diff options
Diffstat (limited to 'source3/smbparse.c')
| -rw-r--r-- | source3/smbparse.c | 265 |
1 files changed, 255 insertions, 10 deletions
diff --git a/source3/smbparse.c b/source3/smbparse.c index 6b02827006..ed15f2eea4 100644 --- a/source3/smbparse.c +++ b/source3/smbparse.c @@ -794,8 +794,8 @@ char* smb_io_gid(BOOL io, DOM_GID *gid, char *q, char *base, int align, int dept /******************************************************************* creates an RPC_HDR structure. ********************************************************************/ -void make_rpc_header(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, - uint32 call_id, int data_len, uint8 opnum) +void make_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, + uint32 call_id, int data_len) { if (hdr == NULL) return; @@ -807,10 +807,6 @@ void make_rpc_header(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, hdr->frag_len = data_len; /* fragment length, fill in later */ hdr->auth_len = 0; /* authentication length */ hdr->call_id = call_id; /* call identifier - match incoming RPC */ - hdr->alloc_hint = data_len - 0x18; /* allocation hint (no idea) */ - hdr->context_id = 0; /* presentation context identifier */ - hdr->cancel_count = 0; /* cancel count */ - hdr->opnum = opnum; /* opnum */ } /******************************************************************* @@ -831,10 +827,224 @@ char* smb_io_rpc_hdr(BOOL io, RPC_HDR *rpc, char *q, char *base, int align, int DBG_RW_SVAL("frag_len ", depth, base, io, q, rpc->frag_len); q += 2; DBG_RW_SVAL("auth_len ", depth, base, io, q, rpc->auth_len); q += 2; DBG_RW_IVAL("call_id ", depth, base, io, q, rpc->call_id); q += 4; - DBG_RW_IVAL("alloc_hint", depth, base, io, q, rpc->alloc_hint); q += 4; - DBG_RW_CVAL("context_id", depth, base, io, q, rpc->context_id); q++; - DBG_RW_CVAL("cancel_ct ", depth, base, io, q, rpc->cancel_count); q++; - DBG_RW_CVAL("opnum ", depth, base, io, q, rpc->opnum); q++; + + return q; +} + +/******************************************************************* +creates an RPC_IFACE structure. +********************************************************************/ +void make_rpc_iface(RPC_IFACE *ifc, char data[16], uint32 version) +{ + if (ifc == NULL || data == NULL) return; + + memcpy(ifc->data, data, sizeof(ifc->data)); /* 16 bytes of number */ + ifc->version = version; /* the interface number */ +} + +/******************************************************************* +reads or writes an RPC_IFACE structure. +********************************************************************/ +char* smb_io_rpc_iface(BOOL io, RPC_IFACE *ifc, char *q, char *base, int align, int depth) +{ + if (ifc == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_iface\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = align_offset(q, base, align); + + DBG_RW_SVAL ("version", depth, base, io, q, ifc->version); q += 2; + DBG_RW_PCVAL("data ", depth, base, io, q, ifc->data, sizeof(ifc->data)); q += sizeof(ifc->data); + + return q; +} + +/******************************************************************* +creates an RPC_ADDR_STR structure. +********************************************************************/ +void make_rpc_addr_str(RPC_ADDR_STR *str, char *name) +{ + if (str == NULL || name == NULL) return; + + str->len = strlen(name) + 1; + fstrcpy(str->addr, name); +} + +/******************************************************************* +reads or writes an RPC_ADDR_STR structure. +********************************************************************/ +char* smb_io_rpc_addr_str(BOOL io, RPC_ADDR_STR *str, char *q, char *base, int align, int depth) +{ + if (str == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_addr_str\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = align_offset(q, base, align); + + DBG_RW_IVAL ("len ", depth, base, io, q, str->len); q += 2; + DBG_RW_PSVAL("addr", depth, base, io, q, str->addr, str->len); q += str->len; + + return q; +} + +/******************************************************************* +creates an RPC_HDR_BBA structure. +********************************************************************/ +void make_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid) +{ + if (bba == NULL) return; + + bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */ + bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */ + bba->assoc_gid = assoc_gid; /* associated group id (0x0) */ +} + +/******************************************************************* +reads or writes an RPC_HDR_BBA structure. +********************************************************************/ +char* smb_io_rpc_hdr_bba(BOOL io, RPC_HDR_BBA *rpc, char *q, char *base, int align, int depth) +{ + if (rpc == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_hdr_bba\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + DBG_RW_SVAL("max_tsize", depth, base, io, q, rpc->max_tsize); q += 2; + DBG_RW_SVAL("max_rsize", depth, base, io, q, rpc->max_rsize); q += 2; + DBG_RW_IVAL("assoc_gid", depth, base, io, q, rpc->assoc_gid); q += 4; + + return q; +} + +/******************************************************************* +creates an RPC_HDR_RB structure. +********************************************************************/ +void make_rpc_hdr_rb(RPC_HDR_RB *rpc, enum RPC_PKT_TYPE pkt_type, + uint32 call_id, int data_len, + uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid, + uint32 num_elements, uint16 context_id, uint8 num_syntaxes, + RPC_IFACE *abstract, RPC_IFACE *transfer) +{ + if (rpc == NULL) return; + + make_rpc_hdr (&(rpc->hdr), pkt_type, call_id, data_len); + make_rpc_hdr_bba(&(rpc->bba), max_tsize, max_rsize, assoc_gid); + + rpc->num_elements = num_elements ; /* the number of elements (0x1) */ + rpc->context_id = context_id ; /* presentation context identifier (0x0) */ + rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */ + + /* num and vers. of interface client is using */ + memcpy(&(rpc->abstract), abstract, sizeof(rpc->abstract)); + + /* num and vers. of interface to use for replies */ + memcpy(&(rpc->transfer), transfer, sizeof(rpc->transfer)); +} + +/******************************************************************* +reads or writes an RPC_HDR_RB structure. +********************************************************************/ +char* smb_io_rpc_hdr_rb(BOOL io, RPC_HDR_RB *rpc, char *q, char *base, int align, int depth) +{ + if (rpc == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_hdr_bba\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = smb_io_rpc_hdr (io, &(rpc->hdr), q, base, align, depth); + q = smb_io_rpc_hdr_bba(io, &(rpc->bba), q, base, align, depth); + + DBG_RW_IVAL("num_elements", depth, base, io, q, rpc->num_elements); q += 4; + DBG_RW_IVAL("context_id ", depth, base, io, q, rpc->context_id ); q += 4; + DBG_RW_IVAL("num_syntaxes", depth, base, io, q, rpc->num_syntaxes); q += 4; + + q = smb_io_rpc_iface(io, &(rpc->abstract), q, base, align, depth); + q = smb_io_rpc_iface(io, &(rpc->transfer), q, base, align, depth); + + return q; +} + +/******************************************************************* +creates an RPC_RESULTS structure. + +lkclXXXX only one reason at the moment! + +********************************************************************/ +void make_rpc_results(RPC_RESULTS *res, + uint8 num_results, uint16 result, uint16 reason) +{ + if (res == NULL) return; + + res->num_results = num_results; /* the number of results (0x01) */ + res->result = result ; /* result (0x00 = accept) */ + res->reason = reason ; /* reason (0x00 = no reason specified) */ +} + +/******************************************************************* +reads or writes an RPC_RESULTS structure. + +lkclXXXX only one reason at the moment! + +********************************************************************/ +char* smb_io_rpc_results(BOOL io, RPC_RESULTS *res, char *q, char *base, int align, int depth) +{ + if (res == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_results\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = align_offset(q, base, align); + + DBG_RW_CVAL("num_results", depth, base, io, q, res->num_results); q++; + + q = align_offset(q, base, align); + + DBG_RW_SVAL("result ", depth, base, io, q, res->result ); q += 2; + DBG_RW_SVAL("reason ", depth, base, io, q, res->reason ); q += 2; + + return q; +} + +/******************************************************************* +creates an RPC_HDR_BA structure. + +lkclXXXX only one reason at the moment! + +********************************************************************/ +void make_rpc_hdr_ba(RPC_HDR_BA *rpc, enum RPC_PKT_TYPE pkt_type, + uint32 call_id, int data_len, + uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid, + char *pipe_addr, + uint8 num_results, uint16 result, uint16 reason, + RPC_IFACE *transfer) +{ + if (rpc == NULL || transfer == NULL || pipe_addr == NULL) return; + + make_rpc_hdr (&(rpc->hdr ), pkt_type, call_id, data_len); + make_rpc_hdr_bba (&(rpc->bba ), max_tsize, max_rsize, assoc_gid); + make_rpc_addr_str(&(rpc->addr), pipe_addr); + make_rpc_results (&(rpc->res ), num_results, result, reason); + + /* the transfer syntax from the request */ + memcpy(&(rpc->transfer), transfer, sizeof(rpc->transfer)); +} + +/******************************************************************* +reads or writes an RPC_HDR_BA structure. +********************************************************************/ +char* smb_io_rpc_hdr_ba(BOOL io, RPC_HDR_BA *rpc, char *q, char *base, int align, int depth) +{ + if (rpc == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_hdr_ba\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = smb_io_rpc_hdr (io, &(rpc->hdr) , q, base, align, depth); + q = smb_io_rpc_hdr_bba (io, &(rpc->bba) , q, base, align, depth); + q = smb_io_rpc_addr_str(io, &(rpc->addr) , q, base, align, depth); + q = smb_io_rpc_results (io, &(rpc->res) , q, base, align, depth); return q; } @@ -892,6 +1102,41 @@ char* smb_io_obj_attr(BOOL io, LSA_OBJ_ATTR *attr, char *q, char *base, int alig } /******************************************************************* +creates an RPC_HDR_RR structure. +********************************************************************/ +void make_rpc_hdr_rr(RPC_HDR_RR *hdr, enum RPC_PKT_TYPE pkt_type, + uint32 call_id, int data_len, uint8 opnum) +{ + if (hdr == NULL) return; + + make_rpc_hdr(&(hdr->hdr), pkt_type, call_id, data_len); + + hdr->alloc_hint = data_len - 0x18; /* allocation hint */ + hdr->context_id = 0; /* presentation context identifier */ + hdr->cancel_count = 0; /* cancel count */ + hdr->opnum = opnum; /* opnum */ +} + +/******************************************************************* +reads or writes an RPC_HDR_RR structure. +********************************************************************/ +char* smb_io_rpc_hdr_rr(BOOL io, RPC_HDR_RR *rpc, char *q, char *base, int align, int depth) +{ + if (rpc == NULL) return NULL; + + DEBUG(5,("%s%04x smb_io_rpc_hdr_rr\n", tab_depth(depth), PTR_DIFF(q, base))); + depth++; + + q = smb_io_rpc_hdr(io, &(rpc->hdr), q, base, align, depth); + + DBG_RW_IVAL("alloc_hint", depth, base, io, q, rpc->alloc_hint); q += 4; + DBG_RW_CVAL("context_id", depth, base, io, q, rpc->context_id); q++; + DBG_RW_CVAL("cancel_ct ", depth, base, io, q, rpc->cancel_count); q++; + DBG_RW_CVAL("opnum ", depth, base, io, q, rpc->opnum); q++; + + return q; +} +/******************************************************************* reads or writes an LSA_POL_HND structure. ********************************************************************/ char* smb_io_pol_hnd(BOOL io, LSA_POL_HND *pol, char *q, char *base, int align, int depth) |