void
getXMLCharset(const char *buf, char *charset)
{
const char *next, *p;
charset[0] = '\0';
next = buf;
p = getTok(&next);
if (matchkey(p, next, "text"))
strcpy(charset, "us-ascii");
else if (!matchkey(p, next, "application"))
return;
p = getTok(&next);
if (!p || *p != '/')
return;
p = getTok(&next);
#if 0
if (!matchkey(p, next, "xml") && charset[0] == '\0')
return;
#endif
p = getTok(&next);
while (p) {
if (*p == ';') {
p = getTok(&next);
if (matchkey(p, next, "charset")) {
p = getTok(&next);
if (p && *p == '=') {
p = getTok(&next);
if (p) {
char *s = charset;
if (*p == '"') {
while (++p != next - 1) {
if (*p == '\\')
++p;
if (s == charset + CHARSET_MAX - 1) {
charset[0] = '\0';
break;
}
*s++ = *p;
}
*s++ = '\0';
}
else {
if (next - p > CHARSET_MAX - 1)
break;
while (p != next)
*s++ = *p++;
*s = 0;
break;
}
}
}
break;
}
}
else
p = getTok(&next);
}
}
void
getXMLCharset(const char *buf, char *charset)
{
const char *next, *p;
charset[0] = '\0';
next = buf;
p = getTok(&next);
if (matchkey(p, next, "text"))
strcpy(charset, "us-ascii");
else if (!matchkey(p, next, "application"))
return;
p = getTok(&next);
if (!p || *p != '/')
return;
p = getTok(&next);
if (matchkey(p, next, "xml"))
isXml = 1;
p = getTok(&next);
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
while (p) {
if (*p == ';') {
p = getTok(&next);
if (matchkey(p, next, "charset")) {
p = getTok(&next);
if (p && *p == '=') {
p = getTok(&next);
if (p) {
char *s = charset;
if (*p == '"') {
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
while (++p != next - 1) {
if (*p == '\\')
++p;
if (s == charset + CHARSET_MAX - 1) {
charset[0] = '\0';
break;
}
*s++ = *p;
}
*s++ = '\0';
}
else {
if (next - p > CHARSET_MAX - 1)
break;
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
while (p != next)
*s++ = *p++;
*s = 0;
break;
}
}
}
}
}
else
p = getTok(&next);
}
}
/*
* gettokens - read a line and return tokens
*/
static int
gettokens(
FILE *fp,
char *line,
char **tokenlist,
int *ntokens
)
{
register char *cp;
register int eol;
register int ntok;
register int quoted = 0;
/*
* Find start of first token
*/
again:
while ((cp = fgets(line, MAXLINE, fp)) != NULL) {
cp = line;
while (ISSPACE(*cp))
cp++;
if (!ISEOL(*cp))
break;
}
if (cp == NULL) {
*ntokens = 0;
return CONFIG_UNKNOWN; /* hack. Is recognized as EOF */
}
/*
* Now separate out the tokens
*/
eol = 0;
ntok = 0;
while (!eol) {
tokenlist[ntok++] = cp;
while (!ISEOL(*cp) && (!ISSPACE(*cp) || quoted))
quoted ^= (*cp++ == '"');
if (ISEOL(*cp)) {
*cp = '\0';
eol = 1;
} else { /* must be space */
*cp++ = '\0';
while (ISSPACE(*cp))
cp++;
if (ISEOL(*cp))
eol = 1;
}
if (ntok == MAXTOKENS)
eol = 1;
}
/*
* Return the match
*/
*ntokens = ntok;
ntok = matchkey(tokenlist[0], keywords);
if (ntok == CONFIG_UNKNOWN)
goto again;
return ntok;
}
/*
* loadservers - load list of NTP servers from configuration file
*/
void
loadservers(
char *cfgpath
)
{
register int i;
int errflg;
int peerversion;
int minpoll;
int maxpoll;
/* int ttl; */
int srvcnt;
/* u_long peerkey; */
int peerflags;
struct sockaddr_in peeraddr;
FILE *fp;
char line[MAXLINE];
char *(tokens[MAXTOKENS]);
int ntokens;
int tok;
const char *config_file;
#ifdef SYS_WINNT
char *alt_config_file;
LPTSTR temp;
char config_file_storage[MAX_PATH];
char alt_config_file_storage[MAX_PATH];
#endif /* SYS_WINNT */
struct server *server, *srvlist;
/*
* Initialize, initialize
*/
srvcnt = 0;
srvlist = 0;
errflg = 0;
#ifdef DEBUG
debug = 0;
#endif /* DEBUG */
#ifndef SYS_WINNT
config_file = cfgpath ? cfgpath : CONFIG_FILE;
#else
if (cfgpath) {
config_file = cfgpath;
} else {
temp = CONFIG_FILE;
if (!ExpandEnvironmentStrings((LPCTSTR)temp, (LPTSTR)config_file_storage, (DWORD)sizeof(config_file_storage))) {
msyslog(LOG_ERR, "ExpandEnvironmentStrings CONFIG_FILE failed: %m\n");
exit(1);
}
config_file = config_file_storage;
}
temp = ALT_CONFIG_FILE;
if (!ExpandEnvironmentStrings((LPCTSTR)temp, (LPTSTR)alt_config_file_storage, (DWORD)sizeof(alt_config_file_storage))) {
msyslog(LOG_ERR, "ExpandEnvironmentStrings ALT_CONFIG_FILE failed: %m\n");
exit(1);
}
alt_config_file = alt_config_file_storage;
M
#endif /* SYS_WINNT */
if ((fp = fopen(FindConfig(config_file), "r")) == NULL)
{
fprintf(stderr, "getconfig: Couldn't open <%s>\n", FindConfig(config_file));
msyslog(LOG_INFO, "getconfig: Couldn't open <%s>", FindConfig(config_file));
#ifdef SYS_WINNT
/* Under WinNT try alternate_config_file name, first NTP.CONF, then NTP.INI */
if ((fp = fopen(FindConfig(alt_config_file), "r")) == NULL) {
/*
* Broadcast clients can sometimes run without
* a configuration file.
*/
fprintf(stderr, "getconfig: Couldn't open <%s>\n", FindConfig(alt_config_file));
msyslog(LOG_INFO, "getconfig: Couldn't open <%s>", FindConfig(alt_config_file));
return;
}
#else /* not SYS_WINNT */
return;
#endif /* not SYS_WINNT */
}
while ((tok = gettokens(fp, line, tokens, &ntokens))
!= CONFIG_UNKNOWN) {
switch(tok) {
case CONFIG_PEER:
case CONFIG_SERVER:
if (ntokens < 2) {
msyslog(LOG_ERR,
"No address for %s, line ignored",
tokens[0]);
break;
}
if (!getnetnum(tokens[1], &peeraddr, 1)) {
/* Resolve now, or lose! */
break;
} else {
errflg = 0;
/* Shouldn't be able to specify multicast */
if (IN_CLASSD(ntohl(peeraddr.sin_addr.s_addr))
|| ISBADADR(&peeraddr)) {
msyslog(LOG_ERR,
"attempt to configure invalid address %s",
ntoa(&peeraddr));
break;
}
}
peerversion = NTP_VERSION;
minpoll = NTP_MINDPOLL;
maxpoll = NTP_MAXDPOLL;
/* peerkey = 0; */
peerflags = 0;
/* ttl = 0; */
for (i = 2; i < ntokens; i++)
switch (matchkey(tokens[i], mod_keywords)) {
case CONF_MOD_VERSION:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"peer/server version requires an argument");
errflg = 1;
break;
}
peerversion = atoi(tokens[++i]);
if ((u_char)peerversion > NTP_VERSION
|| (u_char)peerversion < NTP_OLDVERSION) {
msyslog(LOG_ERR,
"inappropriate version number %s, line ignored",
tokens[i]);
errflg = 1;
}
break;
case CONF_MOD_KEY:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"key: argument required");
errflg = 1;
break;
}
++i;
/* peerkey = (int)atol(tokens[i]); */
peerflags |= FLAG_AUTHENABLE;
break;
case CONF_MOD_MINPOLL:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"minpoll: argument required");
errflg = 1;
break;
}
minpoll = atoi(tokens[++i]);
if (minpoll < NTP_MINPOLL)
minpoll = NTP_MINPOLL;
break;
case CONF_MOD_MAXPOLL:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"maxpoll: argument required"
);
errflg = 1;
break;
}
maxpoll = atoi(tokens[++i]);
if (maxpoll > NTP_MAXPOLL)
maxpoll = NTP_MAXPOLL;
break;
case CONF_MOD_PREFER:
peerflags |= FLAG_PREFER;
break;
case CONF_MOD_BURST:
peerflags |= FLAG_BURST;
break;
case CONF_MOD_SKEY:
peerflags |= FLAG_SKEY | FLAG_AUTHENABLE;
break;
case CONF_MOD_TTL:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"ttl: argument required");
errflg = 1;
break;
}
++i;
/* ttl = atoi(tokens[i]); */
break;
case CONF_MOD_MODE:
if (i >= ntokens-1) {
msyslog(LOG_ERR,
"mode: argument required");
errflg = 1;
break;
}
++i;
/* ttl = atoi(tokens[i]); */
break;
case CONFIG_UNKNOWN:
errflg = 1;
break;
}
if (minpoll > maxpoll) {
msyslog(LOG_ERR, "config error: minpoll > maxpoll");
errflg = 1;
}
if (errflg == 0) {
server = (struct server *)emalloc(sizeof(struct server));
memset((char *)server, 0, sizeof(struct server));
server->srcadr = peeraddr;
server->version = peerversion;
server->dispersion = PEER_MAXDISP;
server->next_server = srvlist;
srvlist = server;
srvcnt++;
}
break;
case CONFIG_KEYS:
if (ntokens >= 2) {
key_file = (char *) emalloc(strlen(tokens[1]) + 1);
strcpy(key_file, tokens[1]);
}
break;
}
}
(void) fclose(fp);
/* build final list */
sys_numservers = srvcnt;
sys_servers = (struct server **)
emalloc(sys_numservers * sizeof(struct server *));
for(i=0;i<sys_numservers;i++) {
sys_servers[i] = srvlist;
srvlist = srvlist->next_server;
}
}
