1 files changed, 276 insertions, 0 deletions
diff --git a/src/trunnel/hs/cell_establish_intro.h b/src/trunnel/hs/cell_establish_intro.h
new file mode 100644
index 0000000000..ccaef5488c
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+++ b/src/trunnel/hs/cell_establish_intro.h
@@ -0,0 +1,276 @@
+/* cell_establish_intro.h -- generated by Trunnel v1.5.2.
+ * https://gitweb.torproject.org/trunnel.git
+ * You probably shouldn't edit this file.
+ */
+#ifndef TRUNNEL_CELL_ESTABLISH_INTRO_H
+#define TRUNNEL_CELL_ESTABLISH_INTRO_H
+
+#include <stdint.h>
+#include "trunnel.h"
+
+struct trn_cell_extension_st;
+#define TRUNNEL_SHA3_256_LEN 32
+#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_TRN_CELL_ESTABLISH_INTRO)
+struct trn_cell_establish_intro_st {
+  const uint8_t *start_cell;
+  uint8_t auth_key_type;
+  uint16_t auth_key_len;
+  TRUNNEL_DYNARRAY_HEAD(, uint8_t) auth_key;
+  struct trn_cell_extension_st *extensions;
+  const uint8_t *end_mac_fields;
+  uint8_t handshake_mac[TRUNNEL_SHA3_256_LEN];
+  const uint8_t *end_sig_fields;
+  uint16_t sig_len;
+  TRUNNEL_DYNARRAY_HEAD(, uint8_t) sig;
+  uint8_t trunnel_error_code_;
+};
+#endif
+typedef struct trn_cell_establish_intro_st trn_cell_establish_intro_t;
+#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_TRN_CELL_INTRO_ESTABLISHED)
+struct trn_cell_intro_established_st {
+  struct trn_cell_extension_st *extensions;
+  uint8_t trunnel_error_code_;
+};
+#endif
+typedef struct trn_cell_intro_established_st trn_cell_intro_established_t;
+/** Return a newly allocated trn_cell_establish_intro with all
+ * elements set to zero.
+ */
+trn_cell_establish_intro_t *trn_cell_establish_intro_new(void);
+/** Release all storage held by the trn_cell_establish_intro in
+ * 'victim'. (Do nothing if 'victim' is NULL.)
+ */
+void trn_cell_establish_intro_free(trn_cell_establish_intro_t *victim);
+/** Try to parse a trn_cell_establish_intro from the buffer in
+ * 'input', using up to 'len_in' bytes from the input buffer. On
+ * success, return the number of bytes consumed and set *output to the
+ * newly allocated trn_cell_establish_intro_t. On failure, return -2
+ * if the input appears truncated, and -1 if the input is otherwise
+ * invalid.
+ */
+ssize_t trn_cell_establish_intro_parse(trn_cell_establish_intro_t **output, const uint8_t *input, const size_t len_in);
+/** Return the number of bytes we expect to need to encode the
+ * trn_cell_establish_intro in 'obj'. On failure, return a negative
+ * value. Note that this value may be an overestimate, and can even be
+ * an underestimate for certain unencodeable objects.
+ */
+ssize_t trn_cell_establish_intro_encoded_len(const trn_cell_establish_intro_t *obj);
+/** Try to encode the trn_cell_establish_intro from 'input' into the
+ * buffer at 'output', using up to 'avail' bytes of the output buffer.
+ * On success, return the number of bytes used. On failure, return -2
+ * if the buffer was not long enough, and -1 if the input was invalid.
+ */
+ssize_t trn_cell_establish_intro_encode(uint8_t *output, size_t avail, const trn_cell_establish_intro_t *input);
+/** Check whether the internal state of the trn_cell_establish_intro
+ * in 'obj' is consistent. Return NULL if it is, and a short message
+ * if it is not.
+ */
+const char *trn_cell_establish_intro_check(const trn_cell_establish_intro_t *obj);
+/** Clear any errors that were set on the object 'obj' by its setter
+ * functions. Return true iff errors were cleared.
+ */
+int trn_cell_establish_intro_clear_errors(trn_cell_establish_intro_t *obj);
+/** Return the position for start_cell when we parsed this object
+ */
+const uint8_t * trn_cell_establish_intro_get_start_cell(const trn_cell_establish_intro_t *inp);
+/** Return the value of the auth_key_type field of the
+ * trn_cell_establish_intro_t in 'inp'
+ */
+uint8_t trn_cell_establish_intro_get_auth_key_type(const trn_cell_establish_intro_t *inp);
+/** Set the value of the auth_key_type field of the
+ * trn_cell_establish_intro_t in 'inp' to 'val'. Return 0 on success;
+ * return -1 and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_set_auth_key_type(trn_cell_establish_intro_t *inp, uint8_t val);
+/** Return the value of the auth_key_len field of the
+ * trn_cell_establish_intro_t in 'inp'
+ */
+uint16_t trn_cell_establish_intro_get_auth_key_len(const trn_cell_establish_intro_t *inp);
+/** Set the value of the auth_key_len field of the
+ * trn_cell_establish_intro_t in 'inp' to 'val'. Return 0 on success;
+ * return -1 and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_set_auth_key_len(trn_cell_establish_intro_t *inp, uint16_t val);
+/** Return the length of the dynamic array holding the auth_key field
+ * of the trn_cell_establish_intro_t in 'inp'.
+ */
+size_t trn_cell_establish_intro_getlen_auth_key(const trn_cell_establish_intro_t *inp);
+/** Return the element at position 'idx' of the dynamic array field
+ * auth_key of the trn_cell_establish_intro_t in 'inp'.
+ */
+uint8_t trn_cell_establish_intro_get_auth_key(trn_cell_establish_intro_t *inp, size_t idx);
+/** As trn_cell_establish_intro_get_auth_key, but take and return a
+ * const pointer
+ */
+uint8_t trn_cell_establish_intro_getconst_auth_key(const trn_cell_establish_intro_t *inp, size_t idx);
+/** Change the element at position 'idx' of the dynamic array field
+ * auth_key of the trn_cell_establish_intro_t in 'inp', so that it
+ * will hold the value 'elt'.
+ */
+int trn_cell_establish_intro_set_auth_key(trn_cell_establish_intro_t *inp, size_t idx, uint8_t elt);
+/** Append a new element 'elt' to the dynamic array field auth_key of
+ * the trn_cell_establish_intro_t in 'inp'.
+ */
+int trn_cell_establish_intro_add_auth_key(trn_cell_establish_intro_t *inp, uint8_t elt);
+/** Return a pointer to the variable-length array field auth_key of
+ * 'inp'.
+ */
+uint8_t * trn_cell_establish_intro_getarray_auth_key(trn_cell_establish_intro_t *inp);
+/** As trn_cell_establish_intro_get_auth_key, but take and return a
+ * const pointer
+ */
+const uint8_t  * trn_cell_establish_intro_getconstarray_auth_key(const trn_cell_establish_intro_t *inp);
+/** Change the length of the variable-length array field auth_key of
+ * 'inp' to 'newlen'.Fill extra elements with 0. Return 0 on success;
+ * return -1 and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_setlen_auth_key(trn_cell_establish_intro_t *inp, size_t newlen);
+/** Return the value of the extensions field of the
+ * trn_cell_establish_intro_t in 'inp'
+ */
+struct trn_cell_extension_st * trn_cell_establish_intro_get_extensions(trn_cell_establish_intro_t *inp);
+/** As trn_cell_establish_intro_get_extensions, but take and return a
+ * const pointer
+ */
+const struct trn_cell_extension_st * trn_cell_establish_intro_getconst_extensions(const trn_cell_establish_intro_t *inp);
+/** Set the value of the extensions field of the
+ * trn_cell_establish_intro_t in 'inp' to 'val'. Free the old value if
+ * any. Steals the referenceto 'val'.Return 0 on success; return -1
+ * and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_set_extensions(trn_cell_establish_intro_t *inp, struct trn_cell_extension_st *val);
+/** As trn_cell_establish_intro_set_extensions, but does not free the
+ * previous value.
+ */
+int trn_cell_establish_intro_set0_extensions(trn_cell_establish_intro_t *inp, struct trn_cell_extension_st *val);
+/** Return the position for end_mac_fields when we parsed this object
+ */
+const uint8_t * trn_cell_establish_intro_get_end_mac_fields(const trn_cell_establish_intro_t *inp);
+/** Return the (constant) length of the array holding the
+ * handshake_mac field of the trn_cell_establish_intro_t in 'inp'.
+ */
+size_t trn_cell_establish_intro_getlen_handshake_mac(const trn_cell_establish_intro_t *inp);
+/** Return the element at position 'idx' of the fixed array field
+ * handshake_mac of the trn_cell_establish_intro_t in 'inp'.
+ */
+uint8_t trn_cell_establish_intro_get_handshake_mac(trn_cell_establish_intro_t *inp, size_t idx);
+/** As trn_cell_establish_intro_get_handshake_mac, but take and return
+ * a const pointer
+ */
+uint8_t trn_cell_establish_intro_getconst_handshake_mac(const trn_cell_establish_intro_t *inp, size_t idx);
+/** Change the element at position 'idx' of the fixed array field
+ * handshake_mac of the trn_cell_establish_intro_t in 'inp', so that
+ * it will hold the value 'elt'.
+ */
+int trn_cell_establish_intro_set_handshake_mac(trn_cell_establish_intro_t *inp, size_t idx, uint8_t elt);
+/** Return a pointer to the TRUNNEL_SHA3_256_LEN-element array field
+ * handshake_mac of 'inp'.
+ */
+uint8_t * trn_cell_establish_intro_getarray_handshake_mac(trn_cell_establish_intro_t *inp);
+/** As trn_cell_establish_intro_get_handshake_mac, but take and return
+ * a const pointer
+ */
+const uint8_t  * trn_cell_establish_intro_getconstarray_handshake_mac(const trn_cell_establish_intro_t *inp);
+/** Return the position for end_sig_fields when we parsed this object
+ */
+const uint8_t * trn_cell_establish_intro_get_end_sig_fields(const trn_cell_establish_intro_t *inp);
+/** Return the value of the sig_len field of the
+ * trn_cell_establish_intro_t in 'inp'
+ */
+uint16_t trn_cell_establish_intro_get_sig_len(const trn_cell_establish_intro_t *inp);
+/** Set the value of the sig_len field of the
+ * trn_cell_establish_intro_t in 'inp' to 'val'. Return 0 on success;
+ * return -1 and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_set_sig_len(trn_cell_establish_intro_t *inp, uint16_t val);
+/** Return the length of the dynamic array holding the sig field of
+ * the trn_cell_establish_intro_t in 'inp'.
+ */
+size_t trn_cell_establish_intro_getlen_sig(const trn_cell_establish_intro_t *inp);
+/** Return the element at position 'idx' of the dynamic array field
+ * sig of the trn_cell_establish_intro_t in 'inp'.
+ */
+uint8_t trn_cell_establish_intro_get_sig(trn_cell_establish_intro_t *inp, size_t idx);
+/** As trn_cell_establish_intro_get_sig, but take and return a const
+ * pointer
+ */
+uint8_t trn_cell_establish_intro_getconst_sig(const trn_cell_establish_intro_t *inp, size_t idx);
+/** Change the element at position 'idx' of the dynamic array field
+ * sig of the trn_cell_establish_intro_t in 'inp', so that it will
+ * hold the value 'elt'.
+ */
+int trn_cell_establish_intro_set_sig(trn_cell_establish_intro_t *inp, size_t idx, uint8_t elt);
+/** Append a new element 'elt' to the dynamic array field sig of the
+ * trn_cell_establish_intro_t in 'inp'.
+ */
+int trn_cell_establish_intro_add_sig(trn_cell_establish_intro_t *inp, uint8_t elt);
+/** Return a pointer to the variable-length array field sig of 'inp'.
+ */
+uint8_t * trn_cell_establish_intro_getarray_sig(trn_cell_establish_intro_t *inp);
+/** As trn_cell_establish_intro_get_sig, but take and return a const
+ * pointer
+ */
+const uint8_t  * trn_cell_establish_intro_getconstarray_sig(const trn_cell_establish_intro_t *inp);
+/** Change the length of the variable-length array field sig of 'inp'
+ * to 'newlen'.Fill extra elements with 0. Return 0 on success; return
+ * -1 and set the error code on 'inp' on failure.
+ */
+int trn_cell_establish_intro_setlen_sig(trn_cell_establish_intro_t *inp, size_t newlen);
+/** Return a newly allocated trn_cell_intro_established with all
+ * elements set to zero.
+ */
+trn_cell_intro_established_t *trn_cell_intro_established_new(void);
+/** Release all storage held by the trn_cell_intro_established in
+ * 'victim'. (Do nothing if 'victim' is NULL.)
+ */
+void trn_cell_intro_established_free(trn_cell_intro_established_t *victim);
+/** Try to parse a trn_cell_intro_established from the buffer in
+ * 'input', using up to 'len_in' bytes from the input buffer. On
+ * success, return the number of bytes consumed and set *output to the
+ * newly allocated trn_cell_intro_established_t. On failure, return -2
+ * if the input appears truncated, and -1 if the input is otherwise
+ * invalid.
+ */
+ssize_t trn_cell_intro_established_parse(trn_cell_intro_established_t **output, const uint8_t *input, const size_t len_in);
+/** Return the number of bytes we expect to need to encode the
+ * trn_cell_intro_established in 'obj'. On failure, return a negative
+ * value. Note that this value may be an overestimate, and can even be
+ * an underestimate for certain unencodeable objects.
+ */
+ssize_t trn_cell_intro_established_encoded_len(const trn_cell_intro_established_t *obj);
+/** Try to encode the trn_cell_intro_established from 'input' into the
+ * buffer at 'output', using up to 'avail' bytes of the output buffer.
+ * On success, return the number of bytes used. On failure, return -2
+ * if the buffer was not long enough, and -1 if the input was invalid.
+ */
+ssize_t trn_cell_intro_established_encode(uint8_t *output, size_t avail, const trn_cell_intro_established_t *input);
+/** Check whether the internal state of the trn_cell_intro_established
+ * in 'obj' is consistent. Return NULL if it is, and a short message
+ * if it is not.
+ */
+const char *trn_cell_intro_established_check(const trn_cell_intro_established_t *obj);
+/** Clear any errors that were set on the object 'obj' by its setter
+ * functions. Return true iff errors were cleared.
+ */
+int trn_cell_intro_established_clear_errors(trn_cell_intro_established_t *obj);
+/** Return the value of the extensions field of the
+ * trn_cell_intro_established_t in 'inp'
+ */
+struct trn_cell_extension_st * trn_cell_intro_established_get_extensions(trn_cell_intro_established_t *inp);
+/** As trn_cell_intro_established_get_extensions, but take and return
+ * a const pointer
+ */
+const struct trn_cell_extension_st * trn_cell_intro_established_getconst_extensions(const trn_cell_intro_established_t *inp);
+/** Set the value of the extensions field of the
+ * trn_cell_intro_established_t in 'inp' to 'val'. Free the old value
+ * if any. Steals the referenceto 'val'.Return 0 on success; return -1
+ * and set the error code on 'inp' on failure.
+ */
+int trn_cell_intro_established_set_extensions(trn_cell_intro_established_t *inp, struct trn_cell_extension_st *val);
+/** As trn_cell_intro_established_set_extensions, but does not free
+ * the previous value.
+ */
+int trn_cell_intro_established_set0_extensions(trn_cell_intro_established_t *inp, struct trn_cell_extension_st *val);
+
+
+#endif