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#ifndef XSHA1_H #define XSHA1_H /* Initialize SHA1 computation. Returns NULL on error. */ void *x_sha1_init(void); /* * Add some data to be hashed. ctx is the value returned by x_sha1_init() * Returns 0 on error, 1 on success. */ int x_sha1_update(void *ctx, void *data, int size); /* * Place the hash in result, and free ctx. * Returns 0 on error, 1 on success. */ int x_sha1_final(void *ctx, unsigned char result[20]); #endif |