int main(){
bigint* a = int_to_bigint(283743);
bigint* b = int_to_bigint(27);
printf("substraction : %llx\n",bigint_to_int(subtraction(a, b)));
printf("division : %llx\n",bigint_to_int(divide(a, b)));
}
/* Read input to the current cell */
void input(Memory *mem) {
void *cell;
bigint input;
int c;
char buf[1024];
char *p;
if(!(cell = get_cell(mem))) return;
if(chario) {
/* character io */
fflush(stdout);
c = fgetc(stdin);
if(c == EOF) goto handle_eof;
else {
if(wrap) *(unsigned char *)cell = c;
else bigint_from_int(cell, c);
}
} else {
/* number io */
bigint_init(&input);
/* use bigint for input even if we're reading to wrapping cells */
do {
if(prompt) {
fprintf(stderr, "Input: ");
fflush(stderr);
}
if(!(fgets(buf, 1024, stdin))) goto handle_eof;
if((p = strchr(buf, '\n'))) *p = '\0';
} while(bigint_from_string(&input, buf) == BIGINT_ILLEGAL_PARAM);
if(wrap) *(unsigned char *)cell = bigint_to_int(&input);
else bigint_copy(cell, &input);
bigint_release(&input);
}
return;
handle_eof:
if(strcasecmp(eof_value, "nochange") != 0) {
bigint_from_string(cell, eof_value);
}
}
/* Write output from the current cell */
void output(Memory *mem) {
void *cell;
char *buf;
if(!(cell = get_cell(mem))) return;
if(chario) {
/* character io */
if(wrap) fputc(*(unsigned char *)cell, stdout);
else fputc(bigint_to_int(cell), stdout);
} else {
/* number io */
if(wrap) printf("%d\n", *(unsigned char *)cell);
else {
buf = malloc(bigint_string_length(cell));
bigint_to_string(cell, buf);
fputs(buf, stdout); fputc('\n', stdout);
free(buf);
}
}
}
