diff options
Diffstat (limited to 'src/trunnel/conflux.c')
| -rw-r--r-- | src/trunnel/conflux.c | 1158 |
1 files changed, 1158 insertions, 0 deletions
diff --git a/src/trunnel/conflux.c b/src/trunnel/conflux.c new file mode 100644 index 0000000000..5f1cb41ff2 --- /dev/null +++ b/src/trunnel/conflux.c @@ -0,0 +1,1158 @@ +/* conflux.c -- generated by Trunnel v1.5.3. + * https://gitweb.torproject.org/trunnel.git + * You probably shouldn't edit this file. + */ +#include <stdlib.h> +#include "trunnel-impl.h" + +#include "conflux.h" + +#define TRUNNEL_SET_ERROR_CODE(obj) \ + do { \ + (obj)->trunnel_error_code_ = 1; \ + } while (0) + +#if defined(__COVERITY__) || defined(__clang_analyzer__) +/* If we're running a static analysis tool, we don't want it to complain + * that some of our remaining-bytes checks are dead-code. */ +int conflux_deadcode_dummy__ = 0; +#define OR_DEADCODE_DUMMY || conflux_deadcode_dummy__ +#else +#define OR_DEADCODE_DUMMY +#endif + +#define CHECK_REMAINING(nbytes, label) \ + do { \ + if (remaining < (nbytes) OR_DEADCODE_DUMMY) { \ + goto label; \ + } \ + } while (0) + +trn_cell_conflux_link_t * +trn_cell_conflux_link_new(void) +{ + trn_cell_conflux_link_t *val = trunnel_calloc(1, sizeof(trn_cell_conflux_link_t)); + if (NULL == val) + return NULL; + val->version = 1; + return val; +} + +/** Release all storage held inside 'obj', but do not free 'obj'. + */ +static void +trn_cell_conflux_link_clear(trn_cell_conflux_link_t *obj) +{ + (void) obj; + TRUNNEL_DYNARRAY_WIPE(&obj->payload); + TRUNNEL_DYNARRAY_CLEAR(&obj->payload); +} + +void +trn_cell_conflux_link_free(trn_cell_conflux_link_t *obj) +{ + if (obj == NULL) + return; + trn_cell_conflux_link_clear(obj); + trunnel_memwipe(obj, sizeof(trn_cell_conflux_link_t)); + trunnel_free_(obj); +} + +uint8_t +trn_cell_conflux_link_get_version(const trn_cell_conflux_link_t *inp) +{ + return inp->version; +} +int +trn_cell_conflux_link_set_version(trn_cell_conflux_link_t *inp, uint8_t val) +{ + if (! ((val == 1))) { + TRUNNEL_SET_ERROR_CODE(inp); + return -1; + } + inp->version = val; + return 0; +} +size_t +trn_cell_conflux_link_getlen_payload(const trn_cell_conflux_link_t *inp) +{ + return TRUNNEL_DYNARRAY_LEN(&inp->payload); +} + +uint8_t +trn_cell_conflux_link_get_payload(trn_cell_conflux_link_t *inp, size_t idx) +{ + return TRUNNEL_DYNARRAY_GET(&inp->payload, idx); +} + +uint8_t +trn_cell_conflux_link_getconst_payload(const trn_cell_conflux_link_t *inp, size_t idx) +{ + return trn_cell_conflux_link_get_payload((trn_cell_conflux_link_t*)inp, idx); +} +int +trn_cell_conflux_link_set_payload(trn_cell_conflux_link_t *inp, size_t idx, uint8_t elt) +{ + TRUNNEL_DYNARRAY_SET(&inp->payload, idx, elt); + return 0; +} +int +trn_cell_conflux_link_add_payload(trn_cell_conflux_link_t *inp, uint8_t elt) +{ + TRUNNEL_DYNARRAY_ADD(uint8_t, &inp->payload, elt, {}); + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} + +uint8_t * +trn_cell_conflux_link_getarray_payload(trn_cell_conflux_link_t *inp) +{ + return inp->payload.elts_; +} +const uint8_t * +trn_cell_conflux_link_getconstarray_payload(const trn_cell_conflux_link_t *inp) +{ + return (const uint8_t *)trn_cell_conflux_link_getarray_payload((trn_cell_conflux_link_t*)inp); +} +int +trn_cell_conflux_link_setlen_payload(trn_cell_conflux_link_t *inp, size_t newlen) +{ + uint8_t *newptr; + newptr = trunnel_dynarray_setlen(&inp->payload.allocated_, + &inp->payload.n_, inp->payload.elts_, newlen, + sizeof(inp->payload.elts_[0]), (trunnel_free_fn_t) NULL, + &inp->trunnel_error_code_); + if (newlen != 0 && newptr == NULL) + goto trunnel_alloc_failed; + inp->payload.elts_ = newptr; + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} +const char * +trn_cell_conflux_link_check(const trn_cell_conflux_link_t *obj) +{ + if (obj == NULL) + return "Object was NULL"; + if (obj->trunnel_error_code_) + return "A set function failed on this object"; + if (! (obj->version == 1)) + return "Integer out of bounds"; + return NULL; +} + +ssize_t +trn_cell_conflux_link_encoded_len(const trn_cell_conflux_link_t *obj) +{ + ssize_t result = 0; + + if (NULL != trn_cell_conflux_link_check(obj)) + return -1; + + + /* Length of u8 version IN [1] */ + result += 1; + + /* Length of u8 payload[] */ + result += TRUNNEL_DYNARRAY_LEN(&obj->payload); + return result; +} +int +trn_cell_conflux_link_clear_errors(trn_cell_conflux_link_t *obj) +{ + int r = obj->trunnel_error_code_; + obj->trunnel_error_code_ = 0; + return r; +} +ssize_t +trn_cell_conflux_link_encode(uint8_t *output, const size_t avail, const trn_cell_conflux_link_t *obj) +{ + ssize_t result = 0; + size_t written = 0; + uint8_t *ptr = output; + const char *msg; +#ifdef TRUNNEL_CHECK_ENCODED_LEN + const ssize_t encoded_len = trn_cell_conflux_link_encoded_len(obj); +#endif + + if (NULL != (msg = trn_cell_conflux_link_check(obj))) + goto check_failed; + +#ifdef TRUNNEL_CHECK_ENCODED_LEN + trunnel_assert(encoded_len >= 0); +#endif + + /* Encode u8 version IN [1] */ + trunnel_assert(written <= avail); + if (avail - written < 1) + goto truncated; + trunnel_set_uint8(ptr, (obj->version)); + written += 1; ptr += 1; + + /* Encode u8 payload[] */ + { + size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->payload); + trunnel_assert(written <= avail); + if (avail - written < elt_len) + goto truncated; + if (elt_len) + memcpy(ptr, obj->payload.elts_, elt_len); + written += elt_len; ptr += elt_len; + } + + + trunnel_assert(ptr == output + written); +#ifdef TRUNNEL_CHECK_ENCODED_LEN + { + trunnel_assert(encoded_len >= 0); + trunnel_assert((size_t)encoded_len == written); + } + +#endif + + return written; + + truncated: + result = -2; + goto fail; + check_failed: + (void)msg; + result = -1; + goto fail; + fail: + trunnel_assert(result < 0); + return result; +} + +/** As trn_cell_conflux_link_parse(), but do not allocate the output + * object. + */ +static ssize_t +trn_cell_conflux_link_parse_into(trn_cell_conflux_link_t *obj, const uint8_t *input, const size_t len_in) +{ + const uint8_t *ptr = input; + size_t remaining = len_in; + ssize_t result = 0; + (void)result; + + /* Parse u8 version IN [1] */ + CHECK_REMAINING(1, truncated); + obj->version = (trunnel_get_uint8(ptr)); + remaining -= 1; ptr += 1; + if (! (obj->version == 1)) + goto fail; + + /* Parse u8 payload[] */ + TRUNNEL_DYNARRAY_EXPAND(uint8_t, &obj->payload, remaining, {}); + obj->payload.n_ = remaining; + if (remaining) + memcpy(obj->payload.elts_, ptr, remaining); + ptr += remaining; remaining -= remaining; + trunnel_assert(ptr + remaining == input + len_in); + return len_in - remaining; + + truncated: + return -2; + trunnel_alloc_failed: + return -1; + fail: + result = -1; + return result; +} + +ssize_t +trn_cell_conflux_link_parse(trn_cell_conflux_link_t **output, const uint8_t *input, const size_t len_in) +{ + ssize_t result; + *output = trn_cell_conflux_link_new(); + if (NULL == *output) + return -1; + result = trn_cell_conflux_link_parse_into(*output, input, len_in); + if (result < 0) { + trn_cell_conflux_link_free(*output); + *output = NULL; + } + return result; +} +trn_cell_conflux_link_payload_v1_t * +trn_cell_conflux_link_payload_v1_new(void) +{ + trn_cell_conflux_link_payload_v1_t *val = trunnel_calloc(1, sizeof(trn_cell_conflux_link_payload_v1_t)); + if (NULL == val) + return NULL; + val->desired_ux = CONFLUX_UX_HIGH_THROUGHPUT; + return val; +} + +/** Release all storage held inside 'obj', but do not free 'obj'. + */ +static void +trn_cell_conflux_link_payload_v1_clear(trn_cell_conflux_link_payload_v1_t *obj) +{ + (void) obj; +} + +void +trn_cell_conflux_link_payload_v1_free(trn_cell_conflux_link_payload_v1_t *obj) +{ + if (obj == NULL) + return; + trn_cell_conflux_link_payload_v1_clear(obj); + trunnel_memwipe(obj, sizeof(trn_cell_conflux_link_payload_v1_t)); + trunnel_free_(obj); +} + +size_t +trn_cell_conflux_link_payload_v1_getlen_nonce(const trn_cell_conflux_link_payload_v1_t *inp) +{ + (void)inp; return 32; +} + +uint8_t +trn_cell_conflux_link_payload_v1_get_nonce(trn_cell_conflux_link_payload_v1_t *inp, size_t idx) +{ + trunnel_assert(idx < 32); + return inp->nonce[idx]; +} + +uint8_t +trn_cell_conflux_link_payload_v1_getconst_nonce(const trn_cell_conflux_link_payload_v1_t *inp, size_t idx) +{ + return trn_cell_conflux_link_payload_v1_get_nonce((trn_cell_conflux_link_payload_v1_t*)inp, idx); +} +int +trn_cell_conflux_link_payload_v1_set_nonce(trn_cell_conflux_link_payload_v1_t *inp, size_t idx, uint8_t elt) +{ + trunnel_assert(idx < 32); + inp->nonce[idx] = elt; + return 0; +} + +uint8_t * +trn_cell_conflux_link_payload_v1_getarray_nonce(trn_cell_conflux_link_payload_v1_t *inp) +{ + return inp->nonce; +} +const uint8_t * +trn_cell_conflux_link_payload_v1_getconstarray_nonce(const trn_cell_conflux_link_payload_v1_t *inp) +{ + return (const uint8_t *)trn_cell_conflux_link_payload_v1_getarray_nonce((trn_cell_conflux_link_payload_v1_t*)inp); +} +uint64_t +trn_cell_conflux_link_payload_v1_get_last_seqno_sent(const trn_cell_conflux_link_payload_v1_t *inp) +{ + return inp->last_seqno_sent; +} +int +trn_cell_conflux_link_payload_v1_set_last_seqno_sent(trn_cell_conflux_link_payload_v1_t *inp, uint64_t val) +{ + inp->last_seqno_sent = val; + return 0; +} +uint64_t +trn_cell_conflux_link_payload_v1_get_last_seqno_recv(const trn_cell_conflux_link_payload_v1_t *inp) +{ + return inp->last_seqno_recv; +} +int +trn_cell_conflux_link_payload_v1_set_last_seqno_recv(trn_cell_conflux_link_payload_v1_t *inp, uint64_t val) +{ + inp->last_seqno_recv = val; + return 0; +} +uint8_t +trn_cell_conflux_link_payload_v1_get_desired_ux(const trn_cell_conflux_link_payload_v1_t *inp) +{ + return inp->desired_ux; +} +int +trn_cell_conflux_link_payload_v1_set_desired_ux(trn_cell_conflux_link_payload_v1_t *inp, uint8_t val) +{ + if (! ((val == CONFLUX_UX_HIGH_THROUGHPUT || val == CONFLUX_UX_LOW_MEM_LATENCY || val == CONFLUX_UX_LOW_MEM_THROUGHPUT || val == CONFLUX_UX_MIN_LATENCY || val == CONFLUX_UX_NO_OPINION))) { + TRUNNEL_SET_ERROR_CODE(inp); + return -1; + } + inp->desired_ux = val; + return 0; +} +const char * +trn_cell_conflux_link_payload_v1_check(const trn_cell_conflux_link_payload_v1_t *obj) +{ + if (obj == NULL) + return "Object was NULL"; + if (obj->trunnel_error_code_) + return "A set function failed on this object"; + if (! (obj->desired_ux == CONFLUX_UX_HIGH_THROUGHPUT || obj->desired_ux == CONFLUX_UX_LOW_MEM_LATENCY || obj->desired_ux == CONFLUX_UX_LOW_MEM_THROUGHPUT || obj->desired_ux == CONFLUX_UX_MIN_LATENCY || obj->desired_ux == CONFLUX_UX_NO_OPINION)) + return "Integer out of bounds"; + return NULL; +} + +ssize_t +trn_cell_conflux_link_payload_v1_encoded_len(const trn_cell_conflux_link_payload_v1_t *obj) +{ + ssize_t result = 0; + + if (NULL != trn_cell_conflux_link_payload_v1_check(obj)) + return -1; + + + /* Length of u8 nonce[32] */ + result += 32; + + /* Length of u64 last_seqno_sent */ + result += 8; + + /* Length of u64 last_seqno_recv */ + result += 8; + + /* Length of u8 desired_ux IN [CONFLUX_UX_HIGH_THROUGHPUT, CONFLUX_UX_LOW_MEM_LATENCY, CONFLUX_UX_LOW_MEM_THROUGHPUT, CONFLUX_UX_MIN_LATENCY, CONFLUX_UX_NO_OPINION] */ + result += 1; + return result; +} +int +trn_cell_conflux_link_payload_v1_clear_errors(trn_cell_conflux_link_payload_v1_t *obj) +{ + int r = obj->trunnel_error_code_; + obj->trunnel_error_code_ = 0; + return r; +} +ssize_t +trn_cell_conflux_link_payload_v1_encode(uint8_t *output, const size_t avail, const trn_cell_conflux_link_payload_v1_t *obj) +{ + ssize_t result = 0; + size_t written = 0; + uint8_t *ptr = output; + const char *msg; +#ifdef TRUNNEL_CHECK_ENCODED_LEN + const ssize_t encoded_len = trn_cell_conflux_link_payload_v1_encoded_len(obj); +#endif + + if (NULL != (msg = trn_cell_conflux_link_payload_v1_check(obj))) + goto check_failed; + +#ifdef TRUNNEL_CHECK_ENCODED_LEN + trunnel_assert(encoded_len >= 0); +#endif + + /* Encode u8 nonce[32] */ + trunnel_assert(written <= avail); + if (avail - written < 32) + goto truncated; + memcpy(ptr, obj->nonce, 32); + written += 32; ptr += 32; + + /* Encode u64 last_seqno_sent */ + trunnel_assert(written <= avail); + if (avail - written < 8) + goto truncated; + trunnel_set_uint64(ptr, trunnel_htonll(obj->last_seqno_sent)); + written += 8; ptr += 8; + + /* Encode u64 last_seqno_recv */ + trunnel_assert(written <= avail); + if (avail - written < 8) + goto truncated; + trunnel_set_uint64(ptr, trunnel_htonll(obj->last_seqno_recv)); + written += 8; ptr += 8; + + /* Encode u8 desired_ux IN [CONFLUX_UX_HIGH_THROUGHPUT, CONFLUX_UX_LOW_MEM_LATENCY, CONFLUX_UX_LOW_MEM_THROUGHPUT, CONFLUX_UX_MIN_LATENCY, CONFLUX_UX_NO_OPINION] */ + trunnel_assert(written <= avail); + if (avail - written < 1) + goto truncated; + trunnel_set_uint8(ptr, (obj->desired_ux)); + written += 1; ptr += 1; + + + trunnel_assert(ptr == output + written); +#ifdef TRUNNEL_CHECK_ENCODED_LEN + { + trunnel_assert(encoded_len >= 0); + trunnel_assert((size_t)encoded_len == written); + } + +#endif + + return written; + + truncated: + result = -2; + goto fail; + check_failed: + (void)msg; + result = -1; + goto fail; + fail: + trunnel_assert(result < 0); + return result; +} + +/** As trn_cell_conflux_link_payload_v1_parse(), but do not allocate + * the output object. + */ +static ssize_t +trn_cell_conflux_link_payload_v1_parse_into(trn_cell_conflux_link_payload_v1_t *obj, const uint8_t *input, const size_t len_in) +{ + const uint8_t *ptr = input; + size_t remaining = len_in; + ssize_t result = 0; + (void)result; + + /* Parse u8 nonce[32] */ + CHECK_REMAINING(32, truncated); + memcpy(obj->nonce, ptr, 32); + remaining -= 32; ptr += 32; + + /* Parse u64 last_seqno_sent */ + CHECK_REMAINING(8, truncated); + obj->last_seqno_sent = trunnel_ntohll(trunnel_get_uint64(ptr)); + remaining -= 8; ptr += 8; + + /* Parse u64 last_seqno_recv */ + CHECK_REMAINING(8, truncated); + obj->last_seqno_recv = trunnel_ntohll(trunnel_get_uint64(ptr)); + remaining -= 8; ptr += 8; + + /* Parse u8 desired_ux IN [CONFLUX_UX_HIGH_THROUGHPUT, CONFLUX_UX_LOW_MEM_LATENCY, CONFLUX_UX_LOW_MEM_THROUGHPUT, CONFLUX_UX_MIN_LATENCY, CONFLUX_UX_NO_OPINION] */ + CHECK_REMAINING(1, truncated); + obj->desired_ux = (trunnel_get_uint8(ptr)); + remaining -= 1; ptr += 1; + if (! (obj->desired_ux == CONFLUX_UX_HIGH_THROUGHPUT || obj->desired_ux == CONFLUX_UX_LOW_MEM_LATENCY || obj->desired_ux == CONFLUX_UX_LOW_MEM_THROUGHPUT || obj->desired_ux == CONFLUX_UX_MIN_LATENCY || obj->desired_ux == CONFLUX_UX_NO_OPINION)) + goto fail; + trunnel_assert(ptr + remaining == input + len_in); + return len_in - remaining; + + truncated: + return -2; + fail: + result = -1; + return result; +} + +ssize_t +trn_cell_conflux_link_payload_v1_parse(trn_cell_conflux_link_payload_v1_t **output, const uint8_t *input, const size_t len_in) +{ + ssize_t result; + *output = trn_cell_conflux_link_payload_v1_new(); + if (NULL == *output) + return -1; + result = trn_cell_conflux_link_payload_v1_parse_into(*output, input, len_in); + if (result < 0) { + trn_cell_conflux_link_payload_v1_free(*output); + *output = NULL; + } + return result; +} +trn_cell_conflux_linked_t * +trn_cell_conflux_linked_new(void) +{ + trn_cell_conflux_linked_t *val = trunnel_calloc(1, sizeof(trn_cell_conflux_linked_t)); + if (NULL == val) + return NULL; + val->version = 1; + return val; +} + +/** Release all storage held inside 'obj', but do not free 'obj'. + */ +static void +trn_cell_conflux_linked_clear(trn_cell_conflux_linked_t *obj) +{ + (void) obj; + TRUNNEL_DYNARRAY_WIPE(&obj->payload); + TRUNNEL_DYNARRAY_CLEAR(&obj->payload); +} + +void +trn_cell_conflux_linked_free(trn_cell_conflux_linked_t *obj) +{ + if (obj == NULL) + return; + trn_cell_conflux_linked_clear(obj); + trunnel_memwipe(obj, sizeof(trn_cell_conflux_linked_t)); + trunnel_free_(obj); +} + +uint8_t +trn_cell_conflux_linked_get_version(const trn_cell_conflux_linked_t *inp) +{ + return inp->version; +} +int +trn_cell_conflux_linked_set_version(trn_cell_conflux_linked_t *inp, uint8_t val) +{ + if (! ((val == 1))) { + TRUNNEL_SET_ERROR_CODE(inp); + return -1; + } + inp->version = val; + return 0; +} +size_t +trn_cell_conflux_linked_getlen_payload(const trn_cell_conflux_linked_t *inp) +{ + return TRUNNEL_DYNARRAY_LEN(&inp->payload); +} + +uint8_t +trn_cell_conflux_linked_get_payload(trn_cell_conflux_linked_t *inp, size_t idx) +{ + return TRUNNEL_DYNARRAY_GET(&inp->payload, idx); +} + +uint8_t +trn_cell_conflux_linked_getconst_payload(const trn_cell_conflux_linked_t *inp, size_t idx) +{ + return trn_cell_conflux_linked_get_payload((trn_cell_conflux_linked_t*)inp, idx); +} +int +trn_cell_conflux_linked_set_payload(trn_cell_conflux_linked_t *inp, size_t idx, uint8_t elt) +{ + TRUNNEL_DYNARRAY_SET(&inp->payload, idx, elt); + return 0; +} +int +trn_cell_conflux_linked_add_payload(trn_cell_conflux_linked_t *inp, uint8_t elt) +{ + TRUNNEL_DYNARRAY_ADD(uint8_t, &inp->payload, elt, {}); + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} + +uint8_t * +trn_cell_conflux_linked_getarray_payload(trn_cell_conflux_linked_t *inp) +{ + return inp->payload.elts_; +} +const uint8_t * +trn_cell_conflux_linked_getconstarray_payload(const trn_cell_conflux_linked_t *inp) +{ + return (const uint8_t *)trn_cell_conflux_linked_getarray_payload((trn_cell_conflux_linked_t*)inp); +} +int +trn_cell_conflux_linked_setlen_payload(trn_cell_conflux_linked_t *inp, size_t newlen) +{ + uint8_t *newptr; + newptr = trunnel_dynarray_setlen(&inp->payload.allocated_, + &inp->payload.n_, inp->payload.elts_, newlen, + sizeof(inp->payload.elts_[0]), (trunnel_free_fn_t) NULL, + &inp->trunnel_error_code_); + if (newlen != 0 && newptr == NULL) + goto trunnel_alloc_failed; + inp->payload.elts_ = newptr; + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} +const char * +trn_cell_conflux_linked_check(const trn_cell_conflux_linked_t *obj) +{ + if (obj == NULL) + return "Object was NULL"; + if (obj->trunnel_error_code_) + return "A set function failed on this object"; + if (! (obj->version == 1)) + return "Integer out of bounds"; + return NULL; +} + +ssize_t +trn_cell_conflux_linked_encoded_len(const trn_cell_conflux_linked_t *obj) +{ + ssize_t result = 0; + + if (NULL != trn_cell_conflux_linked_check(obj)) + return -1; + + + /* Length of u8 version IN [1] */ + result += 1; + + /* Length of u8 payload[] */ + result += TRUNNEL_DYNARRAY_LEN(&obj->payload); + return result; +} +int +trn_cell_conflux_linked_clear_errors(trn_cell_conflux_linked_t *obj) +{ + int r = obj->trunnel_error_code_; + obj->trunnel_error_code_ = 0; + return r; +} +ssize_t +trn_cell_conflux_linked_encode(uint8_t *output, const size_t avail, const trn_cell_conflux_linked_t *obj) +{ + ssize_t result = 0; + size_t written = 0; + uint8_t *ptr = output; + const char *msg; +#ifdef TRUNNEL_CHECK_ENCODED_LEN + const ssize_t encoded_len = trn_cell_conflux_linked_encoded_len(obj); +#endif + + if (NULL != (msg = trn_cell_conflux_linked_check(obj))) + goto check_failed; + +#ifdef TRUNNEL_CHECK_ENCODED_LEN + trunnel_assert(encoded_len >= 0); +#endif + + /* Encode u8 version IN [1] */ + trunnel_assert(written <= avail); + if (avail - written < 1) + goto truncated; + trunnel_set_uint8(ptr, (obj->version)); + written += 1; ptr += 1; + + /* Encode u8 payload[] */ + { + size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->payload); + trunnel_assert(written <= avail); + if (avail - written < elt_len) + goto truncated; + if (elt_len) + memcpy(ptr, obj->payload.elts_, elt_len); + written += elt_len; ptr += elt_len; + } + + + trunnel_assert(ptr == output + written); +#ifdef TRUNNEL_CHECK_ENCODED_LEN + { + trunnel_assert(encoded_len >= 0); + trunnel_assert((size_t)encoded_len == written); + } + +#endif + + return written; + + truncated: + result = -2; + goto fail; + check_failed: + (void)msg; + result = -1; + goto fail; + fail: + trunnel_assert(result < 0); + return result; +} + +/** As trn_cell_conflux_linked_parse(), but do not allocate the output + * object. + */ +static ssize_t +trn_cell_conflux_linked_parse_into(trn_cell_conflux_linked_t *obj, const uint8_t *input, const size_t len_in) +{ + const uint8_t *ptr = input; + size_t remaining = len_in; + ssize_t result = 0; + (void)result; + + /* Parse u8 version IN [1] */ + CHECK_REMAINING(1, truncated); + obj->version = (trunnel_get_uint8(ptr)); + remaining -= 1; ptr += 1; + if (! (obj->version == 1)) + goto fail; + + /* Parse u8 payload[] */ + TRUNNEL_DYNARRAY_EXPAND(uint8_t, &obj->payload, remaining, {}); + obj->payload.n_ = remaining; + if (remaining) + memcpy(obj->payload.elts_, ptr, remaining); + ptr += remaining; remaining -= remaining; + trunnel_assert(ptr + remaining == input + len_in); + return len_in - remaining; + + truncated: + return -2; + trunnel_alloc_failed: + return -1; + fail: + result = -1; + return result; +} + +ssize_t +trn_cell_conflux_linked_parse(trn_cell_conflux_linked_t **output, const uint8_t *input, const size_t len_in) +{ + ssize_t result; + *output = trn_cell_conflux_linked_new(); + if (NULL == *output) + return -1; + result = trn_cell_conflux_linked_parse_into(*output, input, len_in); + if (result < 0) { + trn_cell_conflux_linked_free(*output); + *output = NULL; + } + return result; +} +trn_cell_conflux_linked_ack_t * +trn_cell_conflux_linked_ack_new(void) +{ + trn_cell_conflux_linked_ack_t *val = trunnel_calloc(1, sizeof(trn_cell_conflux_linked_ack_t)); + if (NULL == val) + return NULL; + return val; +} + +/** Release all storage held inside 'obj', but do not free 'obj'. + */ +static void +trn_cell_conflux_linked_ack_clear(trn_cell_conflux_linked_ack_t *obj) +{ + (void) obj; + TRUNNEL_DYNARRAY_WIPE(&obj->payload); + TRUNNEL_DYNARRAY_CLEAR(&obj->payload); +} + +void +trn_cell_conflux_linked_ack_free(trn_cell_conflux_linked_ack_t *obj) +{ + if (obj == NULL) + return; + trn_cell_conflux_linked_ack_clear(obj); + trunnel_memwipe(obj, sizeof(trn_cell_conflux_linked_ack_t)); + trunnel_free_(obj); +} + +size_t +trn_cell_conflux_linked_ack_getlen_payload(const trn_cell_conflux_linked_ack_t *inp) +{ + return TRUNNEL_DYNARRAY_LEN(&inp->payload); +} + +uint8_t +trn_cell_conflux_linked_ack_get_payload(trn_cell_conflux_linked_ack_t *inp, size_t idx) +{ + return TRUNNEL_DYNARRAY_GET(&inp->payload, idx); +} + +uint8_t +trn_cell_conflux_linked_ack_getconst_payload(const trn_cell_conflux_linked_ack_t *inp, size_t idx) +{ + return trn_cell_conflux_linked_ack_get_payload((trn_cell_conflux_linked_ack_t*)inp, idx); +} +int +trn_cell_conflux_linked_ack_set_payload(trn_cell_conflux_linked_ack_t *inp, size_t idx, uint8_t elt) +{ + TRUNNEL_DYNARRAY_SET(&inp->payload, idx, elt); + return 0; +} +int +trn_cell_conflux_linked_ack_add_payload(trn_cell_conflux_linked_ack_t *inp, uint8_t elt) +{ + TRUNNEL_DYNARRAY_ADD(uint8_t, &inp->payload, elt, {}); + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} + +uint8_t * +trn_cell_conflux_linked_ack_getarray_payload(trn_cell_conflux_linked_ack_t *inp) +{ + return inp->payload.elts_; +} +const uint8_t * +trn_cell_conflux_linked_ack_getconstarray_payload(const trn_cell_conflux_linked_ack_t *inp) +{ + return (const uint8_t *)trn_cell_conflux_linked_ack_getarray_payload((trn_cell_conflux_linked_ack_t*)inp); +} +int +trn_cell_conflux_linked_ack_setlen_payload(trn_cell_conflux_linked_ack_t *inp, size_t newlen) +{ + uint8_t *newptr; + newptr = trunnel_dynarray_setlen(&inp->payload.allocated_, + &inp->payload.n_, inp->payload.elts_, newlen, + sizeof(inp->payload.elts_[0]), (trunnel_free_fn_t) NULL, + &inp->trunnel_error_code_); + if (newlen != 0 && newptr == NULL) + goto trunnel_alloc_failed; + inp->payload.elts_ = newptr; + return 0; + trunnel_alloc_failed: + TRUNNEL_SET_ERROR_CODE(inp); + return -1; +} +const char * +trn_cell_conflux_linked_ack_check(const trn_cell_conflux_linked_ack_t *obj) +{ + if (obj == NULL) + return "Object was NULL"; + if (obj->trunnel_error_code_) + return "A set function failed on this object"; + return NULL; +} + +ssize_t +trn_cell_conflux_linked_ack_encoded_len(const trn_cell_conflux_linked_ack_t *obj) +{ + ssize_t result = 0; + + if (NULL != trn_cell_conflux_linked_ack_check(obj)) + return -1; + + + /* Length of u8 payload[] */ + result += TRUNNEL_DYNARRAY_LEN(&obj->payload); + return result; +} +int +trn_cell_conflux_linked_ack_clear_errors(trn_cell_conflux_linked_ack_t *obj) +{ + int r = obj->trunnel_error_code_; + obj->trunnel_error_code_ = 0; + return r; +} +ssize_t +trn_cell_conflux_linked_ack_encode(uint8_t *output, const size_t avail, const trn_cell_conflux_linked_ack_t *obj) +{ + ssize_t result = 0; + size_t written = 0; + uint8_t *ptr = output; + const char *msg; +#ifdef TRUNNEL_CHECK_ENCODED_LEN + const ssize_t encoded_len = trn_cell_conflux_linked_ack_encoded_len(obj); +#endif + + if (NULL != (msg = trn_cell_conflux_linked_ack_check(obj))) + goto check_failed; + +#ifdef TRUNNEL_CHECK_ENCODED_LEN + trunnel_assert(encoded_len >= 0); +#endif + + /* Encode u8 payload[] */ + { + size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->payload); + trunnel_assert(written <= avail); + if (avail - written < elt_len) + goto truncated; + if (elt_len) + memcpy(ptr, obj->payload.elts_, elt_len); + written += elt_len; ptr += elt_len; + } + + + trunnel_assert(ptr == output + written); +#ifdef TRUNNEL_CHECK_ENCODED_LEN + { + trunnel_assert(encoded_len >= 0); + trunnel_assert((size_t)encoded_len == written); + } + +#endif + + return written; + + truncated: + result = -2; + goto fail; + check_failed: + (void)msg; + result = -1; + goto fail; + fail: + trunnel_assert(result < 0); + return result; +} + +/** As trn_cell_conflux_linked_ack_parse(), but do not allocate the + * output object. + */ +static ssize_t +trn_cell_conflux_linked_ack_parse_into(trn_cell_conflux_linked_ack_t *obj, const uint8_t *input, const size_t len_in) +{ + const uint8_t *ptr = input; + size_t remaining = len_in; + ssize_t result = 0; + (void)result; + + /* Parse u8 payload[] */ + TRUNNEL_DYNARRAY_EXPAND(uint8_t, &obj->payload, remaining, {}); + obj->payload.n_ = remaining; + if (remaining) + memcpy(obj->payload.elts_, ptr, remaining); + ptr += remaining; remaining -= remaining; + trunnel_assert(ptr + remaining == input + len_in); + return len_in - remaining; + + trunnel_alloc_failed: + return -1; +} + +ssize_t +trn_cell_conflux_linked_ack_parse(trn_cell_conflux_linked_ack_t **output, const uint8_t *input, const size_t len_in) +{ + ssize_t result; + *output = trn_cell_conflux_linked_ack_new(); + if (NULL == *output) + return -1; + result = trn_cell_conflux_linked_ack_parse_into(*output, input, len_in); + if (result < 0) { + trn_cell_conflux_linked_ack_free(*output); + *output = NULL; + } + return result; +} +trn_cell_conflux_switch_t * +trn_cell_conflux_switch_new(void) +{ + trn_cell_conflux_switch_t *val = trunnel_calloc(1, sizeof(trn_cell_conflux_switch_t)); + if (NULL == val) + return NULL; + return val; +} + +/** Release all storage held inside 'obj', but do not free 'obj'. + */ +static void +trn_cell_conflux_switch_clear(trn_cell_conflux_switch_t *obj) +{ + (void) obj; +} + +void +trn_cell_conflux_switch_free(trn_cell_conflux_switch_t *obj) +{ + if (obj == NULL) + return; + trn_cell_conflux_switch_clear(obj); + trunnel_memwipe(obj, sizeof(trn_cell_conflux_switch_t)); + trunnel_free_(obj); +} + +uint32_t +trn_cell_conflux_switch_get_seqnum(const trn_cell_conflux_switch_t *inp) +{ + return inp->seqnum; +} +int +trn_cell_conflux_switch_set_seqnum(trn_cell_conflux_switch_t *inp, uint32_t val) +{ + inp->seqnum = val; + return 0; +} +const char * +trn_cell_conflux_switch_check(const trn_cell_conflux_switch_t *obj) +{ + if (obj == NULL) + return "Object was NULL"; + if (obj->trunnel_error_code_) + return "A set function failed on this object"; + return NULL; +} + +ssize_t +trn_cell_conflux_switch_encoded_len(const trn_cell_conflux_switch_t *obj) +{ + ssize_t result = 0; + + if (NULL != trn_cell_conflux_switch_check(obj)) + return -1; + + + /* Length of u32 seqnum */ + result += 4; + return result; +} +int +trn_cell_conflux_switch_clear_errors(trn_cell_conflux_switch_t *obj) +{ + int r = obj->trunnel_error_code_; + obj->trunnel_error_code_ = 0; + return r; +} +ssize_t +trn_cell_conflux_switch_encode(uint8_t *output, const size_t avail, const trn_cell_conflux_switch_t *obj) +{ + ssize_t result = 0; + size_t written = 0; + uint8_t *ptr = output; + const char *msg; +#ifdef TRUNNEL_CHECK_ENCODED_LEN + const ssize_t encoded_len = trn_cell_conflux_switch_encoded_len(obj); +#endif + + if (NULL != (msg = trn_cell_conflux_switch_check(obj))) + goto check_failed; + +#ifdef TRUNNEL_CHECK_ENCODED_LEN + trunnel_assert(encoded_len >= 0); +#endif + + /* Encode u32 seqnum */ + trunnel_assert(written <= avail); + if (avail - written < 4) + goto truncated; + trunnel_set_uint32(ptr, trunnel_htonl(obj->seqnum)); + written += 4; ptr += 4; + + + trunnel_assert(ptr == output + written); +#ifdef TRUNNEL_CHECK_ENCODED_LEN + { + trunnel_assert(encoded_len >= 0); + trunnel_assert((size_t)encoded_len == written); + } + +#endif + + return written; + + truncated: + result = -2; + goto fail; + check_failed: + (void)msg; + result = -1; + goto fail; + fail: + trunnel_assert(result < 0); + return result; +} + +/** As trn_cell_conflux_switch_parse(), but do not allocate the output + * object. + */ +static ssize_t +trn_cell_conflux_switch_parse_into(trn_cell_conflux_switch_t *obj, const uint8_t *input, const size_t len_in) +{ + const uint8_t *ptr = input; + size_t remaining = len_in; + ssize_t result = 0; + (void)result; + + /* Parse u32 seqnum */ + CHECK_REMAINING(4, truncated); + obj->seqnum = trunnel_ntohl(trunnel_get_uint32(ptr)); + remaining -= 4; ptr += 4; + trunnel_assert(ptr + remaining == input + len_in); + return len_in - remaining; + + truncated: + return -2; +} + +ssize_t +trn_cell_conflux_switch_parse(trn_cell_conflux_switch_t **output, const uint8_t *input, const size_t len_in) +{ + ssize_t result; + *output = trn_cell_conflux_switch_new(); + if (NULL == *output) + return -1; + result = trn_cell_conflux_switch_parse_into(*output, input, len_in); + if (result < 0) { + trn_cell_conflux_switch_free(*output); + *output = NULL; + } + return result; +} |