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-rw-r--r--include/strings.h13
-rw-r--r--src/strings/bcopy.c34
2 files changed, 46 insertions, 1 deletions
diff --git a/include/strings.h b/include/strings.h
index 6186b1a..505e8ec 100644
--- a/include/strings.h
+++ b/include/strings.h
@@ -36,7 +36,8 @@
* @param segment The memory segment to override.
* @param size The size of the memory segment.
*/
-void bzero(void*, size_t) __deprecated("Use 'memset', 'explicit_bzero' or 'secure_free' instead.");
+void bzero(void*, size_t)
+ __deprecated("Use 'memset', 'explicit_bzero' or 'secure_free' instead.");
#if !defined(_PORTABLE_SOURCE) && (defined(_SLIBC_SOURCE) || defined(_BSD_SOURCE))
/**
@@ -51,6 +52,16 @@ void bzero(void*, size_t) __deprecated("Use 'memset', 'explicit_bzero' or 'secur
void explicit_bzero(void*, size_t);
#endif
+/**
+ * Copy a memory segment to another, possibly overlapping, segment.
+ *
+ * @param whence The source memory segment.
+ * @param whither The destination memory segment.
+ * @param size The number of bytes to copy.
+ */
+void bcopy(const void*, void*, size_t)
+ __deprecated("Use 'memmove', or similar function, instead, but be aware of reordered paramters.");
+
#endif
diff --git a/src/strings/bcopy.c b/src/strings/bcopy.c
new file mode 100644
index 0000000..47bbc1c
--- /dev/null
+++ b/src/strings/bcopy.c
@@ -0,0 +1,34 @@
+/**
+ * slibc — Yet another C library
+ * Copyright © 2015 Mattias Andrée (maandree@member.fsf.org)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <strings.h>
+#include <string.h>
+
+
+
+/**
+ * Copy a memory segment to another, possibly overlapping, segment.
+ *
+ * @param whence The source memory segment.
+ * @param whither The destination memory segment.
+ * @param size The number of bytes to copy.
+ */
+void bcopy(const void* whence, void* whither, size_t size)
+{
+ memmove(whither, whence, size);
+}
+