static void flush_buffer(Pager* pager, int default_fd, Error* error) {
protect_buffer(pager, true, error);
if (ERROR_HAS(error)) {
return;
}
if (pager->fd == IO_INVALID_FD) {
pager->fd = default_fd;
}
for (size_t i = 0; i < pager->buffers.length; ++i) {
Buffer* buffer = (Buffer*) pager->buffers.data[i];
io_write(pager->fd, buffer, error);
Buffer_delete(buffer);
if (ERROR_HAS(error)) {
pager->buffers.data[i] = (intptr_t) NULL;
return;
}
}
pager->buffers.length = 0;
protect_buffer(pager, false, error);
}
int main(int argc, char *argv[])
{
int ret;
unsigned char key[32]; //SHA256 used
char password[32];
unsigned char salt[16];
unsigned int iterations;
unsigned char input[128];
int input_len;
unsigned char *output;
int output_len;
/* *** initialization *** */
strcpy(password, "MonMDP !!!");
memset(salt, 0x00, 16); //salt = 0x00 ... 0x00
input_len = 128;
memset(input, 0x99, input_len);
iterations = 1<<5; //32
ret = 1;
output = NULL;
/* *** protect buffers *** */
ret = protect_buffer(&output, &output_len,
input, input_len, password, salt, 16, iterations);
printf(">>> ret : %d\n", ret);
print_hex(output, output_len, "OUTPUT");
if(ret != 0)
goto cleanup;
ret = 0;
cleanup:
/* *** cleanup and return *** */
memset(key, 0x00, 32);
memset(password, 0x00, 32);
memset(salt, 0x00, 16);
iterations = 0;
return ret;
}
static bool buffer_input(Pager* pager, Buffer** buffer, Error* error) {
bool should_buffer = true;
for (size_t i = 0; i < (*buffer)->length; ++i) {
if ((*buffer)->data[i] == '\n') {
++pager->nr_lines;
pager->nr_line_chars = 0;
if (pager->nr_lines > (terminal.ws_row * PAGING_THRESHOLD)) {
should_buffer = false;
break;
}
}
else {
++pager->nr_line_chars;
if (pager->nr_line_chars > terminal.ws_col) {
++pager->nr_lines;
pager->nr_line_chars = 0;
if (pager->nr_lines > (terminal.ws_row * PAGING_THRESHOLD)) {
should_buffer = false;
break;
}
}
}
}
if (!should_buffer) {
return false;
}
protect_buffer(pager, true, error);
if (ERROR_HAS(error)) {
return false;
}
Array_add(
&pager->buffers, pager->buffers.length, (intptr_t) *buffer, error);
if (ERROR_HAS(error)) {
return false;
}
protect_buffer(pager, false, error);
if (ERROR_HAS(error)) {
return false;
}
if (!pager->has_timer) {
int error_nr = pthread_create(
&pager->timer_thread, NULL, flush_buffer_timer, pager);
if (error_nr) {
Error_add(error, strerror(error_nr));
return false;
}
error_nr = pthread_mutex_init(&pager->timer_mutex, NULL);
// FIXME: stop thread?
if (error_nr) {
Error_add(error, strerror(error_nr));
return false;
}
pager->has_timer = true;
}
*buffer = NULL;
return true;
}
