static void
lto_read_body (struct lto_file_decl_data *file_data, tree fn_decl,
const char *data, enum lto_section_type section_type)
{
struct data_in *data_in;
struct lto_input_block ib_main;
input_function (fn_decl, data_in, &ib_main);
}
int main(int argc, char *argv[]) {
if (argc == 1)
fp = stdin;
else {
fp = fopen(argv[1],"r");
if (fp == NULL) {
printf("No File: %s\n",argv[1]);
return 1;
}
}
root = NULL;
input_function();
printf("Exiting\n");
return 0;
}
/*****************************************************************************************
* Advance the state of this FMU from the current communication point to that point plus
* the specified step size.
* @param c The FMU.
* @param currentCommunicationPoint The time at the start of the step interval.
* @param communicationStepSize The width of the step interval.
* @param noSetFMUStatePriorToCurrentPoint True to assert that the master will not subsequently
* restore the state of this FMU or call fmiDoStep with a communication point less than the
* current one. An FMU may use this to determine that it is safe to take actions that have side
* effects, such as printing outputs. This FMU ignores this argument.
* @return fmi2Discard if the FMU rejects the step size, otherwise fmi2OK.
*/
fmi2Status fmiDoStep(fmi2Component c, fmi2Real currentCommunicationPoint,
fmi2Real communicationStepSize, fmi2Boolean noSetFMUStatePriorToCurrentPoint) {
ModelInstance* component = (ModelInstance *) c;
// If current time is greater than period * (value + 1), then it is
// time for another increment.
double endOfStepTime = currentCommunicationPoint + communicationStepSize;
double targetTime = TICK_PERIOD * (component->currentCount + 1);
if (endOfStepTime >= targetTime - EPSILON) {
// It is time for an increment.
// Is it too late for the increment?
if (endOfStepTime > targetTime + EPSILON) {
// Indicate that the last successful time is
// at the target time.
component->lastSuccessfulTime = targetTime;
fflush(stdout);
return fmi2Discard;
}
// We are at the target time. Are we
// ready for the increment yet? Have to have already
// completed one firing at this time.
if (component->atBreakpoint) {
// Not the first firing. Go ahead an increment.
component->currentCount++;
input_function(component->controller,component->input,component->dInput);
transition_function(component->controller);
output_function(component->controller,component->output);
// Reset the indicator that the increment is needed.
component->atBreakpoint = fmi2False;
} else {
// This will complete the first firing at the target time.
// We don't want to increment yet, but we set an indicator
// that we have had a firing at this time.
fflush(stdout);
component->atBreakpoint = fmi2True;
}
}
component->lastSuccessfulTime = endOfStepTime;
fflush(stdout);
return fmi2OK;
}
//process the current window, and advance to the next one.
//Returns a negative number on a failure, a zero when there are still more windows to go, and a 1 when done.
static inline int process_window(ctr_crypto_interface *io, write_window *window, size_t sector_size, size_t block_size, void (*input_function)(void *io, void *buffer, uint64_t block, size_t block_count), void (*output_function)(void *io, void *buffer, uint64_t block, size_t block_count))
{
//FIXME what if we try to read more than there is disk? Return zeros?
size_t sectors_to_read = (window->window_size - window->window_offset) / sector_size;
int res = ctr_io_read_sector(io->lower_io, window->window + window->window_offset, window->window_size - window->window_offset, window->current_sector, sectors_to_read);
if (res)
return -1;
size_t block_start_offset = window->block_offset;
uint8_t *pos = window->window + block_start_offset;
size_t amount_to_copy = window->window_size - window->window_offset;
if (amount_to_copy > window->buffer_size - window->buffer_offset)
amount_to_copy = window->buffer_size - window->buffer_offset;
//In the case that blocks are aligned to sectors, this is not necessary... FIXME
//only process parts that won't be overwritten completely
// from block_start_offset to window->window_offset
size_t blocks_to_process = CEIL(window->window_offset - block_start_offset, block_size);
if (!blocks_to_process) blocks_to_process = 1;
output_function(io, pos, window->block, blocks_to_process);
//now copy data from buffer
memcpy(window->window + window->window_offset, window->buffer + window->buffer_offset, amount_to_copy);
window->buffer_offset += amount_to_copy;
blocks_to_process = CEIL(amount_to_copy + window->window_offset - block_start_offset, block_size);
input_function(io, pos, window->block, blocks_to_process);
//We need to write out the full blocks processed actually, not just the sectors
size_t sectors_processed = (amount_to_copy + window->window_offset) / sector_size;
size_t sectors_to_copy = CEIL(blocks_to_process * block_size, sector_size);
res = ctr_io_write_sector(io->lower_io, window->window, sectors_to_copy * sector_size, window->sector);
if (res)
return -2;
//Copy sector that contain part of next block
update_window(window, sectors_processed);
return window->buffer_offset >= window->buffer_size;
}
