freertos: release the generic version source code

freertos runs on the second core (small one) of the CPU

freertos/cvitek/common/include/cv1835/linux/file.h

@@ -0,0 +1,62 @@
+/*
+ * Wrapper functions for accessing the file_struct fd array.
+ */
+
+#ifndef __LINUX_FILE_H
+#define __LINUX_FILE_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+
+struct file;
+
+struct fd {
+	struct file *file;
+	unsigned int flags;
+};
+
+#define FDPUT_FPUT       1
+#define FDPUT_POS_UNLOCK 2
+
+extern void put_unused_fd(unsigned int fd);
+extern void fd_install(unsigned int fd, struct file *file);
+extern unsigned long __fdget(unsigned int fd);
+
+static inline struct fd __to_fd(unsigned long v)
+{
+	return (struct fd){(struct file *)(v & ~3), v & 3};
+}
+
+static inline struct fd fdget(unsigned int fd)
+{
+	return __to_fd(__fdget(fd));
+}
+
+typedef struct _iobuf {
+	char *_ptr;
+	int _cnt;
+	char *_base;
+	int _flag;
+	int _file;
+	int _charbuf;
+	int _bufsiz;
+	char *_tmpfname;
+} FILE;
+
+#define fprintf(...) 0
+#define fseek(...) 0
+#define ftell(...) 0
+#define fread(...) 0
+#define fwrite(...) 0
+#define fputs(...) 0
+#define fgets(...) 0
+#define fgetc(...) 0
+#define fflush(...) 0
+#define feof(...) 0
+#define fopen(...) 0
+#define fclose(...) 0
+#define sscanf(...) 0
+#define sprintf(...) 0
+
+#define EOF	(-1)
+#endif