2009-02-04 13:50:15 +00:00
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/* hashfunction_descriptor.h */
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#ifndef HASHFUNCTION_DESCRIPTOR_H_
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#define HASHFUNCTION_DESCRIPTOR_H_
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#include <stdint.h>
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#include <avr/pgmspace.h>
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#ifndef VOID_FPT
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#define VOID_FPT
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typedef void(*void_fpt)(void);
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#endif
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typedef void(*hf_init_fpt)(void*);
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typedef void(*hf_nextBlock_fpt)(void*, const void*);
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typedef void(*hf_lastBlock_fpt)(void*, const void*, uint16_t);
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typedef void(*hf_ctx2hash_fpt)(void*, void*);
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typedef void(*hf_free_fpt)(void*);
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2009-02-10 00:37:51 +00:00
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typedef void(*hf_mem_fpt)(void*, const void*, uint32_t);
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2009-02-04 13:50:15 +00:00
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#define HFDESC_TYPE_HASHFUNCTION 0x02
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typedef struct {
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uint8_t type; /* 2 == hashfunction */
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uint8_t flags;
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PGM_P name;
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uint16_t ctxsize_B;
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uint16_t blocksize_b;
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uint16_t hashsize_b;
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hf_init_fpt init;
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hf_nextBlock_fpt nextBlock;
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hf_lastBlock_fpt lastBlock;
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hf_ctx2hash_fpt ctx2hash;
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hf_free_fpt free;
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hf_mem_fpt mem;
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} hfdesc_t; /* blockcipher descriptor type */
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typedef struct{
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hfdesc_t* desc_ptr;
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void* ctx;
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} hfgen_ctx_t;
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#endif /* HASHFUNCTION_DESCRIPTOR_H_ */
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