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author | lurchi <lurchi@strangeplace.net> | 2018-06-29 00:01:48 +0200 |
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committer | lurchi <lurchi@strangeplace.net> | 2018-06-29 00:01:48 +0200 |
commit | 2bd272b4e4f779ca0a1dd4b52bb710be5c68a7bd (patch) | |
tree | 72ed85faabb2e31a3cc071959a3fee3f60c70765 /src/util/dnsparser.c | |
parent | 8a9a639ad45d0900e185221f015bb64936361629 (diff) | |
download | gnunet-2bd272b4e4f779ca0a1dd4b52bb710be5c68a7bd.tar.gz gnunet-2bd272b4e4f779ca0a1dd4b52bb710be5c68a7bd.zip |
introduce API functions for duplicating the DNSPARSER record types
Diffstat (limited to 'src/util/dnsparser.c')
-rw-r--r-- | src/util/dnsparser.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/util/dnsparser.c b/src/util/dnsparser.c index cce68f2ee..57d0a014c 100644 --- a/src/util/dnsparser.c +++ b/src/util/dnsparser.c | |||
@@ -759,6 +759,122 @@ GNUNET_DNSPARSER_parse (const char *udp_payload, | |||
759 | 759 | ||
760 | 760 | ||
761 | /** | 761 | /** |
762 | * Duplicate (deep-copy) the given DNS record | ||
763 | * | ||
764 | * @param r the record | ||
765 | * @return the newly allocated record | ||
766 | */ | ||
767 | struct GNUNET_DNSPARSER_Record * | ||
768 | GNUNET_DNSPARSER_duplicate_record (const struct GNUNET_DNSPARSER_Record *r) | ||
769 | { | ||
770 | struct GNUNET_DNSPARSER_Record *dup = GNUNET_memdup (r, sizeof (*r)); | ||
771 | |||
772 | dup->name = GNUNET_strdup (r->name); | ||
773 | switch (r->type) | ||
774 | { | ||
775 | case GNUNET_DNSPARSER_TYPE_NS: | ||
776 | case GNUNET_DNSPARSER_TYPE_CNAME: | ||
777 | case GNUNET_DNSPARSER_TYPE_PTR: | ||
778 | { | ||
779 | dup->data.hostname = GNUNET_strdup (r->data.hostname); | ||
780 | break; | ||
781 | } | ||
782 | case GNUNET_DNSPARSER_TYPE_SOA: | ||
783 | { | ||
784 | dup->data.soa = GNUNET_DNSPARSER_duplicate_soa_record (r->data.soa); | ||
785 | break; | ||
786 | } | ||
787 | case GNUNET_DNSPARSER_TYPE_CERT: | ||
788 | { | ||
789 | dup->data.cert = GNUNET_DNSPARSER_duplicate_cert_record (r->data.cert); | ||
790 | break; | ||
791 | } | ||
792 | case GNUNET_DNSPARSER_TYPE_MX: | ||
793 | { | ||
794 | dup->data.mx = GNUNET_DNSPARSER_duplicate_mx_record (r->data.mx); | ||
795 | break; | ||
796 | } | ||
797 | case GNUNET_DNSPARSER_TYPE_SRV: | ||
798 | { | ||
799 | dup->data.srv = GNUNET_DNSPARSER_duplicate_srv_record (r->data.srv); | ||
800 | break; | ||
801 | } | ||
802 | default: | ||
803 | { | ||
804 | dup->data.raw.data = GNUNET_memdup (r->data.raw.data, | ||
805 | r->data.raw.data_len); | ||
806 | } | ||
807 | } | ||
808 | return dup; | ||
809 | } | ||
810 | |||
811 | |||
812 | /** | ||
813 | * Duplicate (deep-copy) the given DNS record | ||
814 | * | ||
815 | * @param r the record | ||
816 | * @return the newly allocated record | ||
817 | */ | ||
818 | struct GNUNET_DNSPARSER_SoaRecord * | ||
819 | GNUNET_DNSPARSER_duplicate_soa_record (const struct GNUNET_DNSPARSER_SoaRecord *r) | ||
820 | { | ||
821 | struct GNUNET_DNSPARSER_SoaRecord *dup = GNUNET_memdup (r, sizeof (*r)); | ||
822 | |||
823 | dup->mname = GNUNET_strdup (r->mname); | ||
824 | dup->rname = GNUNET_strdup (r->rname); | ||
825 | return dup; | ||
826 | } | ||
827 | |||
828 | |||
829 | /** | ||
830 | * Duplicate (deep-copy) the given DNS record | ||
831 | * | ||
832 | * @param r the record | ||
833 | * @return the newly allocated record | ||
834 | */ | ||
835 | struct GNUNET_DNSPARSER_CertRecord * | ||
836 | GNUNET_DNSPARSER_duplicate_cert_record (const struct GNUNET_DNSPARSER_CertRecord *r) | ||
837 | { | ||
838 | struct GNUNET_DNSPARSER_CertRecord *dup = GNUNET_memdup (r, sizeof (*r)); | ||
839 | |||
840 | dup->certificate_data = GNUNET_strdup (r->certificate_data); | ||
841 | return dup; | ||
842 | } | ||
843 | |||
844 | |||
845 | /** | ||
846 | * Duplicate (deep-copy) the given DNS record | ||
847 | * | ||
848 | * @param r the record | ||
849 | * @return the newly allocated record | ||
850 | */ | ||
851 | struct GNUNET_DNSPARSER_MxRecord * | ||
852 | GNUNET_DNSPARSER_duplicate_mx_record (const struct GNUNET_DNSPARSER_MxRecord *r) | ||
853 | { | ||
854 | struct GNUNET_DNSPARSER_MxRecord *dup = GNUNET_memdup (r, sizeof (*r)); | ||
855 | |||
856 | dup->mxhost = GNUNET_strdup (r->mxhost); | ||
857 | return dup; | ||
858 | } | ||
859 | |||
860 | |||
861 | /** | ||
862 | * Duplicate (deep-copy) the given DNS record | ||
863 | * | ||
864 | * @param r the record | ||
865 | * @return the newly allocated record | ||
866 | */ | ||
867 | struct GNUNET_DNSPARSER_SrvRecord * | ||
868 | GNUNET_DNSPARSER_duplicate_srv_record (const struct GNUNET_DNSPARSER_SrvRecord *r) | ||
869 | { | ||
870 | struct GNUNET_DNSPARSER_SrvRecord *dup = GNUNET_memdup (r, sizeof (*r)); | ||
871 | |||
872 | dup->target = GNUNET_strdup (r->target); | ||
873 | return dup; | ||
874 | } | ||
875 | |||
876 | |||
877 | /** | ||
762 | * Free memory taken by a packet. | 878 | * Free memory taken by a packet. |
763 | * | 879 | * |
764 | * @param p packet to free | 880 | * @param p packet to free |