HRESULT CDXVADecoderMpeg2::DecodeFrame (BYTE* pDataIn, UINT nSize, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop)
{
TRACE_MPEG2 ("CDXVADecoderMpeg2::DecodeFrame() : %d\n", nSize);
AppendBuffer (pDataIn, nSize, rtStart, rtStop);
HRESULT hr = S_OK;
while (FindPicture (max (m_nMPEG2BufferPos-int(nSize)-4, 0), 0x00)) {
if (m_MPEG2BufferTime[0].nBuffPos != INT_MIN && m_MPEG2BufferTime[0].nBuffPos < m_nMPEG2PicEnd) {
rtStart = m_MPEG2BufferTime[0].rtStart;
rtStop = m_MPEG2BufferTime[0].rtStop;
} else {
rtStart = rtStop = INVALID_TIME;
}
hr = DecodeFrameInternal (m_pMPEG2Buffer, m_nMPEG2PicEnd, rtStart, rtStop);
ShrinkBuffer();
}
return hr;
}
USHORT NEAR delete_share(TCHAR * name)
{
USHORT err; /* API return status */
TCHAR FAR * pBuffer;
USHORT2ULONG num_read; /* num entries read by API */
USHORT num_prtq; /* num entries read by API */
USHORT2ULONG i;
USHORT total_open = 0;
USHORT available; /* num entries available */
struct share_info_2 FAR * share_entry;
struct connection_info_1 FAR * conn_entry;
//--< MSKK IsaoA 05/08/91 >----------------------------------------------------
PRQINFO far * q_ptr;
PRJINFO far * job_ptr;
int uses;
unsigned short num_jobs;
//--< MSKK Done >--------------------------------------------------------------
/*
* MAINTENANCE NOTE: While doing maintenance for bug fix 1800, it was
* noticed that this function uses BigBuf, and so does the function
* that calls this function (share_del()). In the current implementation,
* this is not a problem because of the api calling pattern. However, the
* slightest change could break this function, or share_del(), so beware!
* Bug fix 1800 was directly ported from the MSKK code. The api calls in
* this function and in share_del() are incredibly redundant, but I left it
* as is rather than risking breaking it. - RobDu
*/
if (err = MNetShareGetInfo(NULL,
name,
2,
(LPBYTE*)&pBuffer))
{
return err;
}
share_entry = (struct share_info_2 FAR *) pBuffer;
//--< MSKK IsaoA 05/08/91 >----------------------------------------------------
// not delete share during spooling
uses = share_entry->shi2_current_uses;
#if defined(NTENV)
share_entry->shi2_type &= ~STYPE_SPECIAL;
#endif
if (share_entry->shi2_type == STYPE_PRINTQ)
{
//
// The cast (USHORT2ULONG FAR *) is because all the Lan api's that are
// called via the ApiEnumerator... function take pointers to DWORDs while
// the DosPrint api take pointers to WORDs. Since these are just being
// passed thru the ApiEnum.. api as pointers, no harm is done.
//
if(err = ApiEnumerator((EnumType)DosPrintQEnum,
NULL,
2,
(USHORT2ULONG FAR *) &num_prtq,
(USHORT2ULONG FAR *) &available))
ErrorExit (err);
q_ptr = (PRQINFO far * ) BigBuf;
while (num_prtq--)
{
job_ptr = (PRJINFO far *)(q_ptr + 1);
num_jobs = q_ptr->cJobs;
if(job_ptr->fsStatus & PRJ_QS_SPOOLING)
ErrorExit (APE_ShareSpooling);
q_ptr = (PRQINFO far *)(job_ptr + num_jobs);
}
}
if (uses)
// if (share_entry->shi2_current_uses)
//--< MSKK Done >--------------------------------------------------------------
{
NetApiBufferFree(pBuffer);
if (err = MNetConnectionEnum(
NULL,
name,
1,
(LPBYTE*)&pBuffer,
&num_read))
ErrorExit (err);
for (i = 0, conn_entry = (struct connection_info_1 FAR *) pBuffer;
i < num_read; i++, conn_entry++)
total_open += (USHORT)conn_entry->coni1_num_opens;
ShrinkBuffer();
if (total_open)
{
InfoPrintInsTxt(APE_ShareOpens, name);
if (!YorN(APE_ProceedWOp, 0))
NetcmdExit(2);
}
}
if (err = MNetShareDel(NULL, name, 0))
ErrorExit(err);
InfoPrintInsTxt(APE_DelSuccess, name);
return NERR_Success;
NetApiBufferFree(pBuffer);
}
/***
* share_del()
* Delete a share
*
* Args:
* name - share to delete
*
* Returns:
* nothing - success
* exit(1) - command completed with errors
* exit(2) - command failed
*/
VOID share_del(TCHAR * name)
{
USHORT err; /* API return status */
USHORT2ULONG err2; /* API return status */
TCHAR FAR * pEnumBuffer;
USHORT last_err;
USHORT2ULONG err_cnt = 0;
USHORT2ULONG num_read; /* num entries read by API */
USHORT2ULONG i;
ULONG LongType;
USHORT2ULONG type;
int found;
TCHAR share[NNLEN+1];
struct share_info_2 FAR * share_entry;
#ifndef NTENV
PRQINFO FAR * print_entry;
USHORT2ULONG available; /* num entries available */
TCHAR FAR * pGetInfoBuffer;
#endif
/*
* MAINTENANCE NOTE: While doing maintenance for bug fix 1800, it was
* noticed that this function uses BigBuf, and so does the function
* delete_share() which is called by this function. In the current
* implementation this is not a problem, because of the api calling
* pattern. However, the slightest change could break this function, or
* delete_share(), so beware! Bug fix 1800 was directly ported from
* the MSKK code. The api calls in this function and in share_del() are
* incredibly redundant, but I left it as is rather than risk breaking
* it. - RobDu
*/
err = delete_share(name); /* check for Open files, and delete share */
switch (err)
{
case NERR_Success:
return;
case NERR_NetNameNotFound:
/*
* the name was not found, so we try deleting the sticky entry
* in registry.
*/
err = MNetShareDelSticky(NULL, name, 0) ;
if (err == NERR_Success)
{
InfoPrintInsTxt(APE_DelStickySuccess, name);
return ;
}
else if (err == NERR_NetNameNotFound)
break;
else
ErrorExit(err);
default:
ErrorExit(err);
}
/***
* Only get here if "share" that user asked us to delete was
* NOT a share name. Could be a disk path, or a com or lpt
* device
*/
if (err2 = I_MNetPathType(NULL, name, &LongType, 0L))
ErrorExit((USHORT) err2);
if (LongType == ITYPE_PATH_ABSD)
type = STYPE_DISKTREE;
else
{
if ((LongType & ITYPE_DEVICE) == 0)
ErrorExit( NERR_NetNameNotFound);
else
{
if (err = MNetShareCheck(NULL, name, &type))
ErrorExit(err);
}
}
found = FALSE;
switch (type)
{
case STYPE_DISKTREE:
if (err = MNetShareEnum(NULL,
2,
(LPBYTE*)&pEnumBuffer,
&num_read))
ErrorExit(err);
for (i = 0, share_entry = (struct share_info_2 FAR *) pEnumBuffer;
i < num_read; i++, share_entry++)
{
if (! stricmpf(share_entry->shi2_path, name))
{
found = TRUE;
_tcscpy(share, share_entry->shi2_netname);
ShrinkBuffer();
if (err = delete_share(share))
{
last_err = err;
err_cnt++;
InfoPrintInsTxt(APE_ShareErrDeleting, share);
}
}
}
NetApiBufferFree(pEnumBuffer);
break;
//
// NT does not support Net Share of a printer/comm port via the net cmd
//
#ifndef NTENV
case STYPE_PRINTQ:
if (err = ApiEnumerator(DosPrintQEnum,
NULL,
1,
&num_read,
&available))
ErrorExit(err);
for (i = 0, print_entry = (struct PRINTQ FAR *) BigBuf;
i < num_read; i++, print_entry++)
{
if (IsMember(name, print_entry->pszDestinations))
{
_tcscpy(share, print_entry->szName);
if (MNetShareGetInfo(NULL,
share,
0,
&pGetInfoBuffer))
continue;
NetApiBufferFree(pGetInfoBuffer);
ShrinkBuffer();
found = TRUE;
if (err = delete_share(share))
{
last_err = err;
err_cnt++;
InfoPrintInsTxt(APE_ShareErrDeleting, share);
}
}
}
NetApiBufferFree(pEnumBuffer);
break;
case STYPE_DEVICE:
if (err = MNetCharDevQEnum(NULL,
NULL,
1,
&pEnumBuffer,
&num_read))
ErrorExit(err);
for (i = 0, char_entry = (struct chardevQ_info_1 FAR *)
pEnumBuffer;
i < num_read; i++, char_entry++)
{
if (IsMember(name, char_entry->cq1_devs))
{
found = TRUE;
_tcscpy(share, char_entry->cq1_dev);
ShrinkBuffer();
if (err = delete_share(share))
{
last_err = err;
err_cnt++;
InfoPrintInsTxt(APE_ShareErrDeleting, share);
}
}
}
NetApiBufferFree(pEnumBuffer);
break;
#endif /* not NTENV */
default:
ErrorExit(ERROR_INVALID_PARAMETER) ;
} /* switch */
/***
* Bye, bye
*/
if ((err_cnt) && (err_cnt == num_read))
ErrorExit(last_err);
else if (err_cnt)
{
InfoPrint(APE_CmdComplWErrors);
NetcmdExit(1);
}
else if (! found)
ErrorExit(APE_ShareNotFound);
InfoPrintInsTxt(APE_DelSuccess, name);
}
/*
* Form update packets.
* Returns the size of the resulting packet if no error
* On error,
* returns -1 if error in reading a word/number in rdata
* portion for update packets
* -2 if length of buffer passed is insufficient
* -3 if zone section is not the first section in
* the linked list, or section order has a problem
* -4 on a number overflow
* -5 unknown operation or no records
*/
int
res_mkupdate(ns_updrec *rrecp_in, u_char *buf, int buflen) {
ns_updrec *rrecp_start = rrecp_in;
HEADER *hp;
u_char *cp, *sp1, *sp2, *startp, *endp;
int n, i, soanum, multiline;
ns_updrec *rrecp;
struct in_addr ina;
char buf2[MAXDNAME];
int section, numrrs = 0, counts[ns_s_max];
u_int16_t rtype, rclass;
u_int32_t n1, rttl;
u_char *dnptrs[20], **dpp, **lastdnptr;
if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
h_errno = NETDB_INTERNAL;
return (-1);
}
/*
* Initialize header fields.
*/
if ((buf == NULL) || (buflen < HFIXEDSZ))
return (-1);
memset(buf, 0, HFIXEDSZ);
hp = (HEADER *) buf;
hp->id = htons(++_res.id);
hp->opcode = ns_o_update;
hp->rcode = NOERROR;
sp1 = buf + 2*INT16SZ; /* save pointer to zocount */
cp = buf + HFIXEDSZ;
buflen -= HFIXEDSZ;
dpp = dnptrs;
*dpp++ = buf;
*dpp++ = NULL;
lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0];
if (rrecp_start == NULL)
return (-5);
else if (rrecp_start->r_section != S_ZONE)
return (-3);
memset(counts, 0, sizeof counts);
for (rrecp = rrecp_start; rrecp; rrecp = rrecp->r_grpnext) {
numrrs++;
section = rrecp->r_section;
if (section < 0 || section >= ns_s_max)
return (-1);
counts[section]++;
for (i = section + 1; i < ns_s_max; i++)
if (counts[i])
return (-3);
rtype = rrecp->r_type;
rclass = rrecp->r_class;
rttl = rrecp->r_ttl;
/* overload class and type */
if (section == S_PREREQ) {
rttl = 0;
switch (rrecp->r_opcode) {
case YXDOMAIN:
rclass = C_ANY;
rtype = T_ANY;
rrecp->r_size = 0;
break;
case NXDOMAIN:
rclass = C_NONE;
rtype = T_ANY;
rrecp->r_size = 0;
break;
case NXRRSET:
rclass = C_NONE;
rrecp->r_size = 0;
break;
case YXRRSET:
if (rrecp->r_size == 0)
rclass = C_ANY;
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
} else if (section == S_UPDATE) {
switch (rrecp->r_opcode) {
case DELETE:
rclass = rrecp->r_size == 0 ? C_ANY : C_NONE;
break;
case ADD:
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
}
/*
* XXX appending default domain to owner name is omitted,
* fqdn must be provided
*/
if ((n = dn_comp(rrecp->r_dname, cp, buflen, dnptrs,
lastdnptr)) < 0)
return (-1);
cp += n;
ShrinkBuffer(n + 2*INT16SZ);
PUTSHORT(rtype, cp);
PUTSHORT(rclass, cp);
if (section == S_ZONE) {
if (numrrs != 1 || rrecp->r_type != T_SOA)
return (-3);
continue;
}
ShrinkBuffer(INT32SZ + INT16SZ);
PUTLONG(rttl, cp);
sp2 = cp; /* save pointer to length byte */
cp += INT16SZ;
if (rrecp->r_size == 0) {
if (section == S_UPDATE && rclass != C_ANY)
return (-1);
else {
PUTSHORT(0, sp2);
continue;
}
}
startp = rrecp->r_data;
endp = startp + rrecp->r_size - 1;
/* XXX this should be done centrally. */
switch (rrecp->r_type) {
case T_A:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (!inet_aton(buf2, &ina))
return (-1);
n1 = ntohl(ina.s_addr);
ShrinkBuffer(INT32SZ);
PUTLONG(n1, cp);
break;
case T_CNAME:
case T_MB:
case T_MG:
case T_MR:
case T_NS:
case T_PTR:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case T_MINFO:
case T_SOA:
case T_RP:
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen,
dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
if (rrecp->r_type == T_SOA) {
ShrinkBuffer(5 * INT32SZ);
while (isspace(*startp) || !*startp)
startp++;
if (*startp == '(') {
multiline = 1;
startp++;
} else
multiline = 0;
/* serial, refresh, retry, expire, minimum */
for (i = 0; i < 5; i++) {
soanum = getnum_str(&startp, endp);
if (soanum < 0)
return (-1);
PUTLONG(soanum, cp);
}
if (multiline) {
while (isspace(*startp) || !*startp)
startp++;
if (*startp != ')')
return (-1);
}
}
break;
case T_MX:
case T_AFSDB:
case T_RT:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
PUTSHORT(n, cp);
ShrinkBuffer(INT16SZ);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case T_PX:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
PUTSHORT(n, cp);
ShrinkBuffer(INT16SZ);
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs,
lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
break;
case T_WKS:
case T_HINFO:
case T_TXT:
case T_X25:
case T_ISDN:
case T_NSAP:
case T_LOC:
/* XXX - more fine tuning needed here */
ShrinkBuffer(rrecp->r_size);
memcpy(cp, rrecp->r_data, rrecp->r_size);
cp += rrecp->r_size;
break;
default:
return (-1);
} /*switch*/
n = (u_int16_t)((cp - sp2) - INT16SZ);
PUTSHORT(n, sp2);
} /*for*/
hp->qdcount = htons(counts[0]);
hp->ancount = htons(counts[1]);
hp->nscount = htons(counts[2]);
hp->arcount = htons(counts[3]);
return (cp - buf);
}
/*%
* Form update packets.
* Returns the size of the resulting packet if no error
*
* On error,
* returns
*\li -1 if error in reading a word/number in rdata
* portion for update packets
*\li -2 if length of buffer passed is insufficient
*\li -3 if zone section is not the first section in
* the linked list, or section order has a problem
*\li -4 on a number overflow
*\li -5 unknown operation or no records
*/
int
res_nmkupdate(res_state statp, ns_updrec *rrecp_in, u_char *buf, int buflen) {
ns_updrec *rrecp_start = rrecp_in;
HEADER *hp;
u_char *cp, *sp2, *startp, *endp;
int n, i, soanum, multiline;
ns_updrec *rrecp;
struct in_addr ina;
struct in6_addr in6a;
char buf2[MAXDNAME];
u_char buf3[MAXDNAME];
int section, numrrs = 0, counts[ns_s_max];
u_int16_t rtype, rclass;
u_int32_t n1, rttl;
u_char *dnptrs[20], **dpp, **lastdnptr;
int siglen, keylen, certlen;
/*
* Initialize header fields.
*/
if ((buf == NULL) || (buflen < HFIXEDSZ))
return (-1);
memset(buf, 0, HFIXEDSZ);
hp = (HEADER *) buf;
hp->id = htons(++statp->id);
hp->opcode = ns_o_update;
hp->rcode = NOERROR;
cp = buf + HFIXEDSZ;
buflen -= HFIXEDSZ;
dpp = dnptrs;
*dpp++ = buf;
*dpp++ = NULL;
lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0];
if (rrecp_start == NULL)
return (-5);
else if (rrecp_start->r_section != S_ZONE)
return (-3);
memset(counts, 0, sizeof counts);
for (rrecp = rrecp_start; rrecp; rrecp = NEXT(rrecp, r_glink)) {
numrrs++;
section = rrecp->r_section;
if (section < 0 || section >= ns_s_max)
return (-1);
counts[section]++;
for (i = section + 1; i < ns_s_max; i++)
if (counts[i])
return (-3);
rtype = rrecp->r_type;
rclass = rrecp->r_class;
rttl = rrecp->r_ttl;
/* overload class and type */
if (section == S_PREREQ) {
rttl = 0;
switch (rrecp->r_opcode) {
case YXDOMAIN:
rclass = C_ANY;
rtype = T_ANY;
rrecp->r_size = 0;
break;
case NXDOMAIN:
rclass = C_NONE;
rtype = T_ANY;
rrecp->r_size = 0;
break;
case NXRRSET:
rclass = C_NONE;
rrecp->r_size = 0;
break;
case YXRRSET:
if (rrecp->r_size == 0)
rclass = C_ANY;
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
} else if (section == S_UPDATE) {
switch (rrecp->r_opcode) {
case DELETE:
rclass = rrecp->r_size == 0 ? C_ANY : C_NONE;
break;
case ADD:
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
}
/*
* XXX appending default domain to owner name is omitted,
* fqdn must be provided
*/
if ((n = dn_comp(rrecp->r_dname, cp, buflen, dnptrs,
lastdnptr)) < 0)
return (-1);
cp += n;
ShrinkBuffer(n + 2*INT16SZ);
PUTSHORT(rtype, cp);
PUTSHORT(rclass, cp);
if (section == S_ZONE) {
if (numrrs != 1 || rrecp->r_type != T_SOA)
return (-3);
continue;
}
ShrinkBuffer(INT32SZ + INT16SZ);
PUTLONG(rttl, cp);
sp2 = cp; /*%< save pointer to length byte */
cp += INT16SZ;
if (rrecp->r_size == 0) {
if (section == S_UPDATE && rclass != C_ANY)
return (-1);
else {
PUTSHORT(0, sp2);
continue;
}
}
startp = rrecp->r_data;
endp = startp + rrecp->r_size - 1;
/* XXX this should be done centrally. */
switch (rrecp->r_type) {
case T_A:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (!inet_aton(buf2, &ina))
return (-1);
n1 = ntohl(ina.s_addr);
ShrinkBuffer(INT32SZ);
PUTLONG(n1, cp);
break;
case T_CNAME:
case T_MB:
case T_MG:
case T_MR:
case T_NS:
case T_PTR:
case ns_t_dname:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case T_MINFO:
case T_SOA:
case T_RP:
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen,
dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
if (rrecp->r_type == T_SOA) {
ShrinkBuffer(5 * INT32SZ);
while (isspace(*startp) || !*startp)
startp++;
if (*startp == '(') {
multiline = 1;
startp++;
} else
multiline = 0;
/* serial, refresh, retry, expire, minimum */
for (i = 0; i < 5; i++) {
soanum = getnum_str(&startp, endp);
if (soanum < 0)
return (-1);
PUTLONG(soanum, cp);
}
if (multiline) {
while (isspace(*startp) || !*startp)
startp++;
if (*startp != ')')
return (-1);
}
}
break;
case T_MX:
case T_AFSDB:
case T_RT:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case T_SRV:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, NULL, NULL);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case T_PX:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
PUTSHORT(n, cp);
ShrinkBuffer(INT16SZ);
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs,
lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
break;
case T_WKS: {
char bm[MAXPORT/8];
unsigned int maxbm = 0;
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (!inet_aton(buf2, &ina))
return (-1);
n1 = ntohl(ina.s_addr);
ShrinkBuffer(INT32SZ);
PUTLONG(n1, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if ((i = res_protocolnumber(buf2)) < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = i & 0xff;
for (i = 0; i < MAXPORT/8 ; i++)
bm[i] = 0;
while (getword_str(buf2, sizeof buf2, &startp, endp)) {
if ((n = res_servicenumber(buf2)) <= 0)
return (-1);
if (n < MAXPORT) {
bm[n/8] |= (0x80>>(n%8));
if ((unsigned)n > maxbm)
maxbm = n;
} else
return (-1);
}
maxbm = maxbm/8 + 1;
ShrinkBuffer(maxbm);
memcpy(cp, bm, maxbm);
cp += maxbm;
break;
}
case T_HINFO:
for (i = 0; i < 2; i++) {
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
}
break;
case T_TXT:
for (;;) {
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0) {
if (cp != (sp2 + INT16SZ))
break;
return (-1);
}
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
}
break;
case T_X25:
/* RFC1183 */
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
return (-1);
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
break;
case T_ISDN:
/* RFC1183 */
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
return (-1);
if ((n > 255) || (n == 0))
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
n = 0;
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
break;
case T_NSAP:
if ((n = inet_nsap_addr((char *)startp, (u_char *)buf2, sizeof(buf2))) != 0) {
ShrinkBuffer(n);
memcpy(cp, buf2, n);
cp += n;
} else {
return (-1);
}
break;
case T_LOC:
if ((n = loc_aton((char *)startp, (u_char *)buf2)) != 0) {
ShrinkBuffer(n);
memcpy(cp, buf2, n);
cp += n;
} else
return (-1);
break;
case ns_t_sig:
{
int sig_type, success, dateerror;
u_int32_t exptime, timesigned;
/* type */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
sig_type = sym_ston(__p_type_syms, buf2, &success);
if (!success || sig_type == ns_t_any)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(sig_type, cp);
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* labels */
n = getnum_str(&startp, endp);
if (n <= 0 || n > 255)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* ottl & expire */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
exptime = ns_datetosecs(buf2, &dateerror);
if (!dateerror) {
ShrinkBuffer(INT32SZ);
PUTLONG(rttl, cp);
}
else {
char *ulendp;
u_int32_t ottl;
errno = 0;
ottl = strtoul(buf2, &ulendp, 10);
if (errno != 0 ||
(ulendp != NULL && *ulendp != '\0'))
return (-1);
ShrinkBuffer(INT32SZ);
PUTLONG(ottl, cp);
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
exptime = ns_datetosecs(buf2, &dateerror);
if (dateerror)
return (-1);
}
/* expire */
ShrinkBuffer(INT32SZ);
PUTLONG(exptime, cp);
/* timesigned */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
timesigned = ns_datetosecs(buf2, &dateerror);
if (!dateerror) {
ShrinkBuffer(INT32SZ);
PUTLONG(timesigned, cp);
}
else
return (-1);
/* footprint */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* signer name */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
/* sig */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
siglen = b64_pton(buf2, buf3, sizeof(buf3));
if (siglen < 0)
return (-1);
ShrinkBuffer(siglen);
memcpy(cp, buf3, siglen);
cp += siglen;
break;
}
case ns_t_key:
/* flags */
n = gethexnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* proto */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* key */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
keylen = b64_pton(buf2, buf3, sizeof(buf3));
if (keylen < 0)
return (-1);
ShrinkBuffer(keylen);
memcpy(cp, buf3, keylen);
cp += keylen;
break;
case ns_t_nxt:
{
int success, nxt_type;
u_char data[32];
int maxtype;
/* next name */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, NULL, NULL);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
maxtype = 0;
memset(data, 0, sizeof data);
for (;;) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
break;
nxt_type = sym_ston(__p_type_syms, buf2,
&success);
if (!success || !ns_t_rr_p(nxt_type))
return (-1);
NS_NXT_BIT_SET(nxt_type, data);
if (nxt_type > maxtype)
maxtype = nxt_type;
}
n = maxtype/NS_NXT_BITS+1;
ShrinkBuffer(n);
memcpy(cp, data, n);
cp += n;
break;
}
case ns_t_cert:
/* type */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* key tag */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* cert */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
certlen = b64_pton(buf2, buf3, sizeof(buf3));
if (certlen < 0)
return (-1);
ShrinkBuffer(certlen);
memcpy(cp, buf3, certlen);
cp += certlen;
break;
case ns_t_aaaa:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (inet_pton(AF_INET6, buf2, &in6a) <= 0)
return (-1);
ShrinkBuffer(NS_IN6ADDRSZ);
memcpy(cp, &in6a, NS_IN6ADDRSZ);
cp += NS_IN6ADDRSZ;
break;
case ns_t_naptr:
/* Order Preference Flags Service Replacement Regexp */
/* Order */
n = getnum_str(&startp, endp);
if (n < 0 || n > 65535)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* Preference */
n = getnum_str(&startp, endp);
if (n < 0 || n > 65535)
return (-1);
ShrinkBuffer(INT16SZ);
PUTSHORT(n, cp);
/* Flags */
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0) {
return (-1);
}
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
/* Service Classes */
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0) {
return (-1);
}
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
/* Pattern */
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0) {
return (-1);
}
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
/* Replacement */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, NULL, NULL);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
default:
return (-1);
} /*switch*/
/*
* Form update packets.
* Returns the size of the resulting packet if no error
* On error,
* returns -1 if error in reading a word/number in rdata
* portion for update packets
* -2 if length of buffer passed is insufficient
* -3 if zone section is not the first section in
* the linked list, or section order has a problem
* -4 on a number overflow
* -5 unknown operation or no records
*/
int
res_nmkupdate(res_state statp, ns_updrec *rrecp_in, u_char *buf, int buflen) {
ns_updrec *rrecp_start = rrecp_in;
HEADER *hp;
u_char *cp, *sp1, *sp2, *startp, *endp;
int n, i, soanum, multiline;
ns_updrec *rrecp;
struct in_addr ina;
struct in6_addr in6a;
char buf2[NS_MAXDNAME];
u_char buf3[NS_MAXDNAME];
int section, numrrs = 0, counts[ns_s_max];
u_int16_t rtype, rclass;
u_int32_t n1, rttl;
u_char *dnptrs[20], **dpp, **lastdnptr;
int siglen, keylen, certlen;
/*
* Initialize header fields.
*/
if ((buf == NULL) || (buflen < NS_HFIXEDSZ))
return (-1);
memset(buf, 0, NS_HFIXEDSZ);
hp = (HEADER *) buf;
#ifdef __APPLE__
hp->id = res_randomid();
#else
hp->id = htons(++statp->id);
#endif
hp->opcode = ns_o_update;
hp->rcode = ns_r_noerror;
sp1 = buf + 2*NS_INT16SZ; /* save pointer to zocount */
cp = buf + NS_HFIXEDSZ;
buflen -= NS_HFIXEDSZ;
dpp = dnptrs;
*dpp++ = buf;
*dpp++ = NULL;
lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0];
if (rrecp_start == NULL)
return (-5);
else if (rrecp_start->r_section != ns_s_zn)
return (-3);
memset(counts, 0, sizeof counts);
for (rrecp = rrecp_start; rrecp; rrecp = NEXT(rrecp, r_glink)) {
numrrs++;
section = rrecp->r_section;
if (section < 0 || section >= ns_s_max)
return (-1);
counts[section]++;
for (i = section + 1; i < ns_s_max; i++)
if (counts[i])
return (-3);
rtype = rrecp->r_type;
rclass = rrecp->r_class;
rttl = rrecp->r_ttl;
/* overload class and type */
if (section == ns_s_pr) {
rttl = 0;
switch (rrecp->r_opcode) {
case ns_r_yxdomain:
rclass = ns_c_any;
rtype = ns_t_any;
rrecp->r_size = 0;
break;
case ns_r_nxdomain:
rclass = ns_c_none;
rtype = ns_t_any;
rrecp->r_size = 0;
break;
case ns_r_nxrrset:
rclass = ns_c_none;
rrecp->r_size = 0;
break;
case ns_r_yxrrset:
if (rrecp->r_size == 0)
rclass = ns_c_any;
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
} else if (section == ns_s_ud) {
switch (rrecp->r_opcode) {
case ns_uop_delete:
rclass = rrecp->r_size == 0 ? ns_c_any : ns_c_none;
break;
case ns_uop_add:
break;
default:
fprintf(stderr,
"res_mkupdate: incorrect opcode: %d\n",
rrecp->r_opcode);
fflush(stderr);
return (-1);
}
}
/*
* XXX appending default domain to owner name is omitted,
* fqdn must be provided
*/
if ((n = dn_comp(rrecp->r_dname, cp, buflen, dnptrs,
lastdnptr)) < 0)
return (-1);
cp += n;
ShrinkBuffer(n + 2*NS_INT16SZ);
NS_PUT16(rtype, cp);
NS_PUT16(rclass, cp);
if (section == ns_s_zn) {
if (numrrs != 1 || rrecp->r_type != ns_t_soa)
return (-3);
continue;
}
ShrinkBuffer(NS_INT32SZ + NS_INT16SZ);
NS_PUT32(rttl, cp);
sp2 = cp; /* save pointer to length byte */
cp += NS_INT16SZ;
if (rrecp->r_size == 0) {
if (section == ns_s_ud && rclass != ns_c_any)
return (-1);
else {
NS_PUT16(0, sp2);
continue;
}
}
startp = rrecp->r_data;
endp = startp + rrecp->r_size - 1;
/* XXX this should be done centrally. */
switch (rrecp->r_type) {
case ns_t_a:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (!inet_aton(buf2, &ina))
return (-1);
n1 = ntohl(ina.s_addr);
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(n1, cp);
break;
case ns_t_cname:
case ns_t_mb:
case ns_t_mg:
case ns_t_mr:
case ns_t_ns:
case ns_t_ptr:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case ns_t_minfo:
case ns_t_soa:
case ns_t_rp:
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen,
dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
if (rrecp->r_type == ns_t_soa) {
ShrinkBuffer(5 * NS_INT32SZ);
while (isspace(*startp) || !*startp)
startp++;
if (*startp == '(') {
multiline = 1;
startp++;
} else
multiline = 0;
/* serial, refresh, retry, expire, minimum */
for (i = 0; i < 5; i++) {
soanum = getnum_str(&startp, endp);
if (soanum < 0)
return (-1);
NS_PUT32(soanum, cp);
}
if (multiline) {
while (isspace(*startp) || !*startp)
startp++;
if (*startp != ')')
return (-1);
}
}
break;
case ns_t_mx:
case ns_t_afsdb:
case ns_t_rt:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case ns_t_srv:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
break;
case ns_t_px:
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
NS_PUT16(n, cp);
ShrinkBuffer(NS_INT16SZ);
for (i = 0; i < 2; i++) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs,
lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
}
break;
case ns_t_wks: {
char bm[MAXPORT/8];
unsigned int maxbm = 0;
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (!inet_aton(buf2, &ina))
return (-1);
n1 = ntohl(ina.s_addr);
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(n1, cp);
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if ((i = res_protocolnumber(buf2)) < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = i & 0xff;
for (i = 0; i < MAXPORT/8 ; i++)
bm[i] = 0;
while (getword_str(buf2, sizeof buf2, &startp, endp)) {
if ((n1 = res_servicenumber(buf2)) <= 0)
return (-1);
if (n1 < MAXPORT) {
bm[n1/8] |= (0x80>>(n1%8));
if (n1 > maxbm)
maxbm = n1;
} else
return (-1);
}
maxbm = maxbm/8 + 1;
ShrinkBuffer(maxbm);
memcpy(cp, bm, maxbm);
cp += maxbm;
break;
}
case ns_t_hinfo:
for (i = 0; i < 2; i++) {
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
}
break;
case ns_t_txt:
while (1) {
if ((n = getstr_str(buf2, sizeof buf2,
&startp, endp)) < 0) {
if (cp != (sp2 + NS_INT16SZ))
break;
return (-1);
}
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
}
break;
case ns_t_x25:
/* RFC 1183 */
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
return (-1);
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
break;
case ns_t_isdn:
/* RFC 1183 */
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
return (-1);
if ((n > 255) || (n == 0))
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
if ((n = getstr_str(buf2, sizeof buf2, &startp,
endp)) < 0)
n = 0;
if (n > 255)
return (-1);
ShrinkBuffer(n+1);
*cp++ = n;
memcpy(cp, buf2, n);
cp += n;
break;
case ns_t_nsap:
if ((n = inet_nsap_addr((char *)startp, (u_char *)buf2, sizeof(buf2))) != 0) {
ShrinkBuffer(n);
memcpy(cp, buf2, n);
cp += n;
} else {
return (-1);
}
break;
case ns_t_loc:
if ((n = loc_aton((char *)startp, (u_char *)buf2)) != 0) {
ShrinkBuffer(n);
memcpy(cp, buf2, n);
cp += n;
} else
return (-1);
break;
case ns_t_sig:
{
int sig_type, success, dateerror;
u_int32_t exptime, timesigned;
/* type */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
sig_type = sym_ston(__p_type_syms, buf2, &success);
if (!success || sig_type == ns_t_any)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(sig_type, cp);
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* labels */
n = getnum_str(&startp, endp);
if (n <= 0 || n > 255)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* ottl & expire */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
exptime = ns_datetosecs(buf2, &dateerror);
if (!dateerror) {
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(rttl, cp);
}
else {
char *ulendp;
u_int32_t ottl;
ottl = strtoul(buf2, &ulendp, 10);
if (ulendp != NULL && *ulendp != '\0')
return (-1);
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(ottl, cp);
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
return (-1);
exptime = ns_datetosecs(buf2, &dateerror);
if (dateerror)
return (-1);
}
/* expire */
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(exptime, cp);
/* timesigned */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
timesigned = ns_datetosecs(buf2, &dateerror);
if (!dateerror) {
ShrinkBuffer(NS_INT32SZ);
NS_PUT32(timesigned, cp);
}
else
return (-1);
/* footprint */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
/* signer name */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
/* sig */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
siglen = b64_pton(buf2, buf3, sizeof(buf3));
if (siglen < 0)
return (-1);
ShrinkBuffer(siglen);
memcpy(cp, buf3, siglen);
cp += siglen;
break;
}
case ns_t_key:
/* flags */
n = gethexnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
/* proto */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* key */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
keylen = b64_pton(buf2, buf3, sizeof(buf3));
if (keylen < 0)
return (-1);
ShrinkBuffer(keylen);
memcpy(cp, buf3, keylen);
cp += keylen;
break;
case ns_t_nxt:
{
int success, nxt_type;
u_char data[32];
int maxtype;
/* next name */
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
n = dn_comp(buf2, cp, buflen, dnptrs, lastdnptr);
if (n < 0)
return (-1);
cp += n;
ShrinkBuffer(n);
maxtype = 0;
memset(data, 0, sizeof data);
while (1) {
if (!getword_str(buf2, sizeof buf2, &startp,
endp))
break;
nxt_type = sym_ston(__p_type_syms, buf2,
&success);
if (!success || !ns_t_rr_p(nxt_type))
return (-1);
NS_NXT_BIT_SET(nxt_type, data);
if (nxt_type > maxtype)
maxtype = nxt_type;
}
n = maxtype/NS_NXT_BITS+1;
ShrinkBuffer(n);
memcpy(cp, data, n);
cp += n;
break;
}
case ns_t_cert:
/* type */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
/* key tag */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(NS_INT16SZ);
NS_PUT16(n, cp);
/* alg */
n = getnum_str(&startp, endp);
if (n < 0)
return (-1);
ShrinkBuffer(1);
*cp++ = n;
/* cert */
if ((n = getword_str(buf2, sizeof buf2,
&startp, endp)) < 0)
return (-1);
certlen = b64_pton(buf2, buf3, sizeof(buf3));
if (certlen < 0)
return (-1);
ShrinkBuffer(certlen);
memcpy(cp, buf3, certlen);
cp += certlen;
break;
case ns_t_aaaa:
if (!getword_str(buf2, sizeof buf2, &startp, endp))
return (-1);
if (inet_pton(AF_INET6, buf2, &in6a) <= 0)
return (-1);
ShrinkBuffer(NS_IN6ADDRSZ);
memcpy(cp, &in6a, NS_IN6ADDRSZ);
cp += NS_IN6ADDRSZ;
break;
default:
return (-1);
} /*switch*/
