upload sdk

git-svn-id: svn://kolibrios.org@4349 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/sdk/sources/newlib/include/sys/kos_io.h

@@ -0,0 +1,88 @@
+
+#ifndef __KOS_IO_H__
+#define __KOS_IO_H__
+
+#pragma pack(push, 1)
+typedef struct
+{
+  char sec;
+  char min;
+  char hour;
+  char rsv;
+}detime_t;
+
+typedef struct
+{
+  char  day;
+  char  month;
+  short year;
+}dedate_t;
+
+typedef struct
+{
+  unsigned    attr;
+  unsigned    flags;
+  union
+  {
+     detime_t  ctime;
+     unsigned  cr_time;
+  };
+  union
+  {
+     dedate_t  cdate;
+     unsigned  cr_date;
+  };
+  union
+  {
+     detime_t  atime;
+     unsigned  acc_time;
+  };
+  union
+  {
+     dedate_t  adate;
+     unsigned  acc_date;
+  };
+  union
+  {
+     detime_t  mtime;
+     unsigned  mod_time;
+  };
+  union
+  {
+     dedate_t  mdate;
+     unsigned  mod_date;
+  };
+  unsigned    size;
+  unsigned    size_high;
+} fileinfo_t;
+
+#pragma pack(pop)
+
+int create_file(const char *path);
+int get_fileinfo(const char *path, fileinfo_t *info);
+int read_file(const char *path, void *buff,
+               size_t offset, size_t count, size_t *reads);
+int write_file(const char *path,const void *buff,
+               size_t offset, size_t count, size_t *writes);
+int set_file_size(const char *path, unsigned size);
+void *load_file(const char *path, size_t *len);
+void __stdcall unpack(void* packed_data, void* unpacked_data);
+
+static inline int user_free(void *mem)
+{
+    int  val;
+    __asm__ __volatile__(
+    "int $0x40"
+    :"=a"(val)
+    :"a"(68),"b"(12),"c"(mem));
+    return val;
+}
+
+static inline void set_cwd(const char* cwd)
+{
+    __asm__ __volatile__(
+    "int $0x40"
+    ::"a"(30),"b"(1),"c"(cwd));
+};
+
+#endif