diff options
Diffstat (limited to 'openwrt/package/mtr/patches/501-dns.patch')
| -rw-r--r-- | openwrt/package/mtr/patches/501-dns.patch | 511 |
1 files changed, 0 insertions, 511 deletions
diff --git a/openwrt/package/mtr/patches/501-dns.patch b/openwrt/package/mtr/patches/501-dns.patch deleted file mode 100644 index f1c915580d..0000000000 --- a/openwrt/package/mtr/patches/501-dns.patch +++ /dev/null @@ -1,511 +0,0 @@ -diff -Naur mtr-0.69.old/dns.c mtr-0.69.new/dns.c ---- mtr-0.69.old/dns.c 2005-01-11 09:32:42.000000000 +0100 -+++ mtr-0.69.new/dns.c 2005-10-03 21:31:27.000000000 +0200 -@@ -853,6 +853,507 @@ - fputs("\r",stderr); - } - -+#ifdef __UCLIBC__ -+ -+static const char digits[] = "0123456789"; -+#define __set_errno(e) (errno = (e)) -+ -+#define NS_PUT16(s, cp) do { \ -+ register u_int16_t t_s = (u_int16_t)(s); \ -+ register u_char *t_cp = (u_char *)(cp); \ -+ *t_cp++ = t_s >> 8; \ -+ *t_cp = t_s; \ -+ (cp) += NS_INT16SZ; \ -+} while (0) -+ -+ -+ -+#define NS_PUT32(l, cp) do { \ -+ register u_int32_t t_l = (u_int32_t)(l); \ -+ register u_char *t_cp = (u_char *)(cp); \ -+ *t_cp++ = t_l >> 24; \ -+ *t_cp++ = t_l >> 16; \ -+ *t_cp++ = t_l >> 8; \ -+ *t_cp = t_l; \ -+ (cp) += NS_INT32SZ; \ -+} while (0) -+ -+ -+void -+ns_put16(u_int src, u_char *dst) { -+ NS_PUT16(src, dst); -+} -+ -+void -+ns_put32(u_long src, u_char *dst) { -+ NS_PUT32(src, dst); -+} -+ -+void __putshort(u_int16_t src, u_char *dst) { ns_put16(src, dst); } -+void __putlong(u_int32_t src, u_char *dst) { ns_put32(src, dst); } -+ -+int -+mklower(int ch) { -+ if (ch >= 0x41 && ch <= 0x5A) -+ return (ch + 0x20); -+ return (ch); -+} -+ -+ -+static int -+dn_find(const u_char *domain, const u_char *msg, -+ const u_char * const *dnptrs, -+ const u_char * const *lastdnptr) -+{ -+ const u_char *dn, *cp, *sp; -+ const u_char * const *cpp; -+ u_int n; -+ -+ for (cpp = dnptrs; cpp < lastdnptr; cpp++) { -+ sp = *cpp; -+ /* -+ * terminate search on: -+ * root label -+ * compression pointer -+ * unusable offset -+ */ -+ while (*sp != 0 && (*sp & NS_CMPRSFLGS) == 0 && -+ (sp - msg) < 0x4000) { -+ dn = domain; -+ cp = sp; -+ while ((n = *cp++) != 0) { -+ /* -+ * check for indirection -+ */ -+ switch (n & NS_CMPRSFLGS) { -+ case 0: /* normal case, n == len */ -+ if (n != *dn++) -+ goto next; -+ for ((void)NULL; n > 0; n--) -+ if (mklower(*dn++) != -+ mklower(*cp++)) -+ goto next; -+ /* Is next root for both ? */ -+ if (*dn == '\0' && *cp == '\0') -+ return (sp - msg); -+ if (*dn) -+ continue; -+ goto next; -+ -+ case NS_CMPRSFLGS: /* indirection */ -+ cp = msg + (((n & 0x3f) << 8) | *cp); -+ break; -+ -+ default: /* illegal type */ -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ } -+ next: -+ sp += *sp + 1; -+ } -+ } -+ __set_errno (ENOENT); -+ return (-1); -+} -+ -+ -+int -+ns_name_pack(const u_char *src, u_char *dst, int dstsiz, -+ const u_char **dnptrs, const u_char **lastdnptr) -+{ -+ u_char *dstp; -+ const u_char **cpp, **lpp, *eob, *msg; -+ const u_char *srcp; -+ int n, l, first = 1; -+ -+ srcp = src; -+ dstp = dst; -+ eob = dstp + dstsiz; -+ lpp = cpp = NULL; -+ if (dnptrs != NULL) { -+ if ((msg = *dnptrs++) != NULL) { -+ for (cpp = dnptrs; *cpp != NULL; cpp++) -+ (void)NULL; -+ lpp = cpp; /* end of list to search */ -+ } -+ } else -+ msg = NULL; -+ -+ /* make sure the domain we are about to add is legal */ -+ l = 0; -+ do { -+ n = *srcp; -+ if ((n & NS_CMPRSFLGS) != 0 && n != 0x41) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ if (n == 0x41) -+ n = *++srcp / 8; -+ l += n + 1; -+ if (l > MAXCDNAME) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ srcp += n + 1; -+ } while (n != 0); -+ -+ /* from here on we need to reset compression pointer array on error */ -+ srcp = src; -+ do { -+ /* Look to see if we can use pointers. */ -+ n = *srcp; -+ if (n != 0 && n != 0x41 && msg != NULL) { -+ l = dn_find(srcp, msg, (const u_char * const *)dnptrs, -+ (const u_char * const *)lpp); -+ if (l >= 0) { -+ if (dstp + 1 >= eob) { -+ goto cleanup; -+ } -+ *dstp++ = (l >> 8) | NS_CMPRSFLGS; -+ *dstp++ = l % 256; -+ return (dstp - dst); -+ } -+ /* Not found, save it. */ -+ if (lastdnptr != NULL && cpp < lastdnptr - 1 && -+ (dstp - msg) < 0x4000 && first) { -+ *cpp++ = dstp; -+ *cpp = NULL; -+ first = 0; -+ } -+ } -+ /* copy label to buffer */ -+ if ((n & NS_CMPRSFLGS) != 0 && n != 0x41) { /* Should not happen. */ -+ goto cleanup; -+ } -+ if (n == 0x41) { -+ n = *++srcp / 8; -+ if (dstp + 1 >= eob) -+ goto cleanup; -+ *dstp++ = 0x41; -+ } -+ if (dstp + 1 + n >= eob) { -+ goto cleanup; -+ } -+ memcpy(dstp, srcp, n + 1); -+ srcp += n + 1; -+ dstp += n + 1; -+ } while (n != 0); -+ -+ if (dstp > eob) { -+cleanup: -+ if (msg != NULL) -+ *lpp = NULL; -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ return (dstp - dst); -+} -+ -+ -+int -+ns_name_pton(const char *src, u_char *dst, size_t dstsiz) { -+ u_char *label, *bp, *eom; -+ int c, n, escaped; -+ char *cp; -+ -+ escaped = 0; -+ bp = dst; -+ eom = dst + dstsiz; -+ label = bp++; -+ -+ while ((c = *src++) != 0) { -+ if (escaped) { -+ if ((cp = strchr(digits, c)) != NULL) { -+ n = (cp - digits) * 100; -+ if ((c = *src++) == 0 || -+ (cp = strchr(digits, c)) == NULL) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ n += (cp - digits) * 10; -+ if ((c = *src++) == 0 || -+ (cp = strchr(digits, c)) == NULL) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ n += (cp - digits); -+ if (n > 255) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ c = n; -+ } else if (c == '[' && label == bp - 1 && *src == 'x') { -+ /* Theoretically we would have to handle \[o -+ as well but we do not since we do not need -+ it internally. */ -+ *label = 0x41; -+ label = bp++; -+ ++src; -+ while (isxdigit (*src)) { -+ n = *src > '9' ? *src - 'a' + 10 : *src - '0'; -+ ++src; -+ if (! isxdigit(*src)) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ n <<= 4; -+ n += *src > '9' ? *src - 'a' + 10 : *src - '0'; -+ if (bp + 1 >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *bp++ = n; -+ ++src; -+ } -+ *label = (bp - label - 1) * 8; -+ if (*src++ != ']' || *src++ != '.') { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ escaped = 0; -+ label = bp++; -+ if (bp >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ continue; -+ } -+ escaped = 0; -+ } else if (c == '\\') { -+ escaped = 1; -+ continue; -+ } else if (c == '.') { -+ c = (bp - label - 1); -+ if ((c & NS_CMPRSFLGS) != 0) { /* Label too big. */ -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ if (label >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *label = c; -+ /* Fully qualified ? */ -+ if (*src == '\0') { -+ if (c != 0) { -+ if (bp >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *bp++ = '\0'; -+ } -+ if ((bp - dst) > MAXCDNAME) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ return (1); -+ } -+ if (c == 0 || *src == '.') { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ label = bp++; -+ continue; -+ } -+ if (bp >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *bp++ = (u_char)c; -+ } -+ c = (bp - label - 1); -+ if ((c & NS_CMPRSFLGS) != 0) { /* Label too big. */ -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ if (label >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *label = c; -+ if (c != 0) { -+ if (bp >= eom) { -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ *bp++ = 0; -+ } -+ if ((bp - dst) > MAXCDNAME) { /* src too big */ -+ __set_errno (EMSGSIZE); -+ return (-1); -+ } -+ return (0); -+} -+ -+ -+ -+int -+ns_name_compress(const char *src, u_char *dst, size_t dstsiz, -+ const u_char **dnptrs, const u_char **lastdnptr) -+{ -+ u_char tmp[NS_MAXCDNAME]; -+ -+ if (ns_name_pton(src, tmp, sizeof tmp) == -1) -+ return (-1); -+ return (ns_name_pack(tmp, dst, dstsiz, dnptrs, lastdnptr)); -+} -+ -+ -+int -+dn_comp(const char *src, u_char *dst, int dstsiz, -+ u_char **dnptrs, u_char **lastdnptr) -+{ -+ return (ns_name_compress(src, dst, (size_t)dstsiz, -+ (const u_char **)dnptrs, -+ (const u_char **)lastdnptr)); -+} -+ -+ -+ -+ -+int -+res_nmkquery(res_state statp, -+ int op, /* opcode of query */ -+ const char *dname, /* domain name */ -+ int class, int type, /* class and type of query */ -+ const u_char *data, /* resource record data */ -+ int datalen, /* length of data */ -+ const u_char *newrr_in, /* new rr for modify or append */ -+ u_char *buf, /* buffer to put query */ -+ int buflen) /* size of buffer */ -+{ -+ register HEADER *hp; -+ register u_char *cp; -+ register int n; -+ u_char *dnptrs[20], **dpp, **lastdnptr; -+ -+#ifdef DEBUG -+ if (statp->options & RES_DEBUG) -+ printf(";; res_nmkquery(%s, %s, %s, %s)\n", -+ _res_opcodes[op], dname, p_class(class), p_type(type)); -+#endif -+ /* -+ * Initialize header fields. -+ */ -+ if ((buf == NULL) || (buflen < HFIXEDSZ)) -+ return (-1); -+ memset(buf, 0, HFIXEDSZ); -+ hp = (HEADER *) buf; -+ /* We randomize the IDs every time. The old code just -+ incremented by one after the initial randomization which -+ still predictable if the application does multiple -+ requests. */ -+#if 0 -+ hp->id = htons(++statp->id); -+#else -+ hp->id = htons(statp->id); -+ int randombits; -+ do -+ { -+#ifdef RANDOM_BITS -+ RANDOM_BITS (randombits); -+#else -+ struct timeval tv; -+ gettimeofday (&tv, NULL); -+ randombits = (tv.tv_sec << 8) ^ tv.tv_usec; -+#endif -+ } -+ while ((randombits & 0xffff) == 0); -+ statp->id = (statp->id + randombits) & 0xffff; -+#endif -+ hp->opcode = op; -+ hp->rd = (statp->options & RES_RECURSE) != 0; -+ hp->rcode = NOERROR; -+ cp = buf + HFIXEDSZ; -+ buflen -= HFIXEDSZ; -+ dpp = dnptrs; -+ *dpp++ = buf; -+ *dpp++ = NULL; -+ lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0]; -+ /* -+ * perform opcode specific processing -+ */ -+ switch (op) { -+ case QUERY: /*FALLTHROUGH*/ -+ case NS_NOTIFY_OP: -+ if ((buflen -= QFIXEDSZ) < 0) -+ return (-1); -+ if ((n = dn_comp(dname, cp, buflen, dnptrs, lastdnptr)) < 0) -+ return (-1); -+ cp += n; -+ buflen -= n; -+ __putshort(type, cp); -+ cp += INT16SZ; -+ __putshort(class, cp); -+ cp += INT16SZ; -+ hp->qdcount = htons(1); -+ if (op == QUERY || data == NULL) -+ break; -+ /* -+ * Make an additional record for completion domain. -+ */ -+ buflen -= RRFIXEDSZ; -+ n = dn_comp((char *)data, cp, buflen, dnptrs, lastdnptr); -+ if (n < 0) -+ return (-1); -+ cp += n; -+ buflen -= n; -+ __putshort(T_NULL, cp); -+ cp += INT16SZ; -+ __putshort(class, cp); -+ cp += INT16SZ; -+ __putlong(0, cp); -+ cp += INT32SZ; -+ __putshort(0, cp); -+ cp += INT16SZ; -+ hp->arcount = htons(1); -+ break; -+ -+ case IQUERY: -+ /* -+ * Initialize answer section -+ */ -+ if (buflen < 1 + RRFIXEDSZ + datalen) -+ return (-1); -+ *cp++ = '\0'; /* no domain name */ -+ __putshort(type, cp); -+ cp += INT16SZ; -+ __putshort(class, cp); -+ cp += INT16SZ; -+ __putlong(0, cp); -+ cp += INT32SZ; -+ __putshort(datalen, cp); -+ cp += INT16SZ; -+ if (datalen) { -+ memcpy(cp, data, datalen); -+ cp += datalen; -+ } -+ hp->ancount = htons(1); -+ break; -+ -+ default: -+ return (-1); -+ } -+ return (cp - buf); -+} -+ -+int -+res_mkquery(int op, /* opcode of query */ -+ const char *dname, /* domain name */ -+ int class, int type, /* class and type of query */ -+ const u_char *data, /* resource record data */ -+ int datalen, /* length of data */ -+ const u_char *newrr_in, /* new rr for modify or append */ -+ u_char *buf, /* buffer to put query */ -+ int buflen) /* size of buffer */ -+{ -+ return (res_nmkquery(&_res, op, dname, class, type, -+ data, datalen, -+ newrr_in, buf, buflen)); -+} -+ -+#endif - - void dorequest(char *s,int type,word id) - { |