TFTP

Add custom fseek and fread
Add test framework gtest and added my custom fread and fseek tests + functions

tests/tfpt_tests.cpp

@@ -0,0 +1,45 @@
+#include <gtest/gtest.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "tftp.hpp"
+
+tftp_custom_file_t file = {
+        .data = (char*)"1234567890",
+        .len = 11,
+        .name = (char*)"test.txt",
+        .ofset = 0
+    };
+
+TEST(TFTP, custom_fseek)
+{    
+    tftp_custom_fseek(&file, 5, SEEK_SET);
+    EXPECT_EQ(file.ofset, 5);
+    tftp_custom_fseek(&file, 5, SEEK_CUR);
+    EXPECT_EQ(file.ofset, 10);
+}
+
+TEST(TFTP, custom_fread)
+{
+    char buf[11];
+    tftp_custom_fseek(&file, 0, SEEK_SET);
+    size_t bytes = tftp_custom_fread(buf, 11, &file);
+    EXPECT_EQ(bytes, 11);
+    EXPECT_EQ(file.ofset, 11);
+
+    memset(buf, 0, 11);
+
+    tftp_custom_fseek(&file, 0, SEEK_SET);
+    bytes = tftp_custom_fread(buf, 11, &file);
+    EXPECT_EQ(bytes, 11);
+    EXPECT_EQ(memcmp(buf, "1234567890", 10), 0);
+
+    tftp_custom_fseek(&file, 0, SEEK_SET);
+    bytes = tftp_custom_fread(buf, 5, &file);
+    EXPECT_EQ(bytes, 5);
+    EXPECT_EQ(memcmp(buf, "12345", 5), 0);
+}
+
+