diff options
45 files changed, 883 insertions, 433 deletions
diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index 169b071cd7..2eb63febe7 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -43,7 +43,7 @@ atom false true atom Underscore='_' atom Noname='nonode@nohost' atom EOT='$end_of_table' -atom Cookie='' +atom Empty='' # # Used in the Beam emulator loop. (Smaller literals usually means tighter code.) diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index fa385f105d..3a6da373c3 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -906,9 +906,9 @@ erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) if (token != NIL) ctl = TUPLE4(&ctx->ctl_heap[0], - make_small(DOP_SEND_TT), am_Cookie, remote, token); + make_small(DOP_SEND_TT), am_Empty, remote, token); else - ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_SEND), am_Cookie, remote); + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_SEND), am_Empty, remote); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, @@ -963,10 +963,10 @@ erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, if (token != NIL) ctl = TUPLE5(&ctx->ctl_heap[0], make_small(DOP_REG_SEND_TT), - sender->common.id, am_Cookie, remote_name, token); + sender->common.id, am_Empty, remote_name, token); else ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_REG_SEND), - sender->common.id, am_Cookie, remote_name); + sender->common.id, am_Empty, remote_name); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index fb777d9ac1..e3ff6ebad1 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -43,6 +43,7 @@ #define DFLAG_INTERNAL_TAGS 0x8000 #define DFLAG_UTF8_ATOMS 0x10000 #define DFLAG_MAP_TAG 0x20000 +#define DFLAG_BIG_CREATION 0x40000 /* All flags that should be enabled when term_to_binary/1 is used. */ #define TERM_TO_BINARY_DFLAGS (DFLAG_EXTENDED_REFERENCES \ @@ -51,7 +52,8 @@ | DFLAG_EXTENDED_PIDS_PORTS \ | DFLAG_EXPORT_PTR_TAG \ | DFLAG_BIT_BINARIES \ - | DFLAG_MAP_TAG) + | DFLAG_MAP_TAG \ + | DFLAG_BIG_CREATION) /* opcodes used in distribution messages */ #define DOP_LINK 1 diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index 8617f42d7b..79da705e0f 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -497,31 +497,7 @@ node_table_hash(void *venp) Uint32 cre = ((ErlNode *) venp)->creation; HashValue h = atom_tab(atom_val(((ErlNode *) venp)->sysname))->slot.bucket.hvalue; - h *= PRIME0; - h += cre & 0xff; - -#if MAX_CREATION >= (1 << 8) - h *= PRIME1; - h += (cre >> 8) & 0xff; -#endif - -#if MAX_CREATION >= (1 << 16) - h *= PRIME2; - h += (cre >> 16) & 0xff; -#endif - -#if MAX_CREATION >= (1 << 24) - h *= PRIME3; - h += (cre >> 24) & 0xff; -#endif - -#if 0 -/* XXX Problems in older versions of GCC */ - #if MAX_CREATION >= (1UL << 32) - #error "MAX_CREATION larger than size of expected creation storage (Uint32)" - #endif -#endif - return h; + return (h + cre) * PRIME0; } static int @@ -599,7 +575,7 @@ erts_node_table_info(int to, void *to_arg) } -ErlNode *erts_find_or_insert_node(Eterm sysname, Uint creation) +ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) { ErlNode *res; ErlNode ne; diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h index fb2f2a5407..2b93f1f08a 100644 --- a/erts/emulator/beam/erl_node_tables.h +++ b/erts/emulator/beam/erl_node_tables.h @@ -182,7 +182,7 @@ Uint erts_dist_table_size(void); void erts_dist_table_info(int, void *); void erts_set_dist_entry_not_connected(DistEntry *); void erts_set_dist_entry_connected(DistEntry *, Eterm, Uint); -ErlNode *erts_find_or_insert_node(Eterm, Uint); +ErlNode *erts_find_or_insert_node(Eterm, Uint32); void erts_schedule_delete_node(ErlNode *); void erts_set_this_node(Eterm, Uint); Uint erts_node_table_size(void); diff --git a/erts/emulator/beam/erl_term.h b/erts/emulator/beam/erl_term.h index 0a71534790..fc58853b5e 100644 --- a/erts/emulator/beam/erl_term.h +++ b/erts/emulator/beam/erl_term.h @@ -558,14 +558,6 @@ _ET_DECLARE_CHECKED(Eterm*,tuple_val,Wterm) #define _GETBITS(X,Pos,Size) (((X) >> (Pos)) & ~(~((Uint) 0) << (Size))) -/* - * Creation in node specific data (pids, ports, refs) - */ - -#define _CRE_SIZE 2 - -/* MAX value for the creation field in pid, port and reference */ -#define MAX_CREATION (1 << _CRE_SIZE) /* * PID layout (internal pids): @@ -579,7 +571,7 @@ _ET_DECLARE_CHECKED(Eterm*,tuple_val,Wterm) * * n : number * - * Old pid layout: + * Very old pid layout: * * |3 3 2 2 2 2 2 2|2 2 2 2 1 1 1 1|1 1 1 1 1 1 | | * |1 0 9 8 7 6 5 4|3 2 1 0 9 8 7 6|5 4 3 2 1 0 9 8|7 6 5 4 3 2 1 0| diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h index 98f27a1725..357094633e 100644 --- a/erts/emulator/beam/erl_vm.h +++ b/erts/emulator/beam/erl_vm.h @@ -165,7 +165,6 @@ extern int erts_atom_table_size;/* Atom table size */ extern int erts_pd_initial_size;/* Initial Process dictionary table size */ #define ORIG_CREATION 0 -#define INTERNAL_CREATION 255 /* macros for extracting bytes from uint16's */ diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 10f03636ec..5ea155f83f 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -51,7 +51,18 @@ #define MAX_STRING_LEN 0xffff -#define is_valid_creation(Cre) ((unsigned)(Cre) < MAX_CREATION || (Cre) == INTERNAL_CREATION) +/* MAX value for the creation field in pid, port and reference + for the local node and for the current external format. + + Larger creation values than this are allowed in external pid, port and refs + encoded with NEW_PID_EXT, NEW_PORT_EXT and NEWER_REFERENCE_EXT. + The point here is to prepare for future upgrade to 32-bit creation. + OTP-19 (erts-8.0) can handle big creation values from other (newer) nodes, + but do not use big creation values for the local node yet, + as we still may have to communicate with older nodes. +*/ +#define ERTS_MAX_LOCAL_CREATION (3) +#define is_valid_creation(Cre) ((unsigned)(Cre) <= ERTS_MAX_LOCAL_CREATION) #undef ERTS_DEBUG_USE_DIST_SEP #ifdef DEBUG @@ -97,7 +108,7 @@ static byte* enc_pid(ErtsAtomCacheMap *, Eterm, byte*, Uint32); struct B2TContext_t; static byte* dec_term(ErtsDistExternal*, ErtsHeapFactory*, byte*, Eterm*, struct B2TContext_t*); static byte* dec_atom(ErtsDistExternal *, byte*, Eterm*); -static byte* dec_pid(ErtsDistExternal *, ErtsHeapFactory*, byte*, Eterm*); +static byte* dec_pid(ErtsDistExternal *, ErtsHeapFactory*, byte*, Eterm*, byte tag); static Sint decoded_size(byte *ep, byte* endp, int internal_tags, struct B2TContext_t*); static BIF_RETTYPE term_to_binary_trap_1(BIF_ALIST_1); @@ -2152,12 +2163,13 @@ static byte* enc_pid(ErtsAtomCacheMap *acmp, Eterm pid, byte* ep, Uint32 dflags) { Uint on, os; + Eterm sysname = ((is_internal_pid(pid) && (dflags & DFLAG_INTERNAL_TAGS)) + ? am_Empty : pid_node_name(pid)); + Uint32 creation = pid_creation(pid); + byte* tagp = ep++; - *ep++ = PID_EXT; /* insert atom here containing host and sysname */ - ep = enc_atom(acmp, pid_node_name(pid), ep, dflags); - - /* two bytes for each number and serial */ + ep = enc_atom(acmp, sysname, ep, dflags); on = pid_number(pid); os = pid_serial(pid); @@ -2166,8 +2178,15 @@ enc_pid(ErtsAtomCacheMap *acmp, Eterm pid, byte* ep, Uint32 dflags) ep += 4; put_int32(os, ep); ep += 4; - *ep++ = (is_internal_pid(pid) && (dflags & DFLAG_INTERNAL_TAGS)) ? - INTERNAL_CREATION : pid_creation(pid); + if (creation <= ERTS_MAX_LOCAL_CREATION) { + *tagp = PID_EXT; + *ep++ = creation; + } else { + ASSERT(is_external_pid(pid)); + *tagp = NEW_PID_EXT; + put_int32(creation, ep); + ep += 4; + } return ep; } @@ -2247,27 +2266,27 @@ dec_atom(ErtsDistExternal *edep, byte* ep, Eterm* objp) return ep; } -static ERTS_INLINE ErlNode* dec_get_node(Eterm sysname, Uint creation) +static ERTS_INLINE ErlNode* dec_get_node(Eterm sysname, Uint32 creation) { - switch (creation) { - case INTERNAL_CREATION: + if (sysname == am_Empty) /* && DFLAG_INTERNAL_TAGS */ return erts_this_node; - case ORIG_CREATION: - if (sysname == erts_this_node->sysname) { - creation = erts_this_node->creation; - } - } + + if (sysname == erts_this_node->sysname + && (creation == erts_this_node->creation || creation == ORIG_CREATION)) + return erts_this_node; + return erts_find_or_insert_node(sysname,creation); } static byte* -dec_pid(ErtsDistExternal *edep, ErtsHeapFactory* factory, byte* ep, Eterm* objp) +dec_pid(ErtsDistExternal *edep, ErtsHeapFactory* factory, byte* ep, + Eterm* objp, byte tag) { Eterm sysname; Uint data; Uint num; Uint ser; - Uint cre; + Uint32 cre; ErlNode *node; *objp = NIL; /* In case we fail, don't leave a hole in the heap */ @@ -2283,12 +2302,19 @@ dec_pid(ErtsDistExternal *edep, ErtsHeapFactory* factory, byte* ep, Eterm* objp) ep += 4; if (ser > ERTS_MAX_PID_SERIAL) return NULL; - cre = get_int8(ep); - ep += 1; - if (!is_valid_creation(cre)) { - return NULL; + if (tag == PID_EXT) { + cre = get_int8(ep); + ep += 1; + if (!is_valid_creation(cre)) { + return NULL; + } + } else { + ASSERT(tag == NEW_PID_EXT); + cre = get_int32(ep); + ep += 4; } + data = make_pid_data(ser, num); /* @@ -2528,16 +2554,26 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, case REF_DEF: case EXTERNAL_REF_DEF: { Uint32 *ref_num; + Eterm sysname = (((dflags & DFLAG_INTERNAL_TAGS) && is_internal_ref(obj)) + ? am_Empty : ref_node_name(obj)); + Uint32 creation = ref_creation(obj); + byte* tagp = ep++; ASSERT(dflags & DFLAG_EXTENDED_REFERENCES); - *ep++ = NEW_REFERENCE_EXT; i = ref_no_of_numbers(obj); put_int16(i, ep); ep += 2; - ep = enc_atom(acmp,ref_node_name(obj),ep,dflags); - *ep++ = ((dflags & DFLAG_INTERNAL_TAGS) && is_internal_ref(obj)) ? - INTERNAL_CREATION : ref_creation(obj); + ep = enc_atom(acmp, sysname, ep, dflags); + if (creation <= ERTS_MAX_LOCAL_CREATION) { + *tagp = NEW_REFERENCE_EXT; + *ep++ = creation; + } else { + ASSERT(is_external_ref(obj)); + *tagp = NEWER_REFERENCE_EXT; + put_int32(creation, ep); + ep += 4; + } ref_num = ref_numbers(obj); for (j = 0; j < i; j++) { put_int32(ref_num[j], ep); @@ -2546,17 +2582,27 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, break; } case PORT_DEF: - case EXTERNAL_PORT_DEF: + case EXTERNAL_PORT_DEF: { + Eterm sysname = (((dflags & DFLAG_INTERNAL_TAGS) && is_internal_port(obj)) + ? am_Empty : port_node_name(obj)); + Uint32 creation = port_creation(obj); + byte* tagp = ep++; - *ep++ = PORT_EXT; - ep = enc_atom(acmp,port_node_name(obj),ep,dflags); + ep = enc_atom(acmp, sysname, ep, dflags); j = port_number(obj); put_int32(j, ep); ep += 4; - *ep++ = ((dflags & DFLAG_INTERNAL_TAGS) && is_internal_port(obj)) ? - INTERNAL_CREATION : port_creation(obj); + if (creation <= ERTS_MAX_LOCAL_CREATION) { + *tagp = PORT_EXT; + *ep++ = creation; + } else { + ASSERT(is_external_port(obj)); + *tagp = NEW_PORT_EXT; + put_int32(creation, ep); + ep += 4; + } break; - + } case LIST_DEF: { int is_str; @@ -3260,20 +3306,23 @@ dec_term_atom_common: hp += FLOAT_SIZE_OBJECT; break; } - case PID_EXT: + case PID_EXT: + case NEW_PID_EXT: factory->hp = hp; - ep = dec_pid(edep, factory, ep, objp); + ep = dec_pid(edep, factory, ep, objp, ep[-1]); hp = factory->hp; if (ep == NULL) { goto error; } break; - case PORT_EXT: + case PORT_EXT: + case NEW_PORT_EXT: { Eterm sysname; ErlNode *node; Uint num; - Uint cre; + Uint32 cre; + byte tag = ep[-1]; if ((ep = dec_atom(edep, ep, &sysname)) == NULL) { goto error; @@ -3282,12 +3331,17 @@ dec_term_atom_common: goto error; } ep += 4; - cre = get_int8(ep); - ep++; - if (!is_valid_creation(cre)) { - goto error; - } - + if (tag == PORT_EXT) { + cre = get_int8(ep); + ep++; + if (!is_valid_creation(cre)) { + goto error; + } + } + else { + cre = get_int32(ep); + ep += 4; + } node = dec_get_node(sysname, cre); if(node == erts_this_node) { *objp = make_internal_port(num); @@ -3312,7 +3366,7 @@ dec_term_atom_common: Eterm sysname; ErlNode *node; int i; - Uint cre; + Uint32 cre; Uint32 *ref_num; Uint32 r0; Uint ref_words; @@ -3336,9 +3390,6 @@ dec_term_atom_common: ref_words = get_int16(ep); ep += 2; - if (ref_words > ERTS_MAX_REF_NUMBERS) - goto error; - if ((ep = dec_atom(edep, ep, &sysname)) == NULL) goto error; @@ -3351,8 +3402,23 @@ dec_term_atom_common: ep += 4; if (r0 >= MAX_REFERENCE) goto error; + goto ref_ext_common; + + case NEWER_REFERENCE_EXT: + ref_words = get_int16(ep); + ep += 2; + + if ((ep = dec_atom(edep, ep, &sysname)) == NULL) + goto error; + + cre = get_int32(ep); + ep += 4; + r0 = get_int32(ep); /* allow full word */ + ep += 4; ref_ext_common: + if (ref_words > ERTS_MAX_REF_NUMBERS) + goto error; node = dec_get_node(sysname, cre); if(node == erts_this_node) { @@ -3706,9 +3772,9 @@ dec_term_atom_common: *objp = make_fun(funp); /* Creator pid */ - if (*ep != PID_EXT - || (ep = dec_pid(edep, factory, ++ep, - &funp->creator))==NULL) { + if ((*ep != PID_EXT && *ep != NEW_PID_EXT) + || (ep = dec_pid(edep, factory, ep+1, + &funp->creator, *ep))==NULL) { goto error; } @@ -4010,20 +4076,29 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, else result += 1 + 4 + 1 + i; /* tag,size,sign,digits */ break; + case EXTERNAL_PID_DEF: + if (external_pid_creation(obj) > ERTS_MAX_LOCAL_CREATION) + result += 3; + /*fall through*/ case PID_DEF: - case EXTERNAL_PID_DEF: result += (1 + encode_size_struct2(acmp, pid_node_name(obj), dflags) + 4 + 4 + 1); break; + case EXTERNAL_REF_DEF: + if (external_ref_creation(obj) > ERTS_MAX_LOCAL_CREATION) + result += 3; + /*fall through*/ case REF_DEF: - case EXTERNAL_REF_DEF: ASSERT(dflags & DFLAG_EXTENDED_REFERENCES); i = ref_no_of_numbers(obj); result += (1 + 2 + encode_size_struct2(acmp, ref_node_name(obj), dflags) + 1 + 4*i); break; - case PORT_DEF: - case EXTERNAL_PORT_DEF: + case EXTERNAL_PORT_DEF: + if (external_port_creation(obj) > ERTS_MAX_LOCAL_CREATION) + result += 3; + /*fall through*/ + case PORT_DEF: result += (1 + encode_size_struct2(acmp, port_node_name(obj), dflags) + 4 + 1); break; @@ -4350,19 +4425,22 @@ init_done: SKIP(1+atom_extra_skip); atom_extra_skip = 0; break; - case PID_EXT: + case PID_EXT: + case NEW_PID_EXT: atom_extra_skip = 9; /* In case it is an external pid */ heap_size += EXTERNAL_THING_HEAD_SIZE + 1; terms++; break; - case PORT_EXT: + case PORT_EXT: + case NEW_PORT_EXT: atom_extra_skip = 5; /* In case it is an external port */ heap_size += EXTERNAL_THING_HEAD_SIZE + 1; terms++; break; - case NEW_REFERENCE_EXT: + case NEW_REFERENCE_EXT: + case NEWER_REFERENCE_EXT: { int id_words; diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index 87eff2fe9f..49198fb47f 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -18,8 +18,6 @@ * %CopyrightEnd% */ -/* Same order as the ordering of terms in erlang */ - /* Since there are 255 different External tag values to choose from There is no reason to not be extravagant. Hence, the different tags for large/small tuple e.t.c @@ -37,9 +35,12 @@ #define SMALL_ATOM_EXT 's' #define REFERENCE_EXT 'e' #define NEW_REFERENCE_EXT 'r' +#define NEWER_REFERENCE_EXT 'Z' #define PORT_EXT 'f' +#define NEW_PORT_EXT 'Y' #define NEW_FLOAT_EXT 'F' #define PID_EXT 'g' +#define NEW_PID_EXT 'X' #define SMALL_TUPLE_EXT 'h' #define LARGE_TUPLE_EXT 'i' #define NIL_EXT 'j' diff --git a/erts/emulator/test/node_container_SUITE.erl b/erts/emulator/test/node_container_SUITE.erl index 662e5423b9..d1f90c952a 100644 --- a/erts/emulator/test/node_container_SUITE.erl +++ b/erts/emulator/test/node_container_SUITE.erl @@ -124,7 +124,13 @@ term_to_binary_to_term_eq(Config) when is_list(Config) -> LHLRef = binary_to_term(term_to_binary(LHLRef)), LSRef = binary_to_term(term_to_binary(LSRef)), % Get remote node containers - RNode = {get_nodename(), 3}, + ttbtteq_do_remote({get_nodename(), 3}), + ttbtteq_do_remote({get_nodename(), 4}), + ttbtteq_do_remote({get_nodename(), 16#adec0ded}), + nc_refc_check(node()), + ok. + +ttbtteq_do_remote(RNode) -> RPid = mk_pid(RNode, 4711, 1), RXPid = mk_pid(RNode, 32767, 8191), RPort = mk_port(RNode, 4711), @@ -140,7 +146,6 @@ term_to_binary_to_term_eq(Config) when is_list(Config) -> RLRef = binary_to_term(term_to_binary(RLRef)), RHLRef = binary_to_term(term_to_binary(RHLRef)), RSRef = binary_to_term(term_to_binary(RSRef)), - nc_refc_check(node()), ok. @@ -805,7 +810,7 @@ bad_nc(Config) when is_list(Config) -> = (catch mk_ref(RemNode, [(1 bsl 18), 4711, 4711])), {'EXIT', {badarg, mk_ref, _}} = (catch mk_ref(RemNode, [4711, 4711, 4711, 4711, 4711, 4711, 4711])), - BadNode = {x@y, 4}, + BadNode = {x@y, bad_creation}, {'EXIT', {badarg, mk_pid, _}} = (catch mk_pid(BadNode, 4711, 17)), {'EXIT', {badarg, mk_port, _}} @@ -1108,6 +1113,9 @@ get_nodename() -> -define(PORT_EXT, 102). -define(PID_EXT, 103). -define(NEW_REFERENCE_EXT, 114). +-define(NEW_PID_EXT, $X). +-define(NEW_PORT_EXT, $Y). +-define(NEWER_REFERENCE_EXT, $Z). uint32_be(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 32 -> [(Uint bsr 24) band 16#ff, @@ -1130,51 +1138,65 @@ uint8(Uint) -> exit({badarg, uint8, [Uint]}). +pid_tag(bad_creation) -> ?PID_EXT; +pid_tag(Creation) when Creation =< 3 -> ?PID_EXT; +pid_tag(_Creation) -> ?NEW_PID_EXT. + +enc_creation(bad_creation) -> uint8(4); +enc_creation(Creation) when Creation =< 3 -> uint8(Creation); +enc_creation(Creation) -> uint32_be(Creation). mk_pid({NodeName, Creation}, Number, Serial) when is_atom(NodeName) -> mk_pid({atom_to_list(NodeName), Creation}, Number, Serial); mk_pid({NodeName, Creation}, Number, Serial) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PID_EXT, - ?ATOM_EXT, - uint16_be(length(NodeName)), - NodeName, - uint32_be(Number), - uint32_be(Serial), - uint8(Creation)])) of - Pid when is_pid(Pid) -> - Pid; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_pid, [{NodeName, Creation}, Number, Serial]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + pid_tag(Creation), + ?ATOM_EXT, + uint16_be(length(NodeName)), + NodeName, + uint32_be(Number), + uint32_be(Serial), + enc_creation(Creation)])) of + Pid when is_pid(Pid) -> + Pid; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_pid, [{NodeName, Creation}, Number, Serial]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. +port_tag(bad_creation) -> ?PORT_EXT; +port_tag(Creation) when Creation =< 3 -> ?PORT_EXT; +port_tag(_Creation) -> ?NEW_PORT_EXT. + mk_port({NodeName, Creation}, Number) when is_atom(NodeName) -> mk_port({atom_to_list(NodeName), Creation}, Number); mk_port({NodeName, Creation}, Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PORT_EXT, - ?ATOM_EXT, - uint16_be(length(NodeName)), - NodeName, - uint32_be(Number), - uint8(Creation)])) of - Port when is_port(Port) -> - Port; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_port, [{NodeName, Creation}, Number]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + port_tag(Creation), + ?ATOM_EXT, + uint16_be(length(NodeName)), + NodeName, + uint32_be(Number), + enc_creation(Creation)])) of + Port when is_port(Port) -> + Port; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_port, [{NodeName, Creation}, Number]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. +ref_tag(bad_creation) -> ?NEW_REFERENCE_EXT; +ref_tag(Creation) when Creation =< 3 -> ?NEW_REFERENCE_EXT; +ref_tag(_Creation) -> ?NEWER_REFERENCE_EXT. + mk_ref({NodeName, Creation}, Numbers) when is_atom(NodeName), - is_integer(Creation), - is_list(Numbers) -> + is_list(Numbers) -> mk_ref({atom_to_list(NodeName), Creation}, Numbers); mk_ref({NodeName, Creation}, [Number]) when is_list(NodeName), - is_integer(Creation), - is_integer(Number) -> + Creation =< 3, + is_integer(Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, ?REFERENCE_EXT, ?ATOM_EXT, @@ -1190,25 +1212,24 @@ mk_ref({NodeName, Creation}, [Number]) when is_list(NodeName), exit({unexpected_binary_to_term_result, Other}) end; mk_ref({NodeName, Creation}, Numbers) when is_list(NodeName), - is_integer(Creation), - is_list(Numbers) -> + is_list(Numbers) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?NEW_REFERENCE_EXT, - uint16_be(length(Numbers)), - ?ATOM_EXT, - uint16_be(length(NodeName)), - NodeName, - uint8(Creation), - lists:map(fun (N) -> - uint32_be(N) - end, - Numbers)])) of - Ref when is_reference(Ref) -> - Ref; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_ref, [{NodeName, Creation}, Numbers]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + ref_tag(Creation), + uint16_be(length(Numbers)), + ?ATOM_EXT, + uint16_be(length(NodeName)), + NodeName, + enc_creation(Creation), + lists:map(fun (N) -> + uint32_be(N) + end, + Numbers)])) of + Ref when is_reference(Ref) -> + Ref; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_ref, [{NodeName, Creation}, Numbers]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. exec_loop() -> diff --git a/lib/common_test/test_server/ts.config b/lib/common_test/test_server/ts.config index cf3d269616..d05e4885fc 100644 --- a/lib/common_test/test_server/ts.config +++ b/lib/common_test/test_server/ts.config @@ -44,3 +44,7 @@ % {295,0,0,0,0,0,0,1}, % ["dummy6-ip6"] % }}. + +%% Used by erl_interface tests +%% Known hostname with an unreachable ip +%{test_host_not_reachable, "ghost.mydomain.com"}. diff --git a/lib/erl_interface/include/ei.h b/lib/erl_interface/include/ei.h index c1dbc8470d..80815d42d4 100644 --- a/lib/erl_interface/include/ei.h +++ b/lib/erl_interface/include/ei.h @@ -121,8 +121,11 @@ #define ERL_SMALL_ATOM_UTF8_EXT 'w' #define ERL_REFERENCE_EXT 'e' #define ERL_NEW_REFERENCE_EXT 'r' +#define ERL_NEWER_REFERENCE_EXT 'Z' #define ERL_PORT_EXT 'f' +#define ERL_NEW_PORT_EXT 'Y' #define ERL_PID_EXT 'g' +#define ERL_NEW_PID_EXT 'X' #define ERL_SMALL_TUPLE_EXT 'h' #define ERL_LARGE_TUPLE_EXT 'i' #define ERL_NIL_EXT 'j' diff --git a/lib/erl_interface/include/erl_interface.h b/lib/erl_interface/include/erl_interface.h index 3f9804da7d..e1fabc8298 100644 --- a/lib/erl_interface/include/erl_interface.h +++ b/lib/erl_interface/include/erl_interface.h @@ -211,14 +211,14 @@ typedef struct { Erl_Atom_data node; unsigned int number; unsigned int serial; - unsigned char creation; + unsigned int creation; } Erl_Pid; typedef struct { Erl_Header h; Erl_Atom_data node; unsigned int number; - unsigned char creation; + unsigned int creation; } Erl_Port; typedef struct { @@ -226,7 +226,7 @@ typedef struct { Erl_Atom_data node; int len; unsigned int n[3]; - unsigned char creation; + unsigned int creation; } Erl_Ref; typedef struct { diff --git a/lib/erl_interface/src/connect/ei_connect.c b/lib/erl_interface/src/connect/ei_connect.c index 7b1b2810bb..f2531de5bd 100644 --- a/lib/erl_interface/src/connect/ei_connect.c +++ b/lib/erl_interface/src/connect/ei_connect.c @@ -1342,7 +1342,8 @@ static int send_name_or_challenge(int fd, char *nodename, | DFLAG_NEW_FLOATS | DFLAG_SMALL_ATOM_TAGS | DFLAG_UTF8_ATOMS - | DFLAG_MAP_TAG)); + | DFLAG_MAP_TAG + | DFLAG_BIG_CREATION)); if (f_chall) put32be(s, challenge); memcpy(s, nodename, strlen(nodename)); diff --git a/lib/erl_interface/src/connect/ei_connect_int.h b/lib/erl_interface/src/connect/ei_connect_int.h index efb6719a1d..12e089f60e 100644 --- a/lib/erl_interface/src/connect/ei_connect_int.h +++ b/lib/erl_interface/src/connect/ei_connect_int.h @@ -106,6 +106,7 @@ extern int h_errno; #define DFLAG_SMALL_ATOM_TAGS 0x4000 #define DFLAG_UTF8_ATOMS 0x10000 #define DFLAG_MAP_TAG 0x20000 +#define DFLAG_BIG_CREATION 0x40000 ei_cnode *ei_fd_to_cnode(int fd); int ei_distversion(int fd); diff --git a/lib/erl_interface/src/decode/decode_pid.c b/lib/erl_interface/src/decode/decode_pid.c index 7fbb818b31..e5750caba6 100644 --- a/lib/erl_interface/src/decode/decode_pid.c +++ b/lib/erl_interface/src/decode/decode_pid.c @@ -27,18 +27,22 @@ int ei_decode_pid(const char *buf, int *index, erlang_pid *p) { const char *s = buf + *index; const char *s0 = s; + const char tag = get8(s); - if (get8(s) != ERL_PID_EXT) return -1; + if (tag != ERL_PID_EXT && tag != ERL_NEW_PID_EXT) return -1; if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; p->num = get32be(s) & 0x7fff; /* 15 bits */ p->serial = get32be(s) & 0x1fff; /* 13 bits */ - p->creation = get8(s) & 0x03; /* 2 bits */ + if (tag == ERL_PID_EXT) + p->creation = get8(s) & 0x03; /* 2 bits */ + else + p->creation = get32be(s); /* 32 bits */ } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s+= 9; + s+= (tag == ERL_PID_EXT ? 9 : 12); } *index += s-s0; diff --git a/lib/erl_interface/src/decode/decode_port.c b/lib/erl_interface/src/decode/decode_port.c index e039b5b845..7b61f254ff 100644 --- a/lib/erl_interface/src/decode/decode_port.c +++ b/lib/erl_interface/src/decode/decode_port.c @@ -26,17 +26,21 @@ int ei_decode_port(const char *buf, int *index, erlang_port *p) { const char *s = buf + *index; const char *s0 = s; + const char tag = get8(s); - if (get8(s) != ERL_PORT_EXT) return -1; + if (tag != ERL_PORT_EXT && tag != ERL_NEW_PORT_EXT) return -1; if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; p->id = get32be(s) & 0x0fffffff /* 28 bits */; - p->creation = get8(s) & 0x03; + if (tag == ERL_PORT_EXT) + p->creation = get8(s) & 0x03; + else + p->creation = get32be(s); } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s += 5; + s += (tag == ERL_PORT_EXT ? 5 : 8); } *index += s-s0; diff --git a/lib/erl_interface/src/decode/decode_ref.c b/lib/erl_interface/src/decode/decode_ref.c index a6b87e5a21..b8e1ebfedd 100644 --- a/lib/erl_interface/src/decode/decode_ref.c +++ b/lib/erl_interface/src/decode/decode_ref.c @@ -28,8 +28,9 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) const char *s = buf + *index; const char *s0 = s; int count, i; + const char tag = get8(s); - switch (get8(s)) { + switch (tag) { case ERL_REFERENCE_EXT: if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; @@ -47,18 +48,23 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) return 0; break; - case ERL_NEW_REFERENCE_EXT: + case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: + /* first the integer count */ count = get16be(s); if (p) { p->len = count; if (get_atom(&s, p->node, NULL) < 0) return -1; - p->creation = get8(s) & 0x03; + if (tag == ERL_NEW_REFERENCE_EXT) + p->creation = get8(s) & 0x03; + else + p->creation = get32be(s); } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s += 1; + s += (tag == ERL_NEW_REFERENCE_EXT ? 1 : 4); } /* finally the id integers */ diff --git a/lib/erl_interface/src/decode/decode_skip.c b/lib/erl_interface/src/decode/decode_skip.c index d49ae0007f..4ba94a658a 100644 --- a/lib/erl_interface/src/decode/decode_skip.c +++ b/lib/erl_interface/src/decode/decode_skip.c @@ -35,12 +35,15 @@ int ei_skip_term(const char* buf, int* index) NULL, NULL) < 0) return -1; break; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: if (ei_decode_pid(buf, index, NULL) < 0) return -1; break; case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: if (ei_decode_port(buf, index, NULL) < 0) return -1; break; case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: case ERL_REFERENCE_EXT: if (ei_decode_ref(buf, index, NULL) < 0) return -1; break; diff --git a/lib/erl_interface/src/encode/encode_pid.c b/lib/erl_interface/src/encode/encode_pid.c index 7b01b7045f..3eabbdcc02 100644 --- a/lib/erl_interface/src/encode/encode_pid.c +++ b/lib/erl_interface/src/encode/encode_pid.c @@ -24,7 +24,8 @@ int ei_encode_pid(char *buf, int *index, const erlang_pid *p) { - char *s = buf + *index; + char* s = buf + *index; + const char tag = (p->creation > 3) ? ERL_NEW_PID_EXT : ERL_PID_EXT; ++(*index); /* skip ERL_PID_EXT */ if (ei_encode_atom_len_as(buf, index, p->node, strlen(p->node), @@ -32,17 +33,21 @@ int ei_encode_pid(char *buf, int *index, const erlang_pid *p) return -1; if (buf) { - put8(s,ERL_PID_EXT); + put8(s, tag); s = buf + *index; /* now the integers */ put32be(s,p->num & 0x7fff); /* 15 bits */ put32be(s,p->serial & 0x1fff); /* 13 bits */ - put8(s,(p->creation & 0x03)); /* 2 bits */ + if (tag == ERL_PID_EXT) { + put8(s,(p->creation & 0x03)); /* 2 bits */ + } else { + put32be(s, p->creation); /* 32 bits */ + } } - *index += 4 + 4 + 1; + *index += 4 + 4 + (tag == ERL_PID_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/encode/encode_port.c b/lib/erl_interface/src/encode/encode_port.c index a7468e5917..a6e7d3541a 100644 --- a/lib/erl_interface/src/encode/encode_port.c +++ b/lib/erl_interface/src/encode/encode_port.c @@ -25,6 +25,7 @@ int ei_encode_port(char *buf, int *index, const erlang_port *p) { char *s = buf + *index; + const char tag = p->creation > 3 ? ERL_NEW_PORT_EXT : ERL_PORT_EXT; ++(*index); /* skip ERL_PORT_EXT */ if (ei_encode_atom_len_as(buf, index, p->node, strlen(p->node), ERLANG_UTF8, @@ -32,16 +33,19 @@ int ei_encode_port(char *buf, int *index, const erlang_port *p) return -1; } if (buf) { - put8(s,ERL_PORT_EXT); + put8(s, tag); s = buf + *index; /* now the integers */ put32be(s,p->id & 0x0fffffff /* 28 bits */); - put8(s,(p->creation & 0x03)); + if (tag == ERL_PORT_EXT) { + put8(s,(p->creation & 0x03)); + } else { + put32be(s, p->creation); + } } - - *index += 4 + 1; + *index += 4 + (tag == ERL_PORT_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/encode/encode_ref.c b/lib/erl_interface/src/encode/encode_ref.c index 0f27a086f0..956a9a7e16 100644 --- a/lib/erl_interface/src/encode/encode_ref.c +++ b/lib/erl_interface/src/encode/encode_ref.c @@ -24,6 +24,7 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) { + const char tag = (p->creation > 3) ? ERL_NEWER_REFERENCE_EXT : ERL_NEW_REFERENCE_EXT; char *s = buf + *index; int i; @@ -36,7 +37,7 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) /* Always encode as an extended reference; all participating parties are now expected to be able to decode extended references. */ if (buf) { - put8(s,ERL_NEW_REFERENCE_EXT); + put8(s, tag); /* first, number of integers */ put16be(s, p->len); @@ -45,12 +46,15 @@ int ei_encode_ref(char *buf, int *index, const erlang_ref *p) s = buf + *index; /* now the integers */ - put8(s,(p->creation & 0x03)); + if (tag == ERL_NEW_REFERENCE_EXT) + put8(s,(p->creation & 0x03)); + else + put32be(s, p->creation); for (i = 0; i < p->len; i++) put32be(s,p->n[i]); } - *index += p->len*4 + 1; + *index += p->len*4 + (tag == ERL_NEW_REFERENCE_EXT ? 1 : 4); return 0; } diff --git a/lib/erl_interface/src/legacy/erl_eterm.c b/lib/erl_interface/src/legacy/erl_eterm.c index f2f35ab693..8fcb39b91d 100644 --- a/lib/erl_interface/src/legacy/erl_eterm.c +++ b/lib/erl_interface/src/legacy/erl_eterm.c @@ -285,12 +285,12 @@ ETERM *erl_mk_pid(const char *node, erl_errno = ENOMEM; return NULL; } - erl_mk_pid_helper(ep, number, serial, creation); + erl_mk_pid_helper(ep, number, serial, creation & 0x03); return ep; } void erl_mk_pid_helper(ETERM *ep, unsigned int number, - unsigned int serial, unsigned char creation) + unsigned int serial, unsigned int creation) { ERL_PID_NUMBER(ep) = number & 0x7fff; /* 15 bits */ if (ei_internal_use_r9_pids_ports()) { @@ -299,7 +299,7 @@ void erl_mk_pid_helper(ETERM *ep, unsigned int number, else { ERL_PID_SERIAL(ep) = serial & 0x1fff; /* 13 bits */ } - ERL_PID_CREATION(ep) = creation & 0x03; /* 2 bits */ + ERL_PID_CREATION(ep) = creation; /* 32 bits */ } /* @@ -326,7 +326,7 @@ ETERM *erl_mk_port(const char *node, return ep; } -void erl_mk_port_helper(ETERM* ep, unsigned number, unsigned char creation) +void erl_mk_port_helper(ETERM* ep, unsigned number, unsigned int creation) { if (ei_internal_use_r9_pids_ports()) { ERL_PORT_NUMBER(ep) = number & 0x3ffff; /* 18 bits */ @@ -334,7 +334,7 @@ void erl_mk_port_helper(ETERM* ep, unsigned number, unsigned char creation) else { ERL_PORT_NUMBER(ep) = number & 0x0fffffff; /* 18 bits */ } - ERL_PORT_CREATION(ep) = creation & 0x03; /* 2 bits */ + ERL_PORT_CREATION(ep) = creation; /* 32 bits */ } /* @@ -344,7 +344,7 @@ ETERM *__erl_mk_reference (ETERM* t, const char *node, size_t len, unsigned int n[], - unsigned char creation) + unsigned int creation) { if (t == NULL) { if (node == NULL) return NULL; @@ -363,7 +363,7 @@ ETERM *__erl_mk_reference (ETERM* t, ERL_REF_NUMBERS(t)[0] = n[0] & 0x3ffff; /* 18 bits */ ERL_REF_NUMBERS(t)[1] = n[1]; ERL_REF_NUMBERS(t)[2] = n[2]; - ERL_REF_CREATION(t) = creation & 0x03; /* 2 bits */ + ERL_REF_CREATION(t) = creation; /* 32 bits */ return t; } diff --git a/lib/erl_interface/src/legacy/erl_eterm.h b/lib/erl_interface/src/legacy/erl_eterm.h index d9a26b2541..1b3f20f25c 100644 --- a/lib/erl_interface/src/legacy/erl_eterm.h +++ b/lib/erl_interface/src/legacy/erl_eterm.h @@ -56,9 +56,9 @@ typedef struct _heapmark { } Erl_HeapMark; -void erl_mk_port_helper(ETERM* ep, unsigned number, unsigned char creation); -void erl_mk_pid_helper(ETERM*, unsigned,unsigned, unsigned char); -ETERM * __erl_mk_reference(ETERM*, const char *, size_t, unsigned int n[], unsigned char); +void erl_mk_port_helper(ETERM* ep, unsigned number, unsigned int creation); +void erl_mk_pid_helper(ETERM*, unsigned,unsigned, unsigned int); +ETERM * __erl_mk_reference(ETERM*, const char *, size_t, unsigned int n[], unsigned int); int erl_current_fix_desc(void); #endif /* _ERL_ETERM_H */ diff --git a/lib/erl_interface/src/legacy/erl_marshal.c b/lib/erl_interface/src/legacy/erl_marshal.c index a4216c9541..ebb6b78540 100644 --- a/lib/erl_interface/src/legacy/erl_marshal.c +++ b/lib/erl_interface/src/legacy/erl_marshal.c @@ -120,10 +120,13 @@ void erl_init_marshal(void) cmp_array[ERL_SMALL_ATOM_UTF8_EXT] = ERL_ATOM_CMP; cmp_array[ERL_REFERENCE_EXT] = ERL_REF_CMP; cmp_array[ERL_NEW_REFERENCE_EXT] = ERL_REF_CMP; + cmp_array[ERL_NEWER_REFERENCE_EXT]=ERL_REF_CMP; cmp_array[ERL_FUN_EXT] = ERL_FUN_CMP; cmp_array[ERL_NEW_FUN_EXT] = ERL_FUN_CMP; cmp_array[ERL_PORT_EXT] = ERL_PORT_CMP; + cmp_array[ERL_NEW_PORT_EXT] = ERL_PORT_CMP; cmp_array[ERL_PID_EXT] = ERL_PID_CMP; + cmp_array[ERL_NEW_PID_EXT] = ERL_PID_CMP; cmp_array[ERL_SMALL_TUPLE_EXT] = ERL_TUPLE_CMP; cmp_array[ERL_LARGE_TUPLE_EXT] = ERL_TUPLE_CMP; cmp_array[ERL_NIL_EXT] = ERL_NIL_CMP; @@ -304,8 +307,8 @@ int erl_encode_it(ETERM *ep, unsigned char **ext, int dist) *(*ext)++ = ul & 0xff; return 0; - case ERL_PID: - *(*ext)++ = ERL_PID_EXT; + case ERL_PID: { + unsigned char* tagp = (*ext)++; /* First poke in node as an atom */ encode_atom(&ep->uval.pidval.node, ext); /* And then fill in the integer fields */ @@ -319,17 +322,29 @@ int erl_encode_it(ETERM *ep, unsigned char **ext, int dist) *(*ext)++ = (i >> 16) &0xff; *(*ext)++ = (i >> 8) &0xff; *(*ext)++ = i &0xff; - *(*ext)++ = ERL_PID_CREATION(ep); + + i = ERL_PID_CREATION(ep); + if ((unsigned int)i <= 3) { + *tagp = ERL_PID_EXT; + *(*ext)++ = i; + } else { + *tagp = ERL_NEW_PID_EXT; + *(*ext)++ = (i >> 24) &0xff; + *(*ext)++ = (i >> 16) &0xff; + *(*ext)++ = (i >> 8) &0xff; + *(*ext)++ = i &0xff; + } return 0; + } case ERL_REF: { + unsigned char* tagp = (*ext)++; + int len, j; /* Always encode as an extended reference; all participating parties are now expected to be able to decode extended references. */ - *(*ext)++ = ERL_NEW_REFERENCE_EXT; - i = strlen((char *)ERL_REF_NODE(ep)); len = ERL_REF_LEN(ep); *(*ext)++ = (len >> 8) &0xff; @@ -337,7 +352,18 @@ int erl_encode_it(ETERM *ep, unsigned char **ext, int dist) encode_atom(&ep->uval.refval.node, ext); - *(*ext)++ = ERL_REF_CREATION(ep); + i = ERL_REF_CREATION(ep); + if ((unsigned int)i <= 3) { + *tagp = ERL_NEW_REFERENCE_EXT; + *(*ext)++ = i; + } else { + *tagp = ERL_NEWER_REFERENCE_EXT; + *(*ext)++ = (i >> 24) &0xff; + *(*ext)++ = (i >> 16) &0xff; + *(*ext)++ = (i >> 8) &0xff; + *(*ext)++ = i &0xff; + } + /* Then the integer fields */ for (j = 0; j < ERL_REF_LEN(ep); j++) { i = ERL_REF_NUMBERS(ep)[j]; @@ -348,8 +374,8 @@ int erl_encode_it(ETERM *ep, unsigned char **ext, int dist) } } return 0; - case ERL_PORT: - *(*ext)++ = ERL_PORT_EXT; + case ERL_PORT: { + unsigned char* tagp = (*ext)++; /* First poke in node as an atom */ encode_atom(&ep->uval.portval.node, ext); /* Then the integer fields */ @@ -358,8 +384,20 @@ int erl_encode_it(ETERM *ep, unsigned char **ext, int dist) *(*ext)++ = (i >> 16) &0xff; *(*ext)++ = (i >> 8) &0xff; *(*ext)++ = i &0xff; - *(*ext)++ = ERL_PORT_CREATION(ep); + + i = ERL_PORT_CREATION(ep); + if ((unsigned int)i <= 3) { + *tagp = ERL_PORT_EXT; + *(*ext)++ = i; + } else { + *tagp = ERL_NEW_PORT_EXT; + *(*ext)++ = (i >> 24) &0xff; + *(*ext)++ = (i >> 16) &0xff; + *(*ext)++ = (i >> 8) &0xff; + *(*ext)++ = i &0xff; + } return 0; + } case ERL_EMPTY_LIST: *(*ext)++ = ERL_NIL_EXT; break; @@ -698,12 +736,14 @@ static ETERM *erl_decode_it(unsigned char **ext) unsigned int u,sign; int i,j,arity; double ff; + unsigned char tag; /* Assume we are going to decode an integer */ ep = erl_alloc_eterm(ERL_INTEGER); ERL_COUNT(ep) = 1; - switch (*(*ext)++) + tag = *(*ext)++; + switch (tag) { case ERL_INTEGER_EXT: i = (int) (**ext << 24) | ((*ext)[1] << 16) | @@ -801,9 +841,10 @@ static ETERM *erl_decode_it(unsigned char **ext) return ep; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: { unsigned int number, serial; - unsigned char creation; + unsigned int creation; ERL_TYPE(ep) = ERL_PID; if (read_atom(ext, &ep->uval.pidval.node) < 0) return NULL; @@ -815,7 +856,13 @@ static ETERM *erl_decode_it(unsigned char **ext) serial = ((*ext)[0] << 24) | ((*ext)[1]) << 16 | ((*ext)[2]) << 8 | ((*ext)[3]); *ext += 4; - creation = *(*ext)++; + if (tag == ERL_PID_EXT) + creation = *(*ext)++; + else { + creation = ((*ext)[0] << 24) | ((*ext)[1]) << 16 | + ((*ext)[2]) << 8 | ((*ext)[3]); + *ext += 4; + } erl_mk_pid_helper(ep, number, serial, creation); return ep; } @@ -836,11 +883,12 @@ static ETERM *erl_decode_it(unsigned char **ext) return ep; } - case ERL_NEW_REFERENCE_EXT: + case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: { size_t cnt, i; unsigned int n[3]; - unsigned char creation; + unsigned int creation; ERL_TYPE(ep) = ERL_REF; cnt = ((*ext)[0] << 8) | (*ext)[1]; @@ -849,7 +897,13 @@ static ETERM *erl_decode_it(unsigned char **ext) if (read_atom(ext, &ep->uval.refval.node) < 0) return NULL; /* get the integers */ - creation = *(*ext)++; + if (tag == ERL_NEW_REFERENCE_EXT) + creation = *(*ext)++; + else { + creation = ((*ext)[0] << 24) | ((*ext)[1]) << 16 | + ((*ext)[2]) << 8 | ((*ext)[3]); + *ext += 4; + } for(i = 0; i < cnt; i++) { n[i] = ((*ext)[0] << 24) | ((*ext)[1]) << 16 | @@ -861,9 +915,10 @@ static ETERM *erl_decode_it(unsigned char **ext) } case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: { unsigned int number; - unsigned char creation; + unsigned int creation; ERL_TYPE(ep) = ERL_PORT; if (read_atom(ext, &ep->uval.portval.node) < 0) return NULL; @@ -872,7 +927,13 @@ static ETERM *erl_decode_it(unsigned char **ext) number = ((*ext)[0] << 24) | ((*ext)[1]) << 16 | ((*ext)[2]) << 8 | ((*ext)[3]); *ext += 4; - creation = *(*ext)++; + if (tag == ERL_PORT_EXT) + creation = *(*ext)++; + else { + creation = (((*ext)[0] << 24) | ((*ext)[1]) << 16 | + ((*ext)[2]) << 8 | ((*ext)[3])); + *ext += 4; + } erl_mk_port_helper(ep, number, creation); return ep; } @@ -1114,11 +1175,14 @@ unsigned char erl_ext_type(unsigned char *ext) case ERL_SMALL_ATOM_UTF8_EXT: return ERL_ATOM; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: return ERL_PID; case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: return ERL_PORT; case ERL_REFERENCE_EXT: case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: return ERL_REF; case ERL_NIL_EXT: return ERL_EMPTY_LIST; @@ -1167,9 +1231,12 @@ int erl_ext_size(unsigned char *t) case ERL_SMALL_ATOM_EXT: case ERL_SMALL_ATOM_UTF8_EXT: case ERL_PID_EXT: + case ERL_NEW_PID_EXT: case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: case ERL_REFERENCE_EXT: case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: case ERL_NIL_EXT: case ERL_BINARY_EXT: case ERL_STRING_EXT: @@ -1240,8 +1307,9 @@ static int jump(unsigned char **ext) { int j,k,i=0; int n; + const int tag = *(*ext)++; - switch (*(*ext)++) { + switch (tag) { case ERL_VERSION_MAGIC: return jump(ext); case ERL_INTEGER_EXT: @@ -1257,22 +1325,29 @@ static int jump(unsigned char **ext) jump_atom(ext); break; case ERL_PID_EXT: - /* eat first atom */ if (!jump_atom(ext)) return 0; - *ext += 9; /* Two int's and the creation field */ + *ext += 4 + 4 + 1; break; + case ERL_NEW_PID_EXT: + if (!jump_atom(ext)) return 0; + *ext += 4 + 4 + 4; + break; case ERL_REFERENCE_EXT: case ERL_PORT_EXT: - /* first field is an atom */ if (!jump_atom(ext)) return 0; - *ext += 5; /* One int and the creation field */ + *ext += 4 + 1; break; + case ERL_NEW_PORT_EXT: + if (!jump_atom(ext)) return 0; + *ext += 4 + 4; + break; case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: n = (**ext << 8) | (*ext)[1]; *ext += 2; /* first field is an atom */ if (!jump_atom(ext)) return 0; - *ext += 4*n+1; + *ext += 4*n + (tag == ERL_NEW_REFERENCE_EXT ? 1 : 4); break; case ERL_NIL_EXT: /* We just passed it... */ @@ -1605,7 +1680,6 @@ static int cmp_exe2(unsigned char **e1, unsigned char **e2) { int min, ret,i,j,k; double ff1, ff2; - unsigned char *tmp1, *tmp2; unsigned char tag1, tag2; if ( ((*e1)[0] == ERL_STRING_EXT) && ((*e2)[0] == ERL_LIST_EXT) ) { @@ -1649,47 +1723,68 @@ static int cmp_exe2(unsigned char **e1, unsigned char **e2) *e1 += i; *e2 += j; return ret; - case ERL_PID_EXT: { - unsigned char *n1 = *e1; - unsigned char *n2 = *e2; - CMP_EXT_SKIP_ATOM(*e1); CMP_EXT_SKIP_ATOM(*e2); - *e1 += 9; *e2 += 9; + case ERL_PID_EXT: + case ERL_NEW_PID_EXT: { + erlang_pid pid1, pid2; + unsigned char* buf1 = *e1 - 1; + unsigned char* buf2 = *e2 - 1; + int ix1 = 0, ix2 = 0; + + if (ei_decode_pid((char*)buf1, &ix1, &pid1) || + ei_decode_pid((char*)buf2, &ix2, &pid2)) + return CMP_EXT_ERROR_CODE; + + *e1 = buf1 + ix1; + *e2 = buf2 + ix2; /* First compare serials ... */ - tmp1 = *e1 - 5; tmp2 = *e2 - 5; - CMP_EXT_INT32_BE(tmp1, tmp2); + if (pid1.serial < pid2.serial) return -1; + else if (pid1.serial > pid2.serial) return 1; /* ... then ids ... */ - tmp1 -= 4; tmp2 -= 4; - CMP_EXT_INT32_BE(tmp1, tmp2); + if (pid1.num < pid2.num) return -1; + else if (pid1.num > pid2.num) return 1; /* ... then node names ... */ - ret = cmp_exe2(&n1, &n2); - if (ret != 0) - return ret; + j = strcmp(pid1.node, pid2.node); + if (j < 0) return -1; + else if (j > 0) return 1; /* ... and then finaly creations. */ - tmp1 += 8; tmp2 += 8; - if (*tmp1 != *tmp2) - return *tmp1 < *tmp2 ? -1 : 1; + if (pid1.creation < pid2.creation) return -1; + else if (pid1.creation > pid2.creation) return 1; + return 0; } case ERL_PORT_EXT: - /* First compare node names ... */ - if (!IS_ERL_ATOM(**e1) || !IS_ERL_ATOM(**e2)) - return CMP_EXT_ERROR_CODE; - ret = cmp_exe2(e1, e2); - *e1 += 5; *e2 += 5; - if (ret != 0) - return ret; + case ERL_NEW_PORT_EXT: { + erlang_port port1, port2; + unsigned char* buf1 = *e1 - 1; + unsigned char* buf2 = *e2 - 1; + int ix1 = 0, ix2 = 0; + + if (ei_decode_port((char*)buf1, &ix1, &port1) || + ei_decode_port((char*)buf2, &ix2, &port2)) + return CMP_EXT_ERROR_CODE; + + *e1 = buf1 + ix1; + *e2 = buf2 + ix2; + + /* First compare node names ... */ + j = strcmp(port1.node, port2.node); + if (j < 0) return -1; + else if (j > 0) return 1; + /* ... then creations ... */ - tmp1 = *e1 - 1; tmp2 = *e2 - 1; - if (*tmp1 != *tmp2) - return *tmp1 < *tmp2 ? -1 : 1; + if (port1.creation < port2.creation) return -1; + else if (port1.creation > port2.creation) return 1; + /* ... and then finaly ids. */ - tmp1 -= 4; tmp2 -= 4; - CMP_EXT_INT32_BE(tmp1, tmp2); - return 0; + if (port1.id < port2.id) return -1; + else if (port1.id > port2.id) return 1; + + return 0; + } case ERL_NIL_EXT: return 0; case ERL_LIST_EXT: i = (**e1 << 24) | ((*e1)[1] << 16) |((*e1)[2] << 8) | (*e1)[3]; diff --git a/lib/erl_interface/src/misc/ei_decode_term.c b/lib/erl_interface/src/misc/ei_decode_term.c index 0ec67dde09..37375b4e8e 100644 --- a/lib/erl_interface/src/misc/ei_decode_term.c +++ b/lib/erl_interface/src/misc/ei_decode_term.c @@ -33,7 +33,7 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) { const char* s = buf + *index, * s0 = s; - int i, n, sign; + int n, sign; char c; if (term == NULL) return -1; @@ -47,47 +47,27 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) break; case ERL_FLOAT_EXT: case NEW_FLOAT_EXT: - return ei_decode_double(buf, index, &term->value.d_val); + return (ei_decode_double(buf, index, &term->value.d_val) < 0 + ? -1 : 1); case ERL_ATOM_EXT: case ERL_ATOM_UTF8_EXT: case ERL_SMALL_ATOM_EXT: case ERL_SMALL_ATOM_UTF8_EXT: - return ei_decode_atom(buf, index, term->value.atom_name); + return (ei_decode_atom(buf, index, term->value.atom_name) < 0 + ? -1 : 1); case ERL_REFERENCE_EXT: - /* first the nodename */ - if (get_atom(&s, term->value.ref.node, NULL) < 0) return -1; - /* now the numbers: num (4), creation (1) */ - term->value.ref.n[0] = get32be(s); - term->value.ref.len = 1; - term->value.ref.creation = get8(s) & 0x03; - break; case ERL_NEW_REFERENCE_EXT: - /* first the integer count */ - term->value.ref.len = get16be(s); - /* then the nodename */ - if (get_atom(&s, term->value.ref.node, NULL) < 0) return -1; - /* creation */ - term->value.ref.creation = get8(s) & 0x03; - /* finally the id integers */ - for (i = 0; (i<term->value.ref.len) && (i<3); i++) { - term->value.ref.n[i] = get32be(s); - } - if (term->value.ref.len > 3) { - s += 4 * (term->value.ref.len - 3); - } - break; + case ERL_NEWER_REFERENCE_EXT: + return (ei_decode_ref(buf, index, &term->value.ref) < 0 + ? -1 : 1); case ERL_PORT_EXT: - if (get_atom(&s, term->value.port.node, NULL) < 0) return -1; - term->value.port.id = get32be(s) & 0x0fffffff; /* 28 bits */; - term->value.port.creation = get8(s) & 0x03; - break; + case ERL_NEW_PORT_EXT: + return (ei_decode_port(buf, index, &term->value.port) < 0 + ? -1 : 1); case ERL_PID_EXT: - if (get_atom(&s, term->value.pid.node, NULL) < 0) return -1; - /* now the numbers: num (4), serial (4), creation (1) */ - term->value.pid.num = get32be(s) & 0x7fff; /* 15 bits */ - term->value.pid.serial = get32be(s) & 0x1fff; /* 13 bits */ - term->value.pid.creation = get8(s) & 0x03; /* 2 bits */ - break; + case ERL_NEW_PID_EXT: + return (ei_decode_pid(buf, index, &term->value.pid) < 0 + ? -1 : 1); case ERL_SMALL_TUPLE_EXT: term->arity = get8(s); break; diff --git a/lib/erl_interface/src/misc/ei_printterm.c b/lib/erl_interface/src/misc/ei_printterm.c index 702ee9566d..8b216b2b96 100644 --- a/lib/erl_interface/src/misc/ei_printterm.c +++ b/lib/erl_interface/src/misc/ei_printterm.c @@ -151,15 +151,18 @@ static int print_term(FILE* fp, ei_x_buff* x, } break; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: if (ei_decode_pid(buf, index, &pid) < 0) goto err; ch_written += xprintf(fp, x, "<%s.%d.%d>", pid.node, pid.num, pid.serial); break; case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: if (ei_decode_port(buf, index, &port) < 0) goto err; ch_written += xprintf(fp, x, "#Port<%d.%d>", port.id, port.creation); break; case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: case ERL_REFERENCE_EXT: if (ei_decode_ref(buf, index, &ref) < 0) goto err; ch_written += xprintf(fp, x, "#Ref<"); diff --git a/lib/erl_interface/src/misc/get_type.c b/lib/erl_interface/src/misc/get_type.c index 6b95c1f470..62eac4a30e 100644 --- a/lib/erl_interface/src/misc/get_type.c +++ b/lib/erl_interface/src/misc/get_type.c @@ -76,6 +76,15 @@ int ei_get_type_internal(const char *buf, const int *index, *len = get32be(s); /* #digit_bytes */ break; + case ERL_NEW_PID_EXT: + *type = ERL_PID_EXT; + break; + case ERL_NEW_PORT_EXT: + *type = ERL_PORT_EXT; + break; + case ERL_NEWER_REFERENCE_EXT: + *type = ERL_NEW_REFERENCE_EXT; + break; default: *len = 0; break; diff --git a/lib/erl_interface/src/misc/show_msg.c b/lib/erl_interface/src/misc/show_msg.c index b08b17aea4..3b9f934c62 100644 --- a/lib/erl_interface/src/misc/show_msg.c +++ b/lib/erl_interface/src/misc/show_msg.c @@ -398,6 +398,7 @@ static void show_term(const char *termbuf, int *index, FILE *stream) break; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: ei_decode_pid(termbuf,index,&pid); show_pid(stream,&pid); break; @@ -432,6 +433,7 @@ static void show_term(const char *termbuf, int *index, FILE *stream) case ERL_REFERENCE_EXT: case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: ei_decode_ref(termbuf,index,&ref); fprintf(stream,"#Ref<%s",ref.node); for (i = 0; i < ref.len; i++) { @@ -441,6 +443,7 @@ static void show_term(const char *termbuf, int *index, FILE *stream) break; case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: ei_decode_port(termbuf,index,&port); fprintf(stream,"#Port<%s.%u.%u>",port.node,port.id,port.creation); break; diff --git a/lib/erl_interface/test/all_SUITE_data/ei_runner.c b/lib/erl_interface/test/all_SUITE_data/ei_runner.c index 2b0d6c856a..e9b4b2de57 100644 --- a/lib/erl_interface/test/all_SUITE_data/ei_runner.c +++ b/lib/erl_interface/test/all_SUITE_data/ei_runner.c @@ -255,12 +255,17 @@ do_report(file, line, ok) * Erlang side. */ -void do_fail(char* file, int line, char* reason) +void do_fail(const char* file, int line, const char* reason, ...) { + va_list ap; char sbuf[2048]; + char* sp = sbuf; - sbuf[0] = 'f'; - sprintf(sbuf+1, "%s, line %d: %s", file, line, reason); + *sp++ = 'f'; + sp += sprintf(sp, "%s, line %d: ", file, line); + va_start(ap, reason); + sp += vsprintf(sp, reason, ap); + va_end(ap); reply(sbuf, 1+strlen(sbuf+1)); } diff --git a/lib/erl_interface/test/all_SUITE_data/ei_runner.h b/lib/erl_interface/test/all_SUITE_data/ei_runner.h index 62997d00a0..ca01a1d3ed 100644 --- a/lib/erl_interface/test/all_SUITE_data/ei_runner.h +++ b/lib/erl_interface/test/all_SUITE_data/ei_runner.h @@ -52,10 +52,11 @@ void free_packet(char*); */ #define fail(reason) do_fail(__FILE__, __LINE__, reason) +#define fail1(reason, a1) do_fail(__FILE__, __LINE__, reason, a1) #define report(ok) do_report(__FILE__, __LINE__, ok) void do_report(char* file, int line, int ok); -void do_fail(char* file, int line, char* reason); +void do_fail(const char* file, int line, const char* reason, ...); void send_buffer(char* buf, int size); void message(char* format, ...); diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE.erl b/lib/erl_interface/test/ei_decode_encode_SUITE.erl index a3d0ca0576..14aee76500 100644 --- a/lib/erl_interface/test/ei_decode_encode_SUITE.erl +++ b/lib/erl_interface/test/ei_decode_encode_SUITE.erl @@ -89,17 +89,16 @@ test_ei_decode_encode(Config) when is_list(Config) -> TXPort = mk_port(ThisNode, 268435455), TXRef = mk_ref(ThisNode, [262143, 4294967295, 4294967295]), - OtherNode = {gurka@sallad, 2}, - OXPid = mk_pid(OtherNode, 32767, 8191), - OXPort = mk_port(OtherNode, 268435455), - OXRef = mk_ref(OtherNode, [262143, 4294967295, 4294967295]), - send_rec(P, TXPid), send_rec(P, TXPort), send_rec(P, TXRef), - send_rec(P, OXPid), - send_rec(P, OXPort), - send_rec(P, OXRef), + + [begin OtherNode = {gurka@sallad, Creation}, + send_rec(P, mk_pid(OtherNode, 32767, 8191)), + send_rec(P, mk_port(OtherNode, 268435455)), + send_rec(P, mk_ref(OtherNode, [262143, 4294967295, 4294967295])), + void + end || Creation <- [1, 2, 3, 4, 16#adec0ded]], %% Unicode atoms [begin send_rec(P, Atom), @@ -176,6 +175,9 @@ get_binary(P) -> -define(PORT_EXT, 102). -define(PID_EXT, 103). -define(NEW_REFERENCE_EXT, 114). +-define(NEW_PID_EXT, $X). +-define(NEW_PORT_EXT, $Y). +-define(NEWER_REFERENCE_EXT, $Z). uint32_be(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 32 -> [(Uint bsr 24) band 16#ff, @@ -197,51 +199,62 @@ uint8(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 8 -> uint8(Uint) -> exit({badarg, uint8, [Uint]}). +pid_tag(Creation) when Creation =< 3 -> ?PID_EXT; +pid_tag(_Creation) -> ?NEW_PID_EXT. +enc_creation(Creation) when Creation =< 3 -> uint8(Creation); +enc_creation(Creation) -> uint32_be(Creation). mk_pid({NodeName, Creation}, Number, Serial) when is_atom(NodeName) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_pid({NodeNameExt, Creation}, Number, Serial); mk_pid({NodeNameExt, Creation}, Number, Serial) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PID_EXT, - NodeNameExt, - uint32_be(Number), - uint32_be(Serial), - uint8(Creation)])) of - Pid when is_pid(Pid) -> - Pid; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_pid, [{NodeNameExt, Creation}, Number, Serial]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + pid_tag(Creation), + NodeNameExt, + uint32_be(Number), + uint32_be(Serial), + enc_creation(Creation)])) of + Pid when is_pid(Pid) -> + Pid; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_pid, [{NodeNameExt, Creation}, Number, Serial]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. +port_tag(Creation) when Creation =< 3 -> ?PORT_EXT; +port_tag(_Creation) -> ?NEW_PORT_EXT. + mk_port({NodeName, Creation}, Number) when is_atom(NodeName) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_port({NodeNameExt, Creation}, Number); mk_port({NodeNameExt, Creation}, Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PORT_EXT, - NodeNameExt, - uint32_be(Number), - uint8(Creation)])) of - Port when is_port(Port) -> - Port; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_port, [{NodeNameExt, Creation}, Number]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + port_tag(Creation), + NodeNameExt, + uint32_be(Number), + enc_creation(Creation)])) of + Port when is_port(Port) -> + Port; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_port, [{NodeNameExt, Creation}, Number]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. +ref_tag(Creation) when Creation =< 3 -> ?NEW_REFERENCE_EXT; +ref_tag(_Creation) -> ?NEWER_REFERENCE_EXT. + mk_ref({NodeName, Creation}, Numbers) when is_atom(NodeName), is_integer(Creation), is_list(Numbers) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_ref({NodeNameExt, Creation}, Numbers); mk_ref({NodeNameExt, Creation}, [Number]) when is_binary(NodeNameExt), - is_integer(Creation), - is_integer(Number) -> + is_integer(Creation), + Creation =< 3, + is_integer(Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, ?REFERENCE_EXT, NodeNameExt, @@ -258,20 +271,20 @@ mk_ref({NodeNameExt, Creation}, Numbers) when is_binary(NodeNameExt), is_integer(Creation), is_list(Numbers) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?NEW_REFERENCE_EXT, - uint16_be(length(Numbers)), - NodeNameExt, - uint8(Creation), - lists:map(fun (N) -> - uint32_be(N) - end, - Numbers)])) of - Ref when is_reference(Ref) -> - Ref; - {'EXIT', {badarg, _}} -> - exit({badarg, mk_ref, [{NodeNameExt, Creation}, Numbers]}); - Other -> - exit({unexpected_binary_to_term_result, Other}) + ref_tag(Creation), + uint16_be(length(Numbers)), + NodeNameExt, + enc_creation(Creation), + lists:map(fun (N) -> + uint32_be(N) + end, + Numbers)])) of + Ref when is_reference(Ref) -> + Ref; + {'EXIT', {badarg, _}} -> + exit({badarg, mk_ref, [{NodeNameExt, Creation}, Numbers]}); + Other -> + exit({unexpected_binary_to_term_result, Other}) end. diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c index 4b0201ca0b..58b2dc1671 100644 --- a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c +++ b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c @@ -240,7 +240,7 @@ void decode_encode(struct Type** tv, int nobj) if (err != -1) { fail("decode returned non zero but not -1"); } else { - fail("decode returned non zero"); + fail1("decode '%s' returned non zero", t->name); } return; } @@ -491,12 +491,11 @@ TESTCASE(test_ei_decode_encode) decode_encode_big(&big_type); /* Test large node containers... */ - decode_encode_one(&pid_type); - decode_encode_one(&port_type); - decode_encode_one(&ref_type); - decode_encode_one(&pid_type); - decode_encode_one(&port_type); - decode_encode_one(&ref_type); + for (i=0; i<6; i++) { + decode_encode_one(&pid_type); + decode_encode_one(&port_type); + decode_encode_one(&ref_type); + } /* Unicode atoms */ for (i=0; i<24; i++) { diff --git a/lib/erl_interface/test/ei_tmo_SUITE.erl b/lib/erl_interface/test/ei_tmo_SUITE.erl index 4cd4202116..aaa0992fb4 100644 --- a/lib/erl_interface/test/ei_tmo_SUITE.erl +++ b/lib/erl_interface/test/ei_tmo_SUITE.erl @@ -25,11 +25,10 @@ -include_lib("kernel/include/inet.hrl"). -include("ei_tmo_SUITE_data/ei_tmo_test_cases.hrl"). --define(dummy_host,test01). - -export([all/0, suite/0, init_per_testcase/2, end_per_testcase/2, framework_check/1, ei_accept_tmo/1, ei_connect_tmo/1, ei_send_tmo/1, + ei_connect_tmo/0, ei_recv_tmo/1]). suite() -> @@ -165,12 +164,12 @@ do_one_send_failure(Config,From,FakeName,CName,VxSim) -> {term, X} = runner:get_term(P3, 10000), true = is_integer(X), Message = [112,term_to_binary({6,self(),'',test}), - term_to_binary({From,10000, + term_to_binary({From,50000, {app,["lapp",{sa,["att",du,{slapp, sitta}]}]}})], gen_tcp:send(SocketB,Message), - %% At this point the test program starts sending messages (max 10000). Since + %% At this point the test program starts sending messages (max 50000). Since %% we're not receiving, eventually the send buffer fills up. Then no more %% sending is possible and select() times out. The number of messages sent %% before this happens is returned in Iters. The timeout value for get_term/2 @@ -196,6 +195,8 @@ do_one_send_failure(Config,From,FakeName,CName,VxSim) -> %% Check accept with timeouts. +ei_connect_tmo() -> [{require, test_host_not_reachable}]. + ei_connect_tmo(Config) when is_list(Config) -> %dbg:tracer(), %dbg:p(self()), @@ -311,12 +312,13 @@ make_node(X) -> make_and_check_dummy() -> % First check that the host has an ip and is *not* reachable - case gen_tcp:connect(?dummy_host,23,[{active,false}],5000) of + HostNotReachable = ct:get_config(test_host_not_reachable), + case gen_tcp:connect(HostNotReachable, 23, [{active,false}],5000) of {error,timeout} -> ok; {error,ehostunreach} -> ok end, - list_to_atom("dummy@"++atom_to_list(?dummy_host)). + list_to_atom("dummy@"++HostNotReachable). %% %% Stolen from the erl_distribution_wb_test in kernel diff --git a/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c b/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c index 1104f642a2..78dc9c5b8a 100644 --- a/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c +++ b/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c @@ -512,18 +512,21 @@ TESTCASE(send_tmo) for (i=0;i < iterations; ++i) { res = ei_send_tmo(com_sock, &pid, send_buffer.buff, send_buffer.index, 5000); - DEBUGF(("Sent bindata (%d):\n",res)); + if (res < 0) { + DEBUGF(("Sent bindata failed (%d) after %d iterations:\n", res, i)); + break; + } #ifdef DEBUG + if (i < 10 || (i % 100 == 0)) /* don't flood the log */ { int ndx = 0; int v; + DEBUGF(("%d: Sent bindata (%d): ", i, res)); ei_decode_version(send_buffer.buff,&ndx,&v); ei_print_term(debugfile, send_buffer.buff, &ndx); + DEBUGF(("\n")); } #endif - DEBUGF(("\n")); - if (res < 0) - break; } if (res < 0) { DEBUGF(("ei_send_tmo failure at line %d\n",__LINE__)); diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java index d7ba88288f..0072c5939a 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java @@ -95,6 +95,7 @@ public class AbstractNode implements OtpTransportFactory { static final int dFlagUnicodeIo = 0x1000; static final int dFlagUtf8Atoms = 0x10000; static final int dFlagMapTag = 0x20000; + static final int dFlagBigCreation = 0x40000; int ntype = NTYPE_R6; int proto = 0; // tcp/ip @@ -103,7 +104,8 @@ public class AbstractNode implements OtpTransportFactory { int creation = 0; int flags = dFlagExtendedReferences | dFlagExtendedPidsPorts | dFlagBitBinaries | dFlagNewFloats | dFlagFunTags - | dflagNewFunTags | dFlagUtf8Atoms | dFlagMapTag; + | dflagNewFunTags | dFlagUtf8Atoms | dFlagMapTag + | dFlagBigCreation; /* initialize hostname and default cookie */ static { diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java index 20b7ff6a7f..66b4475a9e 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java @@ -27,6 +27,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> // don't change this! private static final long serialVersionUID = 1664394142301803659L; + private final int tag; private final String node; private final int id; private final int serial; @@ -44,6 +45,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> public OtpErlangPid(final OtpLocalNode self) { final OtpErlangPid p = self.createPid(); + tag = p.tag; id = p.id; serial = p.serial; creation = p.creation; @@ -65,6 +67,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> throws OtpErlangDecodeException { final OtpErlangPid p = buf.read_pid(); + tag = p.tag; node = p.node(); id = p.id(); serial = p.serial(); @@ -85,15 +88,52 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> * used. * * @param creation - * yet another arbitrary number. Only the low order 2 bits will + * yet another arbitrary number. Ony the low order 2 bits will * be used. */ public OtpErlangPid(final String node, final int id, final int serial, - final int creation) { - this.node = node; - this.id = id & 0x7fff; // 15 bits - this.serial = serial & 0x1fff; // 13 bits - this.creation = creation & 0x03; // 2 bits + final int creation) { + this(OtpExternal.pidTag, node, id, serial, creation); + } + + /** + * Create an Erlang pid from its components. + * + * @param tag + * the external format to be compliant with + * OtpExternal.pidTag where only a subset of the bits are significant (see other constructor). + * OtpExternal.newPidTag where all 32 bits of id,serial and creation are significant. + * newPidTag can only be decoded by OTP-19 and newer. + * @param node + * the nodename. + * + * @param id + * an arbitrary number. + * + * @param serial + * another arbitrary number. + * + * @param creation + * yet another arbitrary number. + */ + protected OtpErlangPid(final int tag, final String node, final int id, + final int serial, final int creation) { + this.tag = tag; + this.node = node; + if (tag == OtpExternal.pidTag) { + this.id = id & 0x7fff; // 15 bits + this.serial = serial & 0x1fff; // 13 bits + this.creation = creation & 0x03; // 2 bits + } + else { // allow all 32 bits for newPidTag + this.id = id; + this.serial = serial; + this.creation = creation; + } + } + + protected int tag() { + return tag; } /** @@ -151,7 +191,7 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> */ @Override public void encode(final OtpOutputStream buf) { - buf.write_pid(node, id, serial, creation); + buf.write_pid(this); } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java index a6198d56cc..16c8d2ed85 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java @@ -26,6 +26,7 @@ public class OtpErlangPort extends OtpErlangObject { // don't change this! private static final long serialVersionUID = 4037115468007644704L; + private final int tag; private final String node; private final int id; private final int creation; @@ -42,6 +43,7 @@ public class OtpErlangPort extends OtpErlangObject { private OtpErlangPort(final OtpSelf self) { final OtpErlangPort p = self.createPort(); + tag = p.tag; id = p.id; creation = p.creation; node = p.node; @@ -62,6 +64,7 @@ public class OtpErlangPort extends OtpErlangObject { throws OtpErlangDecodeException { final OtpErlangPort p = buf.read_port(); + tag = p.tag; node = p.node(); id = p.id(); creation = p.creation(); @@ -77,13 +80,45 @@ public class OtpErlangPort extends OtpErlangObject { * an arbitrary number. Only the low order 28 bits will be used. * * @param creation - * another arbitrary number. Only the low order 2 bits will be - * used. + * another arbitrary number. Only the low order 2 bits will be used. */ public OtpErlangPort(final String node, final int id, final int creation) { - this.node = node; - this.id = id & 0xfffffff; // 28 bits - this.creation = creation & 0x03; // 2 bits + this(OtpExternal.portTag, node, id, creation); + } + + /** + * Create an Erlang port from its components. + * + * @param tag + * the external format to be compliant with. + * OtpExternal.portTag where only a subset of the bits are used (see other constructor) + * OtpExternal.newPortTag where all 32 bits of id and creation are significant. + * newPortTag can only be decoded by OTP-19 and newer. + * @param node + * the nodename. + * + * @param id + * an arbitrary number. Only the low order 28 bits will be used. + * + * @param creation + * another arbitrary number. + */ + public OtpErlangPort(final int tag, final String node, final int id, + final int creation) { + this.tag = tag; + this.node = node; + if (tag == OtpExternal.portTag) { + this.id = id & 0xfffffff; // 28 bits + this.creation = creation & 0x3; // 2 bits + } + else { + this.id = id; + this.creation = creation; + } + } + + protected int tag() { + return tag; } /** @@ -132,7 +167,7 @@ public class OtpErlangPort extends OtpErlangObject { */ @Override public void encode(final OtpOutputStream buf) { - buf.write_port(node, id, creation); + buf.write_port(this); } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java index 8b57e7265b..c0a3a4061d 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java @@ -28,11 +28,13 @@ public class OtpErlangRef extends OtpErlangObject { // don't change this! private static final long serialVersionUID = -7022666480768586521L; + private final int tag; private final String node; private final int creation; // old style refs have one 18-bit id // r6 "new" refs have array of ids, first one is only 18 bits however + // 19 "newer" refs have full 32-bits for creation and for ids[0] private int ids[] = null; /** @@ -47,6 +49,7 @@ public class OtpErlangRef extends OtpErlangObject { public OtpErlangRef(final OtpLocalNode self) { final OtpErlangRef r = self.createRef(); + tag = r.tag; ids = r.ids; creation = r.creation; node = r.node; @@ -67,6 +70,7 @@ public class OtpErlangRef extends OtpErlangObject { throws OtpErlangDecodeException { final OtpErlangRef r = buf.read_ref(); + tag = r.tag; node = r.node(); creation = r.creation(); @@ -83,10 +87,10 @@ public class OtpErlangRef extends OtpErlangObject { * an arbitrary number. Only the low order 18 bits will be used. * * @param creation - * another arbitrary number. Only the low order 2 bits will be - * used. + * another arbitrary number. */ public OtpErlangRef(final String node, final int id, final int creation) { + this.tag = OtpExternal.newRefTag; this.node = node; ids = new int[1]; ids[0] = id & 0x3ffff; // 18 bits @@ -110,10 +114,34 @@ public class OtpErlangRef extends OtpErlangObject { * used. */ public OtpErlangRef(final String node, final int[] ids, final int creation) { + this(OtpExternal.newRefTag, node, ids, creation); + } + + /** + * Create a new(er) style Erlang ref from its components. + * + * @param tag + * the external format to be compliant with. + * OtpExternal.newRefTag where only a subset of the bits are used (see other constructor) + * OtpExternal.newerRefTag where all bits of ids and creation are used. + * newerPortTag can only be decoded by OTP-19 and newer. + * + * @param node + * the nodename. + * + * @param ids + * an array of arbitrary numbers. At most three numbers + * will be read from the array. + * + * @param creation + * another arbitrary number. + */ + public OtpErlangRef(final int tag, final String node, final int[] ids, + final int creation) { + this.tag = tag; this.node = node; - this.creation = creation & 0x03; // 2 bits - // use at most 82 bits (18 + 32 + 32) + // use at most 3 words int len = ids.length; this.ids = new int[3]; this.ids[0] = 0; @@ -124,7 +152,17 @@ public class OtpErlangRef extends OtpErlangObject { len = 3; } System.arraycopy(ids, 0, this.ids, 0, len); - this.ids[0] &= 0x3ffff; // only 18 significant bits in first number + if (tag == OtpExternal.newRefTag) { + this.creation = creation & 0x3; + this.ids[0] &= 0x3ffff; // only 18 significant bits in first number + } + else { + this.creation = creation; + } + } + + protected int tag() { + return tag; } /** @@ -202,7 +240,7 @@ public class OtpErlangRef extends OtpErlangObject { */ @Override public void encode(final OtpOutputStream buf) { - buf.write_ref(node, ids, creation); + buf.write_ref(this); } /** diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java index 4645f25590..e19e7304b7 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java @@ -46,9 +46,11 @@ public class OtpExternal { /** The tag used for ports */ public static final int portTag = 102; + public static final int newPortTag = 89; /** The tag used for PIDs */ public static final int pidTag = 103; + public static final int newPidTag = 88; /** The tag used for small tuples */ public static final int smallTupleTag = 104; @@ -85,6 +87,7 @@ public class OtpExternal { /** The tag used for new style references */ public static final int newRefTag = 114; + public static final int newerRefTag = 90; /** The tag used for maps */ public static final int mapTag = 116; diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java index fa0815fbf0..50d825fb80 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java @@ -954,18 +954,23 @@ public class OtpInputStream extends ByteArrayInputStream { tag = read1skip_version(); - if (tag != OtpExternal.pidTag) { + if (tag != OtpExternal.pidTag && + tag != OtpExternal.newPidTag) { throw new OtpErlangDecodeException( "Wrong tag encountered, expected " + OtpExternal.pidTag + + " or " + OtpExternal.newPidTag + ", got " + tag); } node = read_atom(); - id = read4BE() & 0x7fff; // 15 bits - serial = read4BE() & 0x1fff; // 13 bits - creation = read1() & 0x03; // 2 bits - - return new OtpErlangPid(node, id, serial, creation); + id = read4BE(); + serial = read4BE(); + if (tag == OtpExternal.pidTag) + creation = read1(); + else + creation = read4BE(); + + return new OtpErlangPid(tag, node, id, serial, creation); } /** @@ -984,17 +989,22 @@ public class OtpInputStream extends ByteArrayInputStream { tag = read1skip_version(); - if (tag != OtpExternal.portTag) { + if (tag != OtpExternal.portTag && + tag != OtpExternal.newPortTag) { throw new OtpErlangDecodeException( "Wrong tag encountered, expected " + OtpExternal.portTag + + " or " + OtpExternal.newPortTag + ", got " + tag); } node = read_atom(); - id = read4BE() & 0xfffffff; // 28 bits - creation = read1() & 0x03; // 2 bits + id = read4BE(); + if (tag == OtpExternal.portTag) + creation = read1(); + else + creation = read4BE(); - return new OtpErlangPort(node, id, creation); + return new OtpErlangPort(tag, node, id, creation); } /** @@ -1021,16 +1031,23 @@ public class OtpInputStream extends ByteArrayInputStream { return new OtpErlangRef(node, id, creation); case OtpExternal.newRefTag: + case OtpExternal.newerRefTag: final int arity = read2BE(); + if (arity > 3) { + throw new OtpErlangDecodeException( + "Ref arity " + arity + " too large "); + } node = read_atom(); - creation = read1() & 0x03; // 2 bits + if (tag == OtpExternal.newRefTag) + creation = read1(); + else + creation = read4BE(); final int[] ids = new int[arity]; for (int i = 0; i < arity; i++) { ids[i] = read4BE(); } - ids[0] &= 0x3ffff; // first id gets truncated to 18 bits - return new OtpErlangRef(node, ids, creation); + return new OtpErlangRef(tag, node, ids, creation); default: throw new OtpErlangDecodeException( @@ -1200,15 +1217,18 @@ public class OtpInputStream extends ByteArrayInputStream { case OtpExternal.refTag: case OtpExternal.newRefTag: + case OtpExternal.newerRefTag: return new OtpErlangRef(this); case OtpExternal.mapTag: return new OtpErlangMap(this); case OtpExternal.portTag: + case OtpExternal.newPortTag: return new OtpErlangPort(this); case OtpExternal.pidTag: + case OtpExternal.newPidTag: return new OtpErlangPid(this); case OtpExternal.stringTag: diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java index 4faae2a157..10e48ffc43 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java @@ -728,14 +728,38 @@ public class OtpOutputStream extends ByteArrayOutputStream { */ public void write_pid(final String node, final int id, final int serial, final int creation) { - write1(OtpExternal.pidTag); - write_atom(node); - write4BE(id & 0x7fff); // 15 bits - write4BE(serial & 0x1fff); // 13 bits - write1(creation & 0x3); // 2 bits + write1(OtpExternal.pidTag); + write_atom(node); + write4BE(id & 0x7fff); // 15 bits + write4BE(serial & 0x1fff); // 13 bits + write1(creation & 0x3); // 2 bits } /** + * Write an Erlang PID to the stream. + * + * @param pid + * the pid + */ + public void write_pid(OtpErlangPid pid) { + write1(pid.tag()); + write_atom(pid.node()); + write4BE(pid.id()); + write4BE(pid.serial()); + switch (pid.tag()) { + case OtpExternal.pidTag: + write1(pid.creation()); + break; + case OtpExternal.newPidTag: + write4BE(pid.creation()); + break; + default: + throw new AssertionError("Invalid pid tag " + pid.tag()); + } + } + + + /** * Write an Erlang port to the stream. * * @param node @@ -745,15 +769,36 @@ public class OtpOutputStream extends ByteArrayOutputStream { * an arbitrary number. Only the low order 28 bits will be used. * * @param creation - * another arbitrary number. Only the low order 2 bits will be - * used. - * + * another arbitrary number. Only the low order 2 bits will + * be used. */ public void write_port(final String node, final int id, final int creation) { - write1(OtpExternal.portTag); - write_atom(node); - write4BE(id & 0xfffffff); // 28 bits - write1(creation & 0x3); // 2 bits + write1(OtpExternal.portTag); + write_atom(node); + write4BE(id & 0xfffffff); // 28 bits + write1(creation & 0x3); // 2 bits + } + + /** + * Write an Erlang port to the stream. + * + * @param port + * the port. + */ + public void write_port(OtpErlangPort port) { + write1(port.tag()); + write_atom(port.node()); + write4BE(port.id()); + switch (port.tag()) { + case OtpExternal.portTag: + write1(port.creation()); + break; + case OtpExternal.newPortTag: + write4BE(port.creation()); + break; + default: + throw new AssertionError("Invalid port tag " + port.tag()); + } } /** @@ -766,32 +811,31 @@ public class OtpOutputStream extends ByteArrayOutputStream { * an arbitrary number. Only the low order 18 bits will be used. * * @param creation - * another arbitrary number. Only the low order 2 bits will be - * used. + * another arbitrary number. * */ public void write_ref(final String node, final int id, final int creation) { - write1(OtpExternal.refTag); - write_atom(node); - write4BE(id & 0x3ffff); // 18 bits - write1(creation & 0x3); // 2 bits + /* Always encode as an extended reference; all + participating parties are now expected to be + able to decode extended references. */ + int ids[] = new int[1]; + ids[0] = id; + write_ref(node, ids, creation); } /** - * Write a new style (R6 and later) Erlang ref to the stream. + * Write an Erlang ref to the stream. * * @param node * the nodename. * * @param ids * an array of arbitrary numbers. Only the low order 18 bits of - * the first number will be used. If the array contains only one - * number, an old style ref will be written instead. At most - * three numbers will be read from the array. + * the first number will be used. At most three numbers + * will be read from the array. * * @param creation - * another arbitrary number. Only the low order 2 bits will be - * used. + * another arbitrary number. Only the low order 2 bits will be used. * */ public void write_ref(final String node, final int[] ids, final int creation) { @@ -800,29 +844,54 @@ public class OtpOutputStream extends ByteArrayOutputStream { arity = 3; // max 3 words in ref } - if (arity == 1) { - // use old method - this.write_ref(node, ids[0], creation); - } else { - // r6 ref - write1(OtpExternal.newRefTag); + write1(OtpExternal.newRefTag); - // how many id values - write2BE(arity); + // how many id values + write2BE(arity); - write_atom(node); + write_atom(node); - // note: creation BEFORE id in r6 ref - write1(creation & 0x3); // 2 bits + write1(creation & 0x3); // 2 bits - // first int gets truncated to 18 bits - write4BE(ids[0] & 0x3ffff); + // first int gets truncated to 18 bits + write4BE(ids[0] & 0x3ffff); - // remaining ones are left as is - for (int i = 1; i < arity; i++) { - write4BE(ids[i]); - } - } + // remaining ones are left as is + for (int i = 1; i < arity; i++) { + write4BE(ids[i]); + } + } + + /** + * Write an Erlang ref to the stream. + * + * @param ref + * the reference + */ + public void write_ref(OtpErlangRef ref) { + int[] ids = ref.ids(); + int arity = ids.length; + + write1(ref.tag()); + write2BE(arity); + write_atom(ref.node()); + + switch (ref.tag()) { + case OtpExternal.newRefTag: + write1(ref.creation()); + write4BE(ids[0] & 0x3ffff); // first word gets truncated to 18 bits + break; + case OtpExternal.newerRefTag: + write4BE(ref.creation()); + write4BE(ids[0]); // full first word + break; + default: + throw new AssertionError("Invalid ref tag " + ref.tag()); + } + + for (int i = 1; i < arity; i++) { + write4BE(ids[i]); + } } /** diff --git a/lib/jinterface/test/nc_SUITE.erl b/lib/jinterface/test/nc_SUITE.erl index 9910334749..3022eb1635 100644 --- a/lib/jinterface/test/nc_SUITE.erl +++ b/lib/jinterface/test/nc_SUITE.erl @@ -31,6 +31,10 @@ -define(NEW_REFERENCE_EXT, 114). -define(ATOM_UTF8_EXT, 118). -define(SMALL_ATOM_UTF8_EXT, 119). +-define(NEW_PID_EXT, $X). +-define(NEW_PORT_EXT, $Y). +-define(NEWER_REFERENCE_EXT, $Z). + -export([all/0, suite/0,groups/0,init_per_group/2,end_per_group/2, init_per_suite/1, @@ -123,12 +127,13 @@ pid_roundtrip(doc) -> []; pid_roundtrip(suite) -> []; pid_roundtrip(Config) when is_list(Config)-> ThisNode = {node(), erlang:system_info(creation)}, - RemNode = {gurka@sallad, 2}, + RemPids = [mk_pid({gurka@sallad, Cr}, Num, Ser) + || Cr <- [1,2,3,4,16#adec0ded], + {Num, Ser} <- [{4711,4711},{32767, 8191}]], do_echo([self(), mk_pid(ThisNode, 4711, 4711), - mk_pid(ThisNode, 32767, 8191), - mk_pid(RemNode, 4711, 4711), - mk_pid(RemNode, 32767, 8191)], + mk_pid(ThisNode, 32767, 8191) + | RemPids], Config). fun_roundtrip(doc) -> []; @@ -144,26 +149,29 @@ port_roundtrip(doc) -> []; port_roundtrip(suite) -> []; port_roundtrip(Config) when is_list(Config)-> ThisNode = {node(), erlang:system_info(creation)}, - RemNode = {gurka@sallad, 2}, + RemPorts = [mk_port({gurka@sallad, Cr}, Num) + || Cr <- [1,2,3,4,16#adec0ded], + Num <- [4711, 268435455]], do_echo([hd(erlang:ports()), mk_port(ThisNode, 4711), - mk_port(ThisNode, 268435455), - mk_port(RemNode, 4711), - mk_port(RemNode, 268435455)], + mk_port(ThisNode, 268435455) + | RemPorts], Config). ref_roundtrip(doc) -> []; ref_roundtrip(suite) -> []; ref_roundtrip(Config) when is_list(Config)-> ThisNode = {node(), erlang:system_info(creation)}, - RemNode = {gurka@sallad, 2}, + RemRefs = [mk_ref({gurka@sallad, Cr}, Words) + || Cr <- [1,2,3,4,16#adec0ded], + Words <- [[4711], + [4711, 4711, 4711], + [262143, 4294967295, 4294967295]]], do_echo([make_ref(), mk_ref(ThisNode, [4711]), mk_ref(ThisNode, [4711, 4711, 4711]), - mk_ref(ThisNode, [262143, 4294967295, 4294967295]), - mk_ref(RemNode, [4711]), - mk_ref(RemNode, [4711, 4711, 4711]), - mk_ref(RemNode, [262143, 4294967295, 4294967295])], + mk_ref(ThisNode, [262143, 4294967295, 4294967295]) + | RemRefs], Config). new_float(doc) -> []; @@ -759,17 +767,22 @@ uint8(Uint) -> exit({badarg, uint8, [Uint]}). +pid_tag(Creation) when Creation =< 3 -> ?PID_EXT; +pid_tag(_Creation) -> ?NEW_PID_EXT. + +enc_creation(Creation) when Creation =< 3 -> uint8(Creation); +enc_creation(Creation) -> uint32_be(Creation). mk_pid({NodeName, Creation}, Number, Serial) when is_atom(NodeName) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_pid({NodeNameExt, Creation}, Number, Serial); mk_pid({NodeNameExt, Creation}, Number, Serial) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PID_EXT, + pid_tag(Creation), NodeNameExt, uint32_be(Number), uint32_be(Serial), - uint8(Creation)])) of + enc_creation(Creation)])) of Pid when is_pid(Pid) -> Pid; {'EXIT', {badarg, _}} -> @@ -778,15 +791,18 @@ mk_pid({NodeNameExt, Creation}, Number, Serial) -> exit({unexpected_binary_to_term_result, Other}) end. +port_tag(Creation) when Creation =< 3 -> ?PORT_EXT; +port_tag(_Creation) -> ?NEW_PORT_EXT. + mk_port({NodeName, Creation}, Number) when is_atom(NodeName) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_port({NodeNameExt, Creation}, Number); mk_port({NodeNameExt, Creation}, Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?PORT_EXT, + port_tag(Creation), NodeNameExt, uint32_be(Number), - uint8(Creation)])) of + enc_creation(Creation)])) of Port when is_port(Port) -> Port; {'EXIT', {badarg, _}} -> @@ -795,12 +811,16 @@ mk_port({NodeNameExt, Creation}, Number) -> exit({unexpected_binary_to_term_result, Other}) end. +ref_tag(Creation) when Creation =< 3 -> ?NEW_REFERENCE_EXT; +ref_tag(_Creation) -> ?NEWER_REFERENCE_EXT. + mk_ref({NodeName, Creation}, [Number] = NL) when is_atom(NodeName), is_integer(Creation), is_integer(Number) -> <<?VERSION_MAGIC, NodeNameExt/binary>> = term_to_binary(NodeName), mk_ref({NodeNameExt, Creation}, NL); mk_ref({NodeNameExt, Creation}, [Number]) when is_integer(Creation), + Creation =< 3, is_integer(Number) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, ?REFERENCE_EXT, @@ -822,10 +842,10 @@ mk_ref({NodeName, Creation}, Numbers) when is_atom(NodeName), mk_ref({NodeNameExt, Creation}, Numbers) when is_integer(Creation), is_list(Numbers) -> case catch binary_to_term(list_to_binary([?VERSION_MAGIC, - ?NEW_REFERENCE_EXT, + ref_tag(Creation), uint16_be(length(Numbers)), NodeNameExt, - uint8(Creation), + enc_creation(Creation), lists:map(fun (N) -> uint32_be(N) end, diff --git a/lib/kernel/include/dist.hrl b/lib/kernel/include/dist.hrl index 47d9459a19..412ea58e65 100644 --- a/lib/kernel/include/dist.hrl +++ b/lib/kernel/include/dist.hrl @@ -39,3 +39,4 @@ -define(DFLAG_SMALL_ATOM_TAGS, 16#4000). -define(DFLAG_UTF8_ATOMS, 16#10000). -define(DFLAG_MAP_TAG, 16#20000). +-define(DFLAG_BIG_CREATION, 16#40000). diff --git a/lib/kernel/src/dist_util.erl b/lib/kernel/src/dist_util.erl index e3817fcce5..36b9a22493 100644 --- a/lib/kernel/src/dist_util.erl +++ b/lib/kernel/src/dist_util.erl @@ -118,7 +118,8 @@ make_this_flags(RequestType, OtherNode) -> ?DFLAG_DIST_HDR_ATOM_CACHE bor ?DFLAG_SMALL_ATOM_TAGS bor ?DFLAG_UTF8_ATOMS bor - ?DFLAG_MAP_TAG). + ?DFLAG_MAP_TAG bor + ?DFLAG_BIG_CREATION). handshake_other_started(#hs_data{request_type=ReqType}=HSData0) -> {PreOtherFlags,Node,Version} = recv_name(HSData0), |