_MUTEX
- for(tde=adir->alias_entries; tde; tde=tde->next) {
- code = (*aproc)(&tde->aliasInfo, arock, adir);
+ LOCK_GLOBAL_MUTEX;
+ for (tde = adir->alias_entries; tde; tde = tde->next) {
+ code = (*aproc) (&tde->aliasInfo, arock, adir);
if (code) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return code;
}
}
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
afs_int32 afsconf_SawCell = 0;
-afsconf_GetExtendedCellInfo(adir, acellName, aservice, acellInfo, clones)
- struct afsconf_dir *adir;
- char *aservice;
- char *acellName;
- struct afsconf_cell *acellInfo;
- char clones[];
+int
+afsconf_GetExtendedCellInfo(struct afsconf_dir *adir, char *acellName,
+ char *aservice, struct afsconf_cell *acellInfo,
+ char clones[])
{
afs_int32 code;
char *cell;
code = afsconf_GetCellInfo(adir, acellName, aservice, acellInfo);
- if (code)
- return code;
+ if (code)
+ return code;
- if (acellName)
- cell = acellName;
+ if (acellName)
+ cell = acellName;
else
- cell = (char *) &acellInfo->name;
+ cell = (char *)&acellInfo->name;
code = afsconf_OpenInternal(adir, cell, clones);
return code;
#ifdef AFS_AFSDB_ENV
#if !defined(AFS_NT40_ENV)
-afsconf_GetAfsdbInfo(acellName, aservice, acellInfo)
- char *acellName;
- char *aservice;
- struct afsconf_cell *acellInfo;
+int
+afsconf_GetAfsdbInfo(char *acellName, char *aservice,
+ struct afsconf_cell *acellInfo)
{
afs_int32 code;
- int tservice, i;
- size_t len;
+ int tservice, i, len;
unsigned char answer[1024];
unsigned char *p;
+ char *dotcellname;
+ int cellnamelength;
char realCellName[256];
char host[256];
int server_num = 0;
int minttl = 0;
+ int try_init = 0;
/* The resolver isn't always MT-safe.. Perhaps this ought to be
* replaced with a more fine-grained lock just for the resolver
* operations.
*/
- LOCK_GLOBAL_MUTEX
- len = res_search(acellName, C_IN, T_AFSDB, answer, sizeof(answer));
- UNLOCK_GLOBAL_MUTEX
- if (len < 0)
+ retryafsdb:
+ if ( ! strchr(acellName,'.') ) {
+ cellnamelength=strlen(acellName);
+ dotcellname=malloc(cellnamelength+2);
+ memcpy(dotcellname,acellName,cellnamelength);
+ dotcellname[cellnamelength]='.';
+ dotcellname[cellnamelength+1]=0;
+ LOCK_GLOBAL_MUTEX;
+ len = res_search(dotcellname, C_IN, T_AFSDB, answer, sizeof(answer));
+ if ( len < 0 ) {
+ len = res_search(acellName, C_IN, T_AFSDB, answer, sizeof(answer));
+ }
+ UNLOCK_GLOBAL_MUTEX;
+ free(dotcellname);
+ } else {
+ LOCK_GLOBAL_MUTEX;
+ len = res_search(acellName, C_IN, T_AFSDB, answer, sizeof(answer));
+ UNLOCK_GLOBAL_MUTEX;
+ }
+ if (len < 0) {
+ if (try_init < 1) {
+ try_init++;
+ res_init();
+ goto retryafsdb;
+ }
return AFSCONF_NOTFOUND;
+ }
p = answer + sizeof(HEADER); /* Skip header */
code = dn_expand(answer, answer + len, p, host, sizeof(host));
if (code < 0)
return AFSCONF_NOTFOUND;
- p += code; /* Skip the name */
+ p += code; /* Skip the name */
type = (p[0] << 8) | p[1];
- p += 4; /* Skip type and class */
+ p += 4; /* Skip type and class */
ttl = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
- p += 4; /* Skip the TTL */
+ p += 4; /* Skip the TTL */
size = (p[0] << 8) | p[1];
- p += 2; /* Skip the size */
+ p += 2; /* Skip the size */
if (type == T_AFSDB) {
struct hostent *he;
strcpy(realCellName, host);
}
- code = dn_expand(answer, answer+len, p+2, host, sizeof(host));
+ code = dn_expand(answer, answer + len, p + 2, host, sizeof(host));
if (code < 0)
return AFSCONF_NOTFOUND;
- if ((afsdb_type == 1) &&
- (server_num < MAXHOSTSPERCELL) &&
+ if ((afsdb_type == 1) && (server_num < MAXHOSTSPERCELL) &&
/* Do we want to get TTL data for the A record as well? */
(he = gethostbyname(host))) {
afs_int32 ipaddr;
sizeof(acellInfo->hostName[server_num]));
server_num++;
- if (!minttl || ttl < minttl) minttl = ttl;
+ if (!minttl || ttl < minttl)
+ minttl = ttl;
}
}
p += size;
}
- if (server_num == 0) /* No AFSDB records */
+ if (server_num == 0) /* No AFSDB records */
return AFSCONF_NOTFOUND;
+
+ /* Convert the real cell name to lowercase */
+ for (p = (unsigned char *)realCellName; *p; p++)
+ *p = tolower(*p);
+
strncpy(acellInfo->name, realCellName, sizeof(acellInfo->name));
acellInfo->numServers = server_num;
if (aservice) {
tservice = afsconf_FindService(aservice);
if (tservice < 0)
- return AFSCONF_NOTFOUND; /* service not found */
- for (i=0; i<acellInfo->numServers; i++) {
+ return AFSCONF_NOTFOUND; /* service not found */
+ for (i = 0; i < acellInfo->numServers; i++) {
acellInfo->hostAddr[i].sin_port = tservice;
}
}
return 0;
}
-#else /* windows */
-int afsconf_GetAfsdbInfo(acellName, aservice, acellInfo)
- char *aservice;
- char *acellName;
- struct afsconf_cell *acellInfo;
+#else /* windows */
+int
+afsconf_GetAfsdbInfo(char *acellName, char *aservice,
+ struct afsconf_cell *acellInfo)
{
register afs_int32 i;
int tservice;
struct afsconf_entry DNSce;
- char *DNStmpStrp; /* a temp string pointer */
- struct hostent *thp;
- afs_int32 cellHosts[AFSMAXCELLHOSTS];
+ afs_int32 cellHostAddrs[AFSMAXCELLHOSTS];
+ char cellHostNames[AFSMAXCELLHOSTS][MAXHOSTCHARS];
+ unsigned short ipRanks[AFSMAXCELLHOSTS];
int numServers;
int rc;
- int *ttl;
+ int ttl;
- DNSce.cellInfo.numServers=0;
+ DNSce.cellInfo.numServers = 0;
DNSce.next = NULL;
- rc = getAFSServer(acellName, cellHosts, &numServers, &ttl);
+ rc = getAFSServer(acellName, cellHostAddrs, cellHostNames, ipRanks, &numServers,
+ &ttl);
/* ignore the ttl here since this code is only called by transitory programs
- like klog, etc. */
+ * like klog, etc. */
if (rc < 0)
- return -1;
+ return -1;
if (numServers == 0)
- return -1;
+ return -1;
- for (i = 0; i < numServers; i++)
- {
- memcpy(&acellInfo->hostAddr[i].sin_addr.s_addr, &cellHosts[i], sizeof(long));
- acellInfo->hostAddr[i].sin_family = AF_INET;
+ for (i = 0; i < numServers; i++) {
+ memcpy(&acellInfo->hostAddr[i].sin_addr.s_addr, &cellHostAddrs[i],
+ sizeof(long));
+ memcpy(acellInfo->hostName[i], cellHostNames[i], MAXHOSTCHARS);
+ acellInfo->hostAddr[i].sin_family = AF_INET;
- /* sin_port supplied by connection code */
+ /* sin_port supplied by connection code */
}
acellInfo->numServers = numServers;
strcpy(acellInfo->name, acellName);
if (aservice) {
- LOCK_GLOBAL_MUTEX
- tservice = afsconf_FindService(aservice);
- UNLOCK_GLOBAL_MUTEX
- if (tservice < 0) {
- return AFSCONF_NOTFOUND; /* service not found */
- }
- for(i=0; i< acellInfo->numServers; i++) {
- acellInfo->hostAddr[i].sin_port = tservice;
- }
+ LOCK_GLOBAL_MUTEX;
+ tservice = afsconf_FindService(aservice);
+ UNLOCK_GLOBAL_MUTEX;
+ if (tservice < 0) {
+ return AFSCONF_NOTFOUND; /* service not found */
+ }
+ for (i = 0; i < acellInfo->numServers; i++) {
+ acellInfo->hostAddr[i].sin_port = tservice;
+ }
}
- acellInfo->linkedCell = NULL; /* no linked cell */
+ acellInfo->linkedCell = NULL; /* no linked cell */
acellInfo->flags = 0;
return 0;
}
#endif /* windows */
#endif /* AFS_AFSDB_ENV */
-afsconf_GetCellInfo(adir, acellName, aservice, acellInfo)
-struct afsconf_dir *adir;
-char *aservice;
-char *acellName;
-struct afsconf_cell *acellInfo; {
+int
+afsconf_GetCellInfo(struct afsconf_dir *adir, char *acellName, char *aservice,
+ struct afsconf_cell *acellInfo)
+{
register struct afsconf_entry *tce;
struct afsconf_aliasentry *tcae;
struct afsconf_entry *bestce;
register afs_int32 i;
int tservice;
char *tcell;
- size_t cnLen;
+ int cnLen;
int ambig;
char tbuffer[64];
- LOCK_GLOBAL_MUTEX
- if (adir) afsconf_Check(adir);
+ LOCK_GLOBAL_MUTEX;
+ if (adir)
+ afsconf_Check(adir);
if (acellName) {
tcell = acellName;
- cnLen = strlen(tcell)+1;
- lcstring (tcell, tcell, cnLen);
- afsconf_SawCell = 1; /* will ignore the AFSCELL switch on future */
- /* call to afsconf_GetLocalCell: like klog */
+ cnLen = (int)(strlen(tcell) + 1);
+ lcstring(tcell, tcell, cnLen);
+ afsconf_SawCell = 1; /* will ignore the AFSCELL switch on future */
+ /* call to afsconf_GetLocalCell: like klog */
} else {
i = afsconf_GetLocalCell(adir, tbuffer, sizeof(tbuffer));
if (i) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return i;
}
tcell = tbuffer;
}
cnLen = strlen(tcell);
- bestce = (struct afsconf_entry *) 0;
+ bestce = (struct afsconf_entry *)0;
ambig = 0;
if (!adir) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
}
}
- for(tce=adir->entries;tce;tce=tce->next) {
+ for (tce = adir->entries; tce; tce = tce->next) {
if (strcasecmp(tce->cellInfo.name, tcell) == 0) {
/* found our cell */
bestce = tce;
ambig = 0;
break;
}
- if (strlen(tce->cellInfo.name) < cnLen) continue; /* clearly wrong */
+ if (strlen(tce->cellInfo.name) < cnLen)
+ continue; /* clearly wrong */
if (strncasecmp(tce->cellInfo.name, tcell, cnLen) == 0) {
- if (bestce) ambig = 1; /* ambiguous unless we get exact match */
+ if (bestce)
+ ambig = 1; /* ambiguous unless we get exact match */
bestce = tce;
}
}
- if (!ambig && bestce) {
+ if (!ambig && bestce && bestce->cellInfo.numServers) {
*acellInfo = bestce->cellInfo; /* structure assignment */
if (aservice) {
tservice = afsconf_FindService(aservice);
if (tservice < 0) {
- UNLOCK_GLOBAL_MUTEX
- return AFSCONF_NOTFOUND; /* service not found */
+ UNLOCK_GLOBAL_MUTEX;
+ return AFSCONF_NOTFOUND; /* service not found */
}
- for(i=0;i<acellInfo->numServers;i++) {
+ for (i = 0; i < acellInfo->numServers; i++) {
acellInfo->hostAddr[i].sin_port = tservice;
}
}
acellInfo->timeout = 0;
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
- }
- else {
- UNLOCK_GLOBAL_MUTEX
+ } else {
+ UNLOCK_GLOBAL_MUTEX;
#ifdef AFS_AFSDB_ENV
return afsconf_GetAfsdbInfo(tcell, aservice, acellInfo);
#else
}
}
-afsconf_GetLocalCell(adir, aname, alen)
-register struct afsconf_dir *adir;
-char *aname;
-afs_int32 alen; {
- static int afsconf_showcell = 0;
- char *afscell_path;
- char *getenv();
- afs_int32 code = 0;
-
- LOCK_GLOBAL_MUTEX
- /*
- * If a cell switch was specified in a command, then it should override the
- * AFSCELL variable. If a cell was specified, then the afsconf_SawCell flag
- * is set and the cell name in the adir structure is used.
- * Read the AFSCELL var each time: in case it changes (unsetenv AFSCELL).
- */
- if ( !afsconf_SawCell && (afscell_path= getenv("AFSCELL")) ) {
- if ( !afsconf_showcell ) {
- fprintf(stderr, "Note: Operation is performed on cell %s\n", afscell_path);
+int
+afsconf_GetLocalCell(register struct afsconf_dir *adir, char *aname,
+ afs_int32 alen)
+{
+ static int afsconf_showcell = 0;
+ char *afscell_path;
+ afs_int32 code = 0;
+
+ LOCK_GLOBAL_MUTEX;
+ /*
+ * If a cell switch was specified in a command, then it should override the
+ * AFSCELL variable. If a cell was specified, then the afsconf_SawCell flag
+ * is set and the cell name in the adir structure is used.
+ * Read the AFSCELL var each time: in case it changes (unsetenv AFSCELL).
+ */
+ if (!afsconf_SawCell && (afscell_path = getenv("AFSCELL"))) {
+ if (!afsconf_showcell) {
+ fprintf(stderr, "Note: Operation is performed on cell %s\n",
+ afscell_path);
afsconf_showcell = 1;
}
strncpy(aname, afscell_path, alen);
- } else {
+ } else {
afsconf_Check(adir);
if (adir->cellName) {
strncpy(aname, adir->cellName, alen);
- }
- else code = AFSCONF_UNKNOWN;
+ } else
+ code = AFSCONF_UNKNOWN;
}
- UNLOCK_GLOBAL_MUTEX
- return(code);
+ UNLOCK_GLOBAL_MUTEX;
+ return (code);
}
-afsconf_Close(adir)
-struct afsconf_dir *adir; {
- LOCK_GLOBAL_MUTEX
+int
+afsconf_Close(struct afsconf_dir *adir)
+{
+ LOCK_GLOBAL_MUTEX;
afsconf_CloseInternal(adir);
- if (adir->name) free(adir->name);
+ if (adir->name)
+ free(adir->name);
free(adir);
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
-static int afsconf_CloseInternal(adir)
-register struct afsconf_dir *adir; {
+static int
+afsconf_CloseInternal(register struct afsconf_dir *adir)
+{
register struct afsconf_entry *td, *nd;
+ struct afsconf_aliasentry *ta, *na;
register char *tname;
- tname = adir->name; /* remember name, since that's all we preserve */
+ tname = adir->name; /* remember name, since that's all we preserve */
/* free everything we can find */
- if (adir->cellName) free(adir->cellName);
- for(td=adir->entries;td;td=nd) {
+ if (adir->cellName)
+ free(adir->cellName);
+ for (td = adir->entries; td; td = nd) {
nd = td->next;
if (td->cellInfo.linkedCell)
free(td->cellInfo.linkedCell);
free(td);
}
- if (adir->keystr) free(adir->keystr);
+ for (ta = adir->alias_entries; ta; ta = na) {
+ na = ta->next;
+ free(ta);
+ }
+ if (adir->keystr)
+ free(adir->keystr);
/* reinit */
memset(adir, 0, sizeof(struct afsconf_dir));
- adir->name = tname; /* restore it */
+ adir->name = tname; /* restore it */
return 0;
}
-static int afsconf_Reopen(adir)
-register struct afsconf_dir *adir; {
+static int
+afsconf_Reopen(register struct afsconf_dir *adir)
+{
register afs_int32 code;
code = afsconf_CloseInternal(adir);
- if (code) return code;
+ if (code)
+ return code;
code = afsconf_OpenInternal(adir, 0, 0);
return code;
}
/* called during opening of config file */
-afsconf_IntGetKeys(adir)
-struct afsconf_dir *adir;
+int
+afsconf_IntGetKeys(struct afsconf_dir *adir)
{
char tbuffer[256];
register int fd;
}
#endif /* AFS_NT40_ENV */
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
/* compute the key name and other setup */
-
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_KEY_FILE, NULL);
- tstr = (struct afsconf_keys *) malloc(sizeof (struct afsconf_keys));
+ tstr = (struct afsconf_keys *)malloc(sizeof(struct afsconf_keys));
adir->keystr = tstr;
/* read key file */
fd = open(tbuffer, O_RDONLY);
if (fd < 0) {
tstr->nkeys = 0;
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
code = read(fd, tstr, sizeof(struct afsconf_keys));
close(fd);
if (code < sizeof(afs_int32)) {
tstr->nkeys = 0;
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
/* convert key structure to host order */
tstr->nkeys = ntohl(tstr->nkeys);
- for(fd=0;fd<tstr->nkeys;fd++)
+
+ if (code < sizeof(afs_int32) + (tstr->nkeys*sizeof(struct afsconf_key))) {
+ tstr->nkeys = 0;
+ UNLOCK_GLOBAL_MUTEX;
+ return 0;
+ }
+
+ for (fd = 0; fd < tstr->nkeys; fd++)
tstr->key[fd].kvno = ntohl(tstr->key[fd].kvno);
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
/* get keys structure */
-afsconf_GetKeys(adir, astr)
-struct afsconf_dir *adir;
-struct afsconf_keys *astr;
+int
+afsconf_GetKeys(struct afsconf_dir *adir, struct afsconf_keys *astr)
{
register afs_int32 code;
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
code = afsconf_Check(adir);
- if (code)
+ if (code) {
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_FAILURE;
+ }
memcpy(astr, adir->keystr, sizeof(struct afsconf_keys));
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
/* get latest key */
-afs_int32 afsconf_GetLatestKey(adir, avno, akey)
- IN struct afsconf_dir *adir;
- OUT afs_int32 *avno;
- OUT char *akey;
+afs_int32
+afsconf_GetLatestKey(struct afsconf_dir * adir, afs_int32 * avno,
+ struct ktc_encryptionKey *akey)
{
register int i;
int maxa;
register afs_int32 best;
struct afsconf_key *bestk;
register afs_int32 code;
-
- LOCK_GLOBAL_MUTEX
+
+ LOCK_GLOBAL_MUTEX;
code = afsconf_Check(adir);
- if (code)
+ if (code) {
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_FAILURE;
+ }
maxa = adir->keystr->nkeys;
- best = -1; /* highest kvno we've seen yet */
- bestk = (struct afsconf_key *) 0; /* ptr to structure providing best */
- for(tk = adir->keystr->key,i=0;i<maxa;i++,tk++) {
- if (tk->kvno == 999) continue; /* skip bcrypt keys */
+ best = -1; /* highest kvno we've seen yet */
+ bestk = (struct afsconf_key *)0; /* ptr to structure providing best */
+ for (tk = adir->keystr->key, i = 0; i < maxa; i++, tk++) {
+ if (tk->kvno == 999)
+ continue; /* skip bcrypt keys */
if (tk->kvno > best) {
best = tk->kvno;
bestk = tk;
}
}
- if (bestk) { /* found any */
- if (akey) memcpy(akey, bestk->key, 8); /* copy out latest key */
- if (avno) *avno = bestk->kvno; /* and kvno to caller */
- UNLOCK_GLOBAL_MUTEX
+ if (bestk) { /* found any */
+ if (akey)
+ memcpy(akey, bestk->key, 8); /* copy out latest key */
+ if (avno)
+ *avno = bestk->kvno; /* and kvno to caller */
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_NOTFOUND; /* didn't find any keys */
}
/* get a particular key */
-afsconf_GetKey(adir, avno, akey)
-struct afsconf_dir *adir;
-afs_int32 avno;
-char *akey;
+int
+afsconf_GetKey(void *rock, int avno, struct ktc_encryptionKey *akey)
{
+ struct afsconf_dir *adir = (struct afsconf_dir *) rock;
register int i, maxa;
register struct afsconf_key *tk;
register afs_int32 code;
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
code = afsconf_Check(adir);
- if (code)
+ if (code) {
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_FAILURE;
+ }
maxa = adir->keystr->nkeys;
- for(tk = adir->keystr->key,i=0;i<maxa;i++,tk++) {
+ for (tk = adir->keystr->key, i = 0; i < maxa; i++, tk++) {
if (tk->kvno == avno) {
memcpy(akey, tk->key, 8);
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return 0;
}
}
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_NOTFOUND;
}
/* save the key structure in the appropriate file */
-static SaveKeys(adir)
-struct afsconf_dir *adir;
+static int
+SaveKeys(struct afsconf_dir *adir)
{
struct afsconf_keys tkeys;
register int fd;
memcpy(&tkeys, adir->keystr, sizeof(struct afsconf_keys));
/* convert it to net byte order */
- for(i = 0; i<tkeys.nkeys; i++ )
+ for (i = 0; i < tkeys.nkeys; i++)
tkeys.key[i].kvno = htonl(tkeys.key[i].kvno);
tkeys.nkeys = htonl(tkeys.nkeys);
-
+
/* rewrite keys file */
strcompose(tbuffer, 256, adir->name, "/", AFSDIR_KEY_FILE, NULL);
fd = open(tbuffer, O_RDWR | O_CREAT | O_TRUNC, 0600);
- if (fd < 0) return AFSCONF_FAILURE;
+ if (fd < 0)
+ return AFSCONF_FAILURE;
i = write(fd, &tkeys, sizeof(tkeys));
if (i != sizeof(tkeys)) {
close(fd);
return AFSCONF_FAILURE;
}
- if (close(fd) < 0) return AFSCONF_FAILURE;
+ if (close(fd) < 0)
+ return AFSCONF_FAILURE;
return 0;
}
-afsconf_AddKey(adir, akvno, akey, overwrite)
-struct afsconf_dir *adir;
-afs_int32 akvno, overwrite;
-char akey[8];
+int
+afsconf_AddKey(struct afsconf_dir *adir, afs_int32 akvno, char akey[8],
+ afs_int32 overwrite)
{
register struct afsconf_keys *tk;
register struct afsconf_key *tkey;
register afs_int32 i;
int foundSlot;
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
tk = adir->keystr;
-
+
if (akvno != 999) {
if (akvno < 0 || akvno > 255) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return ERANGE;
}
}
foundSlot = 0;
- for(i=0, tkey = tk->key; i<tk->nkeys; i++, tkey++) {
+ for (i = 0, tkey = tk->key; i < tk->nkeys; i++, tkey++) {
if (tkey->kvno == akvno) {
if (!overwrite) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_KEYINUSE;
}
foundSlot = 1;
}
if (!foundSlot) {
if (tk->nkeys >= AFSCONF_MAXKEYS) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_FULL;
}
tkey = &tk->key[tk->nkeys++];
memcpy(tkey->key, akey, 8);
i = SaveKeys(adir);
afsconf_Touch(adir);
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return i;
}
/* this proc works by sliding the other guys down, rather than using a funny
kvno value, so that callers can count on getting a good key in key[0].
*/
-afsconf_DeleteKey(adir, akvno)
-struct afsconf_dir *adir;
-afs_int32 akvno;
+int
+afsconf_DeleteKey(struct afsconf_dir *adir, afs_int32 akvno)
{
register struct afsconf_keys *tk;
register struct afsconf_key *tkey;
register int i;
int foundFlag = 0;
- LOCK_GLOBAL_MUTEX
+ LOCK_GLOBAL_MUTEX;
tk = adir->keystr;
- for(i=0, tkey = tk->key; i<tk->nkeys; i++, tkey++) {
+ for (i = 0, tkey = tk->key; i < tk->nkeys; i++, tkey++) {
if (tkey->kvno == akvno) {
foundFlag = 1;
break;
}
}
if (!foundFlag) {
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return AFSCONF_NOTFOUND;
}
/* otherwise slide the others down. i and tkey point at the guy to delete */
- for(;i<tk->nkeys-1; i++,tkey++) {
- tkey->kvno = (tkey+1)->kvno;
- memcpy(tkey->key, (tkey+1)->key, 8);
+ for (; i < tk->nkeys - 1; i++, tkey++) {
+ tkey->kvno = (tkey + 1)->kvno;
+ memcpy(tkey->key, (tkey + 1)->key, 8);
}
tk->nkeys--;
i = SaveKeys(adir);
afsconf_Touch(adir);
- UNLOCK_GLOBAL_MUTEX
+ UNLOCK_GLOBAL_MUTEX;
return i;
}