X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Fstkstring.c;h=13bc8e063d1070eaf819f3f90fd6864ef7df00f5;hb=c4bf633211b0424492b5a3937d6a6d2e0d79a4cf;hp=f9ba323d86b12ea0c49d59429b839f4841cc7ade;hpb=18fcca1138ad1b480854cb1e64fa10a84660dcba;p=libucw.git

diff --git a/lib/stkstring.c b/lib/stkstring.c
index f9ba323d..13bc8e06 100644
--- a/lib/stkstring.c
+++ b/lib/stkstring.c
@@ -73,7 +73,7 @@ stk_vprintf_internal(const char *fmt, va_list args)
 }
 
 void
-stk_hexdump_internal(char *dst, byte *src, uns n)
+stk_hexdump_internal(char *dst, const byte *src, uns n)
 {
   for (uns i=0; i<n; i++)
     {
@@ -84,6 +84,27 @@ stk_hexdump_internal(char *dst, byte *src, uns n)
   *dst = 0;
 }
 
+void
+stk_fsize_internal(char *buf, u64 x)
+{
+  if (x < 1<<10)
+    sprintf(buf, "%dB", (int)x);
+  else if (x < 10<<10)
+    sprintf(buf, "%.1fK", (double)x/(1<<10));
+  else if (x < 1<<20)
+    sprintf(buf, "%dK", (int)(x/(1<<10)));
+  else if (x < 10<<20)
+    sprintf(buf, "%.1fM", (double)x/(1<<20));
+  else if (x < 1<<30)
+    sprintf(buf, "%dM", (int)(x/(1<<20)));
+  else if (x < (u64)10<<30)
+    sprintf(buf, "%.1fG", (double)x/(1<<30));
+  else if (x != ~(u64)0)
+    sprintf(buf, "%dG", (int)(x/(1<<30)));
+  else
+    strcpy(buf, "unknown");
+}
+
 #ifdef TEST
 
 int main(void)
@@ -98,6 +119,7 @@ int main(void)
   puts(stk_hexdump(a, 3));
   char *ary[] = { "The", "jaws", "that", "bite" };
   puts(stk_strjoin(ary, 4, ' '));
+  puts(stk_fsize(1234567));
   return 0;
 }