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-rw-r--r--digital/ai/src/fsm/angfsm.host.c2456
1 files changed, 2456 insertions, 0 deletions
diff --git a/digital/ai/src/fsm/angfsm.host.c b/digital/ai/src/fsm/angfsm.host.c
new file mode 100644
index 00000000..fe8f403e
--- /dev/null
+++ b/digital/ai/src/fsm/angfsm.host.c
@@ -0,0 +1,2456 @@
+/*
+ AngFSM - Almost Non Generated Finite State Machine
+ Copyright 2011, 2012 Jerome Jutteau
+
+ This file is part of AngFSM.
+
+ AngFSM is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ AngFSM is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with AngFSM. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifdef HOST
+
+#include "angfsm.h"
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+const char *angfsm_build_arch_name[ANGFSM_BUILD_ARCH_NB] = {
+ "host",
+ "avr",
+ "arm"
+};
+
+void
+angfsm_build_print_help ()
+{
+ printf (
+ "AngFSM Copyright (C) 2011, 2012 Jérôme Jutteau\n"
+ "This program comes with ABSOLUTELY NO WARRANTY;\n"
+ "This is free software, and you are welcome to redistribute it\n"
+ "under certain conditions; consult license for details.\n"
+ "\n"
+ "options:\n"
+ "--ang-help : show this help.\n"
+ "--ang-fsm [FSM_NAME]\n"
+ " Select a specific fsm by it's name, the next parameters will use\n"
+ " this parameter until another is set. You don't have to specifie\n"
+ " a fsm name with this option if there is only one fsm.\n"
+ "--ang-dot [FILENAME]\n"
+ " Generate the dot representation of the current fsm in the\n"
+ " specified filename.\n"
+ "--ang-gen [ARCH]\n"
+ " Generate a optimized code of all fsm for the specified\n"
+ " architecture. You will have to recompile your fsm with the\n"
+ " generated files but you won't have to edit your fsm code.\n"
+ " Available architecture are: "
+ );
+ int i;
+ for (i = 0; i < ANGFSM_BUILD_ARCH_NB - 1; i++)
+ printf ("%s, ", angfsm_build_arch_name[i]);
+ printf ("%s.\n", angfsm_build_arch_name[ANGFSM_BUILD_ARCH_NB - 1]);
+ printf (
+ " Once the code generated, you will have to recompile your code\n"
+ " and the generated .c files with the architecture's specific\n"
+ " compiler. If you want to recompile the fsm for the \"host\" target\n"
+ " you have to provide the -D __HOST_ARCH__ option to your compiler.\n"
+ "--ang-embedded-strings\n"
+ " Add events and states strings in generated code for all fsm or\n"
+ " for a selected fsm. Put this option before --ang-gen.\n"
+ "--ang-no-sanity-check\n"
+ " Disable sanity check during execution on the selected fsm or on\n"
+ " all fsm. Sanity checks are not embedded in generated code."
+ "--ang-print-transitions\n"
+ " Print transition to stdout each time one occurs. Not available for\n"
+ " generated code."
+ );
+}
+
+void
+angfsm_build_arg_parse (char *string, char ***tab, int *nb)
+{
+ long i = 0;
+ long buff_cnt = 0;
+ char *buff;
+ int nb_cur = 0;
+ int param = 0;
+
+ assert (string && tab && nb);
+ if (strlen (string) == 0)
+ {
+ *nb = 0;
+ **tab = NULL;
+ return;
+ }
+ buff = strdup (string);
+
+ /* Count. */
+ *nb = 1;
+ for (i = 0; string[i] != '\0'; i++)
+ if (string[i] == ',')
+ (*nb)++;
+ *tab = (char **) malloc ((*nb) * sizeof (char *));
+
+ /* Fill. */
+ for (i = 0; i < (long) strlen (string) + 1; i++)
+ {
+ if (string[i] == ',' || string[i] == '\0')
+ {
+ param = 0;
+ buff[buff_cnt] = '\0';
+ (*tab)[nb_cur] = strdup (buff);
+ buff_cnt = 0;
+ nb_cur++;
+ }
+ else if (string[i] != '"' && string[i] != ' ')
+ {
+ if (param == 0)
+ param = 1;
+ if (param == 2)
+ printf ("Parse error in \"%s\"\n", string);
+ buff[buff_cnt++] = string[i];
+ }
+ else if (string[i] == ' ')
+ {
+ if (param == 1)
+ param = 2;
+ }
+ }
+ free (buff);
+}
+
+void
+angfsm_build_arg_free (char ***tab, int nb)
+{
+ assert (*tab);
+ int i;
+ for (i = 0; i < nb; i++)
+ {
+ assert ((*tab)[i]);
+ free ((*tab)[i]);
+ }
+ free (*tab);
+}
+
+void
+angfsm_build_print (angfsm_build_t *fsm,
+ angfsm_build_trans_t *trans,
+ angfsm_build_branch_chain_t *branch)
+{
+ if (branch->name == NULL)
+ fprintf (stderr, "Transition: %s -- %s --> %s\n",
+ trans->state->var_name,
+ trans->event->var_name,
+ branch->state->var_name);
+ else
+ fprintf (stderr, "Transition: %s -- %s --> %s (%s)\n",
+ trans->state->var_name,
+ trans->event->var_name,
+ branch->name,
+ branch->state->var_name);
+}
+
+void
+angfsm_build_sanity_check (angfsm_build_t *fsm)
+{
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_event_chain_t *ec_tmp;
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_state_chain_t *sc_tmp;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_trans_chain_t *tc_tmp;
+ angfsm_build_branch_chain_t *bc;
+ uint b;
+
+ /* Sanity check 1: are all states has a different name ? */
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ sc_tmp = fsm->states;
+ while (sc_tmp != NULL)
+ {
+ if (sc != sc_tmp
+ && strcmp (sc->state.var_name, sc_tmp->state.var_name)
+ == 0)
+ assert (!"All states must have a different name.");
+ sc_tmp = sc_tmp->next;
+ }
+ sc = sc->next;
+ }
+
+ /* Sanity check 2: are all events has a different name ? */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ ec_tmp = fsm->events;
+ while (ec_tmp != NULL)
+ {
+ if (ec != ec_tmp
+ && strcmp (ec->event.var_name, ec_tmp->event.var_name)
+ == 0)
+ assert (!"All events must have a different name.");
+ ec_tmp = ec_tmp->next;
+ }
+ ec = ec->next;
+ }
+
+ /* Sanity check 3: are all events used in a transition ? */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ b = 0;
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ if (&ec->event == tc->trans.event)
+ {
+ b = 1;
+ break;
+ }
+ tc = tc->next;
+ }
+ if (!b)
+ fprintf (stderr, "Warning, some events are not used in a transition (%s).\n",
+ ec->event.var_name);
+ ec = ec->next;
+ }
+
+ /* Sanity check 4: are all states used in a transition ? */
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ b = 0;
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ if (&sc->state == tc->trans.state)
+ {
+ b = 1;
+ break;
+ }
+ /* This state may be a final state. */
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ if (&sc->state == bc->state)
+ {
+ b = 1;
+ break;
+ }
+ bc = bc->next;
+ }
+
+ tc = tc->next;
+ }
+ if (!b)
+ fprintf (stderr, "Warning, some states are not used in a transition (%s).\n",
+ sc->state.var_name);
+ sc = sc->next;
+ }
+
+ /* Sanity check 5: are all states can be reached during execution ? */
+ angfsm_build_state_chain_t *stack = NULL;
+ angfsm_build_state_chain_t *tail = NULL;
+ uint i;
+ /* Initialise check array. */
+ uint *check_tab = (uint *) malloc (fsm->state_nb * sizeof (uint));
+ memset (check_tab, 0, fsm->state_nb * sizeof (uint));
+ /* Initialize by adding first active states the stack. */
+ sc = fsm->starters;
+ while (sc != NULL)
+ {
+ sc_tmp = (angfsm_build_state_chain_t *)
+ malloc (sizeof (angfsm_build_state_chain_t));
+ sc_tmp->state = sc->state;
+ if (stack == NULL)
+ stack = sc_tmp;
+ if (tail != NULL)
+ tail->next = sc_tmp;
+ sc_tmp->next = NULL;
+ tail = sc_tmp;
+ sc = sc->next;
+ }
+ /* Get next states from the stack and check them. */
+ while (stack != NULL)
+ {
+ /* Check state. */
+ check_tab[stack->state.code] = 1;
+ /* Add to the tail of the stack th next states if they are not checked
+ * yet. */
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ if (tc->trans.state->code == stack->state.code)
+ {
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ if (!check_tab[bc->state->code])
+ {
+ check_tab[bc->state->code] = 1;
+ /* Add at the end of the stack. */
+ sc_tmp = (angfsm_build_state_chain_t *)
+ malloc (sizeof (angfsm_build_state_chain_t));
+ sc_tmp->state = *bc->state;
+ sc_tmp->next = NULL;
+ tail->next = sc_tmp;
+ tail = sc_tmp;
+ }
+ bc = bc->next;
+ }
+ }
+ tc = tc->next;
+ }
+ sc_tmp = stack->next;
+ free (stack);
+ stack = sc_tmp;
+ }
+ /* Check if some states are not reached. */
+ for (i = 0; i < fsm->state_nb; i++)
+ if (!check_tab[i])
+ fprintf (stderr, "Warning, some states won't be reachable during execution (%s).\n",
+ angfsm_build_get_state_by_code (fsm, i)->var_name);
+ /* Free. */
+ free (check_tab);
+
+ /* Sanity check 6: Any transition how have the same state and same event ?
+ * Useless test ? Making the same state/event couple will cause a
+ * compilation error.
+ */
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ tc_tmp = fsm->trans;
+ while (tc_tmp != NULL)
+ {
+ if (tc != tc_tmp
+ && tc->trans.state == tc_tmp->trans.state
+ && tc->trans.event == tc_tmp->trans.event)
+ assert (!"All transitions must have a different state/event\
+ couple.");
+ tc_tmp = tc_tmp->next;
+ }
+ tc = tc->next;
+ }
+
+ /* Sanity check 7: check that all first active states are unique. */
+ sc = fsm->starters;
+ while (sc != NULL)
+ {
+ uint b = 0;
+ sc_tmp = fsm->starters;
+ while (sc_tmp != NULL)
+ {
+ if (sc_tmp->state.code == sc->state.code)
+ b++;
+ if (b > 1)
+ assert (!"Your first active states must be unique.");
+ sc_tmp = sc_tmp->next;
+ }
+ sc = sc->next;
+ }
+
+ /* Sanity check 8: any transition output error ?
+ * for example, as we are in state s42, making a angfsm_NEXT (s1, e2) will
+ * work but this is a user's mistake.
+ *
+ * TODO Find a way to check this.
+ **/
+}
+
+void
+angfsm_build_reset (angfsm_build_t *fsm)
+{
+ uint i;
+ angfsm_build_state_chain_t *curs = fsm->starters;
+ for (i = 0; i < fsm->max_active_states; i++)
+ {
+ fsm->run.active_states[i] = NULL;
+ fsm->run.events_before_active_state[i] = NULL;
+ }
+ i = 0;
+ while (curs != NULL)
+ {
+ fsm->run.active_states[i++] = &curs->state;
+ curs = curs->next;
+ }
+}
+
+void
+angfsm_build_gen_dot (angfsm_build_t *fsm, char* output)
+{
+ uint j;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_branch_chain_t *bc;
+ char *fn = NULL;
+ if (!output || strlen (output) == 0)
+ {
+ uint fns = strlen (fsm->name) + strlen ("angfsm_.dot") + 1;
+ char *fn = (char *) malloc (fns * sizeof (char));
+ snprintf (fn, fns, "angfsm_%s.dot", fsm->name);
+ }
+ else
+ fn = output;
+ assert (fn);
+ FILE *f = fopen (fn, "w");
+ if (!f)
+ {
+ fprintf (stderr, "Warning: could not open %s\n", fn);
+ return;
+ }
+
+ /* Gen graph. */
+ fprintf (f, "digraph %s {\n", fsm->name);
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ fprintf (f, "\t%s -> %s [label=\"%s",
+ tc->trans.state->var_name,
+ bc->state->var_name,
+ tc->trans.event->var_name);
+ if (bc->name != NULL)
+ fprintf (f, " (%s)", bc->name);
+ fprintf (f, "\"");
+ /* If the next state is an active state we look if this this event
+ * was handled before. */
+ for (j = 0; j < fsm->max_active_states; j++)
+ if (fsm->run.active_states[j]
+ && fsm->run.active_states[j]->code == bc->state->code)
+ if (fsm->run.events_before_active_state[j]
+ && fsm->run.events_before_active_state[j]->code
+ == tc->trans.event->code)
+ fprintf (f, ", color=red");
+
+ fprintf (f, "];\n");
+ bc = bc->next;
+ }
+ tc = tc->next;
+ }
+ /* Colorise active states. */
+ for (j = 0; j < fsm->max_active_states; j++)
+ if (fsm->run.active_states[j])
+ fprintf (f, "\t%s [color=blue, fontcolor=white, style=filled];\n",
+ fsm->run.active_states[j]->var_name);
+
+ fprintf (f, "}\n\n");
+
+ /* Close file. */
+ fclose (f);
+
+ /* Free. */
+ if (!output || strlen (output) == 0)
+ free (fn);
+}
+
+/* All fsm. */
+angfsm_build_chain_t *angfsm_build_all_fsm;
+
+void
+angfsm_build_init_all_fsm ()
+{
+ angfsm_build_all_fsm = NULL;
+}
+
+/* Just initialise structures. */
+void
+angfsm_build_init (angfsm_build_t *fsm, char *name)
+{
+ assert (fsm);
+ fsm->events = NULL;
+ fsm->states = NULL;
+ fsm->trans = NULL;
+ fsm->name = name;
+ fsm->max_active_states = 0;
+ fsm->event_nb = 0;
+ fsm->state_nb = 0;
+ fsm->starters = NULL;
+ fsm->timeouts = NULL;
+
+ fsm->run.trans_table = NULL;
+ fsm->run.active_states = NULL;
+ fsm->run.events_before_active_state = NULL;
+ fsm->run.func_pool = NULL;
+ fsm->run.timeout_counters = NULL;
+
+ /* Set default user's options. */
+ fsm->options.embedded_strings = 0;
+ fsm->options.sanity_check = 1;
+ fsm->options.gen_dot = NULL;
+ fsm->options.gen_code = NULL;
+ fsm->options.print_trans = 0;
+
+ /* Store fsm. */
+ angfsm_build_chain_t *niou = (angfsm_build_chain_t *)
+ malloc (sizeof (angfsm_build_chain_t));
+ niou->fsm = fsm;
+ niou->next = angfsm_build_all_fsm;
+ angfsm_build_all_fsm = niou;
+}
+
+/* Prepare the fsm to run (at very end). */
+void
+angfsm_build_run_init (angfsm_build_t *fsm)
+{
+ uint i, j;
+
+ /* Create empty transition table. */
+ fsm->run.trans_table = (angfsm_build_run_strans_func_t **)
+ malloc (fsm->event_nb * sizeof (angfsm_build_run_strans_func_t *));
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ fsm->run.trans_table[i] = (angfsm_build_run_strans_func_t *)
+ malloc (fsm->state_nb * sizeof (angfsm_build_run_strans_func_t));
+ for (j = 0; j < fsm->state_nb; j++)
+ fsm->run.trans_table[i][j] = NULL;
+ }
+
+ /* Fill with transitions. */
+ angfsm_trans_func_chain_t *fc = fsm->run.func_pool;
+ while (fc != NULL)
+ {
+ fsm->run.trans_table[fc->trans.event->code][fc->trans.state->code] =
+ fc->func;
+ fc = fc->next;
+ }
+
+ /* Free function pool. */
+ angfsm_trans_func_chain_t *old_fc;
+ fc = fsm->run.func_pool;
+ while (fc != NULL)
+ {
+ old_fc = fc;
+ fc = fc->next;
+ free (old_fc);
+ }
+ fsm->run.func_pool = NULL;
+
+ /* Initialize active states. */
+ fsm->run.active_states = (angfsm_build_state_t **) malloc
+ (fsm->max_active_states * sizeof (angfsm_build_state_t *));
+ for (i = 0; i < fsm->max_active_states; i++)
+ fsm->run.active_states[i] = NULL;
+ angfsm_build_state_chain_t *s = fsm->starters;
+ i = 0;
+ while (s != NULL)
+ {
+ fsm->run.active_states[i++] = &s->state;
+ s = s->next;
+ }
+
+ /* Initialize last events before active states. */
+ fsm->run.events_before_active_state = (angfsm_build_event_t **) malloc
+ (fsm->max_active_states * sizeof (angfsm_build_event_t *));
+ for (i = 0; i < fsm->max_active_states; i++)
+ fsm->run.events_before_active_state[i] = NULL;
+
+ /* Initialize timeout counters. */
+ fsm->run.timeout_counters = (int *)
+ malloc (fsm->max_active_states * sizeof (int));
+ for (i = 0; i < fsm->max_active_states; i++)
+ fsm->run.timeout_counters[i] = -1;
+ angfsm_build_timeout_chain_t *toc = fsm->timeouts;
+ for (i = 0; i < fsm->max_active_states; i++)
+ while (toc != NULL)
+ {
+ if (fsm->run.active_states[i]->code
+ == toc->timeout.trans->state->code)
+ fsm->run.timeout_counters[i] = toc->timeout.timeout;
+ toc = toc->next;
+ }
+}
+
+void
+angfsm_build_states (angfsm_build_t *fsm, char *states)
+{
+ angfsm_build_state_chain_t *head = fsm->states;
+ char **args;
+ int i, nb;
+
+ angfsm_build_arg_parse (states, &args, &nb);
+ for (i = 0; i < nb; i++)
+ {
+ angfsm_build_state_chain_t *s = (angfsm_build_state_chain_t *)
+ malloc (sizeof (angfsm_build_state_chain_t));
+ s->state.var_name = strdup (args[i]);
+ s->state.code = fsm->state_nb++;
+ s->next = head;
+ head = s;
+ }
+ angfsm_build_arg_free (&args, nb);
+ fsm->states = head;
+}
+
+void
+angfsm_build_events (angfsm_build_t *fsm, char *events)
+{
+ angfsm_build_event_chain_t *head = fsm->events;
+ char **args;
+ int i, nb;
+
+ if (strcmp (events, "_TIMEOUT_") == 0
+ && angfsm_build_get_event (fsm, events) != NULL)
+ return;
+ angfsm_build_arg_parse (events, &args, &nb);
+ for (i = 0; i < nb; i++)
+ {
+ angfsm_build_event_chain_t *e = (angfsm_build_event_chain_t *)
+ malloc (sizeof (angfsm_build_event_chain_t));
+ e->event.var_name = strdup (args[i]);
+ e->event.code = fsm->event_nb++;
+ e->next = head;
+ head = e;
+ }
+ angfsm_build_arg_free (&args, nb);
+ fsm->events = head;
+}
+
+angfsm_build_event_t *
+angfsm_build_get_event (angfsm_build_t *fsm, char *event)
+{
+ angfsm_build_event_chain_t *curs = fsm->events;
+ while (curs != NULL)
+ {
+ if (strcmp (curs->event.var_name, event) == 0)
+ return &(curs->event);
+ curs = curs->next;
+ }
+ return NULL;
+}
+
+angfsm_build_state_t *
+angfsm_build_get_state (angfsm_build_t *fsm, char *state)
+{
+ angfsm_build_state_chain_t *curs = fsm->states;
+ while (curs != NULL)
+ {
+ if (strcmp (curs->state.var_name, state) == 0)
+ return &(curs->state);
+ curs = curs->next;
+ }
+ return NULL;
+}
+
+angfsm_build_event_t*
+angfsm_build_get_event_by_code (angfsm_build_t *fsm, uint event)
+{
+ angfsm_build_event_chain_t *curs = fsm->events;
+ while (curs != NULL)
+ {
+ if (curs->event.code == event)
+ return &(curs->event);
+ curs = curs->next;
+ }
+ return NULL;
+}
+
+angfsm_build_state_t*
+angfsm_build_get_state_by_code (angfsm_build_t *fsm, uint state)
+{
+ angfsm_build_state_chain_t *curs = fsm->states;
+ while (curs != NULL)
+ {
+ if (curs->state.code == state)
+ return &(curs->state);
+ curs = curs->next;
+ }
+ return NULL;
+}
+
+uint16_t
+angfsm_build_get_event_code (angfsm_build_t *fsm, char *event)
+{
+ assert (fsm);
+ angfsm_build_event_t *e = angfsm_build_get_event (fsm, event);
+ assert (e);
+ return e->code;
+}
+
+void
+angfsm_build_trans (angfsm_build_t *fsm,
+ char *state,
+ char *event,
+ char *output_branches,
+ angfsm_build_run_strans_func_t trans_func)
+{
+ angfsm_build_trans_t t;
+ angfsm_build_branch_chain_t *b;
+ char **args;
+ int i, nb;
+
+ t.output_branches = NULL;
+ /* Check state and event exists. */
+ t.state = angfsm_build_get_state (fsm, state);
+ t.event = angfsm_build_get_event (fsm, event);
+ assert (t.state);
+ assert (t.event);
+
+ angfsm_build_arg_parse (output_branches, &args, &nb);
+ /* Only one output state. */
+ if (nb == 1)
+ {
+ t.output_branches = (angfsm_build_branch_chain_t *)
+ malloc (sizeof (angfsm_build_branch_chain_t));
+ t.output_branches->name = NULL;
+ t.output_branches->state = angfsm_build_get_state (fsm, args[0]);
+ assert (t.output_branches->state);
+ t.output_branches->next = NULL;
+ }
+ else
+ for (i = 0; i < nb; i = i + 2)
+ {
+ b = (angfsm_build_branch_chain_t *)
+ malloc (sizeof (angfsm_build_branch_chain_t));
+ b->name = strdup (args[i]);
+ b->state = angfsm_build_get_state (fsm, args[i + 1]);
+ assert (b->state);
+ b->next = t.output_branches;
+ t.output_branches = b;
+ }
+ angfsm_build_arg_free (&args, nb);
+
+ /* Add trans to fsm. */
+ angfsm_build_trans_chain_t *tc = (angfsm_build_trans_chain_t *)
+ malloc (sizeof (angfsm_build_trans_chain_t));
+ tc->trans = t;
+ tc->next = fsm->trans;
+ fsm->trans = tc;
+
+ /* Add trans function to run context. */
+ angfsm_trans_func_chain_t *fc = (angfsm_trans_func_chain_t *)
+ malloc (sizeof (angfsm_trans_func_chain_t));
+ fc->func = trans_func;
+ fc->trans = tc->trans;
+ fc->next = fsm->run.func_pool;
+ fsm->run.func_pool = fc;
+}
+
+void
+angfsm_build_timeout (angfsm_build_t *fsm, char *state, char *event, uint timeout)
+{
+ angfsm_build_trans_chain_t *tc = NULL;
+ angfsm_build_trans_t *t = NULL;
+ angfsm_build_state_t *s = NULL;
+ angfsm_build_event_t *e = NULL;
+ angfsm_build_timeout_chain_t *to = NULL;
+
+ assert (fsm);
+ assert (state);
+ assert (event);
+
+ /* Find the corresponding transition. */
+ tc = fsm->trans;
+ s = angfsm_build_get_state (fsm, state);
+ e = angfsm_build_get_event (fsm, event);
+ assert (tc);
+ assert (s);
+ assert (e);
+ while (tc != NULL)
+ {
+ if (tc->trans.state == s && tc->trans.event == e)
+ {
+ t = &tc->trans;
+ break;
+ }
+ tc = tc->next;
+ }
+ assert (t);
+
+ /* Fill a new timeout. */
+ to = (angfsm_build_timeout_chain_t *)
+ malloc (sizeof (angfsm_build_timeout_chain_t));
+ to->timeout.timeout = timeout;
+ to->timeout.trans = t;
+
+ /* Add timeout to chain. */
+ to->next = fsm->timeouts;
+ fsm->timeouts = to;
+}
+
+void
+angfsm_build_start_with (angfsm_build_t *fsm, char *starters)
+{
+ char **args;
+ int nb, i;
+ angfsm_build_arg_parse (starters, &args, &nb);
+ fsm->max_active_states += nb;
+ for (i = 0; i < nb; i++)
+ {
+ angfsm_build_state_chain_t *sc = (angfsm_build_state_chain_t *)
+ malloc (sizeof (angfsm_build_state_chain_t));
+ angfsm_build_state_t *s = angfsm_build_get_state (fsm, args[i]);
+ assert (s);
+ sc->state = *s;
+ sc->next = fsm->starters;
+ fsm->starters = sc;
+ }
+ angfsm_build_arg_free (&args, nb);
+}
+
+int
+angfsm_build_handle (angfsm_build_t *fsm, angfsm_build_event_t *e)
+{
+ angfsm_build_state_t *s = NULL;
+ angfsm_build_timeout_chain_t *toc = NULL;
+ assert (e);
+ uint i;
+ int handled = 0;
+ for (i = 0; i < fsm->max_active_states; i++)
+ {
+ s = fsm->run.active_states[i];
+ if (s && fsm->run.trans_table[e->code][s->code])
+ {
+ fsm->run.events_before_active_state[i] = e;
+ fsm->run.active_states[i] = fsm->run.trans_table[e->code][s->code]();
+ /* Check the new state has a timeout or not. */
+ toc = fsm->timeouts;
+ fsm->run.timeout_counters[i] = -1;
+ while (toc != NULL)
+ {
+ if (toc->timeout.trans->state->code
+ == fsm->run.active_states[i]->code)
+ {
+ fsm->run.timeout_counters[i] = toc->timeout.timeout;
+ break;
+ }
+ toc = toc->next;
+ }
+
+ handled = 1;
+ }
+ }
+ return handled;
+}
+
+int
+angfsm_build_handle_string (angfsm_build_t *fsm, char *event)
+{
+ angfsm_build_event_t *e = angfsm_build_get_event (fsm, event);
+ return angfsm_build_handle (fsm, e);
+}
+
+int
+angfsm_build_handle_integer (angfsm_build_t *fsm, uint16_t event)
+{
+ angfsm_build_event_t *e = angfsm_build_get_event_by_code (fsm, event);
+ return angfsm_build_handle (fsm, e);
+}
+
+int
+angfsm_build_can_handle (angfsm_build_t *fsm, angfsm_build_event_t *e)
+{
+ angfsm_build_state_t *s = NULL;
+ assert (e);
+ uint i;
+ for (i = 0; i < fsm->max_active_states; i++)
+ {
+ s = fsm->run.active_states[i];
+ if (s && fsm->run.trans_table[e->code][s->code])
+ return 1;
+ }
+ return 0;
+}
+
+int
+angfsm_build_can_handle_string (angfsm_build_t *fsm, char *event)
+{
+ angfsm_build_event_t *e = angfsm_build_get_event (fsm, event);
+ return angfsm_build_can_handle (fsm, e);
+}
+
+int
+angfsm_build_can_handle_integer (angfsm_build_t *fsm, uint16_t event)
+{
+ angfsm_build_event_t *e = angfsm_build_get_event_by_code (fsm, event);
+ return angfsm_build_can_handle (fsm, e);
+}
+
+int
+angfsm_build_handle_timeout (angfsm_build_t *fsm)
+{
+ int out = 0;
+ int i;
+ char *event = NULL;
+ for (i = 0; i < (int) fsm->max_active_states; i++)
+ {
+ if (fsm->run.timeout_counters[i] > 0)
+ fsm->run.timeout_counters[i]--;
+ /* We have a timeout event. */
+ if (fsm->run.timeout_counters[i] == 0)
+ {
+ fsm->run.timeout_counters[i] = -1;
+ /* build event string */
+ event = (char *) malloc (
+ (strlen (fsm->run.active_states[i]->var_name)
+ + strlen ("_TIMEOUT") + 1) * sizeof (char));
+ sprintf (event, "%s_TIMEOUT", fsm->run.active_states[i]->var_name);
+ angfsm_build_handle_string (fsm, event);
+ out = 1;
+ }
+ }
+ return out;
+}
+
+angfsm_build_state_t*
+angfsm_build_get_next_state (angfsm_build_t *fsm,
+ char *state,
+ char *event,
+ char *branch)
+{
+ angfsm_build_state_t *s;
+ angfsm_build_event_t *e;
+ angfsm_build_trans_chain_t *t_curs;
+ angfsm_build_branch_chain_t *b_curs;
+
+ /* Convert input data. */
+ s = angfsm_build_get_state (fsm, state);
+ e = angfsm_build_get_event (fsm, event);
+ assert (s && e);
+
+ /* Get transition. */
+ t_curs = fsm->trans;
+ while (t_curs != NULL)
+ {
+ if (s == t_curs->trans.state && e == t_curs->trans.event)
+ break;
+ t_curs = t_curs->next;
+ }
+ assert (t_curs);
+ assert (t_curs->trans.output_branches);
+
+ /* If we have only one branch. */
+ if (strlen (branch) == 0)
+ {
+ /* Branch has to be given is there are multiple branches. */
+ assert (t_curs->trans.output_branches->next == NULL);
+ if (fsm->options.print_trans)
+ angfsm_build_print (fsm, &t_curs->trans, t_curs->trans.output_branches);
+ return t_curs->trans.output_branches->state;
+ }
+
+ /* Find correct branch. */
+ b_curs = t_curs->trans.output_branches;
+ while (b_curs != NULL)
+ {
+ if (strcmp (b_curs->name, branch) == 0)
+ break;
+ b_curs = b_curs->next;
+ }
+ assert (b_curs);
+ if (fsm->options.print_trans)
+ angfsm_build_print (fsm, &t_curs->trans, b_curs);
+ return b_curs->state;
+}
+
+int
+angfsm_build_options (int argc, char **argv)
+{
+ assert (argv);
+ int has_option = 0;
+ int i;
+ if (argc <= 1)
+ return has_option;
+
+ /* Select 1st FSM if it is the only one. */
+ angfsm_build_t *fsm = NULL;
+ angfsm_build_chain_t *fc = angfsm_build_all_fsm;
+ if (fc && fc->next == NULL)
+ fsm = fc->fsm;
+
+ /* Option parsing. Ok it's dirty. */
+ for (i = 1; i < argc; i++)
+ {
+ /* Print help. */
+ if (strcmp ("--ang-help", argv[i]) == 0)
+ {
+ angfsm_build_print_help ();
+ has_option = 1;
+ }
+
+ /* Select a specific FSM. */
+ if (strcmp ("--ang-fsm", argv[i]) == 0 && i + 1 < argc)
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ if (strcmp (fc->fsm->name, argv[i + 1]) == 0)
+ {
+ fsm = fc->fsm;
+ i++;
+ break;
+ }
+ fc = fc->next;
+ }
+ has_option = 1;
+ }
+
+ /* Generate dot file. */
+ if (strcmp ("--ang-dot", argv[i]) == 0 && i + 1 < argc && fsm)
+ {
+ fsm->options.gen_dot = argv[++i];
+ has_option = 1;
+ }
+
+ /* Generate optimized code for specific architectures. */
+ if (strcmp ("--ang-gen", argv[i]) == 0 && i + 1 < argc)
+ {
+ if (fsm)
+ fsm->options.gen_code = argv[i + 1];
+ else
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ fc->fsm->options.gen_code = argv[i + 1];
+ fc = fc->next;
+ }
+ }
+ i++;
+ has_option = 1;
+ }
+
+ /* Embed strings in generated code. */
+ if (strcmp ("--ang-embedded-strings", argv[i]) == 0)
+ {
+ if (fsm)
+ fsm->options.embedded_strings = 1;
+ else
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ fc->fsm->options.embedded_strings = 1;
+ fc = fc->next;
+ }
+ }
+ has_option = 1;
+ }
+
+ /* No sanity check for a specific fsm or for all fsm. */
+ if (strcmp ("--ang-no-sanity-check", argv[i]) == 0)
+ {
+ if (fsm)
+ fsm->options.sanity_check = 0;
+ else
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ fc->fsm->options.sanity_check = 0;
+ fc = fc->next;
+ }
+ }
+ }
+
+ /* Print transitions each time one occurs. */
+ if (strcmp ("--ang-print-transitions", argv[i]) == 0)
+ {
+ if (fsm)
+ fsm->options.print_trans = 1;
+ else
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ fc->fsm->options.print_trans = 1;
+ fc = fc->next;
+ }
+ }
+ }
+ }
+
+ /* Option execution. */
+ if (has_option)
+ {
+ fc = angfsm_build_all_fsm;
+ while (fc != NULL)
+ {
+ if (fc->fsm->options.gen_dot)
+ angfsm_build_gen_dot (fc->fsm, fc->fsm->options.gen_dot);
+ if (fc->fsm->options.gen_code)
+ angfsm_build_gen (fc->fsm->options.gen_code);
+ if (fc->fsm->options.sanity_check)
+ angfsm_build_sanity_check (fc->fsm);
+ fc = fc->next;
+ }
+ }
+ return has_option;
+}
+
+void
+angfsm_build_gen_no_opti_h (angfsm_build_t *fsm, angfsm_build_arch_t arch)
+{
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_branch_chain_t *bc;
+ angfsm_build_state_t *s;
+ angfsm_build_event_t *e;
+ angfsm_build_chain_t *all_fsm;
+ uint i, j;
+ uint embedded_strings = fsm->options.embedded_strings;
+
+ /* Open file. */
+ char *fn = (char*) malloc ((strlen (fsm->name)
+ + strlen ("angfsm_gen__.h")
+ + strlen (angfsm_build_arch_name[arch])
+ + 1) * sizeof (char));
+ sprintf (fn, "angfsm_gen_%s_%s.h", angfsm_build_arch_name[arch], fsm->name);
+ FILE *f = fopen (fn, "w");
+
+ /* Introduction. */
+ fprintf (f, "/* This file has been generated, do not edit. */\n\n");
+ fprintf (f, "#ifndef _angfsm_%s_\n", fsm->name);
+ fprintf (f, "#define _angfsm_%s_\n\n", fsm->name);
+ fprintf (f, "#include <inttypes.h>\n\n");
+ fprintf (f, "#include <string.h>\n\n");
+
+ /* Include all other fsm headers. */
+ all_fsm = angfsm_build_all_fsm;
+ while (all_fsm != NULL)
+ {
+ fprintf (f, "#include \"angfsm_gen_%s_%s.h\"\n",
+ angfsm_build_arch_name[arch],
+ all_fsm->fsm->name);
+ all_fsm = all_fsm->next;
+ }
+
+ /* Gen max active states define */
+ fprintf (f, "#define angfsm_%s_max_active_states %u\n",
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen state enum. */
+ fprintf (f, "typedef enum\n{\n");
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "\tangfsm_STATE_%s_%s = %u,\n", fsm->name, sc->state.var_name, sc->state.code);
+ sc = sc->next;
+ }
+ fprintf (f, "\tangfsm_STATE_%s_NB_ = %u\n", fsm->name, fsm->state_nb);
+ fprintf (f, "} angfsm_%s_state_t;\n\n", fsm->name);
+
+ /* Gen event enum. */
+ fprintf (f, "typedef enum\n{\n");
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "\tangfsm_EVENT_%s_%s = %u,\n", fsm->name, ec->event.var_name, ec->event.code);
+ ec = ec->next;
+ }
+ fprintf (f, "\tangfsm_EVENT_%s_NB_ = %u\n", fsm->name, fsm->event_nb);
+ fprintf (f, "} angfsm_%s_event_t;\n\n", fsm->name);
+
+ /* Gen state strings. */
+ if (embedded_strings)
+ {
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "extern char angfsm_%s_state_str_%s[%u];\n",
+ fsm->name,
+ sc->state.var_name,
+ strlen (sc->state.var_name) + 1);
+ sc = sc->next;
+ }
+ fprintf (f, "extern char *angfsm_%s_state_str[%u];\n\n",
+ fsm->name,
+ fsm->state_nb);
+
+ /* Gen event strings. */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "extern char angfsm_%s_event_str_%s[%u];\n",
+ fsm->name,
+ ec->event.var_name,
+ strlen (ec->event.var_name) + 1);
+ ec = ec->next;
+ }
+ fprintf (f, "extern char *angfsm_%s_event_str[%u];\n\n",
+ fsm->name,
+ fsm->event_nb);
+
+ /* Create a RAM string able to store event or state string. */
+ j = 0;
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ if (strlen (e->var_name) > j)
+ j = strlen (e->var_name);
+ }
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ if (strlen (s->var_name) > j)
+ j = strlen (s->var_name);
+ }
+ fprintf (f, "extern char angfsm_%s_str_buff[%u];\n", fsm->name, j + 1);
+
+ /* Convert an event enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_event_string_from_enum \
+ (angfsm_%s_event_t e);\n", fsm->name, fsm->name);
+
+ /* Convert a event string in enum. */
+ fprintf (f, "angfsm_%s_event_t\nangfsm_%s_get_event_enum_from_string \
+ (char *str);\n", fsm->name, fsm->name);
+
+ /* Convert an state enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_state_string_from_enum \
+ (angfsm_%s_state_t s);\n", fsm->name, fsm->name);
+
+ /* Convert a state string in enum. */
+ fprintf (f, "angfsm_%s_state_t\nangfsm_%s_get_state_enum_from_string \
+ (char *str);\n", fsm->name, fsm->name);
+ }
+
+ /* Gen transitions branches enum. */
+ fprintf (f, "typedef enum\n{\n");
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ if (bc->name != NULL)
+ fprintf (f, "\tangfsm_BRANCH_%s_%s_%s_%s = %u,\n",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name,
+ bc->name,
+ bc->state->code);
+ else
+ fprintf (f, "\tangfsm_BRANCH_%s_%s_%s_ = %u,\n",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name,
+ bc->state->code);
+ bc = bc->next;
+ }
+ tc = tc->next;
+ }
+ fprintf (f, "} angfsm_%s_branch_t;\n\n", fsm->name);
+
+ /* Gen function headers. */
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ fprintf (f, "angfsm_%s_branch_t angfsm_%s_trans_func_%s_%s (void);\n",
+ fsm->name,
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name);
+ tc = tc->next;
+ }
+ fprintf (f, "\n");
+
+ /* Gen function table. */
+ fprintf (f, "typedef angfsm_%s_branch_t (*angfsm_%s_func_t)(void);\n", fsm->name,
+ fsm->name);
+ fprintf (f, "extern const angfsm_%s_func_t angfsm_%s_trans_table[%u][%u];\n",
+ fsm->name,
+ fsm->name,
+ fsm->event_nb,
+ fsm->state_nb);
+ /* Gen read function for trans table. */
+ fprintf (f, "angfsm_%s_func_t angfsm_%s_read_trans (angfsm_%s_event_t event, "
+ "angfsm_%s_state_t state);\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->name,
+ fsm->name);
+
+ /* Gen active states array. */
+ fprintf (f, "extern angfsm_%s_state_t angfsm_%s_active_states[%u];\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen initialization function. */
+ sc = fsm->starters;
+ i = 0;
+ fprintf (f, "void\nangfsm_%s_init () __attribute__ ((constructor));\n\n",
+ fsm->name);
+
+ /* Gen handle function. */
+ fprintf (f, "int\nangfsm_%s_handle (angfsm_%s_event_t e);\n",
+ fsm->name,
+ fsm->name);
+
+ /* Gen can handle function. */
+ fprintf (f, "uint16_t\nangfsm_%s_can_handle (angfsm_%s_event_t e);\n\n",
+ fsm->name,
+ fsm->name);
+
+ if (fsm->timeouts != NULL)
+ {
+ /* Gen handle timeout function. */
+ fprintf (f, "int\nangfsm_%s_handle_timeout ();\n",
+ fsm->name);
+
+ /* Gen timeout values. */
+ fprintf (f, "extern int32_t angfsm_%s_timeout_values[angfsm_STATE_%s_NB_];\n",
+ fsm->name,
+ fsm->name);
+
+ /* Gen timeout corresponding events. */
+ fprintf (f, "extern angfsm_%s_event_t angfsm_%s_timeout_events[angfsm_STATE_%s_NB_];\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+
+ /* Gen timeout counters array. */
+ fprintf (f, "extern int32_t angfsm_%s_timeout_counters[%u];\n\n",
+ fsm->name,
+ fsm->max_active_states);
+ }
+
+ /* Conclusion. */
+ fprintf (f, "#endif /* #ifndef _angfsm_%s_ */", fsm->name);
+
+ /* Close file. */
+ fclose (f);
+ free (fn);
+}
+
+void
+angfsm_build_gen_no_opti_c (angfsm_build_t *fsm, angfsm_build_arch_t arch)
+{
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_timeout_chain_t *toc;
+ angfsm_build_state_t *s;
+ angfsm_build_event_t *e;
+ uint i, j, found;
+ uint embedded_strings = fsm->options.embedded_strings;
+
+ /* Open file. */
+ char *fn = (char*) malloc ((strlen (fsm->name)
+ + strlen ("angfsm_gen__.c")
+ + strlen (angfsm_build_arch_name[arch])
+ + 1) * sizeof (char));
+ sprintf (fn, "angfsm_gen_%s_%s.c", angfsm_build_arch_name[arch], fsm->name);
+ FILE *f = fopen (fn, "w");
+
+ /* Introduction. */
+ fprintf (f, "/* This file has been generated, do not edit. */\n\n");
+ fprintf (f, "#include \"angfsm_gen_%s_%s.h\"\n\n",
+ angfsm_build_arch_name[arch],
+ fsm->name);
+
+ /* Gen state strings. */
+ if (embedded_strings)
+ {
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "char angfsm_%s_state_str_%s[] = \"%s\";\n",
+ fsm->name,
+ sc->state.var_name,
+ sc->state.var_name);
+ sc = sc->next;
+ }
+ fprintf (f, "char *angfsm_%s_state_str[] =\n{\n", fsm->name);
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ fprintf (f, "\tangfsm_%s_state_str_%s", fsm->name, s->var_name);
+ if (i == fsm->state_nb - 1)
+ fprintf (f, "\n");
+ else
+ fprintf (f, ",\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen event strings. */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "char angfsm_%s_event_str_%s[] = \"%s\";\n",
+ fsm->name,
+ ec->event.var_name,
+ ec->event.var_name);
+ ec = ec->next;
+ }
+ fprintf (f, "char *angfsm_%s_event_str[] =\n{\n", fsm->name);
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ fprintf (f, "\tangfsm_%s_event_str_%s", fsm->name, e->var_name);
+ if (i == fsm->event_nb - 1)
+ fprintf (f, "\n");
+ else
+ fprintf (f, ",\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Create a RAM string able to store event or state string. */
+ j = 0;
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ if (strlen (e->var_name) > j)
+ j = strlen (e->var_name);
+ }
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ if (strlen (s->var_name) > j)
+ j = strlen (s->var_name);
+ }
+ fprintf (f, "char angfsm_%s_str_buff[%u];\n", fsm->name, j + 1);
+
+ /* Convert an event enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_event_string_from_enum \
+ (angfsm_%s_event_t e)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\treturn strcpy (angfsm_%s_str_buff, \
+ (char *) (&(angfsm_%s_event_str[e])));\n", fsm->name, fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert a event string in enum. */
+ fprintf (f, "angfsm_%s_event_t\nangfsm_%s_get_event_enum_from_string \
+ (char *str)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_EVENT_%s_NB_; i++)\n", fsm->name);
+ fprintf (f, "\t\tif (strcpy (str, \
+ (char *) (&(angfsm_%s_event_str[i]))) == 0)\n", fsm->name);
+ fprintf (f, "\t\t\treturn i;\n");
+ fprintf (f, "\treturn angfsm_EVENT_%s_NB_;\n", fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert an state enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_state_string_from_enum \
+ (angfsm_%s_state_t s)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\treturn strcpy (angfsm_%s_str_buff, \
+ (char *) (&(angfsm_%s_state_str[s])));\n", fsm->name, fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert a state string in enum. */
+ fprintf (f, "angfsm_%s_state_t\nangfsm_%s_get_state_enum_from_string \
+ (char *str)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_STATE_%s_NB_; i++)\n", fsm->name);
+ fprintf (f, "\t\tif (strcpy (str, \
+ (char *) (&(angfsm_%s_state_str[i]))) == 0)\n", fsm->name);
+ fprintf (f, "\t\t\treturn i;\n");
+ fprintf (f, "\treturn angfsm_STATE_%s_NB_;\n", fsm->name);
+ fprintf (f, "}\n\n");
+ }
+
+ /* Gen function table. */
+ fprintf (f, "const angfsm_%s_func_t angfsm_%s_trans_table[%u][%u] = \n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->event_nb,
+ fsm->state_nb);
+ /* for each events and state, see if it exists an associated transition. */
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ fprintf (f, "\t{");
+ for (j = 0; j < fsm->state_nb; j++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, j);
+ tc = fsm->trans;
+ found = 0;
+ while (tc != NULL)
+ {
+ if (tc->trans.state == s && tc->trans.event == e)
+ {
+ found = 1;
+ fprintf (f, "&angfsm_%s_trans_func_%s_%s",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name);
+ tc = tc->next;
+ break;
+ }
+ tc = tc->next;
+ }
+ if (!found)
+ fprintf (f, "(angfsm_%s_func_t) 0", fsm->name);
+ if (j == fsm->state_nb - 1)
+ fprintf (f, "}");
+ else
+ fprintf (f, ", ");
+ }
+ if (i != fsm->event_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen read function for trans table. */
+ fprintf (f, "angfsm_%s_func_t angfsm_%s_read_trans (angfsm_%s_event_t event, "
+ "angfsm_%s_state_t state)\n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\treturn (angfsm_%s_func_t) angfsm_%s_trans_table[event][state];\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Gen active states array. */
+ fprintf (f, "angfsm_%s_state_t angfsm_%s_active_states[%u];\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen initialization function. */
+ sc = fsm->starters;
+ i = 0;
+ fprintf (f, "void\nangfsm_%s_init ()\n{\n", fsm->name);
+ while (sc != NULL)
+ {
+ fprintf (f, "\tangfsm_%s_active_states[%u] = (angfsm_%s_state_t) %u;\n",
+ fsm->name,
+ i,
+ fsm->name,
+ sc->state.code);
+ if (fsm->timeouts != NULL)
+ {
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (toc->timeout.trans->state->code == sc->state.code)
+ {
+ fprintf (f, "\tangfsm_%s_timeout_counters[%u] = %u;\n",
+ fsm->name,
+ i,
+ toc->timeout.timeout);
+ }
+ toc = toc->next;
+ }
+ }
+ i++;
+ sc = sc->next;
+ }
+ fprintf (f, "}\n\n");
+
+ /* Gen handle function. */
+ fprintf (f, "int\nangfsm_%s_handle (angfsm_%s_event_t e)\n{\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tint handled = 0;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n\t{\n",
+ fsm->name);
+ fprintf (f, "\t\tangfsm_%s_func_t trans = angfsm_%s_read_trans (e, angfsm_%s_active_states[i]);\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\tif (trans)\n");
+ fprintf (f, "\t\t{\n");
+ fprintf (f, "\t\t\tangfsm_%s_active_states[i] = (angfsm_%s_state_t) trans ();\n", fsm->name, fsm->name);
+ fprintf (f, "\t\t\thandled = 1;\n");
+ if (fsm->timeouts != NULL)
+ {
+ fprintf (f, "\t\t\tangfsm_%s_timeout_counters[i] = "
+ "angfsm_%s_timeout_values[angfsm_%s_active_states[i]];\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ }
+ fprintf (f, "\t\t}\n");
+ fprintf (f, "\t}\n");
+ fprintf (f, "\treturn handled;\n");
+ fprintf (f, "}\n\n");
+
+ /* Gen can handle function. */
+ fprintf (f, "uint16_t\nangfsm_%s_can_handle (angfsm_%s_event_t e)\n{\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n",
+ fsm->name);
+ fprintf (f, "\t\tif (angfsm_%s_read_trans (e, angfsm_%s_active_states[i]))\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\t\treturn 1;\n");
+ fprintf (f, "\treturn 0;\n");
+ fprintf (f, "}\n\n");
+
+ if (fsm->timeouts != NULL)
+ {
+ /* Gen timeout counters array. */
+ fprintf (f, "int32_t angfsm_%s_timeout_counters[%u];\n",
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen timeout values array. */
+ fprintf (f, "int32_t angfsm_%s_timeout_values[angfsm_STATE_%s_NB_] =\n{\n",
+ fsm->name,
+ fsm->name);
+ int value;
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ value = -1;
+ s = angfsm_build_get_state_by_code (fsm, i);
+ assert (s);
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (s->code == toc->timeout.trans->state->code)
+ {
+ value = toc->timeout.timeout;
+ break;
+ }
+ toc = toc->next;
+ }
+ fprintf (f, "\t%i", value);
+ if (i != fsm->state_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen timeout corresponding events array. */
+ fprintf (f, "angfsm_%s_event_t angfsm_%s_timeout_events[angfsm_STATE_%s_NB_] =\n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ value = -1;
+ s = angfsm_build_get_state_by_code (fsm, i);
+ assert (s);
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (s->code == toc->timeout.trans->state->code)
+ {
+ value = toc->timeout.trans->event->code;
+ break;
+ }
+ toc = toc->next;
+ }
+ if (value == -1)
+ fprintf (f, "\t(angfsm_%s_event_t) angfsm_STATE_%s_NB_", fsm->name, fsm->name);
+ else
+ fprintf (f, "\t(angfsm_%s_event_t) %u", fsm->name, value);
+
+ if (i != fsm->state_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen handle timeout function. */
+ fprintf (f, "int\nangfsm_%s_handle_timeout ()\n{\n",
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tint out = 0;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n\t{\n",
+ fsm->name);
+ fprintf (f, "\t\tif (angfsm_%s_timeout_counters[i] > 0)\n\t\t{\n",
+ fsm->name);
+ fprintf (f, "\t\t\tangfsm_%s_timeout_counters[i]--;\n",
+ fsm->name);
+ fprintf (f, "\t\t\tif (angfsm_%s_timeout_counters[i] == 0)\n\t\t\t{\n",
+ fsm->name);
+ fprintf (f, "\t\t\t\tangfsm_%s_handle (angfsm_%s_timeout_events[angfsm_%s_active_states[i]]);\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\t\t\tout = 1;\n");
+ fprintf (f, "\t\t\t}\n");
+ fprintf (f, "\t\t}\n");
+ fprintf (f, "\t}\n");
+ fprintf (f, "\treturn out;\n");
+ fprintf (f, "}\n\n");
+ }
+
+ /* Close file. */
+ fclose (f);
+ free (fn);
+}
+
+void
+angfsm_build_gen_opti_avr_h (angfsm_build_t *fsm, angfsm_build_arch_t arch)
+{
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_branch_chain_t *bc;
+ angfsm_build_state_t *s;
+ angfsm_build_event_t *e;
+ angfsm_build_chain_t *all_fsm;
+ uint i, j;
+ uint embedded_strings = fsm->options.embedded_strings;
+
+ /* Open file. */
+ char *fn = (char*) malloc ((strlen (fsm->name)
+ + strlen ("angfsm_gen__.h")
+ + strlen (angfsm_build_arch_name[arch])
+ + 1) * sizeof (char));
+ sprintf (fn, "angfsm_gen_%s_%s.h", angfsm_build_arch_name[arch], fsm->name);
+ FILE *f = fopen (fn, "w");
+
+ /* Introduction. */
+ fprintf (f, "/* This file has been generated, do not edit. */\n\n");
+ fprintf (f, "#ifndef _angfsm_%s_\n", fsm->name);
+ fprintf (f, "#define _angfsm_%s_\n\n", fsm->name);
+ fprintf (f, "#include <avr/pgmspace.h>\n");
+ fprintf (f, "#include <inttypes.h>\n\n");
+
+ /* Include all other fsm headers. */
+ all_fsm = angfsm_build_all_fsm;
+ while (all_fsm != NULL)
+ {
+ fprintf (f, "#include \"angfsm_gen_%s_%s.h\"\n",
+ angfsm_build_arch_name[arch],
+ all_fsm->fsm->name);
+ all_fsm = all_fsm->next;
+ }
+
+ /* Gen max active states define */
+ fprintf (f, "#define angfsm_%s_max_active_states %u\n",
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen state enum. */
+ fprintf (f, "typedef enum\n{\n");
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "\tangfsm_STATE_%s_%s = %u,\n", fsm->name, sc->state.var_name, sc->state.code);
+ sc = sc->next;
+ }
+ fprintf (f, "\tangfsm_STATE_%s_NB_ = %u\n", fsm->name, fsm->state_nb);
+ fprintf (f, "} angfsm_%s_state_t;\n\n", fsm->name);
+
+ /* Gen event enum. */
+ fprintf (f, "typedef enum\n{\n");
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "\tangfsm_EVENT_%s_%s = %u,\n", fsm->name, ec->event.var_name, ec->event.code);
+ ec = ec->next;
+ }
+ fprintf (f, "\tangfsm_EVENT_%s_NB_ = %u\n", fsm->name, fsm->event_nb);
+ fprintf (f, "} angfsm_%s_event_t;\n\n", fsm->name);
+
+ /* Gen state strings. */
+ if (embedded_strings)
+ {
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "extern prog_char angfsm_%s_state_str_%s[%u] PROGMEM;\n",
+ fsm->name,
+ sc->state.var_name,
+ strlen (sc->state.var_name) + 1);
+ sc = sc->next;
+ }
+ fprintf (f, "extern const char *angfsm_%s_state_str[%u] PROGMEM;\n\n",
+ fsm->name,
+ fsm->state_nb);
+
+ /* Gen event strings. */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "extern prog_char angfsm_%s_event_str_%s[%u] PROGMEM;\n",
+ fsm->name,
+ ec->event.var_name,
+ strlen (ec->event.var_name) + 1);
+ ec = ec->next;
+ }
+ fprintf (f, "extern const char *angfsm_%s_event_str[%u] PROGMEM;\n\n",
+ fsm->name,
+ fsm->event_nb);
+
+ /* Create a RAM string able to store event or state string. */
+ j = 0;
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ if (strlen (e->var_name) > j)
+ j = strlen (e->var_name);
+ }
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ if (strlen (s->var_name) > j)
+ j = strlen (s->var_name);
+ }
+ fprintf (f, "extern char angfsm_%s_str_buff[%u];\n", fsm->name, j + 1);
+
+ /* Convert an event enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_event_string_from_enum \
+ (angfsm_%s_event_t e);\n", fsm->name, fsm->name);
+
+ /* Convert a event string in enum. */
+ fprintf (f, "angfsm_%s_event_t\nangfsm_%s_get_event_enum_from_string \
+ (char *str);\n", fsm->name, fsm->name);
+
+ /* Convert an state enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_state_string_from_enum \
+ (angfsm_%s_state_t s);\n", fsm->name, fsm->name);
+
+ /* Convert a state string in enum. */
+ fprintf (f, "angfsm_%s_state_t\nangfsm_%s_get_state_enum_from_string \
+ (char *str);\n", fsm->name, fsm->name);
+ }
+
+ /* Gen transitions branches enum. */
+ fprintf (f, "typedef enum\n{\n");
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ if (bc->name != NULL)
+ fprintf (f, "\tangfsm_BRANCH_%s_%s_%s_%s = %u,\n",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name,
+ bc->name,
+ bc->state->code);
+ else
+ fprintf (f, "\tangfsm_BRANCH_%s_%s_%s_ = %u,\n",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name,
+ bc->state->code);
+ bc = bc->next;
+ }
+ tc = tc->next;
+ }
+ fprintf (f, "} angfsm_%s_branch_t;\n\n", fsm->name);
+
+ /* Gen function headers. */
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ fprintf (f, "angfsm_%s_branch_t angfsm_%s_trans_func_%s_%s (void);\n",
+ fsm->name,
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name);
+ tc = tc->next;
+ }
+ fprintf (f, "\n");
+
+ /* Gen function table. */
+ fprintf (f, "typedef angfsm_%s_branch_t (*angfsm_%s_func_t)(void);\n", fsm->name,
+ fsm->name);
+ fprintf (f, "extern const angfsm_%s_func_t PROGMEM angfsm_%s_trans_table[%u][%u];\n",
+ fsm->name,
+ fsm->name,
+ fsm->event_nb,
+ fsm->state_nb);
+ /* Gen read function for trans table. */
+ fprintf (f, "angfsm_%s_func_t angfsm_%s_read_trans (angfsm_%s_event_t event, "
+ "angfsm_%s_state_t state);\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->name,
+ fsm->name);
+
+ /* Gen active states array. */
+ fprintf (f, "extern angfsm_%s_state_t angfsm_%s_active_states[%u];\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen initialization function. */
+ sc = fsm->starters;
+ i = 0;
+ fprintf (f, "void\nangfsm_%s_init () __attribute__ ((constructor));\n\n",
+ fsm->name);
+
+ /* Gen handle function. */
+ fprintf (f, "int\nangfsm_%s_handle (angfsm_%s_event_t e);\n",
+ fsm->name,
+ fsm->name);
+
+ /* Gen can handle function. */
+ fprintf (f, "uint16_t\nangfsm_%s_can_handle (angfsm_%s_event_t e);\n\n",
+ fsm->name,
+ fsm->name);
+
+ if (fsm->timeouts != NULL)
+ {
+ /* Gen handle timeout function. */
+ fprintf (f, "int\nangfsm_%s_handle_timeout ();\n",
+ fsm->name);
+
+ /* Gen timeout values. */
+ fprintf (f, "extern int32_t angfsm_%s_timeout_values[angfsm_STATE_%s_NB_];\n",
+ fsm->name,
+ fsm->name);
+
+ /* Gen timeout corresponding events. */
+ fprintf (f, "extern angfsm_%s_event_t angfsm_%s_timeout_events[angfsm_STATE_%s_NB_];\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+
+ /* Gen timeout counters array. */
+ fprintf (f, "extern int32_t angfsm_%s_timeout_counters[%u];\n\n",
+ fsm->name,
+ fsm->max_active_states);
+ }
+
+ /* Conclusion. */
+ fprintf (f, "#endif /* #ifndef _angfsm_%s_ */", fsm->name);
+
+ /* Close file. */
+ fclose (f);
+ free (fn);
+}
+
+void
+angfsm_build_gen_opti_avr_c (angfsm_build_t *fsm, angfsm_build_arch_t arch)
+{
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_timeout_chain_t *toc;
+ angfsm_build_state_t *s;
+ angfsm_build_event_t *e;
+ uint i, j, found;
+ uint embedded_strings = fsm->options.embedded_strings;
+
+ /* Open file. */
+ char *fn = (char*) malloc ((strlen (fsm->name)
+ + strlen ("angfsm_gen__.c")
+ + strlen (angfsm_build_arch_name[arch])
+ + 1) * sizeof (char));
+ sprintf (fn, "angfsm_gen_%s_%s.c", angfsm_build_arch_name[arch], fsm->name);
+ FILE *f = fopen (fn, "w");
+
+ /* Introduction. */
+ fprintf (f, "/* This file has been generated, do not edit. */\n\n");
+ fprintf (f, "#include \"angfsm_gen_%s_%s.h\"\n\n",
+ angfsm_build_arch_name[arch],
+ fsm->name);
+
+ /* Gen state strings. */
+ if (embedded_strings)
+ {
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ fprintf (f, "prog_char angfsm_%s_state_str_%s[] PROGMEM = \"%s\";\n",
+ fsm->name,
+ sc->state.var_name,
+ sc->state.var_name);
+ sc = sc->next;
+ }
+ fprintf (f, "const char *angfsm_%s_state_str[] PROGMEM =\n{\n", fsm->name);
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ fprintf (f, "\tangfsm_%s_state_str_%s", fsm->name, s->var_name);
+ if (i == fsm->state_nb - 1)
+ fprintf (f, "\n");
+ else
+ fprintf (f, ",\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen event strings. */
+ ec = fsm->events;
+ while (ec != NULL)
+ {
+ fprintf (f, "prog_char angfsm_%s_event_str_%s[] PROGMEM = \"%s\";\n",
+ fsm->name,
+ ec->event.var_name,
+ ec->event.var_name);
+ ec = ec->next;
+ }
+ fprintf (f, "const char *angfsm_%s_event_str[] PROGMEM =\n{\n", fsm->name);
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ fprintf (f, "\tangfsm_%s_event_str_%s", fsm->name, e->var_name);
+ if (i == fsm->event_nb - 1)
+ fprintf (f, "\n");
+ else
+ fprintf (f, ",\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Create a RAM string able to store event or state string. */
+ j = 0;
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ if (strlen (e->var_name) > j)
+ j = strlen (e->var_name);
+ }
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, i);
+ if (strlen (s->var_name) > j)
+ j = strlen (s->var_name);
+ }
+ fprintf (f, "char angfsm_%s_str_buff[%u];\n", fsm->name, j + 1);
+
+ /* Convert an event enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_event_string_from_enum \
+ (angfsm_%s_event_t e)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\treturn strcpy_P (angfsm_%s_str_buff, \
+ (char *) pgm_read_word (&(angfsm_%s_event_str[e])));\n", fsm->name, fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert a event string in enum. */
+ fprintf (f, "angfsm_%s_event_t\nangfsm_%s_get_event_enum_from_string \
+ (char *str)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_EVENT_%s_NB_; i++)\n", fsm->name);
+ fprintf (f, "\t\tif (strcpy_P (str, \
+ (char *) pgm_read_word (&(angfsm_%s_event_str[i]))) == 0)\n", fsm->name);
+ fprintf (f, "\t\t\treturn i;\n");
+ fprintf (f, "\treturn angfsm_EVENT_%s_NB_;\n", fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert an state enum in string. */
+ fprintf (f, "char *\nangfsm_%s_get_state_string_from_enum \
+ (angfsm_%s_state_t s)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\treturn strcpy_P (angfsm_%s_str_buff, \
+ (char *) pgm_read_word (&(angfsm_%s_state_str[s])));\n", fsm->name, fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Convert a state string in enum. */
+ fprintf (f, "angfsm_%s_state_t\nangfsm_%s_get_state_enum_from_string \
+ (char *str)\n{\n", fsm->name, fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_STATE_%s_NB_; i++)\n", fsm->name);
+ fprintf (f, "\t\tif (strcpy_P (str, \
+ (char *) pgm_read_word (&(angfsm_%s_state_str[i]))) == 0)\n", fsm->name);
+ fprintf (f, "\t\t\treturn i;\n");
+ fprintf (f, "\treturn angfsm_STATE_%s_NB_;\n", fsm->name);
+ fprintf (f, "}\n\n");
+ }
+
+ /* Gen function table. */
+ fprintf (f, "const angfsm_%s_func_t PROGMEM angfsm_%s_trans_table[%u][%u] = \n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->event_nb,
+ fsm->state_nb);
+ /* for each events and state, see if it exists an associated transition. */
+ for (i = 0; i < fsm->event_nb; i++)
+ {
+ e = angfsm_build_get_event_by_code (fsm, i);
+ fprintf (f, "\t{");
+ for (j = 0; j < fsm->state_nb; j++)
+ {
+ s = angfsm_build_get_state_by_code (fsm, j);
+ tc = fsm->trans;
+ found = 0;
+ while (tc != NULL)
+ {
+ if (tc->trans.state == s && tc->trans.event == e)
+ {
+ found = 1;
+ fprintf (f, "&angfsm_%s_trans_func_%s_%s",
+ fsm->name,
+ tc->trans.state->var_name,
+ tc->trans.event->var_name);
+ tc = tc->next;
+ break;
+ }
+ tc = tc->next;
+ }
+ if (!found)
+ fprintf (f, "(angfsm_%s_func_t) 0", fsm->name);
+ if (j == fsm->state_nb - 1)
+ fprintf (f, "}");
+ else
+ fprintf (f, ", ");
+ }
+ if (i != fsm->event_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen read function for trans table. */
+ fprintf (f, "angfsm_%s_func_t angfsm_%s_read_trans (angfsm_%s_event_t event, "
+ "angfsm_%s_state_t state)\n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\treturn (angfsm_%s_func_t) pgm_read_word "
+ "(&angfsm_%s_trans_table[event][state]);\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "}\n\n");
+
+ /* Gen active states array. */
+ fprintf (f, "angfsm_%s_state_t angfsm_%s_active_states[%u];\n\n",
+ fsm->name,
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen initialization function. */
+ sc = fsm->starters;
+ i = 0;
+ fprintf (f, "void\nangfsm_%s_init ()\n{\n", fsm->name);
+ while (sc != NULL)
+ {
+ fprintf (f, "\tangfsm_%s_active_states[%u] = (angfsm_%s_state_t) %u;\n",
+ fsm->name,
+ i,
+ fsm->name,
+ sc->state.code);
+ if (fsm->timeouts != NULL)
+ {
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (toc->timeout.trans->state->code == sc->state.code)
+ {
+ fprintf (f, "\tangfsm_%s_timeout_counters[%u] = %u;\n",
+ fsm->name,
+ i,
+ toc->timeout.timeout);
+ }
+ toc = toc->next;
+ }
+ }
+ i++;
+ sc = sc->next;
+ }
+ fprintf (f, "}\n\n");
+
+ /* Gen handle function. */
+ fprintf (f, "int\nangfsm_%s_handle (angfsm_%s_event_t e)\n{\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tint handled = 0;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n\t{\n",
+ fsm->name);
+ fprintf (f, "\t\tangfsm_%s_func_t trans = angfsm_%s_read_trans (e, angfsm_%s_active_states[i]);\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\tif (trans)\n");
+ fprintf (f, "\t\t{\n");
+ fprintf (f, "\t\t\tangfsm_%s_active_states[i] = (angfsm_%s_state_t) trans ();\n", fsm->name, fsm->name);
+ fprintf (f, "\t\t\thandled = 1;\n");
+ if (fsm->timeouts != NULL)
+ {
+ fprintf (f, "\t\t\tangfsm_%s_timeout_counters[i] = "
+ "angfsm_%s_timeout_values[angfsm_%s_active_states[i]];\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ }
+ fprintf (f, "\t\t}\n");
+ fprintf (f, "\t}\n");
+ fprintf (f, "\treturn handled;\n");
+ fprintf (f, "}\n\n");
+
+ /* Gen can handle function. */
+ fprintf (f, "uint16_t\nangfsm_%s_can_handle (angfsm_%s_event_t e)\n{\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n",
+ fsm->name);
+ fprintf (f, "\t\tif (angfsm_%s_read_trans (e, angfsm_%s_active_states[i]))\n",
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\t\treturn 1;\n");
+ fprintf (f, "\treturn 0;\n");
+ fprintf (f, "}\n\n");
+
+ if (fsm->timeouts != NULL)
+ {
+ /* Gen timeout counters array. */
+ fprintf (f, "int32_t angfsm_%s_timeout_counters[%u];\n",
+ fsm->name,
+ fsm->max_active_states);
+
+ /* Gen timeout values array. */
+ fprintf (f, "int32_t angfsm_%s_timeout_values[angfsm_STATE_%s_NB_] =\n{\n",
+ fsm->name,
+ fsm->name);
+ int value;
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ value = -1;
+ s = angfsm_build_get_state_by_code (fsm, i);
+ assert (s);
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (s->code == toc->timeout.trans->state->code)
+ {
+ value = toc->timeout.timeout;
+ break;
+ }
+ toc = toc->next;
+ }
+ fprintf (f, "\t%i", value);
+ if (i != fsm->state_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen timeout corresponding events array. */
+ fprintf (f, "angfsm_%s_event_t angfsm_%s_timeout_events[angfsm_STATE_%s_NB_] =\n{\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ for (i = 0; i < fsm->state_nb; i++)
+ {
+ value = -1;
+ s = angfsm_build_get_state_by_code (fsm, i);
+ assert (s);
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ if (s->code == toc->timeout.trans->state->code)
+ {
+ value = toc->timeout.trans->event->code;
+ break;
+ }
+ toc = toc->next;
+ }
+ if (value == -1)
+ fprintf (f, "\t(angfsm_%s_event_t) angfsm_STATE_%s_NB_", fsm->name, fsm->name);
+ else
+ fprintf (f, "\t(angfsm_%s_event_t) %u", fsm->name, value);
+
+ if (i != fsm->state_nb - 1)
+ fprintf (f, ",");
+ fprintf (f, "\n");
+ }
+ fprintf (f, "};\n\n");
+
+ /* Gen handle timeout function. */
+ fprintf (f, "int\nangfsm_%s_handle_timeout ()\n{\n",
+ fsm->name);
+ fprintf (f, "\tuint16_t i;\n");
+ fprintf (f, "\tint out = 0;\n");
+ fprintf (f, "\tfor (i = 0; i < angfsm_%s_max_active_states; i++)\n\t{\n",
+ fsm->name);
+ fprintf (f, "\t\tif (angfsm_%s_timeout_counters[i] > 0)\n\t\t{\n",
+ fsm->name);
+ fprintf (f, "\t\t\tangfsm_%s_timeout_counters[i]--;\n",
+ fsm->name);
+ fprintf (f, "\t\t\tif (angfsm_%s_timeout_counters[i] == 0)\n\t\t\t{\n",
+ fsm->name);
+ fprintf (f, "\t\t\t\tangfsm_%s_handle (angfsm_%s_timeout_events[angfsm_%s_active_states[i]]);\n",
+ fsm->name,
+ fsm->name,
+ fsm->name);
+ fprintf (f, "\t\t\t\tout = 1;\n");
+ fprintf (f, "\t\t\t}\n");
+ fprintf (f, "\t\t}\n");
+ fprintf (f, "\t}\n");
+ fprintf (f, "\treturn out;\n");
+ fprintf (f, "}\n\n");
+ }
+
+ /* Close file. */
+ fclose (f);
+ free (fn);
+}
+
+void
+angfsm_build_gen_c (angfsm_build_t *fsm,
+ angfsm_build_arch_t arch)
+{
+ /* TODO: make a generic code generator. */
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+
+ switch (arch)
+ {
+ case ANGFSM_BUILD_ARCH_HOST:
+ angfsm_build_gen_no_opti_c (fsm, arch);
+ break;
+ case ANGFSM_BUILD_ARCH_AVR:
+ angfsm_build_gen_opti_avr_c (fsm, arch);
+ break;
+ case ANGFSM_BUILD_ARCH_ARM:
+ angfsm_build_gen_no_opti_c (fsm, arch);
+ break;
+ default:
+ assert (1);
+ }
+}
+
+void
+angfsm_build_gen_h (angfsm_build_t *fsm,
+ angfsm_build_arch_t arch)
+{
+ /* TODO: make a generic code generator. */
+ assert (arch < ANGFSM_BUILD_ARCH_NB);
+
+ switch (arch)
+ {
+ case ANGFSM_BUILD_ARCH_HOST:
+ angfsm_build_gen_no_opti_h (fsm, arch);
+ break;
+ case ANGFSM_BUILD_ARCH_AVR:
+ angfsm_build_gen_opti_avr_h (fsm, arch);
+ break;
+ case ANGFSM_BUILD_ARCH_ARM:
+ angfsm_build_gen_no_opti_h (fsm, arch);
+ break;
+ default:
+ assert (1);
+ }
+}
+
+void
+angfsm_build_gen (char *arch_string)
+{
+ angfsm_build_chain_t *curs = angfsm_build_all_fsm;
+ angfsm_build_arch_t arch = ANGFSM_BUILD_ARCH_NB;
+ uint i;
+ for (i = 0; i < ANGFSM_BUILD_ARCH_NB; i++)
+ if (strcmp (arch_string, angfsm_build_arch_name[i]) == 0)
+ {
+ arch = (angfsm_build_arch_t) i;
+ break;
+ }
+ if (arch == ANGFSM_BUILD_ARCH_NB)
+ {
+ fprintf (stderr, "Warning, architecture didn't match for \"%s\".\n",
+ arch_string);
+ return;
+ }
+
+ while (curs != NULL)
+ {
+ angfsm_build_gen_h (curs->fsm, arch);
+ angfsm_build_gen_c (curs->fsm, arch);
+ curs = curs->next;
+ }
+
+}
+
+void
+angfsm_build_free (angfsm_build_t *fsm)
+{
+ angfsm_build_state_chain_t *sc;
+ angfsm_build_state_chain_t *sc_tmp;
+ angfsm_build_event_chain_t *ec;
+ angfsm_build_event_chain_t *ec_tmp;
+ angfsm_build_trans_chain_t *tc;
+ angfsm_build_trans_chain_t *tc_tmp;
+ angfsm_build_branch_chain_t *bc;
+ angfsm_build_branch_chain_t *bc_tmp;
+ angfsm_trans_func_chain_t *fc;
+ angfsm_trans_func_chain_t *fc_tmp;
+ angfsm_build_timeout_chain_t *toc;
+ angfsm_build_timeout_chain_t *toc_tmp;
+ uint i;
+
+ /* Free states. */
+ sc = fsm->states;
+ while (sc != NULL)
+ {
+ sc_tmp = sc;
+ free (sc->state.var_name);
+ sc = sc->next;
+ free (sc_tmp);
+ }
+
+ /* Free events. */
+ ec = fsm->events;
+ while (sc != NULL)
+ {
+ ec_tmp = ec;
+ free (ec->event.var_name);
+ ec = ec->next;
+ free (ec_tmp);
+ }
+
+ /* Free trans */
+ tc = fsm->trans;
+ while (tc != NULL)
+ {
+ tc_tmp = tc;
+
+ /* Free each branches. */
+ bc = tc->trans.output_branches;
+ while (bc != NULL)
+ {
+ bc_tmp = bc;
+ free (bc->name);
+ bc = bc->next;
+ free (bc_tmp);
+ }
+
+ tc = tc->next;
+ free (tc_tmp);
+ }
+
+ /* Free start chain. */
+ sc = fsm->starters;
+ while (sc != NULL)
+ {
+ sc_tmp = sc;
+ sc = sc->next;
+ free (sc_tmp);
+ }
+
+ /* Free timeout chain. */
+ toc = fsm->timeouts;
+ while (toc != NULL)
+ {
+ toc_tmp = toc;
+ toc = toc->next;
+ free (toc_tmp);
+ }
+
+ /* Free run data (trans_table). */
+ for (i = 0; i < fsm->event_nb; i++)
+ free (fsm->run.trans_table[i]);
+ free (fsm->run.trans_table);
+
+ /* Free run data (active states). */
+ free (fsm->run.active_states);
+
+ /* Free last-seen event array*/
+ free (fsm->run.events_before_active_state);
+
+ /* Free run data (function pool). */
+ fc = fsm->run.func_pool;
+ while (fc != NULL)
+ {
+ fc_tmp = fc;
+ fc = fc->next;
+ free (fc_tmp);
+ }
+
+ /*Free run data (timeout counters). */
+ free (fsm->run.timeout_counters);
+}
+
+#endif /* HOST */