43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
#ifndef HELLO_H
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#define HELLO_H
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#include <stdbool.h>
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#include <stdint.h>
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#include "buffer.h"
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static const uint8_t METHOD_NO_AUTHENTICATION_REQUIRED = 0x00;
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static const uint8_t METHOD_USERNAME_PASSWORD_AUTHENTICATION = 0x02;
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static const uint8_t METHOD_NO_ACCEPTABLE_METHODS = 0xFF;
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enum hello_state {
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hello_version,
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hello_nmethods,
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hello_methods,
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hello_done,
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hello_error_unsupported_version,
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};
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struct hello_parser {
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void (* on_authentication_method) (struct hello_parser * parser, const uint8_t method);
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void * data;
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enum hello_state state;
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uint8_t remaining;
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uint8_t has_selected;
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};
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void hello_parser_init(struct hello_parser *p);
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enum hello_state hello_parser_feed(struct hello_parser * p, uint8_t b);
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enum hello_state hello_consume(buffer * b, struct hello_parser * p, bool * errored);
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bool hello_is_done(enum hello_state state, bool * errored);
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extern const char * hello_error(const struct hello_parser *p);
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void hello_parser_close(struct hello_parser *p);
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extern int hello_marshall(buffer * b, uint8_t method);
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#endif
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