fix: bring project back to a working state

src/shared/file.h

@@ -0,0 +1,31 @@
+#ifndef FILE_H
+#define FILE_H
+
+#include "data.h"
+#include <sys/stat.h>
+
+typedef struct {
+  char *path;
+  struct stat stats;
+  Data *data;
+} File;
+
+typedef struct {
+  char *path;
+  Data *data;
+} FileReceive;
+
+File *file_create(const char *path, struct stat *stats);
+void file_destroy(void *item);
+void file_load_data(File *file);
+void file_print(void *item);
+void file_send_single_calls(File *file, int file_descriptor);
+size_t file_content_to_buffer(File *file);
+Data *file_compress(File *file);
+
+FileReceive *file_receive_create(char *path, Data *data);
+void file_receive_destroy(void *file_receive);
+FileReceive *file_receive_from_buffer(void *buffer);
+FileReceive *file_receive_decompress(void *FileReceive);
+
+#endif