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- #ifndef XMSS_PARAMS_H
- #define XMSS_PARAMS_H
-
- #include <stdint.h>
-
- /* These are merely internal identifiers for the supported hash functions. */
- #define XMSS_SHA2 0
- #define XMSS_SHAKE 1
-
- /* This is a result of the OID definitions in the draft; needed for parsing. */
- #define XMSS_OID_LEN 4
-
- /* This structure will be populated when calling xmss[mt]_parse_oid. */
- typedef struct {
- unsigned int func;
- unsigned int n;
- unsigned int wots_w;
- unsigned int wots_log_w;
- unsigned int wots_len1;
- unsigned int wots_len2;
- unsigned int wots_len;
- unsigned int wots_sig_bytes;
- unsigned int full_height;
- unsigned int tree_height;
- unsigned int d;
- unsigned int index_bytes;
- unsigned int sig_bytes;
- unsigned int pk_bytes;
- unsigned long long sk_bytes;
- unsigned int bds_k;
- } xmss_params;
-
- /**
- * Accepts strings such as "XMSS-SHA2_10_256"
- * and outputs OIDs such as 0x01000001.
- * Returns -1 when the parameter set is not found, 0 otherwise
- */
- int xmss_str_to_oid(uint32_t *oid, const char* s);
-
- /**
- * Accepts takes strings such as "XMSSMT-SHA2_20/2_256"
- * and outputs OIDs such as 0x01000001.
- * Returns -1 when the parameter set is not found, 0 otherwise
- */
- int xmssmt_str_to_oid(uint32_t *oid, const char* s);
-
- /**
- * Accepts OIDs such as 0x01000001, and configures params accordingly.
- * Returns -1 when the OID is not found, 0 otherwise.
- */
- int xmss_parse_oid(xmss_params *params, const uint32_t oid);
-
- /**
- * Accepts OIDs such as 0x01000001, and configures params accordingly.
- * Returns -1 when the OID is not found, 0 otherwise.
- */
- int xmssmt_parse_oid(xmss_params *params, const uint32_t oid);
-
- #endif
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