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authorJelmer Vernooij <jelmer@samba.org>2008-10-12 19:05:46 +0200
committerJelmer Vernooij <jelmer@samba.org>2008-10-12 19:05:46 +0200
commit9f2ed1e00f586a67ab2d8c1f4770a570e6ae9740 (patch)
tree4436882b9f95831aa231a1ecde6e40a8a31c682d /source4/librpc/rpc
parentedff62a31ebe818c62de21878359be8477d77a2f (diff)
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Share RPC binding string utility functions.
Diffstat (limited to 'source4/librpc/rpc')
-rw-r--r--source4/librpc/rpc/binding.c725
1 files changed, 0 insertions, 725 deletions
diff --git a/source4/librpc/rpc/binding.c b/source4/librpc/rpc/binding.c
deleted file mode 100644
index bfe62c4054..0000000000
--- a/source4/librpc/rpc/binding.c
+++ /dev/null
@@ -1,725 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
-
- dcerpc utility functions
-
- Copyright (C) Andrew Tridgell 2003
- Copyright (C) Jelmer Vernooij 2004
- Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
- Copyright (C) Rafal Szczesniak 2006
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-#include "lib/events/events.h"
-#include "librpc/gen_ndr/ndr_epmapper_c.h"
-#include "librpc/gen_ndr/ndr_dcerpc.h"
-#include "librpc/gen_ndr/ndr_misc.h"
-
-#define MAX_PROTSEQ 10
-
-static const struct {
- const char *name;
- enum dcerpc_transport_t transport;
- int num_protocols;
- enum epm_protocol protseq[MAX_PROTSEQ];
-} transports[] = {
- { "ncacn_np", NCACN_NP, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_SMB, EPM_PROTOCOL_NETBIOS }},
- { "ncacn_ip_tcp", NCACN_IP_TCP, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_TCP, EPM_PROTOCOL_IP } },
- { "ncacn_http", NCACN_HTTP, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_HTTP, EPM_PROTOCOL_IP } },
- { "ncadg_ip_udp", NCACN_IP_UDP, 3,
- { EPM_PROTOCOL_NCADG, EPM_PROTOCOL_UDP, EPM_PROTOCOL_IP } },
- { "ncalrpc", NCALRPC, 2,
- { EPM_PROTOCOL_NCALRPC, EPM_PROTOCOL_PIPE } },
- { "ncacn_unix_stream", NCACN_UNIX_STREAM, 2,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_UNIX_DS } },
- { "ncadg_unix_dgram", NCADG_UNIX_DGRAM, 2,
- { EPM_PROTOCOL_NCADG, EPM_PROTOCOL_UNIX_DS } },
- { "ncacn_at_dsp", NCACN_AT_DSP, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_APPLETALK, EPM_PROTOCOL_DSP } },
- { "ncadg_at_ddp", NCADG_AT_DDP, 3,
- { EPM_PROTOCOL_NCADG, EPM_PROTOCOL_APPLETALK, EPM_PROTOCOL_DDP } },
- { "ncacn_vns_ssp", NCACN_VNS_SPP, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_STREETTALK, EPM_PROTOCOL_VINES_SPP } },
- { "ncacn_vns_ipc", NCACN_VNS_IPC, 3,
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_STREETTALK, EPM_PROTOCOL_VINES_IPC }, },
- { "ncadg_ipx", NCADG_IPX, 2,
- { EPM_PROTOCOL_NCADG, EPM_PROTOCOL_IPX },
- },
- { "ncacn_spx", NCACN_SPX, 3,
- /* I guess some MS programmer confused the identifier for
- * EPM_PROTOCOL_UUID (0x0D or 13) with the one for
- * EPM_PROTOCOL_SPX (0x13) here. -- jelmer*/
- { EPM_PROTOCOL_NCACN, EPM_PROTOCOL_NCALRPC, EPM_PROTOCOL_UUID },
- },
-};
-
-static const struct {
- const char *name;
- uint32_t flag;
-} ncacn_options[] = {
- {"sign", DCERPC_SIGN},
- {"seal", DCERPC_SEAL},
- {"connect", DCERPC_CONNECT},
- {"spnego", DCERPC_AUTH_SPNEGO},
- {"ntlm", DCERPC_AUTH_NTLM},
- {"krb5", DCERPC_AUTH_KRB5},
- {"validate", DCERPC_DEBUG_VALIDATE_BOTH},
- {"print", DCERPC_DEBUG_PRINT_BOTH},
- {"padcheck", DCERPC_DEBUG_PAD_CHECK},
- {"bigendian", DCERPC_PUSH_BIGENDIAN},
- {"smb2", DCERPC_SMB2},
- {"hdrsign", DCERPC_HEADER_SIGNING}
-};
-
-const char *epm_floor_string(TALLOC_CTX *mem_ctx, struct epm_floor *epm_floor)
-{
- struct ndr_syntax_id syntax;
- NTSTATUS status;
-
- switch(epm_floor->lhs.protocol) {
- case EPM_PROTOCOL_UUID:
- status = dcerpc_floor_get_lhs_data(epm_floor, &syntax);
- if (NT_STATUS_IS_OK(status)) {
- /* lhs is used: UUID */
- char *uuidstr;
-
- if (GUID_equal(&syntax.uuid, &ndr_transfer_syntax.uuid)) {
- return "NDR";
- }
-
- if (GUID_equal(&syntax.uuid, &ndr64_transfer_syntax.uuid)) {
- return "NDR64";
- }
-
- uuidstr = GUID_string(mem_ctx, &syntax.uuid);
-
- return talloc_asprintf(mem_ctx, " uuid %s/0x%02x", uuidstr, syntax.if_version);
- } else { /* IPX */
- return talloc_asprintf(mem_ctx, "IPX:%s",
- data_blob_hex_string(mem_ctx, &epm_floor->rhs.uuid.unknown));
- }
-
- case EPM_PROTOCOL_NCACN:
- return "RPC-C";
-
- case EPM_PROTOCOL_NCADG:
- return "RPC";
-
- case EPM_PROTOCOL_NCALRPC:
- return "NCALRPC";
-
- case EPM_PROTOCOL_DNET_NSP:
- return "DNET/NSP";
-
- case EPM_PROTOCOL_IP:
- return talloc_asprintf(mem_ctx, "IP:%s", epm_floor->rhs.ip.ipaddr);
-
- case EPM_PROTOCOL_PIPE:
- return talloc_asprintf(mem_ctx, "PIPE:%s", epm_floor->rhs.pipe.path);
-
- case EPM_PROTOCOL_SMB:
- return talloc_asprintf(mem_ctx, "SMB:%s", epm_floor->rhs.smb.unc);
-
- case EPM_PROTOCOL_UNIX_DS:
- return talloc_asprintf(mem_ctx, "Unix:%s", epm_floor->rhs.unix_ds.path);
-
- case EPM_PROTOCOL_NETBIOS:
- return talloc_asprintf(mem_ctx, "NetBIOS:%s", epm_floor->rhs.netbios.name);
-
- case EPM_PROTOCOL_NETBEUI:
- return "NETBeui";
-
- case EPM_PROTOCOL_SPX:
- return "SPX";
-
- case EPM_PROTOCOL_NB_IPX:
- return "NB_IPX";
-
- case EPM_PROTOCOL_HTTP:
- return talloc_asprintf(mem_ctx, "HTTP:%d", epm_floor->rhs.http.port);
-
- case EPM_PROTOCOL_TCP:
- return talloc_asprintf(mem_ctx, "TCP:%d", epm_floor->rhs.tcp.port);
-
- case EPM_PROTOCOL_UDP:
- return talloc_asprintf(mem_ctx, "UDP:%d", epm_floor->rhs.udp.port);
-
- default:
- return talloc_asprintf(mem_ctx, "UNK(%02x):", epm_floor->lhs.protocol);
- }
-}
-
-
-/*
- form a binding string from a binding structure
-*/
-_PUBLIC_ char *dcerpc_binding_string(TALLOC_CTX *mem_ctx, const struct dcerpc_binding *b)
-{
- char *s = talloc_strdup(mem_ctx, "");
- int i;
- const char *t_name = NULL;
-
- if (b->transport != NCA_UNKNOWN) {
- for (i=0;i<ARRAY_SIZE(transports);i++) {
- if (transports[i].transport == b->transport) {
- t_name = transports[i].name;
- }
- }
- if (!t_name) {
- return NULL;
- }
- }
-
- if (!GUID_all_zero(&b->object.uuid)) {
- s = talloc_asprintf(s, "%s@",
- GUID_string(mem_ctx, &b->object.uuid));
- }
-
- if (t_name != NULL) {
- s = talloc_asprintf_append_buffer(s, "%s:", t_name);
- if (s == NULL) {
- return NULL;
- }
- }
-
- if (b->host) {
- s = talloc_asprintf_append_buffer(s, "%s", b->host);
- }
-
- if (!b->endpoint && !b->options && !b->flags) {
- return s;
- }
-
- s = talloc_asprintf_append_buffer(s, "[");
-
- if (b->endpoint) {
- s = talloc_asprintf_append_buffer(s, "%s", b->endpoint);
- }
-
- /* this is a *really* inefficent way of dealing with strings,
- but this is rarely called and the strings are always short,
- so I don't care */
- for (i=0;b->options && b->options[i];i++) {
- s = talloc_asprintf_append_buffer(s, ",%s", b->options[i]);
- if (!s) return NULL;
- }
-
- for (i=0;i<ARRAY_SIZE(ncacn_options);i++) {
- if (b->flags & ncacn_options[i].flag) {
- s = talloc_asprintf_append_buffer(s, ",%s", ncacn_options[i].name);
- if (!s) return NULL;
- }
- }
-
- s = talloc_asprintf_append_buffer(s, "]");
-
- return s;
-}
-
-/*
- parse a binding string into a dcerpc_binding structure
-*/
-_PUBLIC_ NTSTATUS dcerpc_parse_binding(TALLOC_CTX *mem_ctx, const char *s, struct dcerpc_binding **b_out)
-{
- struct dcerpc_binding *b;
- char *options;
- char *p;
- int i, j, comma_count;
-
- b = talloc(mem_ctx, struct dcerpc_binding);
- if (!b) {
- return NT_STATUS_NO_MEMORY;
- }
-
- p = strchr(s, '@');
-
- if (p && PTR_DIFF(p, s) == 36) { /* 36 is the length of a UUID */
- NTSTATUS status;
-
- status = GUID_from_string(s, &b->object.uuid);
-
- if (NT_STATUS_IS_ERR(status)) {
- DEBUG(0, ("Failed parsing UUID\n"));
- return status;
- }
-
- s = p + 1;
- } else {
- ZERO_STRUCT(b->object);
- }
-
- b->object.if_version = 0;
-
- p = strchr(s, ':');
-
- if (p == NULL) {
- b->transport = NCA_UNKNOWN;
- } else {
- char *type = talloc_strndup(mem_ctx, s, PTR_DIFF(p, s));
- if (!type) {
- return NT_STATUS_NO_MEMORY;
- }
-
- for (i=0;i<ARRAY_SIZE(transports);i++) {
- if (strcasecmp(type, transports[i].name) == 0) {
- b->transport = transports[i].transport;
- break;
- }
- }
-
- if (i==ARRAY_SIZE(transports)) {
- DEBUG(0,("Unknown dcerpc transport '%s'\n", type));
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- talloc_free(type);
-
- s = p+1;
- }
-
- p = strchr(s, '[');
- if (p) {
- b->host = talloc_strndup(b, s, PTR_DIFF(p, s));
- options = talloc_strdup(mem_ctx, p+1);
- if (options[strlen(options)-1] != ']') {
- return NT_STATUS_INVALID_PARAMETER;
- }
- options[strlen(options)-1] = 0;
- } else {
- b->host = talloc_strdup(b, s);
- options = NULL;
- }
- if (!b->host) {
- return NT_STATUS_NO_MEMORY;
- }
-
- b->target_hostname = b->host;
-
- b->options = NULL;
- b->flags = 0;
- b->assoc_group_id = 0;
- b->endpoint = NULL;
-
- if (!options) {
- *b_out = b;
- return NT_STATUS_OK;
- }
-
- comma_count = count_chars(options, ',');
-
- b->options = talloc_array(b, const char *, comma_count+2);
- if (!b->options) {
- return NT_STATUS_NO_MEMORY;
- }
-
- for (i=0; (p = strchr(options, ',')); i++) {
- b->options[i] = talloc_strndup(b, options, PTR_DIFF(p, options));
- if (!b->options[i]) {
- return NT_STATUS_NO_MEMORY;
- }
- options = p+1;
- }
- b->options[i] = options;
- b->options[i+1] = NULL;
-
- /* some options are pre-parsed for convenience */
- for (i=0;b->options[i];i++) {
- for (j=0;j<ARRAY_SIZE(ncacn_options);j++) {
- if (strcasecmp(ncacn_options[j].name, b->options[i]) == 0) {
- int k;
- b->flags |= ncacn_options[j].flag;
- for (k=i;b->options[k];k++) {
- b->options[k] = b->options[k+1];
- }
- i--;
- break;
- }
- }
- }
-
- if (b->options[0]) {
- /* Endpoint is first option */
- b->endpoint = b->options[0];
- if (strlen(b->endpoint) == 0) b->endpoint = NULL;
-
- for (i=0;b->options[i];i++) {
- b->options[i] = b->options[i+1];
- }
- }
-
- if (b->options[0] == NULL)
- b->options = NULL;
-
- *b_out = b;
- return NT_STATUS_OK;
-}
-
-_PUBLIC_ NTSTATUS dcerpc_floor_get_lhs_data(struct epm_floor *epm_floor, struct ndr_syntax_id *syntax)
-{
- TALLOC_CTX *mem_ctx = talloc_init("floor_get_lhs_data");
- struct ndr_pull *ndr = ndr_pull_init_blob(&epm_floor->lhs.lhs_data, mem_ctx, NULL);
- enum ndr_err_code ndr_err;
- uint16_t if_version=0;
-
- ndr->flags |= LIBNDR_FLAG_NOALIGN;
-
- ndr_err = ndr_pull_GUID(ndr, NDR_SCALARS | NDR_BUFFERS, &syntax->uuid);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- talloc_free(mem_ctx);
- return ndr_map_error2ntstatus(ndr_err);
- }
-
- ndr_err = ndr_pull_uint16(ndr, NDR_SCALARS, &if_version);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- talloc_free(mem_ctx);
- return ndr_map_error2ntstatus(ndr_err);
- }
-
- syntax->if_version = if_version;
-
- talloc_free(mem_ctx);
-
- return NT_STATUS_OK;
-}
-
-static DATA_BLOB dcerpc_floor_pack_lhs_data(TALLOC_CTX *mem_ctx, const struct ndr_syntax_id *syntax)
-{
- struct ndr_push *ndr = ndr_push_init_ctx(mem_ctx, NULL);
-
- ndr->flags |= LIBNDR_FLAG_NOALIGN;
-
- ndr_push_GUID(ndr, NDR_SCALARS | NDR_BUFFERS, &syntax->uuid);
- ndr_push_uint16(ndr, NDR_SCALARS, syntax->if_version);
-
- return ndr_push_blob(ndr);
-}
-
-const char *dcerpc_floor_get_rhs_data(TALLOC_CTX *mem_ctx, struct epm_floor *epm_floor)
-{
- switch (epm_floor->lhs.protocol) {
- case EPM_PROTOCOL_TCP:
- if (epm_floor->rhs.tcp.port == 0) return NULL;
- return talloc_asprintf(mem_ctx, "%d", epm_floor->rhs.tcp.port);
-
- case EPM_PROTOCOL_UDP:
- if (epm_floor->rhs.udp.port == 0) return NULL;
- return talloc_asprintf(mem_ctx, "%d", epm_floor->rhs.udp.port);
-
- case EPM_PROTOCOL_HTTP:
- if (epm_floor->rhs.http.port == 0) return NULL;
- return talloc_asprintf(mem_ctx, "%d", epm_floor->rhs.http.port);
-
- case EPM_PROTOCOL_IP:
- return talloc_strdup(mem_ctx, epm_floor->rhs.ip.ipaddr);
-
- case EPM_PROTOCOL_NCACN:
- return NULL;
-
- case EPM_PROTOCOL_NCADG:
- return NULL;
-
- case EPM_PROTOCOL_SMB:
- if (strlen(epm_floor->rhs.smb.unc) == 0) return NULL;
- return talloc_strdup(mem_ctx, epm_floor->rhs.smb.unc);
-
- case EPM_PROTOCOL_PIPE:
- if (strlen(epm_floor->rhs.pipe.path) == 0) return NULL;
- return talloc_strdup(mem_ctx, epm_floor->rhs.pipe.path);
-
- case EPM_PROTOCOL_NETBIOS:
- if (strlen(epm_floor->rhs.netbios.name) == 0) return NULL;
- return talloc_strdup(mem_ctx, epm_floor->rhs.netbios.name);
-
- case EPM_PROTOCOL_NCALRPC:
- return NULL;
-
- case EPM_PROTOCOL_VINES_SPP:
- return talloc_asprintf(mem_ctx, "%d", epm_floor->rhs.vines_spp.port);
-
- case EPM_PROTOCOL_VINES_IPC:
- return talloc_asprintf(mem_ctx, "%d", epm_floor->rhs.vines_ipc.port);
-
- case EPM_PROTOCOL_STREETTALK:
- return talloc_strdup(mem_ctx, epm_floor->rhs.streettalk.streettalk);
-
- case EPM_PROTOCOL_UNIX_DS:
- if (strlen(epm_floor->rhs.unix_ds.path) == 0) return NULL;
- return talloc_strdup(mem_ctx, epm_floor->rhs.unix_ds.path);
-
- case EPM_PROTOCOL_NULL:
- return NULL;
-
- default:
- DEBUG(0,("Unsupported lhs protocol %d\n", epm_floor->lhs.protocol));
- break;
- }
-
- return NULL;
-}
-
-static NTSTATUS dcerpc_floor_set_rhs_data(TALLOC_CTX *mem_ctx,
- struct epm_floor *epm_floor,
- const char *data)
-{
- switch (epm_floor->lhs.protocol) {
- case EPM_PROTOCOL_TCP:
- epm_floor->rhs.tcp.port = atoi(data);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_UDP:
- epm_floor->rhs.udp.port = atoi(data);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_HTTP:
- epm_floor->rhs.http.port = atoi(data);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_IP:
- epm_floor->rhs.ip.ipaddr = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.ip.ipaddr);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_NCACN:
- epm_floor->rhs.ncacn.minor_version = 0;
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_NCADG:
- epm_floor->rhs.ncadg.minor_version = 0;
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_SMB:
- epm_floor->rhs.smb.unc = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.smb.unc);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_PIPE:
- epm_floor->rhs.pipe.path = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.pipe.path);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_NETBIOS:
- epm_floor->rhs.netbios.name = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.netbios.name);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_NCALRPC:
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_VINES_SPP:
- epm_floor->rhs.vines_spp.port = atoi(data);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_VINES_IPC:
- epm_floor->rhs.vines_ipc.port = atoi(data);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_STREETTALK:
- epm_floor->rhs.streettalk.streettalk = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.streettalk.streettalk);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_UNIX_DS:
- epm_floor->rhs.unix_ds.path = talloc_strdup(mem_ctx, data);
- NT_STATUS_HAVE_NO_MEMORY(epm_floor->rhs.unix_ds.path);
- return NT_STATUS_OK;
-
- case EPM_PROTOCOL_NULL:
- return NT_STATUS_OK;
-
- default:
- DEBUG(0,("Unsupported lhs protocol %d\n", epm_floor->lhs.protocol));
- break;
- }
-
- return NT_STATUS_NOT_SUPPORTED;
-}
-
-enum dcerpc_transport_t dcerpc_transport_by_endpoint_protocol(int prot)
-{
- int i;
-
- /* Find a transport that has 'prot' as 4th protocol */
- for (i=0;i<ARRAY_SIZE(transports);i++) {
- if (transports[i].num_protocols >= 2 &&
- transports[i].protseq[1] == prot) {
- return transports[i].transport;
- }
- }
-
- /* Unknown transport */
- return (unsigned int)-1;
-}
-
-_PUBLIC_ enum dcerpc_transport_t dcerpc_transport_by_tower(struct epm_tower *tower)
-{
- int i;
-
- /* Find a transport that matches this tower */
- for (i=0;i<ARRAY_SIZE(transports);i++) {
- int j;
- if (transports[i].num_protocols != tower->num_floors - 2) {
- continue;
- }
-
- for (j = 0; j < transports[i].num_protocols; j++) {
- if (transports[i].protseq[j] != tower->floors[j+2].lhs.protocol) {
- break;
- }
- }
-
- if (j == transports[i].num_protocols) {
- return transports[i].transport;
- }
- }
-
- /* Unknown transport */
- return (unsigned int)-1;
-}
-
-_PUBLIC_ NTSTATUS dcerpc_binding_from_tower(TALLOC_CTX *mem_ctx,
- struct epm_tower *tower,
- struct dcerpc_binding **b_out)
-{
- NTSTATUS status;
- struct dcerpc_binding *binding;
-
- binding = talloc(mem_ctx, struct dcerpc_binding);
- NT_STATUS_HAVE_NO_MEMORY(binding);
-
- ZERO_STRUCT(binding->object);
- binding->options = NULL;
- binding->host = NULL;
- binding->target_hostname = NULL;
- binding->flags = 0;
- binding->assoc_group_id = 0;
-
- binding->transport = dcerpc_transport_by_tower(tower);
-
- if (binding->transport == (unsigned int)-1) {
- return NT_STATUS_NOT_SUPPORTED;
- }
-
- if (tower->num_floors < 1) {
- return NT_STATUS_OK;
- }
-
- /* Set object uuid */
- status = dcerpc_floor_get_lhs_data(&tower->floors[0], &binding->object);
-
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(1, ("Error pulling object uuid and version: %s", nt_errstr(status)));
- return status;
- }
-
- /* Ignore floor 1, it contains the NDR version info */
-
- binding->options = NULL;
-
- /* Set endpoint */
- if (tower->num_floors >= 4) {
- binding->endpoint = dcerpc_floor_get_rhs_data(mem_ctx, &tower->floors[3]);
- } else {
- binding->endpoint = NULL;
- }
-
- /* Set network address */
- if (tower->num_floors >= 5) {
- binding->host = dcerpc_floor_get_rhs_data(mem_ctx, &tower->floors[4]);
- NT_STATUS_HAVE_NO_MEMORY(binding->host);
- binding->target_hostname = binding->host;
- }
- *b_out = binding;
- return NT_STATUS_OK;
-}
-
-_PUBLIC_ NTSTATUS dcerpc_binding_build_tower(TALLOC_CTX *mem_ctx, struct dcerpc_binding *binding, struct epm_tower *tower)
-{
- const enum epm_protocol *protseq = NULL;
- int num_protocols = -1, i;
- NTSTATUS status;
-
- /* Find transport */
- for (i=0;i<ARRAY_SIZE(transports);i++) {
- if (transports[i].transport == binding->transport) {
- protseq = transports[i].protseq;
- num_protocols = transports[i].num_protocols;
- break;
- }
- }
-
- if (num_protocols == -1) {
- DEBUG(0, ("Unable to find transport with id '%d'\n", binding->transport));
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- tower->num_floors = 2 + num_protocols;
- tower->floors = talloc_array(mem_ctx, struct epm_floor, tower->num_floors);
-
- /* Floor 0 */
- tower->floors[0].lhs.protocol = EPM_PROTOCOL_UUID;
-
- tower->floors[0].lhs.lhs_data = dcerpc_floor_pack_lhs_data(mem_ctx, &binding->object);
-
- tower->floors[0].rhs.uuid.unknown = data_blob_talloc_zero(mem_ctx, 2);
-
- /* Floor 1 */
- tower->floors[1].lhs.protocol = EPM_PROTOCOL_UUID;
-
- tower->floors[1].lhs.lhs_data = dcerpc_floor_pack_lhs_data(mem_ctx,
- &ndr_transfer_syntax);
-
- tower->floors[1].rhs.uuid.unknown = data_blob_talloc_zero(mem_ctx, 2);
-
- /* Floor 2 to num_protocols */
- for (i = 0; i < num_protocols; i++) {
- tower->floors[2 + i].lhs.protocol = protseq[i];
- tower->floors[2 + i].lhs.lhs_data = data_blob_talloc(mem_ctx, NULL, 0);
- ZERO_STRUCT(tower->floors[2 + i].rhs);
- dcerpc_floor_set_rhs_data(mem_ctx, &tower->floors[2 + i], "");
- }
-
- /* The 4th floor contains the endpoint */
- if (num_protocols >= 2 && binding->endpoint) {
- status = dcerpc_floor_set_rhs_data(mem_ctx, &tower->floors[3], binding->endpoint);
- if (NT_STATUS_IS_ERR(status)) {
- return status;
- }
- }
-
- /* The 5th contains the network address */
- if (num_protocols >= 3 && binding->host) {
- if (is_ipaddress(binding->host)) {
- status = dcerpc_floor_set_rhs_data(mem_ctx, &tower->floors[4],
- binding->host);
- } else {
- /* note that we don't attempt to resolve the
- name here - when we get a hostname here we
- are in the client code, and want to put in
- a wildcard all-zeros IP for the server to
- fill in */
- status = dcerpc_floor_set_rhs_data(mem_ctx, &tower->floors[4],
- "0.0.0.0");
- }
- if (NT_STATUS_IS_ERR(status)) {
- return status;
- }
- }
-
- return NT_STATUS_OK;
-}