WebSVN – SvarDOS – Diff – /svarcom/trunk/helpers.c

+  }
   sprintf(fname + pathlen, "\\%s.LNK", linkname);
   return(0);
+}
+/* like memcpy() but guarantees to copy from left to right */
+void memcpy_ltr(void *d, const void *s, unsigned short len) {
+  unsigned char const *ss = s;
+  unsigned char *dd = d;
+  while (len--) {
+    *dd = *ss;
+    ss++;
+    dd++;
+  }
+}
+/* like memcpy() but guarantees to copy from right to left */
+void memcpy_rtl(void *d, const void *s, unsigned short len) {
+  unsigned char const *ss = s;
+  unsigned char *dd = d;
+  dd += len - 1;
+  ss += len - 1;
+  while (len--) {
+    *dd = *ss;
+    ss--;
+    dd--;
+  }
+}

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