Added simulator monitor tool.

1 files changed, 86 insertions, 0 deletions

diff --git a/monitor/mon.c b/monitor/mon.c
new file mode 100644
index 0000000..8ff2851
--- /dev/null
+++ b/monitor/mon.c
@@ -0,0 +1,86 @@
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "mon.h"
+
+int mon_read_prologue(t_mon *mon) {
+    int i;
+
+    if (fscanf(mon->from_sim, " %d %d\n", &mon->n_inputs, &mon->n_outputs) == EOF)
+        return -1;
+
+    mon->inputs = malloc(mon->n_inputs * sizeof(t_input));
+    mon->outputs = malloc(mon->n_outputs * sizeof(t_output));
+
+    // Read input description
+    for (i = 0; i < mon->n_inputs; i++) {
+        mon->inputs[i].value[0] = '0';
+        mon->inputs[i].value[1] = 0;
+        if (fscanf(mon->from_sim, "%d %s\n", &mon->inputs[i].size, mon->inputs[i].name) == EOF)
+            return -(i+2);
+    }
+
+    // Zeroify output description
+    for (i = 0; i < mon->n_outputs; i++) {
+        mon->outputs[i].name[0] = 0;
+        mon->outputs[i].v_bin[0] = 0;
+        mon->outputs[i].v_int = 0;
+    }
+
+    mon->step = 0;
+    mon->status = MS_RUN;
+
+    mon->clk = time(NULL);
+
+    return 0;
+}
+
+void mon_loop(t_mon *mon) {
+    disp_display(mon);
+    while (mon->status != MS_FINISH) {
+        handle_kbd(mon);
+        if (mon->status == MS_AUTO) {
+            mon_step(mon);
+        } else {
+            usleep(10000);
+        }
+    }
+}
+
+void mon_handle_command(t_mon *mon, char *c) {
+    if (c[0] == 0) {    // empty command : run step
+        mon_step(mon);
+    } else if (!strcmp(c, "q")) {
+        mon->status = MS_FINISH;
+    } else if (!strcmp(c, "a")) {
+        mon->status = MS_AUTO;
+    } else if (!strcmp(c, "m")) {
+        mon->status = MS_RUN;
+    }
+}
+
+void mon_step(t_mon *mon) {
+    int i = 0;
+
+    // Get ticker
+    time_t new_clk = time(NULL);
+    int ticker = new_clk - mon->clk;
+    mon->clk = new_clk;
+    
+    // Send inputs to simulator
+    for (i = 0; i < mon->n_inputs; i++) {
+        fprintf(mon->to_sim, "%s\n", mon->inputs[i].value);
+    }
+
+    // Read outputs from simulator
+    for (i = 0; i < mon->n_outputs; i++) {
+        fscanf(mon->from_sim, "%s %s %d\n",
+            mon->outputs[i].name,
+            mon->outputs[i].v_bin,
+            &mon->outputs[i].v_int);
+    }
+    
+    // Display
+    mon->step++;
+    disp_display(mon);
+}