init with documents from eunomia-bpf

6-sigsnoop/eunomia-include/entry.h

@@ -0,0 +1,40 @@
+#ifndef ENTRY_H_
+#define ENTRY_H_
+
+// header only helpers for develop wasm app
+#include "cJSON/cJSON.c"
+#include "helpers.h"
+
+#define MAX_ARGS 32
+
+int main(int argc, char **argv);
+int bpf_main(char *env_json, int str_len)
+{
+	cJSON *env = cJSON_Parse(env_json);
+	if (!env)
+	{
+		printf("cJSON_Parse failed for env json args.");
+        return 1;
+	}
+	if (!cJSON_IsArray(env)) {
+        printf("env json args is not an array.");
+        return 1;
+    }
+    int argc = cJSON_GetArraySize(env);
+    if (argc > MAX_ARGS) {
+        printf("env json args is too long.");
+        return 1;
+    }
+    char *argv[MAX_ARGS];
+    for (int i = 0; i < argc; i++) {
+        cJSON *item = cJSON_GetArrayItem(env, i);
+        if (!cJSON_IsString(item)) {
+            printf("env json args is not a string.");
+            return 1;
+        }
+        argv[i] = item->valuestring;
+    }
+	return main(argc, argv);
+}
+
+#endif