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Diffstat (limited to 'lib/erl_interface/src/encode/encode_pid.c')
-rw-r--r-- | lib/erl_interface/src/encode/encode_pid.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/lib/erl_interface/src/encode/encode_pid.c b/lib/erl_interface/src/encode/encode_pid.c new file mode 100644 index 0000000000..ee7f235c17 --- /dev/null +++ b/lib/erl_interface/src/encode/encode_pid.c @@ -0,0 +1,52 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * + * The contents of this file are subject to the Erlang Public License, + * Version 1.1, (the "License"); you may not use this file except in + * compliance with the License. You should have received a copy of the + * Erlang Public License along with this software. If not, it can be + * retrieved online at http://www.erlang.org/. + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * %CopyrightEnd% + */ +#include <string.h> +#include "eidef.h" +#include "eiext.h" +#include "putget.h" + +int ei_encode_pid(char *buf, int *index, const erlang_pid *p) +{ + char *s = buf + *index; + char *s0 = s; + int len = strlen(p->node); + + if (!buf) s += 13 + len; + else { + put8(s,ERL_PID_EXT); + + /* first the nodename */ + put8(s,ERL_ATOM_EXT); + + put16be(s,len); + + memmove(s, p->node, len); + s += len; + + /* now the integers */ + put32be(s,p->num & 0x7fff); /* 15 bits */ + put32be(s,p->serial & 0x1fff); /* 13 bits */ + put8(s,(p->creation & 0x03)); /* 2 bits */ + } + + *index += s-s0; + + return 0; +} + |