diff --git a/smc_fuzz/include/fifo3d.h b/smc_fuzz/include/fifo3d.h
new file mode 100644
index 0000000..c04567c
--- /dev/null
+++ b/smc_fuzz/include/fifo3d.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+
+#ifndef FIFO3D_H
+#define FIFO3D_H
+
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "smcmalloc.h"
+
+struct fifo3d {
+	char ***nnfifo;
+	char ***fnamefifo;
+	int **biasfifo;
+	int col;
+	int curr_col;
+	int *row;
+};
+
+/*
+ * Push function name string into raw data structure
+ */
+void push_3dfifo_fname(struct fifo3d *f3d, char *fname);
+
+/*
+ * Push bias value into raw data structure
+ */
+void push_3dfifo_bias(struct fifo3d *f3d, int bias);
+
+/*
+ * Create new column and/or row for raw data structure for newly
+ * found node from device tree
+ */
+void push_3dfifo_col(struct fifo3d *f3d, char *entry, struct memmod *mmod);
+
+#endif /* FIFO3D_H */
diff --git a/smc_fuzz/include/smcmalloc.h b/smc_fuzz/include/smcmalloc.h
new file mode 100644
index 0000000..129e07c
--- /dev/null
+++ b/smc_fuzz/include/smcmalloc.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SMCMALLOC_H
+#define SMCMALLOC_H
+
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "fifo3d.h"
+
+#define TOTALMEMORYSIZE (0x10000)
+#define BLKSPACEDIV (4)
+#define TOPBITSIZE (20)
+#define MAX_NAME_CHARS 50
+
+struct memblk {
+	unsigned int address;
+	unsigned int size;
+	int valid;
+};
+
+struct memmod {
+	char memory[TOTALMEMORYSIZE];
+	unsigned int nmemblk;
+	unsigned int maxmemblk;
+	unsigned int checkadd;
+	struct memblk *memptr;
+	struct memblk *memptrend;
+	unsigned int mallocdeladd[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	struct memblk *precblock[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	struct memblk *trailblock[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	struct memblk *memblkqueue[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int memallocsize[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int mallocdeladd_valid[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int mallocdeladd_queue[((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int checksa[4*((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int checkea[4*((TOTALMEMORYSIZE/BLKSPACEDIV)/sizeof(struct memblk))];
+	unsigned int cntdeladd;
+	unsigned int ptrmemblkqueue;
+	unsigned int mallocdeladd_queue_cnt;
+	unsigned int checknumentries;
+	unsigned int memerror;
+};
+
+struct peret {
+	unsigned int tbit;
+	unsigned int pow2;
+};
+
+void initmem(void);
+struct peret priorityencoder(unsigned int);
+void *smcmalloc(unsigned int, struct memmod*);
+int smcfree(void*, struct memmod *);
+#ifdef DEBUG_SMC_MALLOC
+void displayblocks(struct memmod *);
+void displaymalloctable(struct memmod *);
+#endif
+
+#endif /* SMCMALLOC_H */