MINOR: net_helper: add functions for pointers
Add two functions to read/write pointer values to/from vectors.
diff --git a/include/haproxy/net_helper.h b/include/haproxy/net_helper.h
index 8b9f68b..f019d30 100644
--- a/include/haproxy/net_helper.h
+++ b/include/haproxy/net_helper.h
@@ -75,6 +75,22 @@
u->u64 = u64;
}
+/* Read a void* in native host order */
+static inline void *read_ptr(const void *p)
+{
+ const union { void *ptr; } __attribute__((packed))*u = p;
+ return u->ptr;
+}
+
+/* Write a void* in native host order */
+static inline void write_ptr(void *p, const void *ptr)
+{
+ if (sizeof(ptr) == 4)
+ return write_u32(p, (uintptr_t)ptr);
+ else
+ return write_u64(p, (uintptr_t)ptr);
+}
+
/* Read a possibly wrapping number of bytes <bytes> into destination <dst>. The
* first segment is composed of <s1> bytes at p1. The remaining byte(s), if any,
* are read from <p2>. <s1> may be zero and may also be larger than <bytes>. The