commit f27dc41627517ebec3feae6ca00eee544d9dcd59
Author: rl1987 <rl1987(a)sdf.lonestar.org>
Date: Tue Jun 26 19:31:26 2018 +0300
Remove prop229 stuff from socks5.trunnel
---
src/trunnel/socks5.c | 2128 +++++++++++---------------------------------
src/trunnel/socks5.h | 376 --------
src/trunnel/socks5.trunnel | 22 -
3 files changed, 526 insertions(+), 2000 deletions(-)
diff --git a/src/trunnel/socks5.c b/src/trunnel/socks5.c
index 7f4702fb5..9e5f6fcfe 100644
--- a/src/trunnel/socks5.c
+++ b/src/trunnel/socks5.c
@@ -3029,1585 +3029,358 @@ socks5_server_userpass_auth_parse(socks5_server_userpass_auth_t **output, const
}
return result;
}
-tor_socksauth_keyval_t *
-tor_socksauth_keyval_new(void)
+socks5_client_request_t *
+socks5_client_request_new(void)
{
- tor_socksauth_keyval_t *val = trunnel_calloc(1, sizeof(tor_socksauth_keyval_t));
+ socks5_client_request_t *val = trunnel_calloc(1, sizeof(socks5_client_request_t));
if (NULL == val)
return NULL;
+ val->version = 5;
+ val->command = CMD_BIND;
return val;
}
/** Release all storage held inside 'obj', but do not free 'obj'.
*/
static void
-tor_socksauth_keyval_clear(tor_socksauth_keyval_t *obj)
+socks5_client_request_clear(socks5_client_request_t *obj)
{
(void) obj;
- TRUNNEL_DYNARRAY_WIPE(&obj->key);
- TRUNNEL_DYNARRAY_CLEAR(&obj->key);
- TRUNNEL_DYNARRAY_WIPE(&obj->val);
- TRUNNEL_DYNARRAY_CLEAR(&obj->val);
+ domainname_free(obj->dest_addr_domainname);
+ obj->dest_addr_domainname = NULL;
}
void
-tor_socksauth_keyval_free(tor_socksauth_keyval_t *obj)
+socks5_client_request_free(socks5_client_request_t *obj)
{
if (obj == NULL)
return;
- tor_socksauth_keyval_clear(obj);
- trunnel_memwipe(obj, sizeof(tor_socksauth_keyval_t));
+ socks5_client_request_clear(obj);
+ trunnel_memwipe(obj, sizeof(socks5_client_request_t));
trunnel_free_(obj);
}
-uint16_t
-tor_socksauth_keyval_get_keylen(const tor_socksauth_keyval_t *inp)
+uint8_t
+socks5_client_request_get_version(const socks5_client_request_t *inp)
{
- return inp->keylen;
+ return inp->version;
}
int
-tor_socksauth_keyval_set_keylen(tor_socksauth_keyval_t *inp, uint16_t val)
+socks5_client_request_set_version(socks5_client_request_t *inp, uint8_t val)
{
- inp->keylen = val;
+ if (! ((val == 5))) {
+ TRUNNEL_SET_ERROR_CODE(inp);
+ return -1;
+ }
+ inp->version = val;
return 0;
}
-size_t
-tor_socksauth_keyval_getlen_key(const tor_socksauth_keyval_t *inp)
-{
- return TRUNNEL_DYNARRAY_LEN(&inp->key);
-}
-
-char
-tor_socksauth_keyval_get_key(tor_socksauth_keyval_t *inp, size_t idx)
-{
- return TRUNNEL_DYNARRAY_GET(&inp->key, idx);
-}
-
-char
-tor_socksauth_keyval_getconst_key(const tor_socksauth_keyval_t *inp, size_t idx)
-{
- return tor_socksauth_keyval_get_key((tor_socksauth_keyval_t*)inp, idx);
-}
-int
-tor_socksauth_keyval_set_key(tor_socksauth_keyval_t *inp, size_t idx, char elt)
+uint8_t
+socks5_client_request_get_command(const socks5_client_request_t *inp)
{
- TRUNNEL_DYNARRAY_SET(&inp->key, idx, elt);
- return 0;
+ return inp->command;
}
int
-tor_socksauth_keyval_add_key(tor_socksauth_keyval_t *inp, char elt)
+socks5_client_request_set_command(socks5_client_request_t *inp, uint8_t val)
{
-#if SIZE_MAX >= UINT16_MAX
- if (inp->key.n_ == UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- TRUNNEL_DYNARRAY_ADD(char, &inp->key, elt, {});
+ if (! ((val == CMD_BIND || val == CMD_CONNECT || val == CMD_RESOLVE || val == CMD_RESOLVE_PTR || val == CMD_UDP_ASSOCIATE))) {
+ TRUNNEL_SET_ERROR_CODE(inp);
+ return -1;
+ }
+ inp->command = val;
return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
}
-
-char *
-tor_socksauth_keyval_getarray_key(tor_socksauth_keyval_t *inp)
-{
- return inp->key.elts_;
-}
-const char *
-tor_socksauth_keyval_getconstarray_key(const tor_socksauth_keyval_t *inp)
+uint8_t
+socks5_client_request_get_reserved(const socks5_client_request_t *inp)
{
- return (const char *)tor_socksauth_keyval_getarray_key((tor_socksauth_keyval_t*)inp);
+ return inp->reserved;
}
int
-tor_socksauth_keyval_setlen_key(tor_socksauth_keyval_t *inp, size_t newlen)
-{
-#if UINT16_MAX < SIZE_MAX
- if (newlen > UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- return trunnel_string_setlen(&inp->key, newlen,
- &inp->trunnel_error_code_);
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
-}
-const char *
-tor_socksauth_keyval_getstr_key(tor_socksauth_keyval_t *inp)
+socks5_client_request_set_reserved(socks5_client_request_t *inp, uint8_t val)
{
- return trunnel_string_getstr(&inp->key);
+ if (! ((val == 0))) {
+ TRUNNEL_SET_ERROR_CODE(inp);
+ return -1;
+ }
+ inp->reserved = val;
+ return 0;
}
-int
-tor_socksauth_keyval_setstr0_key(tor_socksauth_keyval_t *inp, const char *val, size_t len)
+uint8_t
+socks5_client_request_get_atype(const socks5_client_request_t *inp)
{
-#if UINT16_MAX < SIZE_MAX
- if (len > UINT16_MAX) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
-#endif
- return trunnel_string_setstr0(&inp->key, val, len, &inp->trunnel_error_code_);
+ return inp->atype;
}
int
-tor_socksauth_keyval_setstr_key(tor_socksauth_keyval_t *inp, const char *val)
+socks5_client_request_set_atype(socks5_client_request_t *inp, uint8_t val)
{
- return tor_socksauth_keyval_setstr0_key(inp, val, strlen(val));
+ inp->atype = val;
+ return 0;
}
-uint16_t
-tor_socksauth_keyval_get_vallen(const tor_socksauth_keyval_t *inp)
+uint32_t
+socks5_client_request_get_dest_addr_ipv4(const socks5_client_request_t *inp)
{
- return inp->vallen;
+ return inp->dest_addr_ipv4;
}
int
-tor_socksauth_keyval_set_vallen(tor_socksauth_keyval_t *inp, uint16_t val)
+socks5_client_request_set_dest_addr_ipv4(socks5_client_request_t *inp, uint32_t val)
{
- inp->vallen = val;
+ inp->dest_addr_ipv4 = val;
return 0;
}
size_t
-tor_socksauth_keyval_getlen_val(const tor_socksauth_keyval_t *inp)
+socks5_client_request_getlen_dest_addr_ipv6(const socks5_client_request_t *inp)
{
- return TRUNNEL_DYNARRAY_LEN(&inp->val);
+ (void)inp; return 16;
}
-char
-tor_socksauth_keyval_get_val(tor_socksauth_keyval_t *inp, size_t idx)
+uint8_t
+socks5_client_request_get_dest_addr_ipv6(socks5_client_request_t *inp, size_t idx)
{
- return TRUNNEL_DYNARRAY_GET(&inp->val, idx);
+ trunnel_assert(idx < 16);
+ return inp->dest_addr_ipv6[idx];
}
-char
-tor_socksauth_keyval_getconst_val(const tor_socksauth_keyval_t *inp, size_t idx)
-{
- return tor_socksauth_keyval_get_val((tor_socksauth_keyval_t*)inp, idx);
-}
-int
-tor_socksauth_keyval_set_val(tor_socksauth_keyval_t *inp, size_t idx, char elt)
+uint8_t
+socks5_client_request_getconst_dest_addr_ipv6(const socks5_client_request_t *inp, size_t idx)
{
- TRUNNEL_DYNARRAY_SET(&inp->val, idx, elt);
- return 0;
+ return socks5_client_request_get_dest_addr_ipv6((socks5_client_request_t*)inp, idx);
}
int
-tor_socksauth_keyval_add_val(tor_socksauth_keyval_t *inp, char elt)
+socks5_client_request_set_dest_addr_ipv6(socks5_client_request_t *inp, size_t idx, uint8_t elt)
{
-#if SIZE_MAX >= UINT16_MAX
- if (inp->val.n_ == UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- TRUNNEL_DYNARRAY_ADD(char, &inp->val, elt, {});
+ trunnel_assert(idx < 16);
+ inp->dest_addr_ipv6[idx] = elt;
return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
}
-char *
-tor_socksauth_keyval_getarray_val(tor_socksauth_keyval_t *inp)
+uint8_t *
+socks5_client_request_getarray_dest_addr_ipv6(socks5_client_request_t *inp)
{
- return inp->val.elts_;
+ return inp->dest_addr_ipv6;
}
-const char *
-tor_socksauth_keyval_getconstarray_val(const tor_socksauth_keyval_t *inp)
+const uint8_t *
+socks5_client_request_getconstarray_dest_addr_ipv6(const socks5_client_request_t *inp)
{
- return (const char *)tor_socksauth_keyval_getarray_val((tor_socksauth_keyval_t*)inp);
+ return (const uint8_t *)socks5_client_request_getarray_dest_addr_ipv6((socks5_client_request_t*)inp);
}
-int
-tor_socksauth_keyval_setlen_val(tor_socksauth_keyval_t *inp, size_t newlen)
+struct domainname_st *
+socks5_client_request_get_dest_addr_domainname(socks5_client_request_t *inp)
{
-#if UINT16_MAX < SIZE_MAX
- if (newlen > UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- return trunnel_string_setlen(&inp->val, newlen,
- &inp->trunnel_error_code_);
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
+ return inp->dest_addr_domainname;
}
-const char *
-tor_socksauth_keyval_getstr_val(tor_socksauth_keyval_t *inp)
+const struct domainname_st *
+socks5_client_request_getconst_dest_addr_domainname(const socks5_client_request_t *inp)
{
- return trunnel_string_getstr(&inp->val);
+ return socks5_client_request_get_dest_addr_domainname((socks5_client_request_t*) inp);
}
int
-tor_socksauth_keyval_setstr0_val(tor_socksauth_keyval_t *inp, const char *val, size_t len)
+socks5_client_request_set_dest_addr_domainname(socks5_client_request_t *inp, struct domainname_st *val)
{
-#if UINT16_MAX < SIZE_MAX
- if (len > UINT16_MAX) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
-#endif
- return trunnel_string_setstr0(&inp->val, val, len, &inp->trunnel_error_code_);
+ if (inp->dest_addr_domainname && inp->dest_addr_domainname != val)
+ domainname_free(inp->dest_addr_domainname);
+ return socks5_client_request_set0_dest_addr_domainname(inp, val);
}
int
-tor_socksauth_keyval_setstr_val(tor_socksauth_keyval_t *inp, const char *val)
-{
- return tor_socksauth_keyval_setstr0_val(inp, val, strlen(val));
-}
-const char *
-tor_socksauth_keyval_check(const tor_socksauth_keyval_t *obj)
+socks5_client_request_set0_dest_addr_domainname(socks5_client_request_t *inp, struct domainname_st *val)
{
- if (obj == NULL)
- return "Object was NULL";
- if (obj->trunnel_error_code_)
- return "A set function failed on this object";
- if (TRUNNEL_DYNARRAY_LEN(&obj->key) != obj->keylen)
- return "Length mismatch for key";
- if (TRUNNEL_DYNARRAY_LEN(&obj->val) != obj->vallen)
- return "Length mismatch for val";
- return NULL;
+ inp->dest_addr_domainname = val;
+ return 0;
}
-
-ssize_t
-tor_socksauth_keyval_encoded_len(const tor_socksauth_keyval_t *obj)
+uint16_t
+socks5_client_request_get_dest_port(const socks5_client_request_t *inp)
{
- ssize_t result = 0;
-
- if (NULL != tor_socksauth_keyval_check(obj))
- return -1;
-
-
- /* Length of u16 keylen */
- result += 2;
-
- /* Length of char key[keylen] */
- result += TRUNNEL_DYNARRAY_LEN(&obj->key);
-
- /* Length of u16 vallen */
- result += 2;
-
- /* Length of char val[vallen] */
- result += TRUNNEL_DYNARRAY_LEN(&obj->val);
- return result;
-}
-int
-tor_socksauth_keyval_clear_errors(tor_socksauth_keyval_t *obj)
-{
- int r = obj->trunnel_error_code_;
- obj->trunnel_error_code_ = 0;
- return r;
-}
-ssize_t
-tor_socksauth_keyval_encode(uint8_t *output, const size_t avail, const tor_socksauth_keyval_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 = tor_socksauth_keyval_encoded_len(obj);
-#endif
-
- if (NULL != (msg = tor_socksauth_keyval_check(obj)))
- goto check_failed;
-
-#ifdef TRUNNEL_CHECK_ENCODED_LEN
- trunnel_assert(encoded_len >= 0);
-#endif
-
- /* Encode u16 keylen */
- trunnel_assert(written <= avail);
- if (avail - written < 2)
- goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->keylen));
- written += 2; ptr += 2;
-
- /* Encode char key[keylen] */
- {
- size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->key);
- trunnel_assert(obj->keylen == elt_len);
- trunnel_assert(written <= avail);
- if (avail - written < elt_len)
- goto truncated;
- if (elt_len)
- memcpy(ptr, obj->key.elts_, elt_len);
- written += elt_len; ptr += elt_len;
- }
-
- /* Encode u16 vallen */
- trunnel_assert(written <= avail);
- if (avail - written < 2)
- goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->vallen));
- written += 2; ptr += 2;
-
- /* Encode char val[vallen] */
- {
- size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->val);
- trunnel_assert(obj->vallen == elt_len);
- trunnel_assert(written <= avail);
- if (avail - written < elt_len)
- goto truncated;
- if (elt_len)
- memcpy(ptr, obj->val.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 tor_socksauth_keyval_parse(), but do not allocate the output
- * object.
- */
-static ssize_t
-tor_socksauth_keyval_parse_into(tor_socksauth_keyval_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 u16 keylen */
- CHECK_REMAINING(2, truncated);
- obj->keylen = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
-
- /* Parse char key[keylen] */
- CHECK_REMAINING(obj->keylen, truncated);
- if (tor_socksauth_keyval_setstr0_key(obj, (const char*)ptr, obj->keylen))
- goto fail;
- ptr += obj->keylen; remaining -= obj->keylen;
-
- /* Parse u16 vallen */
- CHECK_REMAINING(2, truncated);
- obj->vallen = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
-
- /* Parse char val[vallen] */
- CHECK_REMAINING(obj->vallen, truncated);
- if (tor_socksauth_keyval_setstr0_val(obj, (const char*)ptr, obj->vallen))
- goto fail;
- ptr += obj->vallen; remaining -= obj->vallen;
- trunnel_assert(ptr + remaining == input + len_in);
- return len_in - remaining;
-
- truncated:
- return -2;
- fail:
- result = -1;
- return result;
-}
-
-ssize_t
-tor_socksauth_keyval_parse(tor_socksauth_keyval_t **output, const uint8_t *input, const size_t len_in)
-{
- ssize_t result;
- *output = tor_socksauth_keyval_new();
- if (NULL == *output)
- return -1;
- result = tor_socksauth_keyval_parse_into(*output, input, len_in);
- if (result < 0) {
- tor_socksauth_keyval_free(*output);
- *output = NULL;
- }
- return result;
-}
-socks5_client_request_t *
-socks5_client_request_new(void)
-{
- socks5_client_request_t *val = trunnel_calloc(1, sizeof(socks5_client_request_t));
- if (NULL == val)
- return NULL;
- val->version = 5;
- val->command = CMD_BIND;
- return val;
-}
-
-/** Release all storage held inside 'obj', but do not free 'obj'.
- */
-static void
-socks5_client_request_clear(socks5_client_request_t *obj)
-{
- (void) obj;
- domainname_free(obj->dest_addr_domainname);
- obj->dest_addr_domainname = NULL;
-}
-
-void
-socks5_client_request_free(socks5_client_request_t *obj)
-{
- if (obj == NULL)
- return;
- socks5_client_request_clear(obj);
- trunnel_memwipe(obj, sizeof(socks5_client_request_t));
- trunnel_free_(obj);
-}
-
-uint8_t
-socks5_client_request_get_version(const socks5_client_request_t *inp)
-{
- return inp->version;
-}
-int
-socks5_client_request_set_version(socks5_client_request_t *inp, uint8_t val)
-{
- if (! ((val == 5))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->version = val;
- return 0;
-}
-uint8_t
-socks5_client_request_get_command(const socks5_client_request_t *inp)
-{
- return inp->command;
-}
-int
-socks5_client_request_set_command(socks5_client_request_t *inp, uint8_t val)
-{
- if (! ((val == CMD_BIND || val == CMD_CONNECT || val == CMD_RESOLVE || val == CMD_RESOLVE_PTR || val == CMD_UDP_ASSOCIATE))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->command = val;
- return 0;
-}
-uint8_t
-socks5_client_request_get_reserved(const socks5_client_request_t *inp)
-{
- return inp->reserved;
-}
-int
-socks5_client_request_set_reserved(socks5_client_request_t *inp, uint8_t val)
-{
- if (! ((val == 0))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->reserved = val;
- return 0;
-}
-uint8_t
-socks5_client_request_get_atype(const socks5_client_request_t *inp)
-{
- return inp->atype;
-}
-int
-socks5_client_request_set_atype(socks5_client_request_t *inp, uint8_t val)
-{
- inp->atype = val;
- return 0;
-}
-uint32_t
-socks5_client_request_get_dest_addr_ipv4(const socks5_client_request_t *inp)
-{
- return inp->dest_addr_ipv4;
-}
-int
-socks5_client_request_set_dest_addr_ipv4(socks5_client_request_t *inp, uint32_t val)
-{
- inp->dest_addr_ipv4 = val;
- return 0;
-}
-size_t
-socks5_client_request_getlen_dest_addr_ipv6(const socks5_client_request_t *inp)
-{
- (void)inp; return 16;
-}
-
-uint8_t
-socks5_client_request_get_dest_addr_ipv6(socks5_client_request_t *inp, size_t idx)
-{
- trunnel_assert(idx < 16);
- return inp->dest_addr_ipv6[idx];
-}
-
-uint8_t
-socks5_client_request_getconst_dest_addr_ipv6(const socks5_client_request_t *inp, size_t idx)
-{
- return socks5_client_request_get_dest_addr_ipv6((socks5_client_request_t*)inp, idx);
-}
-int
-socks5_client_request_set_dest_addr_ipv6(socks5_client_request_t *inp, size_t idx, uint8_t elt)
-{
- trunnel_assert(idx < 16);
- inp->dest_addr_ipv6[idx] = elt;
- return 0;
-}
-
-uint8_t *
-socks5_client_request_getarray_dest_addr_ipv6(socks5_client_request_t *inp)
-{
- return inp->dest_addr_ipv6;
-}
-const uint8_t *
-socks5_client_request_getconstarray_dest_addr_ipv6(const socks5_client_request_t *inp)
-{
- return (const uint8_t *)socks5_client_request_getarray_dest_addr_ipv6((socks5_client_request_t*)inp);
-}
-struct domainname_st *
-socks5_client_request_get_dest_addr_domainname(socks5_client_request_t *inp)
-{
- return inp->dest_addr_domainname;
-}
-const struct domainname_st *
-socks5_client_request_getconst_dest_addr_domainname(const socks5_client_request_t *inp)
-{
- return socks5_client_request_get_dest_addr_domainname((socks5_client_request_t*) inp);
-}
-int
-socks5_client_request_set_dest_addr_domainname(socks5_client_request_t *inp, struct domainname_st *val)
-{
- if (inp->dest_addr_domainname && inp->dest_addr_domainname != val)
- domainname_free(inp->dest_addr_domainname);
- return socks5_client_request_set0_dest_addr_domainname(inp, val);
-}
-int
-socks5_client_request_set0_dest_addr_domainname(socks5_client_request_t *inp, struct domainname_st *val)
-{
- inp->dest_addr_domainname = val;
- return 0;
-}
-uint16_t
-socks5_client_request_get_dest_port(const socks5_client_request_t *inp)
-{
- return inp->dest_port;
+ return inp->dest_port;
}
int
socks5_client_request_set_dest_port(socks5_client_request_t *inp, uint16_t val)
{
- inp->dest_port = val;
- return 0;
-}
-const char *
-socks5_client_request_check(const socks5_client_request_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 == 5))
- return "Integer out of bounds";
- if (! (obj->command == CMD_BIND || obj->command == CMD_CONNECT || obj->command == CMD_RESOLVE || obj->command == CMD_RESOLVE_PTR || obj->command == CMD_UDP_ASSOCIATE))
- return "Integer out of bounds";
- if (! (obj->reserved == 0))
- return "Integer out of bounds";
- switch (obj->atype) {
-
- case ATYPE_IPV4:
- break;
-
- case ATYPE_IPV6:
- break;
-
- case ATYPE_DOMAINNAME:
- {
- const char *msg;
- if (NULL != (msg = domainname_check(obj->dest_addr_domainname)))
- return msg;
- }
- break;
-
- default:
- return "Bad tag for union";
- break;
- }
- return NULL;
-}
-
-ssize_t
-socks5_client_request_encoded_len(const socks5_client_request_t *obj)
-{
- ssize_t result = 0;
-
- if (NULL != socks5_client_request_check(obj))
- return -1;
-
-
- /* Length of u8 version IN [5] */
- result += 1;
-
- /* Length of u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
- result += 1;
-
- /* Length of u8 reserved IN [0] */
- result += 1;
-
- /* Length of u8 atype */
- result += 1;
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Length of u32 dest_addr_ipv4 */
- result += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Length of u8 dest_addr_ipv6[16] */
- result += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Length of struct domainname dest_addr_domainname */
- result += domainname_encoded_len(obj->dest_addr_domainname);
- break;
-
- default:
- trunnel_assert(0);
- break;
- }
-
- /* Length of u16 dest_port */
- result += 2;
- return result;
-}
-int
-socks5_client_request_clear_errors(socks5_client_request_t *obj)
-{
- int r = obj->trunnel_error_code_;
- obj->trunnel_error_code_ = 0;
- return r;
-}
-ssize_t
-socks5_client_request_encode(uint8_t *output, const size_t avail, const socks5_client_request_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 = socks5_client_request_encoded_len(obj);
-#endif
-
- if (NULL != (msg = socks5_client_request_check(obj)))
- goto check_failed;
-
-#ifdef TRUNNEL_CHECK_ENCODED_LEN
- trunnel_assert(encoded_len >= 0);
-#endif
-
- /* Encode u8 version IN [5] */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->version));
- written += 1; ptr += 1;
-
- /* Encode u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->command));
- written += 1; ptr += 1;
-
- /* Encode u8 reserved IN [0] */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->reserved));
- written += 1; ptr += 1;
-
- /* Encode u8 atype */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->atype));
- written += 1; ptr += 1;
-
- /* Encode union dest_addr[atype] */
- trunnel_assert(written <= avail);
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Encode u32 dest_addr_ipv4 */
- trunnel_assert(written <= avail);
- if (avail - written < 4)
- goto truncated;
- trunnel_set_uint32(ptr, trunnel_htonl(obj->dest_addr_ipv4));
- written += 4; ptr += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Encode u8 dest_addr_ipv6[16] */
- trunnel_assert(written <= avail);
- if (avail - written < 16)
- goto truncated;
- memcpy(ptr, obj->dest_addr_ipv6, 16);
- written += 16; ptr += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Encode struct domainname dest_addr_domainname */
- trunnel_assert(written <= avail);
- result = domainname_encode(ptr, avail - written, obj->dest_addr_domainname);
- if (result < 0)
- goto fail; /* XXXXXXX !*/
- written += result; ptr += result;
- break;
-
- default:
- trunnel_assert(0);
- break;
- }
-
- /* Encode u16 dest_port */
- trunnel_assert(written <= avail);
- if (avail - written < 2)
- goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->dest_port));
- written += 2; ptr += 2;
-
-
- 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 socks5_client_request_parse(), but do not allocate the output
- * object.
- */
-static ssize_t
-socks5_client_request_parse_into(socks5_client_request_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 [5] */
- CHECK_REMAINING(1, truncated);
- obj->version = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
- if (! (obj->version == 5))
- goto fail;
-
- /* Parse u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
- CHECK_REMAINING(1, truncated);
- obj->command = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
- if (! (obj->command == CMD_BIND || obj->command == CMD_CONNECT || obj->command == CMD_RESOLVE || obj->command == CMD_RESOLVE_PTR || obj->command == CMD_UDP_ASSOCIATE))
- goto fail;
-
- /* Parse u8 reserved IN [0] */
- CHECK_REMAINING(1, truncated);
- obj->reserved = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
- if (! (obj->reserved == 0))
- goto fail;
-
- /* Parse u8 atype */
- CHECK_REMAINING(1, truncated);
- obj->atype = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
-
- /* Parse union dest_addr[atype] */
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Parse u32 dest_addr_ipv4 */
- CHECK_REMAINING(4, truncated);
- obj->dest_addr_ipv4 = trunnel_ntohl(trunnel_get_uint32(ptr));
- remaining -= 4; ptr += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Parse u8 dest_addr_ipv6[16] */
- CHECK_REMAINING(16, truncated);
- memcpy(obj->dest_addr_ipv6, ptr, 16);
- remaining -= 16; ptr += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Parse struct domainname dest_addr_domainname */
- result = domainname_parse(&obj->dest_addr_domainname, ptr, remaining);
- if (result < 0)
- goto relay_fail;
- trunnel_assert((size_t)result <= remaining);
- remaining -= result; ptr += result;
- break;
-
- default:
- goto fail;
- break;
- }
-
- /* Parse u16 dest_port */
- CHECK_REMAINING(2, truncated);
- obj->dest_port = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
- trunnel_assert(ptr + remaining == input + len_in);
- return len_in - remaining;
-
- truncated:
- return -2;
- relay_fail:
- trunnel_assert(result < 0);
- return result;
- fail:
- result = -1;
- return result;
-}
-
-ssize_t
-socks5_client_request_parse(socks5_client_request_t **output, const uint8_t *input, const size_t len_in)
-{
- ssize_t result;
- *output = socks5_client_request_new();
- if (NULL == *output)
- return -1;
- result = socks5_client_request_parse_into(*output, input, len_in);
- if (result < 0) {
- socks5_client_request_free(*output);
- *output = NULL;
- }
- return result;
-}
-socks5_server_reply_t *
-socks5_server_reply_new(void)
-{
- socks5_server_reply_t *val = trunnel_calloc(1, sizeof(socks5_server_reply_t));
- if (NULL == val)
- return NULL;
- val->version = 5;
- return val;
-}
-
-/** Release all storage held inside 'obj', but do not free 'obj'.
- */
-static void
-socks5_server_reply_clear(socks5_server_reply_t *obj)
-{
- (void) obj;
- domainname_free(obj->bind_addr_domainname);
- obj->bind_addr_domainname = NULL;
-}
-
-void
-socks5_server_reply_free(socks5_server_reply_t *obj)
-{
- if (obj == NULL)
- return;
- socks5_server_reply_clear(obj);
- trunnel_memwipe(obj, sizeof(socks5_server_reply_t));
- trunnel_free_(obj);
-}
-
-uint8_t
-socks5_server_reply_get_version(const socks5_server_reply_t *inp)
-{
- return inp->version;
-}
-int
-socks5_server_reply_set_version(socks5_server_reply_t *inp, uint8_t val)
-{
- if (! ((val == 5))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->version = val;
- return 0;
-}
-uint8_t
-socks5_server_reply_get_reply(const socks5_server_reply_t *inp)
-{
- return inp->reply;
-}
-int
-socks5_server_reply_set_reply(socks5_server_reply_t *inp, uint8_t val)
-{
- inp->reply = val;
- return 0;
-}
-uint8_t
-socks5_server_reply_get_reserved(const socks5_server_reply_t *inp)
-{
- return inp->reserved;
-}
-int
-socks5_server_reply_set_reserved(socks5_server_reply_t *inp, uint8_t val)
-{
- if (! ((val == 0))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->reserved = val;
- return 0;
-}
-uint8_t
-socks5_server_reply_get_atype(const socks5_server_reply_t *inp)
-{
- return inp->atype;
-}
-int
-socks5_server_reply_set_atype(socks5_server_reply_t *inp, uint8_t val)
-{
- inp->atype = val;
- return 0;
-}
-uint32_t
-socks5_server_reply_get_bind_addr_ipv4(const socks5_server_reply_t *inp)
-{
- return inp->bind_addr_ipv4;
-}
-int
-socks5_server_reply_set_bind_addr_ipv4(socks5_server_reply_t *inp, uint32_t val)
-{
- inp->bind_addr_ipv4 = val;
- return 0;
-}
-size_t
-socks5_server_reply_getlen_bind_addr_ipv6(const socks5_server_reply_t *inp)
-{
- (void)inp; return 16;
-}
-
-uint8_t
-socks5_server_reply_get_bind_addr_ipv6(socks5_server_reply_t *inp, size_t idx)
-{
- trunnel_assert(idx < 16);
- return inp->bind_addr_ipv6[idx];
-}
-
-uint8_t
-socks5_server_reply_getconst_bind_addr_ipv6(const socks5_server_reply_t *inp, size_t idx)
-{
- return socks5_server_reply_get_bind_addr_ipv6((socks5_server_reply_t*)inp, idx);
-}
-int
-socks5_server_reply_set_bind_addr_ipv6(socks5_server_reply_t *inp, size_t idx, uint8_t elt)
-{
- trunnel_assert(idx < 16);
- inp->bind_addr_ipv6[idx] = elt;
- return 0;
-}
-
-uint8_t *
-socks5_server_reply_getarray_bind_addr_ipv6(socks5_server_reply_t *inp)
-{
- return inp->bind_addr_ipv6;
-}
-const uint8_t *
-socks5_server_reply_getconstarray_bind_addr_ipv6(const socks5_server_reply_t *inp)
-{
- return (const uint8_t *)socks5_server_reply_getarray_bind_addr_ipv6((socks5_server_reply_t*)inp);
-}
-struct domainname_st *
-socks5_server_reply_get_bind_addr_domainname(socks5_server_reply_t *inp)
-{
- return inp->bind_addr_domainname;
-}
-const struct domainname_st *
-socks5_server_reply_getconst_bind_addr_domainname(const socks5_server_reply_t *inp)
-{
- return socks5_server_reply_get_bind_addr_domainname((socks5_server_reply_t*) inp);
-}
-int
-socks5_server_reply_set_bind_addr_domainname(socks5_server_reply_t *inp, struct domainname_st *val)
-{
- if (inp->bind_addr_domainname && inp->bind_addr_domainname != val)
- domainname_free(inp->bind_addr_domainname);
- return socks5_server_reply_set0_bind_addr_domainname(inp, val);
-}
-int
-socks5_server_reply_set0_bind_addr_domainname(socks5_server_reply_t *inp, struct domainname_st *val)
-{
- inp->bind_addr_domainname = val;
- return 0;
-}
-uint16_t
-socks5_server_reply_get_bind_port(const socks5_server_reply_t *inp)
-{
- return inp->bind_port;
-}
-int
-socks5_server_reply_set_bind_port(socks5_server_reply_t *inp, uint16_t val)
-{
- inp->bind_port = val;
- return 0;
-}
-const char *
-socks5_server_reply_check(const socks5_server_reply_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 == 5))
- return "Integer out of bounds";
- if (! (obj->reserved == 0))
- return "Integer out of bounds";
- switch (obj->atype) {
-
- case ATYPE_IPV4:
- break;
-
- case ATYPE_IPV6:
- break;
-
- case ATYPE_DOMAINNAME:
- {
- const char *msg;
- if (NULL != (msg = domainname_check(obj->bind_addr_domainname)))
- return msg;
- }
- break;
-
- default:
- return "Bad tag for union";
- break;
- }
- return NULL;
-}
-
-ssize_t
-socks5_server_reply_encoded_len(const socks5_server_reply_t *obj)
-{
- ssize_t result = 0;
-
- if (NULL != socks5_server_reply_check(obj))
- return -1;
-
-
- /* Length of u8 version IN [5] */
- result += 1;
-
- /* Length of u8 reply */
- result += 1;
-
- /* Length of u8 reserved IN [0] */
- result += 1;
-
- /* Length of u8 atype */
- result += 1;
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Length of u32 bind_addr_ipv4 */
- result += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Length of u8 bind_addr_ipv6[16] */
- result += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Length of struct domainname bind_addr_domainname */
- result += domainname_encoded_len(obj->bind_addr_domainname);
- break;
-
- default:
- trunnel_assert(0);
- break;
- }
-
- /* Length of u16 bind_port */
- result += 2;
- return result;
-}
-int
-socks5_server_reply_clear_errors(socks5_server_reply_t *obj)
-{
- int r = obj->trunnel_error_code_;
- obj->trunnel_error_code_ = 0;
- return r;
-}
-ssize_t
-socks5_server_reply_encode(uint8_t *output, const size_t avail, const socks5_server_reply_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 = socks5_server_reply_encoded_len(obj);
-#endif
-
- if (NULL != (msg = socks5_server_reply_check(obj)))
- goto check_failed;
-
-#ifdef TRUNNEL_CHECK_ENCODED_LEN
- trunnel_assert(encoded_len >= 0);
-#endif
-
- /* Encode u8 version IN [5] */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->version));
- written += 1; ptr += 1;
-
- /* Encode u8 reply */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->reply));
- written += 1; ptr += 1;
-
- /* Encode u8 reserved IN [0] */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->reserved));
- written += 1; ptr += 1;
-
- /* Encode u8 atype */
- trunnel_assert(written <= avail);
- if (avail - written < 1)
- goto truncated;
- trunnel_set_uint8(ptr, (obj->atype));
- written += 1; ptr += 1;
-
- /* Encode union bind_addr[atype] */
- trunnel_assert(written <= avail);
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Encode u32 bind_addr_ipv4 */
- trunnel_assert(written <= avail);
- if (avail - written < 4)
- goto truncated;
- trunnel_set_uint32(ptr, trunnel_htonl(obj->bind_addr_ipv4));
- written += 4; ptr += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Encode u8 bind_addr_ipv6[16] */
- trunnel_assert(written <= avail);
- if (avail - written < 16)
- goto truncated;
- memcpy(ptr, obj->bind_addr_ipv6, 16);
- written += 16; ptr += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Encode struct domainname bind_addr_domainname */
- trunnel_assert(written <= avail);
- result = domainname_encode(ptr, avail - written, obj->bind_addr_domainname);
- if (result < 0)
- goto fail; /* XXXXXXX !*/
- written += result; ptr += result;
- break;
-
- default:
- trunnel_assert(0);
- break;
- }
-
- /* Encode u16 bind_port */
- trunnel_assert(written <= avail);
- if (avail - written < 2)
- goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->bind_port));
- written += 2; ptr += 2;
-
-
- 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 socks5_server_reply_parse(), but do not allocate the output
- * object.
- */
-static ssize_t
-socks5_server_reply_parse_into(socks5_server_reply_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 [5] */
- CHECK_REMAINING(1, truncated);
- obj->version = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
- if (! (obj->version == 5))
- goto fail;
-
- /* Parse u8 reply */
- CHECK_REMAINING(1, truncated);
- obj->reply = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
-
- /* Parse u8 reserved IN [0] */
- CHECK_REMAINING(1, truncated);
- obj->reserved = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
- if (! (obj->reserved == 0))
- goto fail;
-
- /* Parse u8 atype */
- CHECK_REMAINING(1, truncated);
- obj->atype = (trunnel_get_uint8(ptr));
- remaining -= 1; ptr += 1;
-
- /* Parse union bind_addr[atype] */
- switch (obj->atype) {
-
- case ATYPE_IPV4:
-
- /* Parse u32 bind_addr_ipv4 */
- CHECK_REMAINING(4, truncated);
- obj->bind_addr_ipv4 = trunnel_ntohl(trunnel_get_uint32(ptr));
- remaining -= 4; ptr += 4;
- break;
-
- case ATYPE_IPV6:
-
- /* Parse u8 bind_addr_ipv6[16] */
- CHECK_REMAINING(16, truncated);
- memcpy(obj->bind_addr_ipv6, ptr, 16);
- remaining -= 16; ptr += 16;
- break;
-
- case ATYPE_DOMAINNAME:
-
- /* Parse struct domainname bind_addr_domainname */
- result = domainname_parse(&obj->bind_addr_domainname, ptr, remaining);
- if (result < 0)
- goto relay_fail;
- trunnel_assert((size_t)result <= remaining);
- remaining -= result; ptr += result;
- break;
-
- default:
- goto fail;
- break;
- }
-
- /* Parse u16 bind_port */
- CHECK_REMAINING(2, truncated);
- obj->bind_port = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
- trunnel_assert(ptr + remaining == input + len_in);
- return len_in - remaining;
-
- truncated:
- return -2;
- relay_fail:
- trunnel_assert(result < 0);
- return result;
- fail:
- result = -1;
- return result;
-}
-
-ssize_t
-socks5_server_reply_parse(socks5_server_reply_t **output, const uint8_t *input, const size_t len_in)
-{
- ssize_t result;
- *output = socks5_server_reply_new();
- if (NULL == *output)
- return -1;
- result = socks5_server_reply_parse_into(*output, input, len_in);
- if (result < 0) {
- socks5_server_reply_free(*output);
- *output = NULL;
- }
- return result;
-}
-tor_extended_socks_auth_request_t *
-tor_extended_socks_auth_request_new(void)
-{
- tor_extended_socks_auth_request_t *val = trunnel_calloc(1, sizeof(tor_extended_socks_auth_request_t));
- if (NULL == val)
- return NULL;
- val->version = 1;
- return val;
-}
-
-/** Release all storage held inside 'obj', but do not free 'obj'.
- */
-static void
-tor_extended_socks_auth_request_clear(tor_extended_socks_auth_request_t *obj)
-{
- (void) obj;
- {
-
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- tor_socksauth_keyval_free(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
- }
- }
- TRUNNEL_DYNARRAY_WIPE(&obj->pairs);
- TRUNNEL_DYNARRAY_CLEAR(&obj->pairs);
-}
-
-void
-tor_extended_socks_auth_request_free(tor_extended_socks_auth_request_t *obj)
-{
- if (obj == NULL)
- return;
- tor_extended_socks_auth_request_clear(obj);
- trunnel_memwipe(obj, sizeof(tor_extended_socks_auth_request_t));
- trunnel_free_(obj);
-}
-
-uint8_t
-tor_extended_socks_auth_request_get_version(const tor_extended_socks_auth_request_t *inp)
-{
- return inp->version;
-}
-int
-tor_extended_socks_auth_request_set_version(tor_extended_socks_auth_request_t *inp, uint8_t val)
-{
- if (! ((val == 1))) {
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
- }
- inp->version = val;
- return 0;
-}
-uint16_t
-tor_extended_socks_auth_request_get_npairs(const tor_extended_socks_auth_request_t *inp)
-{
- return inp->npairs;
-}
-int
-tor_extended_socks_auth_request_set_npairs(tor_extended_socks_auth_request_t *inp, uint16_t val)
-{
- inp->npairs = val;
- return 0;
-}
-size_t
-tor_extended_socks_auth_request_getlen_pairs(const tor_extended_socks_auth_request_t *inp)
-{
- return TRUNNEL_DYNARRAY_LEN(&inp->pairs);
-}
-
-struct tor_socksauth_keyval_st *
-tor_extended_socks_auth_request_get_pairs(tor_extended_socks_auth_request_t *inp, size_t idx)
-{
- return TRUNNEL_DYNARRAY_GET(&inp->pairs, idx);
-}
-
- const struct tor_socksauth_keyval_st *
-tor_extended_socks_auth_request_getconst_pairs(const tor_extended_socks_auth_request_t *inp, size_t idx)
-{
- return tor_extended_socks_auth_request_get_pairs((tor_extended_socks_auth_request_t*)inp, idx);
-}
-int
-tor_extended_socks_auth_request_set_pairs(tor_extended_socks_auth_request_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt)
-{
- tor_socksauth_keyval_t *oldval = TRUNNEL_DYNARRAY_GET(&inp->pairs, idx);
- if (oldval && oldval != elt)
- tor_socksauth_keyval_free(oldval);
- return tor_extended_socks_auth_request_set0_pairs(inp, idx, elt);
-}
-int
-tor_extended_socks_auth_request_set0_pairs(tor_extended_socks_auth_request_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt)
-{
- TRUNNEL_DYNARRAY_SET(&inp->pairs, idx, elt);
- return 0;
-}
-int
-tor_extended_socks_auth_request_add_pairs(tor_extended_socks_auth_request_t *inp, struct tor_socksauth_keyval_st * elt)
-{
-#if SIZE_MAX >= UINT16_MAX
- if (inp->pairs.n_ == UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- TRUNNEL_DYNARRAY_ADD(struct tor_socksauth_keyval_st *, &inp->pairs, elt, {});
- return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
-}
-
-struct tor_socksauth_keyval_st * *
-tor_extended_socks_auth_request_getarray_pairs(tor_extended_socks_auth_request_t *inp)
-{
- return inp->pairs.elts_;
-}
-const struct tor_socksauth_keyval_st * const *
-tor_extended_socks_auth_request_getconstarray_pairs(const tor_extended_socks_auth_request_t *inp)
-{
- return (const struct tor_socksauth_keyval_st * const *)tor_extended_socks_auth_request_getarray_pairs((tor_extended_socks_auth_request_t*)inp);
-}
-int
-tor_extended_socks_auth_request_setlen_pairs(tor_extended_socks_auth_request_t *inp, size_t newlen)
-{
- struct tor_socksauth_keyval_st * *newptr;
-#if UINT16_MAX < SIZE_MAX
- if (newlen > UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- newptr = trunnel_dynarray_setlen(&inp->pairs.allocated_,
- &inp->pairs.n_, inp->pairs.elts_, newlen,
- sizeof(inp->pairs.elts_[0]), (trunnel_free_fn_t) tor_socksauth_keyval_free,
- &inp->trunnel_error_code_);
- if (newlen != 0 && newptr == NULL)
- goto trunnel_alloc_failed;
- inp->pairs.elts_ = newptr;
+ inp->dest_port = val;
return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
}
const char *
-tor_extended_socks_auth_request_check(const tor_extended_socks_auth_request_t *obj)
+socks5_client_request_check(const socks5_client_request_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))
+ if (! (obj->version == 5))
return "Integer out of bounds";
- {
- const char *msg;
+ if (! (obj->command == CMD_BIND || obj->command == CMD_CONNECT || obj->command == CMD_RESOLVE || obj->command == CMD_RESOLVE_PTR || obj->command == CMD_UDP_ASSOCIATE))
+ return "Integer out of bounds";
+ if (! (obj->reserved == 0))
+ return "Integer out of bounds";
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+ break;
+
+ case ATYPE_IPV6:
+ break;
+
+ case ATYPE_DOMAINNAME:
+ {
+ const char *msg;
+ if (NULL != (msg = domainname_check(obj->dest_addr_domainname)))
+ return msg;
+ }
+ break;
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- if (NULL != (msg = tor_socksauth_keyval_check(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx))))
- return msg;
- }
+ default:
+ return "Bad tag for union";
+ break;
}
- if (TRUNNEL_DYNARRAY_LEN(&obj->pairs) != obj->npairs)
- return "Length mismatch for pairs";
return NULL;
}
ssize_t
-tor_extended_socks_auth_request_encoded_len(const tor_extended_socks_auth_request_t *obj)
+socks5_client_request_encoded_len(const socks5_client_request_t *obj)
{
ssize_t result = 0;
- if (NULL != tor_extended_socks_auth_request_check(obj))
+ if (NULL != socks5_client_request_check(obj))
return -1;
- /* Length of u8 version IN [1] */
+ /* Length of u8 version IN [5] */
result += 1;
- /* Length of u16 npairs */
- result += 2;
+ /* Length of u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
+ result += 1;
- /* Length of struct tor_socksauth_keyval pairs[npairs] */
- {
+ /* Length of u8 reserved IN [0] */
+ result += 1;
+
+ /* Length of u8 atype */
+ result += 1;
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Length of u32 dest_addr_ipv4 */
+ result += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Length of u8 dest_addr_ipv6[16] */
+ result += 16;
+ break;
+
+ case ATYPE_DOMAINNAME:
+
+ /* Length of struct domainname dest_addr_domainname */
+ result += domainname_encoded_len(obj->dest_addr_domainname);
+ break;
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- result += tor_socksauth_keyval_encoded_len(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
- }
+ default:
+ trunnel_assert(0);
+ break;
}
+
+ /* Length of u16 dest_port */
+ result += 2;
return result;
}
int
-tor_extended_socks_auth_request_clear_errors(tor_extended_socks_auth_request_t *obj)
+socks5_client_request_clear_errors(socks5_client_request_t *obj)
{
int r = obj->trunnel_error_code_;
obj->trunnel_error_code_ = 0;
return r;
}
ssize_t
-tor_extended_socks_auth_request_encode(uint8_t *output, const size_t avail, const tor_extended_socks_auth_request_t *obj)
+socks5_client_request_encode(uint8_t *output, const size_t avail, const socks5_client_request_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 = tor_extended_socks_auth_request_encoded_len(obj);
+ const ssize_t encoded_len = socks5_client_request_encoded_len(obj);
#endif
- if (NULL != (msg = tor_extended_socks_auth_request_check(obj)))
+ if (NULL != (msg = socks5_client_request_check(obj)))
goto check_failed;
#ifdef TRUNNEL_CHECK_ENCODED_LEN
trunnel_assert(encoded_len >= 0);
#endif
- /* Encode u8 version IN [1] */
+ /* Encode u8 version IN [5] */
trunnel_assert(written <= avail);
if (avail - written < 1)
goto truncated;
trunnel_set_uint8(ptr, (obj->version));
written += 1; ptr += 1;
- /* Encode u16 npairs */
+ /* Encode u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
+ trunnel_assert(written <= avail);
+ if (avail - written < 1)
+ goto truncated;
+ trunnel_set_uint8(ptr, (obj->command));
+ written += 1; ptr += 1;
+
+ /* Encode u8 reserved IN [0] */
trunnel_assert(written <= avail);
- if (avail - written < 2)
+ if (avail - written < 1)
goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->npairs));
- written += 2; ptr += 2;
+ trunnel_set_uint8(ptr, (obj->reserved));
+ written += 1; ptr += 1;
- /* Encode struct tor_socksauth_keyval pairs[npairs] */
- {
+ /* Encode u8 atype */
+ trunnel_assert(written <= avail);
+ if (avail - written < 1)
+ goto truncated;
+ trunnel_set_uint8(ptr, (obj->atype));
+ written += 1; ptr += 1;
+
+ /* Encode union dest_addr[atype] */
+ trunnel_assert(written <= avail);
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Encode u32 dest_addr_ipv4 */
+ trunnel_assert(written <= avail);
+ if (avail - written < 4)
+ goto truncated;
+ trunnel_set_uint32(ptr, trunnel_htonl(obj->dest_addr_ipv4));
+ written += 4; ptr += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Encode u8 dest_addr_ipv6[16] */
+ trunnel_assert(written <= avail);
+ if (avail - written < 16)
+ goto truncated;
+ memcpy(ptr, obj->dest_addr_ipv6, 16);
+ written += 16; ptr += 16;
+ break;
+
+ case ATYPE_DOMAINNAME:
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
+ /* Encode struct domainname dest_addr_domainname */
trunnel_assert(written <= avail);
- result = tor_socksauth_keyval_encode(ptr, avail - written, TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
+ result = domainname_encode(ptr, avail - written, obj->dest_addr_domainname);
if (result < 0)
goto fail; /* XXXXXXX !*/
written += result; ptr += result;
- }
+ break;
+
+ default:
+ trunnel_assert(0);
+ break;
}
+ /* Encode u16 dest_port */
+ trunnel_assert(written <= avail);
+ if (avail - written < 2)
+ goto truncated;
+ trunnel_set_uint16(ptr, trunnel_htons(obj->dest_port));
+ written += 2; ptr += 2;
+
trunnel_assert(ptr == output + written);
#ifdef TRUNNEL_CHECK_ENCODED_LEN
@@ -4632,43 +3405,81 @@ tor_extended_socks_auth_request_encode(uint8_t *output, const size_t avail, cons
return result;
}
-/** As tor_extended_socks_auth_request_parse(), but do not allocate
- * the output object.
+/** As socks5_client_request_parse(), but do not allocate the output
+ * object.
*/
static ssize_t
-tor_extended_socks_auth_request_parse_into(tor_extended_socks_auth_request_t *obj, const uint8_t *input, const size_t len_in)
+socks5_client_request_parse_into(socks5_client_request_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] */
+ /* Parse u8 version IN [5] */
CHECK_REMAINING(1, truncated);
obj->version = (trunnel_get_uint8(ptr));
remaining -= 1; ptr += 1;
- if (! (obj->version == 1))
+ if (! (obj->version == 5))
goto fail;
- /* Parse u16 npairs */
- CHECK_REMAINING(2, truncated);
- obj->npairs = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
+ /* Parse u8 command IN [CMD_BIND, CMD_CONNECT, CMD_RESOLVE, CMD_RESOLVE_PTR, CMD_UDP_ASSOCIATE] */
+ CHECK_REMAINING(1, truncated);
+ obj->command = (trunnel_get_uint8(ptr));
+ remaining -= 1; ptr += 1;
+ if (! (obj->command == CMD_BIND || obj->command == CMD_CONNECT || obj->command == CMD_RESOLVE || obj->command == CMD_RESOLVE_PTR || obj->command == CMD_UDP_ASSOCIATE))
+ goto fail;
- /* Parse struct tor_socksauth_keyval pairs[npairs] */
- TRUNNEL_DYNARRAY_EXPAND(tor_socksauth_keyval_t *, &obj->pairs, obj->npairs, {});
- {
- tor_socksauth_keyval_t * elt;
- unsigned idx;
- for (idx = 0; idx < obj->npairs; ++idx) {
- result = tor_socksauth_keyval_parse(&elt, ptr, remaining);
+ /* Parse u8 reserved IN [0] */
+ CHECK_REMAINING(1, truncated);
+ obj->reserved = (trunnel_get_uint8(ptr));
+ remaining -= 1; ptr += 1;
+ if (! (obj->reserved == 0))
+ goto fail;
+
+ /* Parse u8 atype */
+ CHECK_REMAINING(1, truncated);
+ obj->atype = (trunnel_get_uint8(ptr));
+ remaining -= 1; ptr += 1;
+
+ /* Parse union dest_addr[atype] */
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Parse u32 dest_addr_ipv4 */
+ CHECK_REMAINING(4, truncated);
+ obj->dest_addr_ipv4 = trunnel_ntohl(trunnel_get_uint32(ptr));
+ remaining -= 4; ptr += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Parse u8 dest_addr_ipv6[16] */
+ CHECK_REMAINING(16, truncated);
+ memcpy(obj->dest_addr_ipv6, ptr, 16);
+ remaining -= 16; ptr += 16;
+ break;
+
+ case ATYPE_DOMAINNAME:
+
+ /* Parse struct domainname dest_addr_domainname */
+ result = domainname_parse(&obj->dest_addr_domainname, ptr, remaining);
if (result < 0)
goto relay_fail;
trunnel_assert((size_t)result <= remaining);
remaining -= result; ptr += result;
- TRUNNEL_DYNARRAY_ADD(tor_socksauth_keyval_t *, &obj->pairs, elt, {tor_socksauth_keyval_free(elt);});
- }
+ break;
+
+ default:
+ goto fail;
+ break;
}
+
+ /* Parse u16 dest_port */
+ CHECK_REMAINING(2, truncated);
+ obj->dest_port = trunnel_ntohs(trunnel_get_uint16(ptr));
+ remaining -= 2; ptr += 2;
trunnel_assert(ptr + remaining == input + len_in);
return len_in - remaining;
@@ -4677,73 +3488,64 @@ tor_extended_socks_auth_request_parse_into(tor_extended_socks_auth_request_t *ob
relay_fail:
trunnel_assert(result < 0);
return result;
- trunnel_alloc_failed:
- return -1;
fail:
result = -1;
return result;
}
ssize_t
-tor_extended_socks_auth_request_parse(tor_extended_socks_auth_request_t **output, const uint8_t *input, const size_t len_in)
+socks5_client_request_parse(socks5_client_request_t **output, const uint8_t *input, const size_t len_in)
{
ssize_t result;
- *output = tor_extended_socks_auth_request_new();
+ *output = socks5_client_request_new();
if (NULL == *output)
return -1;
- result = tor_extended_socks_auth_request_parse_into(*output, input, len_in);
+ result = socks5_client_request_parse_into(*output, input, len_in);
if (result < 0) {
- tor_extended_socks_auth_request_free(*output);
+ socks5_client_request_free(*output);
*output = NULL;
}
return result;
}
-tor_extended_socks_auth_response_t *
-tor_extended_socks_auth_response_new(void)
+socks5_server_reply_t *
+socks5_server_reply_new(void)
{
- tor_extended_socks_auth_response_t *val = trunnel_calloc(1, sizeof(tor_extended_socks_auth_response_t));
+ socks5_server_reply_t *val = trunnel_calloc(1, sizeof(socks5_server_reply_t));
if (NULL == val)
return NULL;
- val->version = 1;
+ val->version = 5;
return val;
}
/** Release all storage held inside 'obj', but do not free 'obj'.
*/
static void
-tor_extended_socks_auth_response_clear(tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_clear(socks5_server_reply_t *obj)
{
(void) obj;
- {
-
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- tor_socksauth_keyval_free(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
- }
- }
- TRUNNEL_DYNARRAY_WIPE(&obj->pairs);
- TRUNNEL_DYNARRAY_CLEAR(&obj->pairs);
+ domainname_free(obj->bind_addr_domainname);
+ obj->bind_addr_domainname = NULL;
}
void
-tor_extended_socks_auth_response_free(tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_free(socks5_server_reply_t *obj)
{
if (obj == NULL)
return;
- tor_extended_socks_auth_response_clear(obj);
- trunnel_memwipe(obj, sizeof(tor_extended_socks_auth_response_t));
+ socks5_server_reply_clear(obj);
+ trunnel_memwipe(obj, sizeof(socks5_server_reply_t));
trunnel_free_(obj);
}
uint8_t
-tor_extended_socks_auth_response_get_version(const tor_extended_socks_auth_response_t *inp)
+socks5_server_reply_get_version(const socks5_server_reply_t *inp)
{
return inp->version;
}
int
-tor_extended_socks_auth_response_set_version(tor_extended_socks_auth_response_t *inp, uint8_t val)
+socks5_server_reply_set_version(socks5_server_reply_t *inp, uint8_t val)
{
- if (! ((val == 1))) {
+ if (! ((val == 5))) {
TRUNNEL_SET_ERROR_CODE(inp);
return -1;
}
@@ -4751,212 +3553,305 @@ tor_extended_socks_auth_response_set_version(tor_extended_socks_auth_response_t
return 0;
}
uint8_t
-tor_extended_socks_auth_response_get_status(const tor_extended_socks_auth_response_t *inp)
+socks5_server_reply_get_reply(const socks5_server_reply_t *inp)
{
- return inp->status;
+ return inp->reply;
}
int
-tor_extended_socks_auth_response_set_status(tor_extended_socks_auth_response_t *inp, uint8_t val)
+socks5_server_reply_set_reply(socks5_server_reply_t *inp, uint8_t val)
{
- inp->status = val;
+ inp->reply = val;
+ return 0;
+}
+uint8_t
+socks5_server_reply_get_reserved(const socks5_server_reply_t *inp)
+{
+ return inp->reserved;
+}
+int
+socks5_server_reply_set_reserved(socks5_server_reply_t *inp, uint8_t val)
+{
+ if (! ((val == 0))) {
+ TRUNNEL_SET_ERROR_CODE(inp);
+ return -1;
+ }
+ inp->reserved = val;
+ return 0;
+}
+uint8_t
+socks5_server_reply_get_atype(const socks5_server_reply_t *inp)
+{
+ return inp->atype;
+}
+int
+socks5_server_reply_set_atype(socks5_server_reply_t *inp, uint8_t val)
+{
+ inp->atype = val;
return 0;
}
-uint16_t
-tor_extended_socks_auth_response_get_npairs(const tor_extended_socks_auth_response_t *inp)
+uint32_t
+socks5_server_reply_get_bind_addr_ipv4(const socks5_server_reply_t *inp)
{
- return inp->npairs;
+ return inp->bind_addr_ipv4;
}
int
-tor_extended_socks_auth_response_set_npairs(tor_extended_socks_auth_response_t *inp, uint16_t val)
+socks5_server_reply_set_bind_addr_ipv4(socks5_server_reply_t *inp, uint32_t val)
{
- inp->npairs = val;
+ inp->bind_addr_ipv4 = val;
return 0;
}
size_t
-tor_extended_socks_auth_response_getlen_pairs(const tor_extended_socks_auth_response_t *inp)
+socks5_server_reply_getlen_bind_addr_ipv6(const socks5_server_reply_t *inp)
{
- return TRUNNEL_DYNARRAY_LEN(&inp->pairs);
+ (void)inp; return 16;
}
-struct tor_socksauth_keyval_st *
-tor_extended_socks_auth_response_get_pairs(tor_extended_socks_auth_response_t *inp, size_t idx)
+uint8_t
+socks5_server_reply_get_bind_addr_ipv6(socks5_server_reply_t *inp, size_t idx)
{
- return TRUNNEL_DYNARRAY_GET(&inp->pairs, idx);
+ trunnel_assert(idx < 16);
+ return inp->bind_addr_ipv6[idx];
}
- const struct tor_socksauth_keyval_st *
-tor_extended_socks_auth_response_getconst_pairs(const tor_extended_socks_auth_response_t *inp, size_t idx)
+uint8_t
+socks5_server_reply_getconst_bind_addr_ipv6(const socks5_server_reply_t *inp, size_t idx)
{
- return tor_extended_socks_auth_response_get_pairs((tor_extended_socks_auth_response_t*)inp, idx);
+ return socks5_server_reply_get_bind_addr_ipv6((socks5_server_reply_t*)inp, idx);
}
int
-tor_extended_socks_auth_response_set_pairs(tor_extended_socks_auth_response_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt)
+socks5_server_reply_set_bind_addr_ipv6(socks5_server_reply_t *inp, size_t idx, uint8_t elt)
{
- tor_socksauth_keyval_t *oldval = TRUNNEL_DYNARRAY_GET(&inp->pairs, idx);
- if (oldval && oldval != elt)
- tor_socksauth_keyval_free(oldval);
- return tor_extended_socks_auth_response_set0_pairs(inp, idx, elt);
+ trunnel_assert(idx < 16);
+ inp->bind_addr_ipv6[idx] = elt;
+ return 0;
}
-int
-tor_extended_socks_auth_response_set0_pairs(tor_extended_socks_auth_response_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt)
+
+uint8_t *
+socks5_server_reply_getarray_bind_addr_ipv6(socks5_server_reply_t *inp)
{
- TRUNNEL_DYNARRAY_SET(&inp->pairs, idx, elt);
- return 0;
+ return inp->bind_addr_ipv6;
+}
+const uint8_t *
+socks5_server_reply_getconstarray_bind_addr_ipv6(const socks5_server_reply_t *inp)
+{
+ return (const uint8_t *)socks5_server_reply_getarray_bind_addr_ipv6((socks5_server_reply_t*)inp);
+}
+struct domainname_st *
+socks5_server_reply_get_bind_addr_domainname(socks5_server_reply_t *inp)
+{
+ return inp->bind_addr_domainname;
+}
+const struct domainname_st *
+socks5_server_reply_getconst_bind_addr_domainname(const socks5_server_reply_t *inp)
+{
+ return socks5_server_reply_get_bind_addr_domainname((socks5_server_reply_t*) inp);
}
int
-tor_extended_socks_auth_response_add_pairs(tor_extended_socks_auth_response_t *inp, struct tor_socksauth_keyval_st * elt)
+socks5_server_reply_set_bind_addr_domainname(socks5_server_reply_t *inp, struct domainname_st *val)
{
-#if SIZE_MAX >= UINT16_MAX
- if (inp->pairs.n_ == UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- TRUNNEL_DYNARRAY_ADD(struct tor_socksauth_keyval_st *, &inp->pairs, elt, {});
- return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
+ if (inp->bind_addr_domainname && inp->bind_addr_domainname != val)
+ domainname_free(inp->bind_addr_domainname);
+ return socks5_server_reply_set0_bind_addr_domainname(inp, val);
}
-
-struct tor_socksauth_keyval_st * *
-tor_extended_socks_auth_response_getarray_pairs(tor_extended_socks_auth_response_t *inp)
+int
+socks5_server_reply_set0_bind_addr_domainname(socks5_server_reply_t *inp, struct domainname_st *val)
{
- return inp->pairs.elts_;
+ inp->bind_addr_domainname = val;
+ return 0;
}
-const struct tor_socksauth_keyval_st * const *
-tor_extended_socks_auth_response_getconstarray_pairs(const tor_extended_socks_auth_response_t *inp)
+uint16_t
+socks5_server_reply_get_bind_port(const socks5_server_reply_t *inp)
{
- return (const struct tor_socksauth_keyval_st * const *)tor_extended_socks_auth_response_getarray_pairs((tor_extended_socks_auth_response_t*)inp);
+ return inp->bind_port;
}
int
-tor_extended_socks_auth_response_setlen_pairs(tor_extended_socks_auth_response_t *inp, size_t newlen)
+socks5_server_reply_set_bind_port(socks5_server_reply_t *inp, uint16_t val)
{
- struct tor_socksauth_keyval_st * *newptr;
-#if UINT16_MAX < SIZE_MAX
- if (newlen > UINT16_MAX)
- goto trunnel_alloc_failed;
-#endif
- newptr = trunnel_dynarray_setlen(&inp->pairs.allocated_,
- &inp->pairs.n_, inp->pairs.elts_, newlen,
- sizeof(inp->pairs.elts_[0]), (trunnel_free_fn_t) tor_socksauth_keyval_free,
- &inp->trunnel_error_code_);
- if (newlen != 0 && newptr == NULL)
- goto trunnel_alloc_failed;
- inp->pairs.elts_ = newptr;
+ inp->bind_port = val;
return 0;
- trunnel_alloc_failed:
- TRUNNEL_SET_ERROR_CODE(inp);
- return -1;
}
const char *
-tor_extended_socks_auth_response_check(const tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_check(const socks5_server_reply_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))
+ if (! (obj->version == 5))
return "Integer out of bounds";
- {
- const char *msg;
+ if (! (obj->reserved == 0))
+ return "Integer out of bounds";
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+ break;
+
+ case ATYPE_IPV6:
+ break;
+
+ case ATYPE_DOMAINNAME:
+ {
+ const char *msg;
+ if (NULL != (msg = domainname_check(obj->bind_addr_domainname)))
+ return msg;
+ }
+ break;
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- if (NULL != (msg = tor_socksauth_keyval_check(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx))))
- return msg;
- }
+ default:
+ return "Bad tag for union";
+ break;
}
- if (TRUNNEL_DYNARRAY_LEN(&obj->pairs) != obj->npairs)
- return "Length mismatch for pairs";
return NULL;
}
ssize_t
-tor_extended_socks_auth_response_encoded_len(const tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_encoded_len(const socks5_server_reply_t *obj)
{
ssize_t result = 0;
- if (NULL != tor_extended_socks_auth_response_check(obj))
+ if (NULL != socks5_server_reply_check(obj))
return -1;
- /* Length of u8 version IN [1] */
+ /* Length of u8 version IN [5] */
result += 1;
- /* Length of u8 status */
+ /* Length of u8 reply */
result += 1;
- /* Length of u16 npairs */
- result += 2;
+ /* Length of u8 reserved IN [0] */
+ result += 1;
- /* Length of struct tor_socksauth_keyval pairs[npairs] */
- {
+ /* Length of u8 atype */
+ result += 1;
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Length of u32 bind_addr_ipv4 */
+ result += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Length of u8 bind_addr_ipv6[16] */
+ result += 16;
+ break;
+
+ case ATYPE_DOMAINNAME:
+
+ /* Length of struct domainname bind_addr_domainname */
+ result += domainname_encoded_len(obj->bind_addr_domainname);
+ break;
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
- result += tor_socksauth_keyval_encoded_len(TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
- }
+ default:
+ trunnel_assert(0);
+ break;
}
+
+ /* Length of u16 bind_port */
+ result += 2;
return result;
}
int
-tor_extended_socks_auth_response_clear_errors(tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_clear_errors(socks5_server_reply_t *obj)
{
int r = obj->trunnel_error_code_;
obj->trunnel_error_code_ = 0;
return r;
}
ssize_t
-tor_extended_socks_auth_response_encode(uint8_t *output, const size_t avail, const tor_extended_socks_auth_response_t *obj)
+socks5_server_reply_encode(uint8_t *output, const size_t avail, const socks5_server_reply_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 = tor_extended_socks_auth_response_encoded_len(obj);
+ const ssize_t encoded_len = socks5_server_reply_encoded_len(obj);
#endif
- if (NULL != (msg = tor_extended_socks_auth_response_check(obj)))
+ if (NULL != (msg = socks5_server_reply_check(obj)))
goto check_failed;
#ifdef TRUNNEL_CHECK_ENCODED_LEN
trunnel_assert(encoded_len >= 0);
#endif
- /* Encode u8 version IN [1] */
+ /* Encode u8 version IN [5] */
trunnel_assert(written <= avail);
if (avail - written < 1)
goto truncated;
trunnel_set_uint8(ptr, (obj->version));
written += 1; ptr += 1;
- /* Encode u8 status */
+ /* Encode u8 reply */
trunnel_assert(written <= avail);
if (avail - written < 1)
goto truncated;
- trunnel_set_uint8(ptr, (obj->status));
+ trunnel_set_uint8(ptr, (obj->reply));
written += 1; ptr += 1;
- /* Encode u16 npairs */
+ /* Encode u8 reserved IN [0] */
trunnel_assert(written <= avail);
- if (avail - written < 2)
+ if (avail - written < 1)
goto truncated;
- trunnel_set_uint16(ptr, trunnel_htons(obj->npairs));
- written += 2; ptr += 2;
+ trunnel_set_uint8(ptr, (obj->reserved));
+ written += 1; ptr += 1;
- /* Encode struct tor_socksauth_keyval pairs[npairs] */
- {
+ /* Encode u8 atype */
+ trunnel_assert(written <= avail);
+ if (avail - written < 1)
+ goto truncated;
+ trunnel_set_uint8(ptr, (obj->atype));
+ written += 1; ptr += 1;
+
+ /* Encode union bind_addr[atype] */
+ trunnel_assert(written <= avail);
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Encode u32 bind_addr_ipv4 */
+ trunnel_assert(written <= avail);
+ if (avail - written < 4)
+ goto truncated;
+ trunnel_set_uint32(ptr, trunnel_htonl(obj->bind_addr_ipv4));
+ written += 4; ptr += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Encode u8 bind_addr_ipv6[16] */
+ trunnel_assert(written <= avail);
+ if (avail - written < 16)
+ goto truncated;
+ memcpy(ptr, obj->bind_addr_ipv6, 16);
+ written += 16; ptr += 16;
+ break;
- unsigned idx;
- for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->pairs); ++idx) {
+ case ATYPE_DOMAINNAME:
+
+ /* Encode struct domainname bind_addr_domainname */
trunnel_assert(written <= avail);
- result = tor_socksauth_keyval_encode(ptr, avail - written, TRUNNEL_DYNARRAY_GET(&obj->pairs, idx));
+ result = domainname_encode(ptr, avail - written, obj->bind_addr_domainname);
if (result < 0)
goto fail; /* XXXXXXX !*/
written += result; ptr += result;
- }
+ break;
+
+ default:
+ trunnel_assert(0);
+ break;
}
+ /* Encode u16 bind_port */
+ trunnel_assert(written <= avail);
+ if (avail - written < 2)
+ goto truncated;
+ trunnel_set_uint16(ptr, trunnel_htons(obj->bind_port));
+ written += 2; ptr += 2;
+
trunnel_assert(ptr == output + written);
#ifdef TRUNNEL_CHECK_ENCODED_LEN
@@ -4981,48 +3876,79 @@ tor_extended_socks_auth_response_encode(uint8_t *output, const size_t avail, con
return result;
}
-/** As tor_extended_socks_auth_response_parse(), but do not allocate
- * the output object.
+/** As socks5_server_reply_parse(), but do not allocate the output
+ * object.
*/
static ssize_t
-tor_extended_socks_auth_response_parse_into(tor_extended_socks_auth_response_t *obj, const uint8_t *input, const size_t len_in)
+socks5_server_reply_parse_into(socks5_server_reply_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] */
+ /* Parse u8 version IN [5] */
CHECK_REMAINING(1, truncated);
obj->version = (trunnel_get_uint8(ptr));
remaining -= 1; ptr += 1;
- if (! (obj->version == 1))
+ if (! (obj->version == 5))
goto fail;
- /* Parse u8 status */
+ /* Parse u8 reply */
CHECK_REMAINING(1, truncated);
- obj->status = (trunnel_get_uint8(ptr));
+ obj->reply = (trunnel_get_uint8(ptr));
remaining -= 1; ptr += 1;
- /* Parse u16 npairs */
- CHECK_REMAINING(2, truncated);
- obj->npairs = trunnel_ntohs(trunnel_get_uint16(ptr));
- remaining -= 2; ptr += 2;
+ /* Parse u8 reserved IN [0] */
+ CHECK_REMAINING(1, truncated);
+ obj->reserved = (trunnel_get_uint8(ptr));
+ remaining -= 1; ptr += 1;
+ if (! (obj->reserved == 0))
+ goto fail;
- /* Parse struct tor_socksauth_keyval pairs[npairs] */
- TRUNNEL_DYNARRAY_EXPAND(tor_socksauth_keyval_t *, &obj->pairs, obj->npairs, {});
- {
- tor_socksauth_keyval_t * elt;
- unsigned idx;
- for (idx = 0; idx < obj->npairs; ++idx) {
- result = tor_socksauth_keyval_parse(&elt, ptr, remaining);
+ /* Parse u8 atype */
+ CHECK_REMAINING(1, truncated);
+ obj->atype = (trunnel_get_uint8(ptr));
+ remaining -= 1; ptr += 1;
+
+ /* Parse union bind_addr[atype] */
+ switch (obj->atype) {
+
+ case ATYPE_IPV4:
+
+ /* Parse u32 bind_addr_ipv4 */
+ CHECK_REMAINING(4, truncated);
+ obj->bind_addr_ipv4 = trunnel_ntohl(trunnel_get_uint32(ptr));
+ remaining -= 4; ptr += 4;
+ break;
+
+ case ATYPE_IPV6:
+
+ /* Parse u8 bind_addr_ipv6[16] */
+ CHECK_REMAINING(16, truncated);
+ memcpy(obj->bind_addr_ipv6, ptr, 16);
+ remaining -= 16; ptr += 16;
+ break;
+
+ case ATYPE_DOMAINNAME:
+
+ /* Parse struct domainname bind_addr_domainname */
+ result = domainname_parse(&obj->bind_addr_domainname, ptr, remaining);
if (result < 0)
goto relay_fail;
trunnel_assert((size_t)result <= remaining);
remaining -= result; ptr += result;
- TRUNNEL_DYNARRAY_ADD(tor_socksauth_keyval_t *, &obj->pairs, elt, {tor_socksauth_keyval_free(elt);});
- }
+ break;
+
+ default:
+ goto fail;
+ break;
}
+
+ /* Parse u16 bind_port */
+ CHECK_REMAINING(2, truncated);
+ obj->bind_port = trunnel_ntohs(trunnel_get_uint16(ptr));
+ remaining -= 2; ptr += 2;
trunnel_assert(ptr + remaining == input + len_in);
return len_in - remaining;
@@ -5031,23 +3957,21 @@ tor_extended_socks_auth_response_parse_into(tor_extended_socks_auth_response_t *
relay_fail:
trunnel_assert(result < 0);
return result;
- trunnel_alloc_failed:
- return -1;
fail:
result = -1;
return result;
}
ssize_t
-tor_extended_socks_auth_response_parse(tor_extended_socks_auth_response_t **output, const uint8_t *input, const size_t len_in)
+socks5_server_reply_parse(socks5_server_reply_t **output, const uint8_t *input, const size_t len_in)
{
ssize_t result;
- *output = tor_extended_socks_auth_response_new();
+ *output = socks5_server_reply_new();
if (NULL == *output)
return -1;
- result = tor_extended_socks_auth_response_parse_into(*output, input, len_in);
+ result = socks5_server_reply_parse_into(*output, input, len_in);
if (result < 0) {
- tor_extended_socks_auth_response_free(*output);
+ socks5_server_reply_free(*output);
*output = NULL;
}
return result;
diff --git a/src/trunnel/socks5.h b/src/trunnel/socks5.h
index d8f13c2ab..d3bea152e 100644
--- a/src/trunnel/socks5.h
+++ b/src/trunnel/socks5.h
@@ -82,16 +82,6 @@ struct socks5_server_userpass_auth_st {
};
#endif
typedef struct socks5_server_userpass_auth_st socks5_server_userpass_auth_t;
-#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_TOR_SOCKSAUTH_KEYVAL)
-struct tor_socksauth_keyval_st {
- uint16_t keylen;
- trunnel_string_t key;
- uint16_t vallen;
- trunnel_string_t val;
- uint8_t trunnel_error_code_;
-};
-#endif
-typedef struct tor_socksauth_keyval_st tor_socksauth_keyval_t;
#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_SOCKS5_CLIENT_REQUEST)
struct socks5_client_request_st {
uint8_t version;
@@ -120,25 +110,6 @@ struct socks5_server_reply_st {
};
#endif
typedef struct socks5_server_reply_st socks5_server_reply_t;
-#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_TOR_EXTENDED_SOCKS_AUTH_REQUEST)
-struct tor_extended_socks_auth_request_st {
- uint8_t version;
- uint16_t npairs;
- TRUNNEL_DYNARRAY_HEAD(, struct tor_socksauth_keyval_st *) pairs;
- uint8_t trunnel_error_code_;
-};
-#endif
-typedef struct tor_extended_socks_auth_request_st tor_extended_socks_auth_request_t;
-#if !defined(TRUNNEL_OPAQUE) && !defined(TRUNNEL_OPAQUE_TOR_EXTENDED_SOCKS_AUTH_RESPONSE)
-struct tor_extended_socks_auth_response_st {
- uint8_t version;
- uint8_t status;
- uint16_t npairs;
- TRUNNEL_DYNARRAY_HEAD(, struct tor_socksauth_keyval_st *) pairs;
- uint8_t trunnel_error_code_;
-};
-#endif
-typedef struct tor_extended_socks_auth_response_st tor_extended_socks_auth_response_t;
/** Return a newly allocated domainname with all elements set to zero.
*/
domainname_t *domainname_new(void);
@@ -753,154 +724,6 @@ uint8_t socks5_server_userpass_auth_get_status(const socks5_server_userpass_auth
* success; return -1 and set the error code on 'inp' on failure.
*/
int socks5_server_userpass_auth_set_status(socks5_server_userpass_auth_t *inp, uint8_t val);
-/** Return a newly allocated tor_socksauth_keyval with all elements
- * set to zero.
- */
-tor_socksauth_keyval_t *tor_socksauth_keyval_new(void);
-/** Release all storage held by the tor_socksauth_keyval in 'victim'.
- * (Do nothing if 'victim' is NULL.)
- */
-void tor_socksauth_keyval_free(tor_socksauth_keyval_t *victim);
-/** Try to parse a tor_socksauth_keyval 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 tor_socksauth_keyval_t. On failure, return -2 if the
- * input appears truncated, and -1 if the input is otherwise invalid.
- */
-ssize_t tor_socksauth_keyval_parse(tor_socksauth_keyval_t **output, const uint8_t *input, const size_t len_in);
-/** Return the number of bytes we expect to need to encode the
- * tor_socksauth_keyval 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 tor_socksauth_keyval_encoded_len(const tor_socksauth_keyval_t *obj);
-/** Try to encode the tor_socksauth_keyval 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 tor_socksauth_keyval_encode(uint8_t *output, size_t avail, const tor_socksauth_keyval_t *input);
-/** Check whether the internal state of the tor_socksauth_keyval in
- * 'obj' is consistent. Return NULL if it is, and a short message if
- * it is not.
- */
-const char *tor_socksauth_keyval_check(const tor_socksauth_keyval_t *obj);
-/** Clear any errors that were set on the object 'obj' by its setter
- * functions. Return true iff errors were cleared.
- */
-int tor_socksauth_keyval_clear_errors(tor_socksauth_keyval_t *obj);
-/** Return the value of the keylen field of the tor_socksauth_keyval_t
- * in 'inp'
- */
-uint16_t tor_socksauth_keyval_get_keylen(const tor_socksauth_keyval_t *inp);
-/** Set the value of the keylen field of the tor_socksauth_keyval_t in
- * 'inp' to 'val'. Return 0 on success; return -1 and set the error
- * code on 'inp' on failure.
- */
-int tor_socksauth_keyval_set_keylen(tor_socksauth_keyval_t *inp, uint16_t val);
-/** Return the length of the dynamic array holding the key field of
- * the tor_socksauth_keyval_t in 'inp'.
- */
-size_t tor_socksauth_keyval_getlen_key(const tor_socksauth_keyval_t *inp);
-/** Return the element at position 'idx' of the dynamic array field
- * key of the tor_socksauth_keyval_t in 'inp'.
- */
-char tor_socksauth_keyval_get_key(tor_socksauth_keyval_t *inp, size_t idx);
-/** As tor_socksauth_keyval_get_key, but take and return a const
- * pointer
- */
-char tor_socksauth_keyval_getconst_key(const tor_socksauth_keyval_t *inp, size_t idx);
-/** Change the element at position 'idx' of the dynamic array field
- * key of the tor_socksauth_keyval_t in 'inp', so that it will hold
- * the value 'elt'.
- */
-int tor_socksauth_keyval_set_key(tor_socksauth_keyval_t *inp, size_t idx, char elt);
-/** Append a new element 'elt' to the dynamic array field key of the
- * tor_socksauth_keyval_t in 'inp'.
- */
-int tor_socksauth_keyval_add_key(tor_socksauth_keyval_t *inp, char elt);
-/** Return a pointer to the variable-length array field key of 'inp'.
- */
-char * tor_socksauth_keyval_getarray_key(tor_socksauth_keyval_t *inp);
-/** As tor_socksauth_keyval_get_key, but take and return a const
- * pointer
- */
-const char * tor_socksauth_keyval_getconstarray_key(const tor_socksauth_keyval_t *inp);
-/** Change the length of the variable-length array field 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 tor_socksauth_keyval_setlen_key(tor_socksauth_keyval_t *inp, size_t newlen);
-/** Return the value of the key field of a tor_socksauth_keyval_t as a
- * NUL-terminated string.
- */
-const char * tor_socksauth_keyval_getstr_key(tor_socksauth_keyval_t *inp);
-/** Set the value of the key field of a tor_socksauth_keyval_t to a
- * given string of length 'len'. Return 0 on success; return -1 and
- * set the error code on 'inp' on failure.
- */
-int tor_socksauth_keyval_setstr0_key(tor_socksauth_keyval_t *inp, const char *val, size_t len);
-/** Set the value of the key field of a tor_socksauth_keyval_t to a
- * given NUL-terminated string. Return 0 on success; return -1 and set
- * the error code on 'inp' on failure.
- */
-int tor_socksauth_keyval_setstr_key(tor_socksauth_keyval_t *inp, const char *val);
-/** Return the value of the vallen field of the tor_socksauth_keyval_t
- * in 'inp'
- */
-uint16_t tor_socksauth_keyval_get_vallen(const tor_socksauth_keyval_t *inp);
-/** Set the value of the vallen field of the tor_socksauth_keyval_t in
- * 'inp' to 'val'. Return 0 on success; return -1 and set the error
- * code on 'inp' on failure.
- */
-int tor_socksauth_keyval_set_vallen(tor_socksauth_keyval_t *inp, uint16_t val);
-/** Return the length of the dynamic array holding the val field of
- * the tor_socksauth_keyval_t in 'inp'.
- */
-size_t tor_socksauth_keyval_getlen_val(const tor_socksauth_keyval_t *inp);
-/** Return the element at position 'idx' of the dynamic array field
- * val of the tor_socksauth_keyval_t in 'inp'.
- */
-char tor_socksauth_keyval_get_val(tor_socksauth_keyval_t *inp, size_t idx);
-/** As tor_socksauth_keyval_get_val, but take and return a const
- * pointer
- */
-char tor_socksauth_keyval_getconst_val(const tor_socksauth_keyval_t *inp, size_t idx);
-/** Change the element at position 'idx' of the dynamic array field
- * val of the tor_socksauth_keyval_t in 'inp', so that it will hold
- * the value 'elt'.
- */
-int tor_socksauth_keyval_set_val(tor_socksauth_keyval_t *inp, size_t idx, char elt);
-/** Append a new element 'elt' to the dynamic array field val of the
- * tor_socksauth_keyval_t in 'inp'.
- */
-int tor_socksauth_keyval_add_val(tor_socksauth_keyval_t *inp, char elt);
-/** Return a pointer to the variable-length array field val of 'inp'.
- */
-char * tor_socksauth_keyval_getarray_val(tor_socksauth_keyval_t *inp);
-/** As tor_socksauth_keyval_get_val, but take and return a const
- * pointer
- */
-const char * tor_socksauth_keyval_getconstarray_val(const tor_socksauth_keyval_t *inp);
-/** Change the length of the variable-length array field val 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 tor_socksauth_keyval_setlen_val(tor_socksauth_keyval_t *inp, size_t newlen);
-/** Return the value of the val field of a tor_socksauth_keyval_t as a
- * NUL-terminated string.
- */
-const char * tor_socksauth_keyval_getstr_val(tor_socksauth_keyval_t *inp);
-/** Set the value of the val field of a tor_socksauth_keyval_t to a
- * given string of length 'len'. Return 0 on success; return -1 and
- * set the error code on 'inp' on failure.
- */
-int tor_socksauth_keyval_setstr0_val(tor_socksauth_keyval_t *inp, const char *val, size_t len);
-/** Set the value of the val field of a tor_socksauth_keyval_t to a
- * given NUL-terminated string. Return 0 on success; return -1 and set
- * the error code on 'inp' on failure.
- */
-int tor_socksauth_keyval_setstr_val(tor_socksauth_keyval_t *inp, const char *val);
/** Return a newly allocated socks5_client_request with all elements
* set to zero.
*/
@@ -1167,205 +990,6 @@ uint16_t socks5_server_reply_get_bind_port(const socks5_server_reply_t *inp);
* code on 'inp' on failure.
*/
int socks5_server_reply_set_bind_port(socks5_server_reply_t *inp, uint16_t val);
-/** Return a newly allocated tor_extended_socks_auth_request with all
- * elements set to zero.
- */
-tor_extended_socks_auth_request_t *tor_extended_socks_auth_request_new(void);
-/** Release all storage held by the tor_extended_socks_auth_request in
- * 'victim'. (Do nothing if 'victim' is NULL.)
- */
-void tor_extended_socks_auth_request_free(tor_extended_socks_auth_request_t *victim);
-/** Try to parse a tor_extended_socks_auth_request 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 tor_extended_socks_auth_request_t. On failure,
- * return -2 if the input appears truncated, and -1 if the input is
- * otherwise invalid.
- */
-ssize_t tor_extended_socks_auth_request_parse(tor_extended_socks_auth_request_t **output, const uint8_t *input, const size_t len_in);
-/** Return the number of bytes we expect to need to encode the
- * tor_extended_socks_auth_request 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 tor_extended_socks_auth_request_encoded_len(const tor_extended_socks_auth_request_t *obj);
-/** Try to encode the tor_extended_socks_auth_request 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 tor_extended_socks_auth_request_encode(uint8_t *output, size_t avail, const tor_extended_socks_auth_request_t *input);
-/** Check whether the internal state of the
- * tor_extended_socks_auth_request in 'obj' is consistent. Return NULL
- * if it is, and a short message if it is not.
- */
-const char *tor_extended_socks_auth_request_check(const tor_extended_socks_auth_request_t *obj);
-/** Clear any errors that were set on the object 'obj' by its setter
- * functions. Return true iff errors were cleared.
- */
-int tor_extended_socks_auth_request_clear_errors(tor_extended_socks_auth_request_t *obj);
-/** Return the value of the version field of the
- * tor_extended_socks_auth_request_t in 'inp'
- */
-uint8_t tor_extended_socks_auth_request_get_version(const tor_extended_socks_auth_request_t *inp);
-/** Set the value of the version field of the
- * tor_extended_socks_auth_request_t in 'inp' to 'val'. Return 0 on
- * success; return -1 and set the error code on 'inp' on failure.
- */
-int tor_extended_socks_auth_request_set_version(tor_extended_socks_auth_request_t *inp, uint8_t val);
-/** Return the value of the npairs field of the
- * tor_extended_socks_auth_request_t in 'inp'
- */
-uint16_t tor_extended_socks_auth_request_get_npairs(const tor_extended_socks_auth_request_t *inp);
-/** Set the value of the npairs field of the
- * tor_extended_socks_auth_request_t in 'inp' to 'val'. Return 0 on
- * success; return -1 and set the error code on 'inp' on failure.
- */
-int tor_extended_socks_auth_request_set_npairs(tor_extended_socks_auth_request_t *inp, uint16_t val);
-/** Return the length of the dynamic array holding the pairs field of
- * the tor_extended_socks_auth_request_t in 'inp'.
- */
-size_t tor_extended_socks_auth_request_getlen_pairs(const tor_extended_socks_auth_request_t *inp);
-/** Return the element at position 'idx' of the dynamic array field
- * pairs of the tor_extended_socks_auth_request_t in 'inp'.
- */
-struct tor_socksauth_keyval_st * tor_extended_socks_auth_request_get_pairs(tor_extended_socks_auth_request_t *inp, size_t idx);
-/** As tor_extended_socks_auth_request_get_pairs, but take and return
- * a const pointer
- */
- const struct tor_socksauth_keyval_st * tor_extended_socks_auth_request_getconst_pairs(const tor_extended_socks_auth_request_t *inp, size_t idx);
-/** Change the element at position 'idx' of the dynamic array field
- * pairs of the tor_extended_socks_auth_request_t in 'inp', so that it
- * will hold the value 'elt'. Free the previous value, if any.
- */
-int tor_extended_socks_auth_request_set_pairs(tor_extended_socks_auth_request_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt);
-/** As tor_extended_socks_auth_request_set_pairs, but does not free
- * the previous value.
- */
-int tor_extended_socks_auth_request_set0_pairs(tor_extended_socks_auth_request_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt);
-/** Append a new element 'elt' to the dynamic array field pairs of the
- * tor_extended_socks_auth_request_t in 'inp'.
- */
-int tor_extended_socks_auth_request_add_pairs(tor_extended_socks_auth_request_t *inp, struct tor_socksauth_keyval_st * elt);
-/** Return a pointer to the variable-length array field pairs of
- * 'inp'.
- */
-struct tor_socksauth_keyval_st * * tor_extended_socks_auth_request_getarray_pairs(tor_extended_socks_auth_request_t *inp);
-/** As tor_extended_socks_auth_request_get_pairs, but take and return
- * a const pointer
- */
-const struct tor_socksauth_keyval_st * const * tor_extended_socks_auth_request_getconstarray_pairs(const tor_extended_socks_auth_request_t *inp);
-/** Change the length of the variable-length array field pairs of
- * 'inp' to 'newlen'.Fill extra elements with NULL; free removed
- * elements. Return 0 on success; return -1 and set the error code on
- * 'inp' on failure.
- */
-int tor_extended_socks_auth_request_setlen_pairs(tor_extended_socks_auth_request_t *inp, size_t newlen);
-/** Return a newly allocated tor_extended_socks_auth_response with all
- * elements set to zero.
- */
-tor_extended_socks_auth_response_t *tor_extended_socks_auth_response_new(void);
-/** Release all storage held by the tor_extended_socks_auth_response
- * in 'victim'. (Do nothing if 'victim' is NULL.)
- */
-void tor_extended_socks_auth_response_free(tor_extended_socks_auth_response_t *victim);
-/** Try to parse a tor_extended_socks_auth_response 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 tor_extended_socks_auth_response_t. On failure,
- * return -2 if the input appears truncated, and -1 if the input is
- * otherwise invalid.
- */
-ssize_t tor_extended_socks_auth_response_parse(tor_extended_socks_auth_response_t **output, const uint8_t *input, const size_t len_in);
-/** Return the number of bytes we expect to need to encode the
- * tor_extended_socks_auth_response 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 tor_extended_socks_auth_response_encoded_len(const tor_extended_socks_auth_response_t *obj);
-/** Try to encode the tor_extended_socks_auth_response 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 tor_extended_socks_auth_response_encode(uint8_t *output, size_t avail, const tor_extended_socks_auth_response_t *input);
-/** Check whether the internal state of the
- * tor_extended_socks_auth_response in 'obj' is consistent. Return
- * NULL if it is, and a short message if it is not.
- */
-const char *tor_extended_socks_auth_response_check(const tor_extended_socks_auth_response_t *obj);
-/** Clear any errors that were set on the object 'obj' by its setter
- * functions. Return true iff errors were cleared.
- */
-int tor_extended_socks_auth_response_clear_errors(tor_extended_socks_auth_response_t *obj);
-/** Return the value of the version field of the
- * tor_extended_socks_auth_response_t in 'inp'
- */
-uint8_t tor_extended_socks_auth_response_get_version(const tor_extended_socks_auth_response_t *inp);
-/** Set the value of the version field of the
- * tor_extended_socks_auth_response_t in 'inp' to 'val'. Return 0 on
- * success; return -1 and set the error code on 'inp' on failure.
- */
-int tor_extended_socks_auth_response_set_version(tor_extended_socks_auth_response_t *inp, uint8_t val);
-/** Return the value of the status field of the
- * tor_extended_socks_auth_response_t in 'inp'
- */
-uint8_t tor_extended_socks_auth_response_get_status(const tor_extended_socks_auth_response_t *inp);
-/** Set the value of the status field of the
- * tor_extended_socks_auth_response_t in 'inp' to 'val'. Return 0 on
- * success; return -1 and set the error code on 'inp' on failure.
- */
-int tor_extended_socks_auth_response_set_status(tor_extended_socks_auth_response_t *inp, uint8_t val);
-/** Return the value of the npairs field of the
- * tor_extended_socks_auth_response_t in 'inp'
- */
-uint16_t tor_extended_socks_auth_response_get_npairs(const tor_extended_socks_auth_response_t *inp);
-/** Set the value of the npairs field of the
- * tor_extended_socks_auth_response_t in 'inp' to 'val'. Return 0 on
- * success; return -1 and set the error code on 'inp' on failure.
- */
-int tor_extended_socks_auth_response_set_npairs(tor_extended_socks_auth_response_t *inp, uint16_t val);
-/** Return the length of the dynamic array holding the pairs field of
- * the tor_extended_socks_auth_response_t in 'inp'.
- */
-size_t tor_extended_socks_auth_response_getlen_pairs(const tor_extended_socks_auth_response_t *inp);
-/** Return the element at position 'idx' of the dynamic array field
- * pairs of the tor_extended_socks_auth_response_t in 'inp'.
- */
-struct tor_socksauth_keyval_st * tor_extended_socks_auth_response_get_pairs(tor_extended_socks_auth_response_t *inp, size_t idx);
-/** As tor_extended_socks_auth_response_get_pairs, but take and return
- * a const pointer
- */
- const struct tor_socksauth_keyval_st * tor_extended_socks_auth_response_getconst_pairs(const tor_extended_socks_auth_response_t *inp, size_t idx);
-/** Change the element at position 'idx' of the dynamic array field
- * pairs of the tor_extended_socks_auth_response_t in 'inp', so that
- * it will hold the value 'elt'. Free the previous value, if any.
- */
-int tor_extended_socks_auth_response_set_pairs(tor_extended_socks_auth_response_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt);
-/** As tor_extended_socks_auth_response_set_pairs, but does not free
- * the previous value.
- */
-int tor_extended_socks_auth_response_set0_pairs(tor_extended_socks_auth_response_t *inp, size_t idx, struct tor_socksauth_keyval_st * elt);
-/** Append a new element 'elt' to the dynamic array field pairs of the
- * tor_extended_socks_auth_response_t in 'inp'.
- */
-int tor_extended_socks_auth_response_add_pairs(tor_extended_socks_auth_response_t *inp, struct tor_socksauth_keyval_st * elt);
-/** Return a pointer to the variable-length array field pairs of
- * 'inp'.
- */
-struct tor_socksauth_keyval_st * * tor_extended_socks_auth_response_getarray_pairs(tor_extended_socks_auth_response_t *inp);
-/** As tor_extended_socks_auth_response_get_pairs, but take and return
- * a const pointer
- */
-const struct tor_socksauth_keyval_st * const * tor_extended_socks_auth_response_getconstarray_pairs(const tor_extended_socks_auth_response_t *inp);
-/** Change the length of the variable-length array field pairs of
- * 'inp' to 'newlen'.Fill extra elements with NULL; free removed
- * elements. Return 0 on success; return -1 and set the error code on
- * 'inp' on failure.
- */
-int tor_extended_socks_auth_response_setlen_pairs(tor_extended_socks_auth_response_t *inp, size_t newlen);
#endif
diff --git a/src/trunnel/socks5.trunnel b/src/trunnel/socks5.trunnel
index d70ad639e..b86ec03b9 100644
--- a/src/trunnel/socks5.trunnel
+++ b/src/trunnel/socks5.trunnel
@@ -92,25 +92,3 @@ struct socks4_server_reply {
u32 addr;
}
-// And here's the extended stuff from proposal 229
-
-struct tor_socksauth_keyval {
- u16 keylen;
- char key[keylen];
- u16 vallen;
- char val[vallen];
-}
-
-struct tor_extended_socks_auth_request {
- u8 version IN [1];
- u16 npairs;
- struct tor_socksauth_keyval pairs[npairs];
-}
-
-struct tor_extended_socks_auth_response {
- u8 version IN [1];
- u8 status;
- u16 npairs;
- struct tor_socksauth_keyval pairs[npairs];
-}
-
