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nip13 validation added

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Laan Tungir
2025-09-05 13:42:03 -04:00
parent 445ab7a8f4
commit 55e2a9c68e
16 changed files with 885 additions and 1 deletions
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nostr_core/nip013.h
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@@ -8,11 +8,41 @@
#include "nip001.h"
#include <stdint.h>
// PoW validation flags
#define NOSTR_POW_VALIDATE_NONCE_TAG 0x01 // Require and validate nonce tag format
#define NOSTR_POW_VALIDATE_TARGET_COMMIT 0x02 // Validate committed target difficulty
#define NOSTR_POW_REJECT_LOWER_TARGET 0x04 // Reject if committed target < actual difficulty
#define NOSTR_POW_STRICT_FORMAT 0x08 // Strict nonce tag format validation
// Convenience combinations
#define NOSTR_POW_VALIDATE_BASIC (NOSTR_POW_VALIDATE_NONCE_TAG)
#define NOSTR_POW_VALIDATE_FULL (NOSTR_POW_VALIDATE_NONCE_TAG | NOSTR_POW_VALIDATE_TARGET_COMMIT)
#define NOSTR_POW_VALIDATE_ANTI_SPAM (NOSTR_POW_VALIDATE_FULL | NOSTR_POW_REJECT_LOWER_TARGET)
// Result information structure (optional output)
typedef struct {
int actual_difficulty; // Calculated difficulty (leading zero bits)
int committed_target; // Target difficulty from nonce tag (-1 if none)
uint64_t nonce_value; // Nonce value from tag (0 if none)
int has_nonce_tag; // 1 if nonce tag present, 0 otherwise
char error_detail[256]; // Detailed error description
} nostr_pow_result_t;
// Function declarations
int nostr_add_proof_of_work(cJSON* event, const unsigned char* private_key,
int nostr_add_proof_of_work(cJSON* event, const unsigned char* private_key,
int target_difficulty, int max_attempts,
int progress_report_interval, int timestamp_update_interval,
void (*progress_callback)(int current_difficulty, uint64_t nonce, void* user_data),
void* user_data);
// PoW validation functions
int nostr_validate_pow(cJSON* event, int min_difficulty, int validation_flags,
nostr_pow_result_t* result_info);
int nostr_calculate_pow_difficulty(const char* event_id_hex);
int nostr_extract_nonce_info(cJSON* event, uint64_t* nonce_out, int* target_difficulty_out);
int nostr_validate_nonce_tag(cJSON* nonce_tag_array);
#endif // NIP013_H