Diff: yodiwo_helpers.c

Revision:

6:4596aaa1a824

Parent:

4:073e23f6718c

Child:

7:a121e995f5e1

--- a/yodiwo_helpers.c	Mon Sep 21 06:55:29 2015 +0000
+++ b/yodiwo_helpers.c	Thu Sep 24 13:15:40 2015 +0000
@@ -3,6 +3,8 @@
 #include <stdio.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <string.h>
+#include <malloc.h>
 #include "jsmn.h"
 #include "yodiwo_api.h"
 #include "yodiwo_helpers.h"
@@ -71,6 +73,11 @@
 int Parse_String(jsmntok_t* t, char* json, void** result)
 {
 	int s = t->end - t->start;
+	//write NULL for empty strings
+	if (s == 0) {
+		*result = NULL;
+		return 1;
+	}
 	int escaped = count_escaped(&json[t->start], s);
 	*result = os_zmalloc(sizeof(char)*(s - escaped + 1));
 	if (*result != NULL)
@@ -83,7 +90,7 @@
 	int s = t->end - t->start;
 	char d[100]; memset(d, 0, s);
 	memcpy(d, &json[t->start], s);
-	*result = atof(d);
+	*(double *)result = atof(d);
 	return 1;
 }
 // -----------------------------------------------------------------------------------------------------------------------
@@ -92,7 +99,7 @@
 	int s = t->end - t->start;
 	char d[100]; memset(d, 0, s);
 	memcpy(d, &json[t->start], s);
-	*result = atof(d);
+	*(float *)result = atof(d);
 	return 1;
 }
 // -----------------------------------------------------------------------------------------------------------------------
@@ -101,7 +108,7 @@
 	int s = t->end - t->start;
 	char d[100]; memset(d, 0, s);
 	memcpy(d, &json[t->start], s);
-	*result = atoi(d);
+	*(int32_t *)result = atoi(d);
 	return 1;
 }
 // -----------------------------------------------------------------------------------------------------------------------
@@ -115,13 +122,13 @@
 		if (memcmp(d, "true", 4) == 0 ||
 			memcmp(d, "True", 4) == 0 ||
 			memcmp(d, "TRUE", 4) == 0)
-			*result = true;
+			*(bool *)result = true;
 		else
-			*result = false;
+			*(bool *)result = false;
 	}
 	else
 	{
-		*result = atoi(d) > 0;
+		*(bool *)result = atoi(d) > 0;
 	}
 	return 1;
 }
@@ -215,3 +222,82 @@
 	return res;
 }
 // -----------------------------------------------------------------------------------------------------------------------
+
+int lastIndexOf(char c, char *str)
+{
+    int r = -1;
+    int i = 0;
+    for(r = -1, i = 0; str[i] != '\0'; i++) {
+        if (str[i] == c)
+            r = i;
+    }
+    return r;
+}
+
+// -----------------------------------------------------------------------------------------------------------------------
+int NodeKey_FromString(Yodiwo_Plegma_NodeKey_t *nodeKey, char *str)
+{
+    int len = lastIndexOf(KEY_SEPARATOR, str);
+    if (len <= 0)
+        return -1;
+    nodeKey->UserKey.UserID = (char *)malloc((len + 1) * sizeof(char));
+    memcpy(nodeKey->UserKey.UserID, str, len);
+    nodeKey->UserKey.UserID[len] = '\0';
+    nodeKey->NodeID = atoi(&(str[len + 1]));
+    return 0;
+}
+
+// -----------------------------------------------------------------------------------------------------------------------
+char *make_nextKey_str(char *key, int nextId)
+{
+    int idlen;
+    char id_str[10];
+    char *nextKey;
+    int r;
+
+    idlen = sprintf(id_str, "%d", nextId);
+
+    if (nextId < 0 || idlen < 0)
+        return NULL;
+    r = strlen(key) + idlen + 1 + 1; //separator + null terminationportlen;
+    nextKey = (char *)malloc(r * sizeof(char) + 2);
+    if (nextKey == NULL)
+        return NULL;
+    r = sprintf(nextKey, "%s-%s", key, id_str);
+    if (r < 0) {
+        free(nextKey);
+        return NULL;
+    }
+    return nextKey;
+}
+
+// -----------------------------------------------------------------------------------------------------------------------
+int fill_PortKey(Yodiwo_Plegma_Port_t *port, char *thingKey, int portId)
+{
+    port->PortKey = make_nextKey_str(thingKey, portId);
+    return (port->PortKey != NULL) ? 0 : -1;
+}
+
+// -----------------------------------------------------------------------------------------------------------------------
+int fill_ThingKey(Yodiwo_Plegma_Thing_t *thing, char *nodeKey, int thingId)
+{
+    thing->ThingKey = make_nextKey_str(nodeKey, thingId);
+    return (thing->ThingKey != NULL) ? 0 : -1;
+}
+
+// -----------------------------------------------------------------------------------------------------------------------
+int fill_Thing_Keys(Yodiwo_Plegma_Thing_t *thing, char *nodeKey, int thingId)
+{
+    int i;
+    int r;
+    r = fill_ThingKey(thing, nodeKey, thingId);
+    if (r < 0)
+        return -1;
+    for (i = 0; i < thing->Ports.num; i++) {
+        r = fill_PortKey(&thing->Ports.elems[i], thing->ThingKey, i + 1);
+        if (r < 0)
+            return -1;
+    }
+    return 0;
+}
+