X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=hashfunction_descriptor.h;fp=hashfunction_descriptor.h;h=3440cd0dcec468ed924ec27f09404fa1607a7797;hb=e5a49deb52521f019e37779d6e9d81ec4f02aba4;hp=0000000000000000000000000000000000000000;hpb=e9d58dce0a1eca2c78aec260406e1605ae29fff7;p=avr-crypto-lib.git

diff --git a/hashfunction_descriptor.h b/hashfunction_descriptor.h
new file mode 100644
index 0000000..3440cd0
--- /dev/null
+++ b/hashfunction_descriptor.h
@@ -0,0 +1,45 @@
+/* hashfunction_descriptor.h */
+
+#ifndef HASHFUNCTION_DESCRIPTOR_H_
+#define HASHFUNCTION_DESCRIPTOR_H_
+#include <stdint.h>
+#include <avr/pgmspace.h>
+
+#ifndef VOID_FPT
+#define VOID_FPT
+typedef void(*void_fpt)(void);
+#endif
+
+typedef void(*hf_init_fpt)(void*);
+typedef void(*hf_nextBlock_fpt)(void*, const void*);
+typedef void(*hf_lastBlock_fpt)(void*, const void*, uint16_t);
+typedef void(*hf_ctx2hash_fpt)(void*, void*);
+typedef void(*hf_free_fpt)(void*);
+typedef void(*hf_mem_fpt)(void*, void*, uint32_t);
+
+
+#define HFDESC_TYPE_HASHFUNCTION 0x02
+
+typedef struct {
+	uint8_t  type; /* 2 == hashfunction */
+	uint8_t  flags;
+	PGM_P    name;
+	uint16_t ctxsize_B;
+	uint16_t blocksize_b;
+	uint16_t hashsize_b;
+	
+	hf_init_fpt init;
+	hf_nextBlock_fpt  nextBlock;
+	hf_lastBlock_fpt  lastBlock;
+	hf_ctx2hash_fpt   ctx2hash;
+	hf_free_fpt free;
+	hf_mem_fpt mem;
+} hfdesc_t; /* blockcipher descriptor type */
+
+typedef struct{
+	hfdesc_t* desc_ptr;
+	void*     ctx;
+} hfgen_ctx_t;
+
+#endif /* HASHFUNCTION_DESCRIPTOR_H_ */
+