gpg.h

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#pragma once
 
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define CDC_CURVE_ED25519 0
#define CDC_CURVE_P256    1
 
#define GPG_USER_ID_MAX         64
#define GPG_FINGERPRINT_LEN     20
#define GPG_PUBKEY_MAX_LEN      64
 
#ifdef __DOXYGEN__
namespace cdc::mod_gpg {
#endif

typedef struct {
    bool initialized;
    uint8_t curve;
    char user_id[GPG_USER_ID_MAX];
    uint8_t fingerprint[GPG_FINGERPRINT_LEN];
    uint32_t created_at;
    uint32_t sign_count;
} gpg_status_t;
 
#ifdef __DOXYGEN__
} // namespace cdc::mod_gpg
#endif

bool gpg_init(void);

bool gpg_is_initialized(void);

bool gpg_get_status(gpg_status_t *status);

bool gpg_set_pending_user_id(const char *user_id);

bool gpg_has_pending_user_id(void);

bool gpg_generate_key(uint8_t curve);

bool gpg_reset(void);

bool gpg_export_pubkey_pem(char *buf, size_t size, size_t *out_len);

bool gpg_alchemy_fingerprint(char *buf, size_t len);
 
#ifdef __cplusplus
}
#endif