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cmac: enumerate cipher algorithms

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Identify the CMAC ciphers with an enum instead of string.
This commit is contained in:
Miroslav Lichvar
2020-05-13 13:35:52 +02:00
parent a8c8f2f309
commit 972c476c5a
8 changed files with 52 additions and 19 deletions
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11
cmac.h
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@@ -28,10 +28,17 @@
#ifndef GOT_CMAC_H
#define GOT_CMAC_H
/* Avoid overlapping with the hash enumeration */
typedef enum {
CMC_INVALID = 0,
CMC_AES128 = 13,
CMC_AES256 = 14,
} CMC_Algorithm;
typedef struct CMC_Instance_Record *CMC_Instance;
extern unsigned int CMC_GetKeyLength(const char *cipher);
extern CMC_Instance CMC_CreateInstance(const char *cipher, const unsigned char *key,
extern unsigned 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);