native messaging test file.

1 files changed, 30 insertions, 0 deletions

diff --git a/fs/test-native.c b/fs/test-native.c
new file mode 100644
index 0000000..c53df29
--- /dev/null
+++ b/fs/test-native.c
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+int main() {
+    FILE *log = fopen("log.txt", "w");
+    fprintf(log, "hello\n"); fflush(log);
+
+    for (;;) {
+        char *outMsg = "{\"text\":\"This is a response message\"}";
+        unsigned int outLen = strlen(outMsg);
+        char *bOutLen = (char *)&outLen;
+        write(1, bOutLen, 4); // 1 is stdout
+        write(1, outMsg, outLen);
+        fflush(stdout);
+        fprintf(log, "wrote msg\n"); fflush(log);
+
+        char bInLen[4];
+        read(0, bInLen, 4); // 0 is stdin
+        unsigned int inLen = *(unsigned int *)bInLen;
+        char *inMsg = (char *)malloc(inLen);
+        read(0, inMsg, inLen);
+        inMsg[inLen] = '\0';
+        fprintf(log, "msg: [%s]\n", inMsg); fflush(log);
+        free(inMsg);
+ 
+    }
+    return 0;
+}