1 files changed, 18 insertions, 0 deletions
diff --git a/src/libstddjb/buffer_getall.c b/src/libstddjb/buffer_getall.c
new file mode 100644
index 0000000..34db9df
--- /dev/null
+++ b/src/libstddjb/buffer_getall.c
@@ -0,0 +1,18 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/allreadwrite.h>
+#include <skalibs/buffer.h>
+
+int buffer_getall (buffer_ref b, char *buf, unsigned int len, unsigned int *w)
+{
+  if (*w > len) return (errno = EINVAL, -1) ;
+  *w += buffer_getnofill(b, buf + *w, len - *w) ;
+  while (*w < len)
+  {
+    register int r = sanitize_read(buffer_fill(b)) ;
+    if (r <= 0) return r ;
+    *w += buffer_getnofill(b, buf + *w, len - *w) ;
+  }
+  return 1 ;
+}