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-rw-r--r--tools/coccinelle/array.cocci147
1 files changed, 147 insertions, 0 deletions
diff --git a/tools/coccinelle/array.cocci b/tools/coccinelle/array.cocci
new file mode 100644
index 0000000000..e71baea00b
--- /dev/null
+++ b/tools/coccinelle/array.cocci
@@ -0,0 +1,147 @@
+@@
+type T;
+T *dst_ptr;
+T *src_ptr;
+expression n;
+@@
+- memcpy(dst_ptr, src_ptr, (n) * \( sizeof(T)
+- \| sizeof(*(dst_ptr))
+- \| sizeof(*(src_ptr))
+- \| sizeof(dst_ptr[...])
+- \| sizeof(src_ptr[...])
+- \) )
++ COPY_ARRAY(dst_ptr, src_ptr, n)
+
+@@
+type T;
+T *dst_ptr;
+T[] src_arr;
+expression n;
+@@
+- memcpy(dst_ptr, src_arr, (n) * \( sizeof(T)
+- \| sizeof(*(dst_ptr))
+- \| sizeof(*(src_arr))
+- \| sizeof(dst_ptr[...])
+- \| sizeof(src_arr[...])
+- \) )
++ COPY_ARRAY(dst_ptr, src_arr, n)
+
+@@
+type T;
+T[] dst_arr;
+T *src_ptr;
+expression n;
+@@
+- memcpy(dst_arr, src_ptr, (n) * \( sizeof(T)
+- \| sizeof(*(dst_arr))
+- \| sizeof(*(src_ptr))
+- \| sizeof(dst_arr[...])
+- \| sizeof(src_ptr[...])
+- \) )
++ COPY_ARRAY(dst_arr, src_ptr, n)
+
+@@
+type T;
+T[] dst_arr;
+T[] src_arr;
+expression n;
+@@
+- memcpy(dst_arr, src_arr, (n) * \( sizeof(T)
+- \| sizeof(*(dst_arr))
+- \| sizeof(*(src_arr))
+- \| sizeof(dst_arr[...])
+- \| sizeof(src_arr[...])
+- \) )
++ COPY_ARRAY(dst_arr, src_arr, n)
+
+@@
+type T;
+T *dst;
+T *src;
+expression n;
+@@
+(
+- memmove(dst, src, (n) * sizeof(*dst));
++ MOVE_ARRAY(dst, src, n);
+|
+- memmove(dst, src, (n) * sizeof(*src));
++ MOVE_ARRAY(dst, src, n);
+|
+- memmove(dst, src, (n) * sizeof(T));
++ MOVE_ARRAY(dst, src, n);
+)
+
+@@
+type T;
+T *ptr;
+expression n;
+@@
+- ptr = xmalloc((n) * sizeof(*ptr));
++ ALLOC_ARRAY(ptr, n);
+
+@@
+type T;
+T *ptr;
+expression n;
+@@
+- ptr = xmalloc((n) * sizeof(T));
++ ALLOC_ARRAY(ptr, n);
+
+@@
+type T;
+T *ptr;
+expression n != 1;
+@@
+- ptr = xcalloc(n, \( sizeof(*ptr) \| sizeof(T) \) )
++ CALLOC_ARRAY(ptr, n)
+
+@@
+expression dst, src, n;
+@@
+-ALLOC_ARRAY(dst, n);
+-COPY_ARRAY(dst, src, n);
++DUP_ARRAY(dst, src, n);
+
+@@
+type T;
+T *ptr;
+expression n;
+@@
+- memset(ptr, \( 0 \| '\0' \), \( (n) \| n \) * \( sizeof(T)
+- \| sizeof(ptr[...])
+- \| sizeof(*ptr)
+- \) )
++ MEMZERO_ARRAY(ptr, n)
+
+@@
+type T;
+T *ptr;
+expression n;
+@@
+- memset(ptr, \( 0 \| '\0' \), \( sizeof(T)
+- \| sizeof(ptr[...])
+- \| sizeof(*ptr)
+- \) * \( (n) \| n \) )
++ MEMZERO_ARRAY(ptr, n)
+
+@@
+type T;
+T[] ptr;
+expression n;
+@@
+- memset(ptr, \( 0 \| '\0' \), \( (n) \| n \) * \( sizeof(T)
+- \| sizeof(ptr[...])
+- \| sizeof(*ptr)
+- \) )
++ MEMZERO_ARRAY(ptr, n)
+
+@@
+type T;
+T[] ptr;
+expression n;
+@@
+- memset(ptr, \( 0 \| '\0' \), \( sizeof(T)
+- \| sizeof(ptr[...])
+- \| sizeof(*ptr)
+- \) * \( (n) \| n \) )
++ MEMZERO_ARRAY(ptr, n)