/*
* Author: JohnXenox aka Aleksandr Igorevich.
*
* PlayNote_lib1.h
*/
#ifndef __PlayNote_lib1_h__
#define __PlayNote_lib1_h__
static inline int initMemory(void)
{
int size;
__asm__ __volatile__("int $0x40":"=a"(size):"a"(68),"b"(11));
return size;
}
static inline void makeDelay(int time)
{
__asm__ __volatile__("int $0x40"::"a"(5), "b"(time):"memory");
}
static inline void *openFile(int *length, const char *path)
{
int *fd;
__asm__ __volatile__ ("int $0x40":"=a"(fd), "=d"(*length):"a" (68), "b"(27),"c"(path));
return fd;
}
static inline void setCurrentPathToARawFile(char *dst_path, char *src_path, char* file_name)
{
unsigned offset = 0;
// cleans a dst path if not clean.
if(dst_path[offset] != 0)
{
for(; dst_path[offset] != 0; offset++) dst_path[offset] = 0;
}
// copys current path into a buffer.
strcpy(dst_path, src_path);
offset = 0;
// go to the end of a string.
while(dst_path[offset] != 0) offset++;
// clears all bytes to a character '/'.
for(; dst_path[offset] != '/'; offset--) dst_path[offset] = 0;
// increments a variable.
offset++;
// stores a name of a file in a buffer.
strcpy(dst_path + offset, file_name);
}
void __attribute__ ((noinline)) printfOnADebugBoard(const char *format,...)
{
va_list ap;
char log_board[300];
va_start (ap, format);
tiny_vsnprintf(log_board, sizeof log_board, format, ap);
va_end(ap);
char *str = log_board;
while(*str) __asm__ __volatile__("int $0x40"::"a"(63), "b"(1), "c"(*str++));
}
#endif