From 84adefa331c4159d432d22840663c38f155cd4c1 Mon Sep 17 00:00:00 2001 From: Erlang/OTP Date: Fri, 20 Nov 2009 14:54:40 +0000 Subject: The R13B03 release. --- lib/erl_interface/src/encode/encode_fun.c | 82 +++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 lib/erl_interface/src/encode/encode_fun.c (limited to 'lib/erl_interface/src/encode/encode_fun.c') diff --git a/lib/erl_interface/src/encode/encode_fun.c b/lib/erl_interface/src/encode/encode_fun.c new file mode 100644 index 0000000000..54ee2083d6 --- /dev/null +++ b/lib/erl_interface/src/encode/encode_fun.c @@ -0,0 +1,82 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2001-2009. 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 +#include "eidef.h" +#include "eiext.h" +#include "putget.h" + +int ei_encode_fun(char *buf, int *index, const erlang_fun *p) +{ + int ix = *index; + + if (p->arity == -1) { + /* ERL_FUN_EXT */ + if (buf != NULL) { + char* s = buf + ix; + put8(s, ERL_FUN_EXT); + put32be(s, p->n_free_vars); + } + ix += sizeof(char) + 4; + if (ei_encode_pid(buf, &ix, &p->pid) < 0) + return -1; + if (ei_encode_atom(buf, &ix, p->module) < 0) + return -1; + if (ei_encode_long(buf, &ix, p->index) < 0) + return -1; + if (ei_encode_long(buf, &ix, p->uniq) < 0) + return -1; + if (buf != NULL) + memcpy(buf + ix, p->free_vars, p->free_var_len); + ix += p->free_var_len; + } else { + char *size_p; + /* ERL_NEW_FUN_EXT */ + if (buf != NULL) { + char* s = buf + ix; + put8(s, ERL_NEW_FUN_EXT); + size_p = s; + s += 4; + put8(s, p->arity); + memcpy(s, p->md5, sizeof(p->md5)); + s += sizeof(p->md5); + put32be(s, p->index); + put32be(s, p->n_free_vars); + } else + size_p = NULL; + ix += 1 + 4 + 1 + sizeof(p->md5) + 4 + 4; + if (ei_encode_atom(buf, &ix, p->module) < 0) + return -1; + if (ei_encode_long(buf, &ix, p->old_index) < 0) + return -1; + if (ei_encode_long(buf, &ix, p->uniq) < 0) + return -1; + if (ei_encode_pid(buf, &ix, &p->pid) < 0) + return -1; + if (buf != NULL) + memcpy(buf + ix, p->free_vars, p->free_var_len); + ix += p->free_var_len; + if (size_p != NULL) { + int sz = buf + ix - size_p; + put32be(size_p, sz); + } + } + *index = ix; + return 0; +} + -- cgit v1.2.3