mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-10 13:53:46 +02:00
add mtr (thanks to Thomas Reifferscheid)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@2050 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
11c89f6925
commit
783a099a79
@ -73,6 +73,7 @@ source "package/linux-atm/Config.in"
|
||||
source "package/maradns/Config.in"
|
||||
source "package/mini_httpd/Config.in"
|
||||
source "package/mini_sendmail/Config.in"
|
||||
source "package/mtr/Config.in"
|
||||
source "package/ndisc/Config.in"
|
||||
source "package/net-snmp/Config.in"
|
||||
source "package/netstat-nat/Config.in"
|
||||
|
@ -103,6 +103,7 @@ package-$(BR2_PACKAGE_MONIT) += monit
|
||||
package-$(BR2_PACKAGE_MPD) += mpd
|
||||
package-$(BR2_PACKAGE_MT_DAAPD) += mt-daapd
|
||||
package-$(BR2_PACKAGE_MTD) += mtd
|
||||
package-$(BR2_PACKAGE_MTR) += mtr
|
||||
package-$(BR2_PACKAGE_MYSQL) += mysql
|
||||
package-$(BR2_PACKAGE_NANO) += nano
|
||||
package-$(BR2_PACKAGE_NCURSES) += ncurses
|
||||
@ -232,6 +233,7 @@ libxslt-compile: libxml2-compile
|
||||
lighttpd-compile: openssl-compile pcre-compile
|
||||
mini_httpd-compile: matrixssl-compile
|
||||
mt-daapd-compile: howl-compile libgdbm-compile libid3tag-compile
|
||||
mtr-compile: ncurses-compile
|
||||
mysql-compile: ncurses-compile zlib-compile
|
||||
nano-compile: ncurses-compile
|
||||
net-snmp-compile: libelf-compile
|
||||
|
17
openwrt/package/mtr/Config.in
Normal file
17
openwrt/package/mtr/Config.in
Normal file
@ -0,0 +1,17 @@
|
||||
config BR2_PACKAGE_MTR
|
||||
tristate "mtr - Full screen ncurses traceroute tool"
|
||||
default m if CONFIG_DEVEL
|
||||
select BR2_PACKAGE_LIBNCURSES
|
||||
help
|
||||
mtr combines the functionality of the 'traceroute' and 'ping' programs
|
||||
in a single network diagnostic tool.
|
||||
.
|
||||
As mtr starts, it investigates the network connection between the host
|
||||
mtr runs on and a user-specified destination host. After it
|
||||
determines the address of each network hop between the machines,
|
||||
it sends a sequence ICMP ECHO requests to each one to determine the
|
||||
quality of the link to each machine. As it does this, it prints
|
||||
running statistics about each machine.
|
||||
.
|
||||
http://www.bitwizard.nl/mtr/
|
||||
|
68
openwrt/package/mtr/Makefile
Normal file
68
openwrt/package/mtr/Makefile
Normal file
@ -0,0 +1,68 @@
|
||||
include $(TOPDIR)/rules.mk
|
||||
|
||||
PKG_NAME:=mtr
|
||||
PKG_VERSION:=0.69
|
||||
PKG_RELEASE:=1
|
||||
PKG_MD5SUM:=58904d6d8d70114195cdeb653d56914c
|
||||
|
||||
PKG_SOURCE_URL:=ftp://ftp.de.debian.org/debian/pool/main/m/mtr
|
||||
PKG_SOURCE:=$(PKG_NAME)_$(PKG_VERSION).orig.tar.gz
|
||||
PKG_CAT:=zcat
|
||||
PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
|
||||
PKG_INSTALL_DIR:=$(PKG_BUILD_DIR)/ipkg-install
|
||||
|
||||
include $(TOPDIR)/package/rules.mk
|
||||
|
||||
$(eval $(call PKG_template,MTR,mtr,$(PKG_VERSION)-$(PKG_RELEASE),$(ARCH)))
|
||||
|
||||
$(PKG_BUILD_DIR)/.configured: $(PKG_BUILD_DIR)/.prepared
|
||||
(cd $(PKG_BUILD_DIR); \
|
||||
$(TARGET_CONFIGURE_OPTS) \
|
||||
CFLAGS="$(TARGET_CFLAGS)" \
|
||||
CPPFLAGS="-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include" \
|
||||
LDFLAGS="-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib" \
|
||||
ac_cv_lib_resolv_res_mkquery=yes \
|
||||
./configure \
|
||||
--target=$(GNU_TARGET_NAME) \
|
||||
--host=$(GNU_TARGET_NAME) \
|
||||
--build=$(GNU_HOST_NAME) \
|
||||
--program-prefix="" \
|
||||
--program-suffix="" \
|
||||
--prefix=/usr \
|
||||
--exec-prefix=/usr \
|
||||
--bindir=/usr/bin \
|
||||
--datadir=/usr/share \
|
||||
--includedir=/usr/include \
|
||||
--infodir=/usr/share/info \
|
||||
--libdir=/usr/lib \
|
||||
--libexecdir=/usr/lib \
|
||||
--localstatedir=/var \
|
||||
--mandir=/usr/share/man \
|
||||
--sbindir=/usr/sbin \
|
||||
--sysconfdir=/etc \
|
||||
$(DISABLE_LARGEFILE) \
|
||||
$(DISABLE_NLS) \
|
||||
--without-gtk \
|
||||
);
|
||||
touch $@
|
||||
|
||||
$(PKG_BUILD_DIR)/.built:
|
||||
rm -rf $(PKG_INSTALL_DIR)
|
||||
mkdir -p $(PKG_INSTALL_DIR)
|
||||
$(MAKE) -C $(PKG_BUILD_DIR) \
|
||||
DESTDIR="$(PKG_INSTALL_DIR)" \
|
||||
CFLAGS="$(TARGET_CFLAGS)" \
|
||||
CPPFLAGS="-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include" \
|
||||
LDFLAGS="-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib" \
|
||||
all install
|
||||
touch $@
|
||||
|
||||
$(IPKG_MTR):
|
||||
install -d -m0755 $(IDIR_MTR)/usr/sbin
|
||||
cp -fpR $(PKG_INSTALL_DIR)/usr/sbin/mtr $(IDIR_MTR)/usr/sbin/
|
||||
$(RSTRIP) $(IDIR_MTR)
|
||||
$(IPKG_BUILD) $(IDIR_MTR) $(PACKAGE_DIR)
|
||||
|
||||
mostlyclean:
|
||||
-$(MAKE) -C $(PKG_BUILD_DIR) clean
|
||||
rm -f $(PKG_BUILD_DIR)/.built
|
17
openwrt/package/mtr/ipkg/mtr.control
Normal file
17
openwrt/package/mtr/ipkg/mtr.control
Normal file
@ -0,0 +1,17 @@
|
||||
Package: mtr
|
||||
Priority: optional
|
||||
Section: net
|
||||
Maintainer: OpenWrt Developers Team <openwrt-devel@openwrt.org>, Thomas Reifferscheid <reiffert@student.physik.uni-mainz.de>
|
||||
Depends: libncurses
|
||||
Source: http://openwrt.org/cgi-bin/viewcvs.cgi/openwrt/package/iptraf/
|
||||
Description: Full screen ncurses traceroute/ping tool
|
||||
mtr combines the functionality of the 'traceroute' and 'ping' programs
|
||||
in a single network diagnostic tool.
|
||||
.
|
||||
As mtr starts, it investigates the network connection between the host
|
||||
mtr runs on and a user-specified destination host. After it
|
||||
determines the address of each network hop between the machines,
|
||||
it sends a sequence ICMP ECHO requests to each one to determine the
|
||||
quality of the link to each machine. As it does this, it prints
|
||||
running statistics about each machine.
|
||||
|
511
openwrt/package/mtr/patches/501-dns.patch
Normal file
511
openwrt/package/mtr/patches/501-dns.patch
Normal file
@ -0,0 +1,511 @@
|
||||
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)
|
||||
{
|
Loading…
Reference in New Issue
Block a user