diff options
Diffstat (limited to 'source3/rpc_parse/parse_rpc.c')
| -rw-r--r-- | source3/rpc_parse/parse_rpc.c | 1084 |
1 files changed, 565 insertions, 519 deletions
diff --git a/source3/rpc_parse/parse_rpc.c b/source3/rpc_parse/parse_rpc.c index ac6ea8ea7e..d4ea84628a 100644 --- a/source3/rpc_parse/parse_rpc.c +++ b/source3/rpc_parse/parse_rpc.c @@ -3,9 +3,10 @@ * Unix SMB/Netbios implementation. * Version 1.9. * RPC Pipe client / server routines - * Copyright (C) Andrew Tridgell 1992-1999, - * Copyright (C) Luke Kenneth Casson Leighton 1996-1999, - * Copyright (C) Paul Ashton 1997-1999. + * Copyright (C) Andrew Tridgell 1992-1997, + * Copyright (C) Luke Kenneth Casson Leighton 1996-1997, + * Copyright (C) Paul Ashton 1997. + * Copyright (C) Jeremy Allison 1999. * * 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 @@ -32,501 +33,476 @@ extern int DEBUGLEVEL; interface/version dce/rpc pipe identification ********************************************************************/ -#define TRANS_SYNT_V2 \ -{ \ - { \ - 0x04, 0x5d, 0x88, 0x8a, \ - 0xeb, 0x1c, 0xc9, 0x11, \ - 0x9f, 0xe8, 0x08, 0x00, \ - 0x2b, 0x10, 0x48, 0x60 \ - }, 0x02 \ -} \ - -#define SYNT_SVCCTL_V2 \ -{ \ - { \ - 0x81, 0xbb, 0x7a, 0x36, \ - 0x44, 0x98, 0xf1, 0x35, \ - 0xad, 0x32, 0x98, 0xf0, \ - 0x38, 0x00, 0x10, 0x03 \ - }, 0x02 \ -} \ - -#define SYNT_BROWSER_V0 \ -{ \ - { \ - 0x98, 0xd0, 0xff, 0x6b, \ - 0x12, 0xa1, 0x10, 0x36, \ - 0x98, 0x33, 0x01, 0x28, \ - 0x92, 0x02, 0x01, 0x62 \ - }, 0x00 \ -} \ - -#define SYNT_NETLOGON_V2 \ -{ \ - { \ - 0x04, 0x5d, 0x88, 0x8a, \ - 0xeb, 0x1c, 0xc9, 0x11, \ - 0x9f, 0xe8, 0x08, 0x00, \ - 0x2b, 0x10, 0x48, 0x60 \ - }, 0x02 \ -} \ - -#define SYNT_WKSSVC_V1 \ -{ \ - { \ - 0x98, 0xd0, 0xff, 0x6b, \ - 0x12, 0xa1, 0x10, 0x36, \ - 0x98, 0x33, 0x46, 0xc3, \ - 0xf8, 0x7e, 0x34, 0x5a \ - }, 0x01 \ -} \ - -#define SYNT_SRVSVC_V3 \ -{ \ - { \ - 0xc8, 0x4f, 0x32, 0x4b, \ - 0x70, 0x16, 0xd3, 0x01, \ - 0x12, 0x78, 0x5a, 0x47, \ - 0xbf, 0x6e, 0xe1, 0x88 \ - }, 0x03 \ -} \ - -#define SYNT_LSARPC_V0 \ -{ \ - { \ - 0x78, 0x57, 0x34, 0x12, \ - 0x34, 0x12, 0xcd, 0xab, \ - 0xef, 0x00, 0x01, 0x23, \ - 0x45, 0x67, 0x89, 0xab \ - }, 0x00 \ -} \ - -#define SYNT_SAMR_V1 \ -{ \ - { \ - 0x78, 0x57, 0x34, 0x12, \ - 0x34, 0x12, 0xcd, 0xab, \ - 0xef, 0x00, 0x01, 0x23, \ - 0x45, 0x67, 0x89, 0xac \ - }, 0x01 \ -} \ - -#define SYNT_NETLOGON_V1 \ -{ \ - { \ - 0x78, 0x56, 0x34, 0x12, \ - 0x34, 0x12, 0xcd, 0xab, \ - 0xef, 0x00, 0x01, 0x23, \ - 0x45, 0x67, 0xcf, 0xfb \ - }, 0x01 \ -} \ - -#define SYNT_WINREG_V1 \ -{ \ - { \ - 0x01, 0xd0, 0x8c, 0x33, \ - 0x44, 0x22, 0xf1, 0x31, \ - 0xaa, 0xaa, 0x90, 0x00, \ - 0x38, 0x00, 0x10, 0x03 \ - }, 0x01 \ -} \ - -#define SYNT_ATSVC_V1 \ -{ \ - { \ - 0x82, 0x06, 0xf7, 0x1f, \ - 0x51, 0x0a, 0xe8, 0x30, \ - 0x07, 0x6d, 0x74, 0x0b, \ - 0xe8, 0xce, 0xe9, 0x8b \ - }, 0x01 \ -} \ - -#define SYNT_SPOOLSS_V1 \ -{ \ - { \ - 0x78, 0x56, 0x34, 0x12, \ - 0x34, 0x12, 0xcd, 0xab, \ - 0xef, 0x00, 0x01, 0x23, \ - 0x45, 0x67, 0x89, 0xab \ - }, 0x01 \ -} \ - -#define SYNT_NONE_V0 \ -{ \ - { \ - 0x00, 0x00, 0x00, 0x00, \ - 0x00, 0x00, 0x00, 0x00, \ - 0x00, 0x00, 0x00, 0x00, \ - 0x00, 0x00, 0x00, 0x00 \ - }, 0x00 \ -} \ - -#define SYNT_EVENTLOG_V0 \ -{ \ - { \ - 0xdc, 0x3f, 0x27, 0x82, \ - 0x2a, 0xe3, 0xc3, 0x18, \ - 0x3f, 0x78, 0x82, 0x79, \ - 0x29, 0xdc, 0x23, 0xea \ - }, 0x00 \ -} - \ +#define TRANS_SYNT_V2 \ +{ \ + { \ + 0x8a885d04, 0x1ceb, 0x11c9, \ + { 0x9f, 0xe8, 0x08, 0x00, \ + 0x2b, 0x10, 0x48, 0x60 } \ + }, 0x02 \ +} + +#define SYNT_NETLOGON_V2 \ +{ \ + { \ + 0x8a885d04, 0x1ceb, 0x11c9, \ + { 0x9f, 0xe8, 0x08, 0x00, \ + 0x2b, 0x10, 0x48, 0x60 } \ + }, 0x02 \ +} + +#define SYNT_WKSSVC_V1 \ +{ \ + { \ + 0x6bffd098, 0xa112, 0x3610, \ + { 0x98, 0x33, 0x46, 0xc3, \ + 0xf8, 0x7e, 0x34, 0x5a } \ + }, 0x01 \ +} + +#define SYNT_SRVSVC_V3 \ +{ \ + { \ + 0x4b324fc8, 0x1670, 0x01d3, \ + { 0x12, 0x78, 0x5a, 0x47, \ + 0xbf, 0x6e, 0xe1, 0x88 } \ + }, 0x03 \ +} + +#define SYNT_LSARPC_V0 \ +{ \ + { \ + 0x12345778, 0x1234, 0xabcd, \ + { 0xef, 0x00, 0x01, 0x23, \ + 0x45, 0x67, 0x89, 0xab } \ + }, 0x00 \ +} + +#define SYNT_SAMR_V1 \ +{ \ + { \ + 0x12345778, 0x1234, 0xabcd, \ + { 0xef, 0x00, 0x01, 0x23, \ + 0x45, 0x67, 0x89, 0xac } \ + }, 0x01 \ +} + +#define SYNT_NETLOGON_V1 \ +{ \ + { \ + 0x12345678, 0x1234, 0xabcd, \ + { 0xef, 0x00, 0x01, 0x23, \ + 0x45, 0x67, 0xcf, 0xfb } \ + }, 0x01 \ +} + +#define SYNT_WINREG_V1 \ +{ \ + { \ + 0x338cd001, 0x2244, 0x31f1, \ + { 0xaa, 0xaa, 0x90, 0x00, \ + 0x38, 0x00, 0x10, 0x03 } \ + }, 0x01 \ +} + +#define SYNT_NONE_V0 \ +{ \ + { \ + 0x0, 0x0, 0x0, \ + { 0x00, 0x00, 0x00, 0x00, \ + 0x00, 0x00, 0x00, 0x00 } \ + }, 0x00 \ +} + +/* pipe string names */ +#define PIPE_SRVSVC "\\PIPE\\srvsvc" +#define PIPE_SAMR "\\PIPE\\samr" +#define PIPE_WINREG "\\PIPE\\winreg" +#define PIPE_WKSSVC "\\PIPE\\wkssvc" +#define PIPE_NETLOGON "\\PIPE\\NETLOGON" +#define PIPE_NTLSA "\\PIPE\\ntlsa" +#define PIPE_NTSVCS "\\PIPE\\ntsvcs" +#define PIPE_LSASS "\\PIPE\\lsass" +#define PIPE_LSARPC "\\PIPE\\lsarpc" + struct pipe_id_info pipe_names [] = { /* client pipe , abstract syntax , server pipe , transfer syntax */ { PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 }, - { PIPE_BROWSER , SYNT_BROWSER_V0 , PIPE_NTSVCS , TRANS_SYNT_V2 }, { PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 }, { PIPE_NETLOGON, SYNT_NETLOGON_V1, PIPE_LSASS , TRANS_SYNT_V2 }, { PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 }, - { PIPE_SVCCTL , SYNT_SVCCTL_V2 , PIPE_NTSVCS , TRANS_SYNT_V2 }, { PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 }, { PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 }, - { PIPE_ATSVC , SYNT_ATSVC_V1 , PIPE_ATSVC , TRANS_SYNT_V2 }, - { PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 }, - { PIPE_EVENTLOG, SYNT_EVENTLOG_V0, PIPE_EVENTLOG , TRANS_SYNT_V2 }, { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 } }; /******************************************************************* -creates an RPC_HDR structure. + Inits an RPC_HDR structure. ********************************************************************/ -BOOL make_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags, + +void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags, uint32 call_id, int data_len, int auth_len) { - if (hdr == NULL) return False; - hdr->major = 5; /* RPC version 5 */ hdr->minor = 0; /* minor version 0 */ hdr->pkt_type = pkt_type; /* RPC packet type */ hdr->flags = flags; /* dce/rpc flags */ - hdr->pack_type = 0x10; /* packed data representation */ + hdr->pack_type[0] = 0x10; /* little-endian data representation */ + hdr->pack_type[1] = 0; /* packed data representation */ + hdr->pack_type[2] = 0; /* packed data representation */ + hdr->pack_type[3] = 0; /* packed data representation */ hdr->frag_len = data_len; /* fragment length, fill in later */ hdr->auth_len = auth_len; /* authentication length */ hdr->call_id = call_id; /* call identifier - match incoming RPC */ - - return True; } /******************************************************************* -reads or writes an RPC_HDR structure. + Reads or writes an RPC_HDR structure. ********************************************************************/ + BOOL smb_io_rpc_hdr(char *desc, RPC_HDR *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr"); depth++; - prs_uint8 ("major ", ps, depth, &(rpc->major)); - prs_uint8 ("minor ", ps, depth, &(rpc->minor)); - prs_uint8 ("pkt_type ", ps, depth, &(rpc->pkt_type)); - prs_uint8 ("flags ", ps, depth, &(rpc->flags)); - prs_uint32("pack_type ", ps, depth, &(rpc->pack_type)); - prs_uint16("frag_len ", ps, depth, &(rpc->frag_len)); - prs_uint16("auth_len ", ps, depth, &(rpc->auth_len)); - prs_uint32("call_id ", ps, depth, &(rpc->call_id)); - - return True; -} + if(!prs_uint8 ("major ", ps, depth, &rpc->major)) + return False; -/******************************************************************* -reads or writes an RPC_HDR_FAULT structure. -********************************************************************/ -BOOL smb_io_rpc_hdr_fault(char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth) -{ - if (rpc == NULL) return False; + if(!prs_uint8 ("minor ", ps, depth, &rpc->minor)) + return False; + if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type)) + return False; + if(!prs_uint8 ("flags ", ps, depth, &rpc->flags)) + return False; + if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0])) + return False; + if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1])) + return False; + if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2])) + return False; + if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3])) + return False; - prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault"); - depth++; + /* + * If reading and pack_type[0] == 0 then the data is in big-endian + * format. Set the flag in the prs_struct to specify reverse-endainness. + */ - prs_uint32("status ", ps, depth, &(rpc->status )); - prs_uint32("reserved", ps, depth, &(rpc->reserved)); + if (ps->io && rpc->pack_type[0] == 0) { + DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n")); + prs_set_bigendian_data(ps); + } + if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len)) + return False; + if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len)) + return False; + if(!prs_uint32("call_id ", ps, depth, &rpc->call_id)) + return False; return True; } /******************************************************************* -reads or writes an RPC_IFACE structure. + Reads or writes an RPC_IFACE structure. ********************************************************************/ -static BOOL smb_io_rpc_iface(char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth) + +static BOOL smb_io_rpc_iface(char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth) { - if (ifc == NULL) return False; + if (ifc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_iface"); depth++; - prs_align(ps); + if(!prs_align(ps)) + return False; + + if(!prs_uint32 ("data ", ps, depth, &ifc->uuid.time_low)) + return False; + if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_mid)) + return False; + if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_hi_and_version)) + return False; - prs_uint8s (False, "data ", ps, depth, ifc->data, sizeof(ifc->data)); - prs_uint32 ( "version", ps, depth, &(ifc->version)); + if(!prs_uint8s (False, "data ", ps, depth, ifc->uuid.remaining, sizeof(ifc->uuid.remaining))) + return False; + if(!prs_uint32 ( "version", ps, depth, &(ifc->version))) + return False; return True; } /******************************************************************* -creates an RPC_ADDR_STR structure. - -The name can be null (RPC Alter-Context) + Inits an RPC_ADDR_STR structure. ********************************************************************/ -static BOOL make_rpc_addr_str(RPC_ADDR_STR *str, const char *name) -{ - if (str == NULL ) return False; - if (name == NULL) - { - str->len = 1; - fstrcpy(str->str, ""); - } - else - { - str->len = strlen(name) + 1; - fstrcpy(str->str, name); - } - return True; +static void init_rpc_addr_str(RPC_ADDR_STR *str, char *name) +{ + str->len = strlen(name) + 1; + fstrcpy(str->str, name); } /******************************************************************* -reads or writes an RPC_ADDR_STR structure. + Reads or writes an RPC_ADDR_STR structure. ********************************************************************/ + static BOOL smb_io_rpc_addr_str(char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth) { - if (str == NULL) return False; + if (str == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_addr_str"); depth++; - prs_align(ps); - - prs_uint16 ( "len", ps, depth, &(str->len)); - prs_uint8s (True, "str", ps, depth, (uchar*)str->str, str->len); + if(!prs_align(ps)) + return False; + if(!prs_uint16 ( "len", ps, depth, &str->len)) + return False; + if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) )) + return False; return True; } /******************************************************************* -creates an RPC_HDR_BBA structure. + Inits an RPC_HDR_BBA structure. ********************************************************************/ -static BOOL make_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid) -{ - if (bba == NULL) return False; +static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid) +{ 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) */ - - return True; } /******************************************************************* -reads or writes an RPC_HDR_BBA structure. + Reads or writes an RPC_HDR_BBA structure. ********************************************************************/ + static BOOL smb_io_rpc_hdr_bba(char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba"); depth++; - prs_uint16("max_tsize", ps, depth, &(rpc->max_tsize)); - prs_uint16("max_rsize", ps, depth, &(rpc->max_rsize)); - prs_uint32("assoc_gid", ps, depth, &(rpc->assoc_gid)); - + if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize)) + return False; + if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize)) + return False; + if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid)) + return False; return True; } /******************************************************************* -creates an RPC_HDR_RB structure. + Inits an RPC_HDR_RB structure. ********************************************************************/ -BOOL make_rpc_hdr_rb(RPC_HDR_RB *rpc, + +void init_rpc_hdr_rb(RPC_HDR_RB *rpc, 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 False; - - make_rpc_hdr_bba(&(rpc->bba), max_tsize, max_rsize, assoc_gid); + init_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)); + rpc->abstract = *abstract; /* num and vers. of interface to use for replies */ - memcpy(&(rpc->transfer), transfer, sizeof(rpc->transfer)); - - return True; + rpc->transfer = *transfer; } /******************************************************************* -reads or writes an RPC_HDR_RB structure. + Reads or writes an RPC_HDR_RB structure. ********************************************************************/ -BOOL smb_io_rpc_hdr_rb(char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth) + +BOOL smb_io_rpc_hdr_rb(char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb"); depth++; - smb_io_rpc_hdr_bba("", &(rpc->bba), ps, depth); + if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth)) + return False; - prs_uint32("num_elements", ps, depth, &(rpc->num_elements)); - prs_uint16("context_id ", ps, depth, &(rpc->context_id )); - prs_uint8 ("num_syntaxes", ps, depth, &(rpc->num_syntaxes)); + if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements)) + return False; + if(!prs_uint16("context_id ", ps, depth, &rpc->context_id )) + return False; + if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes)) + return False; - smb_io_rpc_iface("", &(rpc->abstract), ps, depth); - smb_io_rpc_iface("", &(rpc->transfer), ps, depth); + if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth)) + return False; + if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth)) + return False; return True; } /******************************************************************* -creates an RPC_RESULTS structure. - -lkclXXXX only one reason at the moment! + Inits an RPC_RESULTS structure. + lkclXXXX only one reason at the moment! ********************************************************************/ -static BOOL make_rpc_results(RPC_RESULTS *res, + +static void init_rpc_results(RPC_RESULTS *res, uint8 num_results, uint16 result, uint16 reason) { - if (res == NULL) return False; - res->num_results = num_results; /* the number of results (0x01) */ res->result = result ; /* result (0x00 = accept) */ res->reason = reason ; /* reason (0x00 = no reason specified) */ - - return True; } /******************************************************************* -reads or writes an RPC_RESULTS structure. - -lkclXXXX only one reason at the moment! + Reads or writes an RPC_RESULTS structure. + lkclXXXX only one reason at the moment! ********************************************************************/ -static BOOL smb_io_rpc_results(char *desc, RPC_RESULTS *res, prs_struct *ps, int depth) + +static BOOL smb_io_rpc_results(char *desc, RPC_RESULTS *res, prs_struct *ps, int depth) { - if (res == NULL) return False; + if (res == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_results"); depth++; - prs_align(ps); + if(!prs_align(ps)) + return False; - prs_uint8 ("num_results", ps, depth, &(res->num_results)); + if(!prs_uint8 ("num_results", ps, depth, &res->num_results)) + return False; - prs_align(ps); + if(!prs_align(ps)) + return False; - prs_uint16("result ", ps, depth, &(res->result )); - prs_uint16("reason ", ps, depth, &(res->reason )); - + if(!prs_uint16("result ", ps, depth, &res->result)) + return False; + if(!prs_uint16("reason ", ps, depth, &res->reason)) + return False; return True; } /******************************************************************* -creates an RPC_HDR_BA structure. + Init an RPC_HDR_BA structure. -lkclXXXX only one reason at the moment! -jfm: nope two ! The pipe_addr can be NULL ! + lkclXXXX only one reason at the moment! ********************************************************************/ -BOOL make_rpc_hdr_ba(RPC_HDR_BA *rpc, + +void init_rpc_hdr_ba(RPC_HDR_BA *rpc, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid, - const char *pipe_addr, + char *pipe_addr, uint8 num_results, uint16 result, uint16 reason, RPC_IFACE *transfer) { - if (rpc == NULL || transfer == NULL) return False; - - 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); + init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid); + init_rpc_addr_str(&rpc->addr, pipe_addr); + init_rpc_results (&rpc->res, num_results, result, reason); /* the transfer syntax from the request */ - memcpy(&(rpc->transfer), transfer, sizeof(rpc->transfer)); - - return True; + memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer)); } /******************************************************************* -reads or writes an RPC_HDR_BA structure. + Reads or writes an RPC_HDR_BA structure. ********************************************************************/ -BOOL smb_io_rpc_hdr_ba(char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth) + +BOOL smb_io_rpc_hdr_ba(char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba"); depth++; - smb_io_rpc_hdr_bba ("", &(rpc->bba) , ps, depth); - smb_io_rpc_addr_str("", &(rpc->addr) , ps, depth); - smb_io_rpc_results ("", &(rpc->res) , ps, depth); - smb_io_rpc_iface ("", &(rpc->transfer), ps, depth); - + if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth)) + return False; + if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth)) + return False; + if(!smb_io_rpc_results("", &rpc->res, ps, depth)) + return False; + if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth)) + return False; return True; } /******************************************************************* -creates an RPC_HDR_REQ structure. + Init an RPC_HDR_REQ structure. ********************************************************************/ -BOOL make_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum) -{ - if (hdr == NULL) return False; +void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum) +{ hdr->alloc_hint = alloc_hint; /* allocation hint */ hdr->context_id = 0; /* presentation context identifier */ hdr->opnum = opnum; /* opnum */ - - return True; } /******************************************************************* -reads or writes an RPC_HDR_REQ structure. + Reads or writes an RPC_HDR_REQ structure. ********************************************************************/ -BOOL smb_io_rpc_hdr_req(char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth) + +BOOL smb_io_rpc_hdr_req(char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req"); depth++; - prs_uint32("alloc_hint", ps, depth, &(rpc->alloc_hint)); - prs_uint16("context_id", ps, depth, &(rpc->context_id)); - prs_uint16("opnum ", ps, depth, &(rpc->opnum)); - + if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint)) + return False; + if(!prs_uint16("context_id", ps, depth, &rpc->context_id)) + return False; + if(!prs_uint16("opnum ", ps, depth, &rpc->opnum)) + return False; return True; } /******************************************************************* -reads or writes an RPC_HDR_RESP structure. + Reads or writes an RPC_HDR_RESP structure. ********************************************************************/ -BOOL smb_io_rpc_hdr_resp(char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth) + +BOOL smb_io_rpc_hdr_resp(char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth) { - if (rpc == NULL) return False; + if (rpc == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp"); depth++; - prs_uint32("alloc_hint", ps, depth, &(rpc->alloc_hint)); - prs_uint16("context_id", ps, depth, &(rpc->context_id)); - prs_uint8 ("cancel_ct ", ps, depth, &(rpc->cancel_count)); - prs_uint8 ("reserved ", ps, depth, &(rpc->reserved)); - + if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint)) + return False; + if(!prs_uint16("context_id", ps, depth, &rpc->context_id)) + return False; + if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count)) + return False; + if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved)) + return False; return True; } /******************************************************************* -creates an RPC_HDR_AUTHA structure. + Init an RPC_HDR_AUTHA structure. ********************************************************************/ -BOOL make_rpc_hdr_autha(RPC_HDR_AUTHA *rai, + +void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai, uint16 max_tsize, uint16 max_rsize, uint8 auth_type, uint8 auth_level, uint8 stub_type_len) { - if (rai == NULL) return False; - rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */ rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */ @@ -536,194 +512,228 @@ BOOL make_rpc_hdr_autha(RPC_HDR_AUTHA *rai, rai->padding = 0; /* padding 0x00 */ rai->unknown = 0x0014a0c0; /* non-zero pointer to something */ - - return True; } /******************************************************************* -reads or writes an RPC_HDR_AUTHA structure. + Reads or writes an RPC_HDR_AUTHA structure. ********************************************************************/ + BOOL smb_io_rpc_hdr_autha(char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth) { - if (rai == NULL) return False; + if (rai == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha"); depth++; - prs_uint16("max_tsize ", ps, depth, &(rai->max_tsize)); - prs_uint16("max_rsize ", ps, depth, &(rai->max_rsize)); + if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize)) + return False; + if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize)) + return False; - prs_uint8 ("auth_type ", ps, depth, &(rai->auth_type )); /* 0x0a nt lm ssp */ - prs_uint8 ("auth_level ", ps, depth, &(rai->auth_level ));/* 0x06 */ - prs_uint8 ("stub_type_len", ps, depth, &(rai->stub_type_len)); - prs_uint8 ("padding ", ps, depth, &(rai->padding )); + if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */ + return False; + if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */ + return False; + if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len)) + return False; + if(!prs_uint8 ("padding ", ps, depth, &rai->padding)) + return False; - prs_uint32("unknown ", ps, depth, &(rai->unknown )); /* 0x0014a0c0 */ + if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */ + return False; return True; } /******************************************************************* -checks an RPC_HDR_AUTH structure. + Checks an RPC_HDR_AUTH structure. ********************************************************************/ + BOOL rpc_hdr_auth_chk(RPC_HDR_AUTH *rai) { - return ((rai->auth_type == 0x0a || rai->auth_type == 0x44) && - rai->auth_level == 0x06); - - return True; + return (rai->auth_type == NTLMSSP_AUTH_TYPE && rai->auth_level == NTLMSSP_AUTH_LEVEL); } /******************************************************************* -creates an RPC_HDR_AUTH structure. + Inits an RPC_HDR_AUTH structure. ********************************************************************/ -BOOL make_rpc_hdr_auth(RPC_HDR_AUTH *rai, + +void init_rpc_hdr_auth(RPC_HDR_AUTH *rai, uint8 auth_type, uint8 auth_level, uint8 stub_type_len, uint32 ptr) { - if (rai == NULL) return False; - rai->auth_type = auth_type; /* nt lm ssp 0x0a */ rai->auth_level = auth_level; /* 0x06 */ rai->stub_type_len = stub_type_len; /* 0x00 */ rai->padding = 0; /* padding 0x00 */ rai->unknown = ptr; /* non-zero pointer to something */ - - return True; } /******************************************************************* -reads or writes an RPC_HDR_AUTH structure. + Reads or writes an RPC_HDR_AUTH structure. ********************************************************************/ + BOOL smb_io_rpc_hdr_auth(char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth) { - if (rai == NULL) return False; + if (rai == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth"); depth++; - prs_uint8 ("auth_type ", ps, depth, &(rai->auth_type )); /* 0x0a nt lm ssp */ - prs_uint8 ("auth_level ", ps, depth, &(rai->auth_level ));/* 0x06 */ - prs_uint8 ("stub_type_len", ps, depth, &(rai->stub_type_len)); - prs_uint8 ("padding ", ps, depth, &(rai->padding )); + if(!prs_align(ps)) + return False; + + if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */ + return False; + if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */ + return False; + if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len)) + return False; + if(!prs_uint8 ("padding ", ps, depth, &rai->padding)) + return False; - prs_uint32("unknown ", ps, depth, &(rai->unknown )); /* 0x0014a0c0 */ + if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */ + return False; return True; } /******************************************************************* -checks an RPC_AUTH_NTLMSSP_VERIFIER structure. + Checks an RPC_AUTH_VERIFIER structure. ********************************************************************/ -BOOL rpc_auth_ntlmssp_verifier_chk(RPC_AUTH_NTLMSSP_VERIFIER *rav, + +BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav, char *signature, uint32 msg_type) { return (strequal(rav->signature, signature) && rav->msg_type == msg_type); - - return True; } /******************************************************************* -creates an RPC_AUTH_NTLMSSP_VERIFIER structure. + Inits an RPC_AUTH_VERIFIER structure. ********************************************************************/ -BOOL make_rpc_auth_ntlmssp_verifier(RPC_AUTH_NTLMSSP_VERIFIER *rav, + +void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav, char *signature, uint32 msg_type) { - if (rav == NULL) return False; - fstrcpy(rav->signature, signature); /* "NTLMSSP" */ rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */ - - return True; } /******************************************************************* -reads or writes an RPC_AUTH_NTLMSSP_VERIFIER structure. + Reads or writes an RPC_AUTH_VERIFIER structure. ********************************************************************/ -BOOL smb_io_rpc_auth_ntlmssp_verifier(char *desc, RPC_AUTH_NTLMSSP_VERIFIER *rav, prs_struct *ps, int depth) + +BOOL smb_io_rpc_auth_verifier(char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth) { - if (rav == NULL) return False; + if (rav == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier"); depth++; - prs_string("signature", ps, depth, rav->signature, 0, sizeof(rav->signature)); /* "NTLMSSP" */ - prs_uint32("msg_type ", ps, depth, &(rav->msg_type )); /* NTLMSSP_MESSAGE_TYPE */ + /* "NTLMSSP" */ + if(!prs_string("signature", ps, depth, rav->signature, strlen("NTLMSSP"), + sizeof(rav->signature))) + return False; + if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */ + return False; return True; } /******************************************************************* -creates an RPC_AUTH_NTLMSSP_NEG structure. + Inits an RPC_AUTH_NTLMSSP_NEG structure. ********************************************************************/ -BOOL make_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg, + +void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg, uint32 neg_flgs, fstring myname, fstring domain) { int len_myname = strlen(myname); int len_domain = strlen(domain); - if (neg == NULL) return False; - neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */ - make_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname); - make_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20); + init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname); + init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20); fstrcpy(neg->myname, myname); fstrcpy(neg->domain, domain); - - return True; } /******************************************************************* -reads or writes an RPC_AUTH_NTLMSSP_NEG structure. - -*** lkclXXXX HACK ALERT! *** + Reads or writes an RPC_AUTH_NTLMSSP_NEG structure. + *** lkclXXXX HACK ALERT! *** ********************************************************************/ + BOOL smb_io_rpc_auth_ntlmssp_neg(char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth) { - if (neg == NULL) return False; + if (neg == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg"); depth++; - prs_uint32("neg_flgs ", ps, depth, &(neg->neg_flgs)); + if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs)) + return False; - if (ps->io) - { + if (ps->io) { uint32 old_offset; + uint32 old_neg_flags = neg->neg_flgs; /* reading */ ZERO_STRUCTP(neg); - smb_io_strhdr("hdr_domain", &(neg->hdr_domain), ps, depth); - smb_io_strhdr("hdr_myname", &(neg->hdr_myname), ps, depth); + neg->neg_flgs = old_neg_flags; + + if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth)) + return False; + + old_offset = prs_offset(ps); - old_offset = ps->offset; + /* lkclXXXX HACK! */ + if(!prs_set_offset(ps, neg->hdr_myname.buffer + 0x50)) + return False; - ps->offset = neg->hdr_myname .buffer + 0x50; /* lkclXXXX HACK! */ - prs_uint8s(True , "myname", ps, depth, (uint8*)neg->myname , MIN(neg->hdr_myname .str_str_len, sizeof(neg->myname ))); - old_offset += neg->hdr_myname .str_str_len; + if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname, + MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname)))) + return False; + + old_offset += neg->hdr_myname.str_str_len; + + /* lkclXXXX HACK! */ + if(!prs_set_offset(ps, neg->hdr_domain.buffer + 0x50)) + return False; + + if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain, + MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain )))) + return False; - ps->offset = neg->hdr_domain .buffer + 0x50; /* lkclXXXX HACK! */ - prs_uint8s(True , "domain", ps, depth, (uint8*)neg->domain , MIN(neg->hdr_domain .str_str_len, sizeof(neg->domain ))); old_offset += neg->hdr_domain .str_str_len; - ps->offset = old_offset; - } - else - { + if(!prs_set_offset(ps, old_offset)) + return False; + } else { /* writing */ - smb_io_strhdr("hdr_domain", &(neg->hdr_domain), ps, depth); - smb_io_strhdr("hdr_myname", &(neg->hdr_myname), ps, depth); - - prs_uint8s(True , "myname", ps, depth, (uint8*)neg->myname , MIN(neg->hdr_myname .str_str_len, sizeof(neg->myname ))); - prs_uint8s(True , "domain", ps, depth, (uint8*)neg->domain , MIN(neg->hdr_domain .str_str_len, sizeof(neg->domain ))); + if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth)) + return False; + + if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname, + MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname)))) + return False; + if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain, + MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain )))) + return False; } return True; @@ -732,76 +742,72 @@ BOOL smb_io_rpc_auth_ntlmssp_neg(char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_stru /******************************************************************* creates an RPC_AUTH_NTLMSSP_CHAL structure. ********************************************************************/ -BOOL make_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl, + +void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl, uint32 neg_flags, uint8 challenge[8]) { - if (chl == NULL) return False; - chl->unknown_1 = 0x0; chl->unknown_2 = 0x00000028; chl->neg_flags = neg_flags; /* 0x0082b1 */ memcpy(chl->challenge, challenge, sizeof(chl->challenge)); - bzero (chl->reserved , sizeof(chl->reserved)); - - return True; + memset((char *)chl->reserved , '\0', sizeof(chl->reserved)); } /******************************************************************* -reads or writes an RPC_AUTH_NTLMSSP_CHAL structure. + Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure. ********************************************************************/ + BOOL smb_io_rpc_auth_ntlmssp_chal(char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth) { - if (chl == NULL) return False; + if (chl == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal"); depth++; - prs_uint32("unknown_1", ps, depth, &(chl->unknown_1)); /* 0x0000 0000 */ - prs_uint32("unknown_2", ps, depth, &(chl->unknown_2)); /* 0x0000 b2b3 */ - prs_uint32("neg_flags", ps, depth, &(chl->neg_flags)); /* 0x0000 82b1 */ + if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */ + return False; + if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */ + return False; + if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */ + return False; - prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)); - prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )); + if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge))) + return False; + if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved ))) + return False; return True; } /******************************************************************* -creates an RPC_AUTH_NTLMSSP_RESP structure. - -*** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** -*** lkclXXXX the actual offset is at the start of the auth verifier *** + Inits an RPC_AUTH_NTLMSSP_RESP structure. + *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** + *** lkclXXXX the actual offset is at the start of the auth verifier *** ********************************************************************/ -BOOL make_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp, - uchar lm_resp[24], - uchar *nt_resp, size_t nt_len, + +void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp, + uchar lm_resp[24], uchar nt_resp[24], char *domain, char *user, char *wks, uint32 neg_flags) { uint32 offset; int dom_len = strlen(domain); - int wks_len = strlen(wks ); - int usr_len = strlen(user ); - int lm_len = nt_len != 0 ? (lm_resp != NULL ? 24 : 0) : 1; + int wks_len = strlen(wks); + int usr_len = strlen(user); + int lm_len = (lm_resp != NULL) ? 24 : 0; + int nt_len = (nt_resp != NULL) ? 24 : 0; DEBUG(5,("make_rpc_auth_ntlmssp_resp\n")); - if (rsp == NULL) return False; - #ifdef DEBUG_PASSWORD DEBUG(100,("lm_resp\n")); - if (lm_resp != NULL) - { - dump_data(100, lm_resp, lm_len); - } + dump_data(100, (char *)lm_resp, 24); DEBUG(100,("nt_resp\n")); - if (nt_resp != NULL) - { - dump_data(100, nt_resp, nt_len); - } + dump_data(100, (char *)nt_resp, 24); #endif DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n", @@ -816,153 +822,190 @@ BOOL make_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp, usr_len *= 2; } - make_str_hdr(&rsp->hdr_domain , dom_len, dom_len, offset); + init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset); offset += dom_len; - make_str_hdr(&rsp->hdr_usr , usr_len, usr_len, offset); + init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset); offset += usr_len; - make_str_hdr(&rsp->hdr_wks , wks_len, wks_len, offset); + init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset); offset += wks_len; - make_str_hdr(&rsp->hdr_lm_resp, lm_len , lm_len , offset); + init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset); offset += lm_len; - make_str_hdr(&rsp->hdr_nt_resp, nt_len , nt_len , offset); + init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset); offset += nt_len; - make_str_hdr(&rsp->hdr_sess_key, 0, 0, offset); + init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset); rsp->neg_flags = neg_flags; - if (lm_resp != NULL && lm_len != 1) - { - memcpy(rsp->lm_resp, lm_resp, lm_len); - } - else - { - rsp->lm_resp[0] = 0; - } - if (nt_resp != NULL) - { - memcpy(rsp->nt_resp, nt_resp, nt_len); - } - else - { - rsp->nt_resp[0] = 0; - } + memcpy(rsp->lm_resp, lm_resp, 24); + memcpy(rsp->nt_resp, nt_resp, 24); - if (IS_BITS_SET_ALL(neg_flags, NTLMSSP_NEGOTIATE_UNICODE)) - { - ascii_to_unibuf(rsp->domain, domain, sizeof(rsp->domain)-2); - ascii_to_unibuf(rsp->user , user , sizeof(rsp->user )-2); - ascii_to_unibuf(rsp->wks , wks , sizeof(rsp->wks )-2); - } - else - { + if (IS_BITS_SET_ALL(neg_flags, NTLMSSP_NEGOTIATE_UNICODE)) { + dos_struni2(rsp->domain, domain, sizeof(rsp->domain)); + dos_struni2(rsp->user, user, sizeof(rsp->user)); + dos_struni2(rsp->wks, wks, sizeof(rsp->wks)); + } else { fstrcpy(rsp->domain, domain); - fstrcpy(rsp->user , user ); - fstrcpy(rsp->wks , wks ); + fstrcpy(rsp->user, user); + fstrcpy(rsp->wks, wks); } rsp->sess_key[0] = 0; - - return True; } /******************************************************************* -reads or writes an RPC_AUTH_NTLMSSP_RESP structure. - -*** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** -*** lkclXXXX the actual offset is at the start of the auth verifier *** + Reads or writes an RPC_AUTH_NTLMSSP_RESP structure. + *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** + *** lkclXXXX the actual offset is at the start of the auth verifier *** ********************************************************************/ + BOOL smb_io_rpc_auth_ntlmssp_resp(char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth) { - if (rsp == NULL) return False; + if (rsp == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp"); depth++; - if (ps->io) - { + if (ps->io) { uint32 old_offset; /* reading */ ZERO_STRUCTP(rsp); - smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp , ps, depth); - smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp , ps, depth); - smb_io_strhdr("hdr_domain ", &rsp->hdr_domain , ps, depth); - smb_io_strhdr("hdr_user ", &rsp->hdr_usr , ps, depth); - smb_io_strhdr("hdr_wks ", &rsp->hdr_wks , ps, depth); - smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth); + if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth)) + return False; + + if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */ + return False; + + old_offset = prs_offset(ps); - prs_uint32("neg_flags", ps, depth, &(rsp->neg_flags)); /* 0x0000 82b1 */ + if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0x1c)) + return False; - old_offset = ps->offset; + if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain, + MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain)))) + return False; - ps->offset = rsp->hdr_domain .buffer + 0x1c; - prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain , MIN(rsp->hdr_domain .str_str_len, sizeof(rsp->domain ))); - old_offset += rsp->hdr_domain .str_str_len; + old_offset += rsp->hdr_domain.str_str_len; - ps->offset = rsp->hdr_usr .buffer + 0x1c; - prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user , MIN(rsp->hdr_usr .str_str_len, sizeof(rsp->user ))); - old_offset += rsp->hdr_usr .str_str_len; + if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0x1c)) + return False; - ps->offset = rsp->hdr_wks .buffer + 0x1c; - prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks , MIN(rsp->hdr_wks .str_str_len, sizeof(rsp->wks ))); - old_offset += rsp->hdr_wks .str_str_len; + if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user, + MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user)))) + return False; - ps->offset = rsp->hdr_lm_resp .buffer + 0x1c; - prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp , MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp ))); - old_offset += rsp->hdr_lm_resp .str_str_len; + old_offset += rsp->hdr_usr.str_str_len; - ps->offset = rsp->hdr_nt_resp .buffer + 0x1c; - prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp , MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))); - old_offset += rsp->hdr_nt_resp .str_str_len; + if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0x1c)) + return False; + + if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks, + MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks)))) + return False; + + old_offset += rsp->hdr_wks.str_str_len; + + if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0x1c)) + return False; + + if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp, + MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp )))) + return False; + + old_offset += rsp->hdr_lm_resp.str_str_len; + + if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0x1c)) + return False; + + if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp, + MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp )))) + return False; + + old_offset += rsp->hdr_nt_resp.str_str_len; + + if (rsp->hdr_sess_key.str_str_len != 0) { + + if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x1c)) + return False; - if (rsp->hdr_sess_key.str_str_len != 0) - { - ps->offset = rsp->hdr_sess_key.buffer + 0x1c; old_offset += rsp->hdr_sess_key.str_str_len; - prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))); + + if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, + MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key)))) + return False; } - ps->offset = old_offset; - } - else - { + if(!prs_set_offset(ps, old_offset)) + return False; + } else { /* writing */ - smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp , ps, depth); - smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp , ps, depth); - smb_io_strhdr("hdr_domain ", &rsp->hdr_domain , ps, depth); - smb_io_strhdr("hdr_user ", &rsp->hdr_usr , ps, depth); - smb_io_strhdr("hdr_wks ", &rsp->hdr_wks , ps, depth); - smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth); - - prs_uint32("neg_flags", ps, depth, &(rsp->neg_flags)); /* 0x0000 82b1 */ - - prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain , MIN(rsp->hdr_domain .str_str_len, sizeof(rsp->domain ))); - prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user , MIN(rsp->hdr_usr .str_str_len, sizeof(rsp->user ))); - prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks , MIN(rsp->hdr_wks .str_str_len, sizeof(rsp->wks ))); - prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp , MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp ))); - prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp , MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))); - prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))); + if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth)) + return False; + if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth)) + return False; + + if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */ + return False; + + if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain, + MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain)))) + return False; + + if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user, + MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user)))) + return False; + + if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks, + MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks)))) + return False; + if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp, + MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp)))) + return False; + if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp, + MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp )))) + return False; + if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, + MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key)))) + return False; } return True; } /******************************************************************* -checks an RPC_AUTH_NTLMSSP_CHK structure. + Checks an RPC_AUTH_NTLMSSP_CHK structure. ********************************************************************/ + BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num) { if (chk == NULL) - { return False; - } if (chk->crc32 != crc32 || chk->ver != NTLMSSP_SIGN_VERSION || @@ -975,41 +1018,44 @@ BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_nu return False; } return True; - - return True; } /******************************************************************* -creates an RPC_AUTH_NTLMSSP_CHK structure. + Inits an RPC_AUTH_NTLMSSP_CHK structure. ********************************************************************/ -BOOL make_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, + +void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 ver, uint32 crc32, uint32 seq_num) { - if (chk == NULL) return False; - - chk->ver = ver ; + chk->ver = ver; chk->reserved = 0x0; - chk->crc32 = crc32 ; - chk->seq_num = seq_num ; - - return True; + chk->crc32 = crc32; + chk->seq_num = seq_num; } /******************************************************************* -reads or writes an RPC_AUTH_NTLMSSP_CHK structure. + Reads or writes an RPC_AUTH_NTLMSSP_CHK structure. ********************************************************************/ + BOOL smb_io_rpc_auth_ntlmssp_chk(char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth) { - if (chk == NULL) return False; + if (chk == NULL) + return False; prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk"); depth++; - prs_uint32("ver ", ps, depth, &(chk->ver )); - prs_uint32("reserved", ps, depth, &(chk->reserved)); - prs_uint32("crc32 ", ps, depth, &(chk->crc32 )); - prs_uint32("seq_num ", ps, depth, &(chk->seq_num )); + if(!prs_align(ps)) + return False; + + if(!prs_uint32("ver ", ps, depth, &chk->ver)) + return False; + if(!prs_uint32("reserved", ps, depth, &chk->reserved)) + return False; + if(!prs_uint32("crc32 ", ps, depth, &chk->crc32)) + return False; + if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num)) + return False; return True; } - |