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cmac+hash: change parameter types

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For consistency and safety, change the CMC and HSH functions to accept
signed lengths and handle negative values as errors. Also, change the
input data type to void * to not require casting in the caller.
This commit is contained in:
Miroslav Lichvar
2020-07-08 12:02:12 +02:00
parent de4ecc72d1
commit d93aa10bac
13 changed files with 64 additions and 53 deletions
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8
cmac.h
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@@ -37,11 +37,11 @@ typedef enum {
typedef struct CMC_Instance_Record *CMC_Instance;
extern unsigned int CMC_GetKeyLength(CMC_Algorithm algorithm);
extern int CMC_GetKeyLength(CMC_Algorithm algorithm);
extern CMC_Instance CMC_CreateInstance(CMC_Algorithm algorithm, const unsigned char *key,
unsigned int length);
extern unsigned int CMC_Hash(CMC_Instance inst, const unsigned char *in, unsigned int in_len,
unsigned char *out, unsigned int out_len);
int length);
extern int CMC_Hash(CMC_Instance inst, const void *in, int in_len,
unsigned char *out, int out_len);
extern void CMC_DestroyInstance(CMC_Instance inst);
#endif