add scan_netstring

test/scan_long.c

@@ -6,6 +6,14 @@
 int main() {
   char buf[1024];
   unsigned long long int i;
+  unsigned long l;
+  if (sizeof(unsigned long)==4) {
+    assert(scan_ulong("4294967295",&l) == 10 && l==4294967295ul);
+    assert(scan_ulong("4294967296",&l) == 9 && l==429496729);
+  } else {
+    assert(scan_ulong("18446744073709551615",&l) == 20 && l==18446744073709551615ull);
+    assert(scan_ulong("18446744073709551616",&l) == 19 && l==1844674407370955161ull);
+  }
   if (sizeof(unsigned long) != 4)
     return 0;
   for (i=1; i<0xfffffffffull; i+=i+1) {

test/scan_netstring.c

@@ -0,0 +1,11 @@
+#include "scan.h"
+#include <assert.h>
+
+int main() {
+  char* s;
+  size_t l;
+  const char* orig;
+  orig="3:foo,"; assert(scan_netstring(orig,6,&s,&l)==6); assert(s==orig+2);
+  orig="4294967295:foo,"; assert(scan_netstring(orig,15,&s,&l)==0);
+  orig="18446744073709551615:foo,"; assert(scan_netstring(orig,25,&s,&l)==0);
+}