forked from osmocom/wireshark
139 lines
2.6 KiB
C
139 lines
2.6 KiB
C
/*
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* Copyright (c) 2006 by Gilbert Ramirez <gram@alumni.rice.edu>
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*
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* Wireshark - Network traffic analyzer
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include "syntax-tree.h"
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#include "sttype-function.h"
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typedef struct {
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guint32 magic;
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df_func_def_t *funcdef;
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GSList *params;
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} function_t;
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#define FUNCTION_MAGIC 0xe10f0f99
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static gpointer
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function_new(gpointer funcdef)
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{
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function_t *stfuncrec;
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g_assert(funcdef != NULL);
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stfuncrec = g_new(function_t, 1);
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stfuncrec->magic = FUNCTION_MAGIC;
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stfuncrec->funcdef = (df_func_def_t *)funcdef;
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stfuncrec->params = NULL;
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return (gpointer) stfuncrec;
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}
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static gpointer
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function_dup(gconstpointer data)
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{
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const function_t *org = (const function_t *)data;
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function_t *stfuncrec;
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GSList *p;
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stfuncrec = (function_t *)function_new(org->funcdef);
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for (p = org->params; p; p = p->next) {
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const stnode_t *param = (const stnode_t *)p->data;
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stfuncrec->params = g_slist_append(stfuncrec->params, stnode_dup(param));
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}
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return (gpointer) stfuncrec;
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}
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static void
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slist_stnode_free(gpointer data, gpointer user_data _U_)
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{
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stnode_free((stnode_t *)data);
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}
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void
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st_funcparams_free(GSList *params)
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{
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g_slist_foreach(params, slist_stnode_free, NULL);
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g_slist_free(params);
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}
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static void
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function_free(gpointer value)
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{
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function_t *stfuncrec = (function_t*)value;
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assert_magic(stfuncrec, FUNCTION_MAGIC);
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st_funcparams_free(stfuncrec->params);
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g_free(stfuncrec);
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}
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/* Set the parameters for a function stnode_t. */
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void
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sttype_function_set_params(stnode_t *node, GSList *params)
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{
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function_t *stfuncrec;
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stfuncrec = (function_t*)stnode_data(node);
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assert_magic(stfuncrec, FUNCTION_MAGIC);
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stfuncrec->params = params;
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}
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/* Get the function-definition record for a function stnode_t. */
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df_func_def_t*
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sttype_function_funcdef(stnode_t *node)
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{
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function_t *stfuncrec;
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stfuncrec = (function_t*)stnode_data(node);
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assert_magic(stfuncrec, FUNCTION_MAGIC);
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return stfuncrec->funcdef;
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}
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/* Get the parameters for a function stnode_t. */
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GSList*
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sttype_function_params(stnode_t *node)
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{
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function_t *stfuncrec;
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stfuncrec = (function_t*)stnode_data(node);
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assert_magic(stfuncrec, FUNCTION_MAGIC);
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return stfuncrec->params;
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}
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void
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sttype_register_function(void)
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{
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static sttype_t function_type = {
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STTYPE_FUNCTION,
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"FUNCTION",
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function_new,
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function_free,
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function_dup
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};
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sttype_register(&function_type);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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