/*!
* Writes a signed byte in a file stream.
*/
void
lib3ds_io_write_intb(Lib3dsIo *io, int8_t b) {
assert(io);
if (lib3ds_io_write(io, &b, 1) != 1) {
lib3ds_io_write_error(io);
}
}
/*!
* Writes a zero-terminated string into a file stream.
*/
void
lib3ds_io_write_string(Lib3dsIo *io, const char *s) {
size_t len;
assert(io && s);
len = strlen(s);
if (lib3ds_io_write(io, s, len + 1) != len +1) {
lib3ds_io_write_error(io);
}
}
/*!
* Writes a signed word into a little endian file stream.
*/
void
lib3ds_io_write_intw(Lib3dsIo *io, int16_t w) {
uint8_t b[2];
assert(io);
b[1] = ((uint16_t)w & 0xFF00) >> 8;
b[0] = ((uint16_t)w & 0x00FF);
if (lib3ds_io_write(io, b, 2) != 2) {
lib3ds_io_write_error(io);
}
}
/*!
* Writes a word into a little endian file stream.
*/
void
lib3ds_io_write_word(Lib3dsIo *io, uint16_t w) {
uint8_t b[2];
assert(io);
b[1] = (uint8_t)((w & 0xFF00) >> 8);
b[0] = (uint8_t)(w & 0x00FF);
if (lib3ds_io_write(io, b, 2) != 2) {
lib3ds_io_write_error(io);
}
}
/*!
* Writes a signed dword into a little endian file stream.
*/
void
lib3ds_io_write_intd(Lib3dsIo *io, int32_t d) {
uint8_t b[4];
assert(io);
b[3] = (uint8_t)(((uint32_t)d & 0xFF000000) >> 24);
b[2] = (uint8_t)(((uint32_t)d & 0x00FF0000) >> 16);
b[1] = (uint8_t)(((uint32_t)d & 0x0000FF00) >> 8);
b[0] = (uint8_t)(((uint32_t)d & 0x000000FF));
if (lib3ds_io_write(io, b, 4) != 4) {
lib3ds_io_write_error(io);
}
}
/*!
* Writes a float into a little endian file stream.
*/
void
lib3ds_io_write_float(Lib3dsIo *io, float l) {
uint8_t b[4];
Lib3dsDwordFloat d;
assert(io);
d.float_value = l;
b[3] = (uint8_t)(((uint32_t)d.dword_value & 0xFF000000) >> 24);
b[2] = (uint8_t)(((uint32_t)d.dword_value & 0x00FF0000) >> 16);
b[1] = (uint8_t)(((uint32_t)d.dword_value & 0x0000FF00) >> 8);
b[0] = (uint8_t)(((uint32_t)d.dword_value & 0x000000FF));
if (lib3ds_io_write(io, b, 4) != 4) {
lib3ds_io_write_error(io);
}
}
