- if(!strcmp(end, "K"))
- size *= 1024;
- else if(!strcmp(end, "M"))
- size *= 1024 * 1024;
- else if(!strcmp(end, "G"))
- size *= 1024 * 1024 * 1024;
- else if(*end) {
- fatal(0, "invalid size");
- exit(1);
- }
- Arcfour rng(seed, strlen(seed));
+ const char *show = entireopt ? (mode == CREATE ? "written" : "verified") : 0;
+ if(mode == BOTH) {
+ size = execute(CREATE, entireopt, 0);
+ execute(VERIFY, false, show);
+ } else {
+ execute(mode, entireopt, show);
+ }
+ return 0;
+}
+
+static void flushstdout() {
+ if(ferror(stdout) || fflush(stdout))
+ fatal(errno, "flush stdout");
+}
+
+static void clearprogress() {
+ if (!progress) return;
+ printf(" %-10s %*s \r", "", (int)sizeof(long long)*4, "");
+ flushstdout();
+}
+
+static void showprogress(long long amount, const char *show) {
+ if (!progress) return;
+
+ static int counter;
+ if (counter++ < 1000) return;
+ counter = 0;
+
+ int triples = sizeof(amount);
+ char rawbuf[triples*3 + 1];
+ char outbuf[triples*4 + 1];
+ snprintf(rawbuf, sizeof(rawbuf), "% *lld", (int)sizeof(rawbuf)-1, amount);
+ for (int i=0; i<triples; i++) {
+ outbuf[i*4] = ' ';
+ memcpy(outbuf + i*4 + 1, rawbuf + i*3, 3);
+ }
+ outbuf[triples*4] = 0;
+ printf(" %-10s %s...\r", outbuf, show);
+ flushstdout();
+}
+
+static long long execute(mode_type mode, bool entire, const char *show) {
+ Arcfour rng((const char*)seed, seedlen);