MySQL  8.0.26
Source Code Documentation
violite.h
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1 /* Copyright (c) 2000, 2021, Oracle and/or its affiliates.
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License, version 2.0,
5  as published by the Free Software Foundation.
6 
7  This program is also distributed with certain software (including
8  but not limited to OpenSSL) that is licensed under separate terms,
9  as designated in a particular file or component or in included license
10  documentation. The authors of MySQL hereby grant you an additional
11  permission to link the program and your derivative works with the
12  separately licensed software that they have included with MySQL.
13 
14  This program is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  GNU General Public License, version 2.0, for more details.
18 
19  You should have received a copy of the GNU General Public License
20  along with this program; if not, write to the Free Software
21  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22 
23 /**
24  @file include/violite.h
25  Vio Lite.
26  Purpose: include file for Vio that will work with C and C++.
27 */
28 
29 #ifndef vio_violite_h_
30 #define vio_violite_h_
31 
32 #include "my_config.h"
33 
34 #include <stddef.h>
35 #ifdef HAVE_SYS_SOCKET_H
36 #include <sys/socket.h>
37 #endif
38 #include <sys/types.h>
39 
40 #include <string>
41 
42 #include "my_inttypes.h"
43 #include "my_psi_config.h" // IWYU pragma: keep
47 
48 #include "mysql/psi/mysql_socket.h"
49 
50 struct Vio;
51 
52 /* Simple vio interface in C; The functions are implemented in violite.c */
53 
54 #if !defined(_WIN32) && !defined(HAVE_KQUEUE) && !defined(__SUNPRO_CC)
55 #define USE_PPOLL_IN_VIO
56 #endif
57 
58 #if defined(__cplusplus) && defined(USE_PPOLL_IN_VIO)
59 #include <signal.h>
60 #include <atomic>
61 #elif defined(__cplusplus) && defined(HAVE_KQUEUE)
62 #include <sys/event.h>
63 #include <atomic>
64 #endif
65 
66 #ifdef HAVE_PSI_INTERFACE
67 void init_vio_psi_keys();
68 #endif
69 
70 #ifndef MYSQL_VIO
71 struct Vio;
72 
73 typedef Vio Vio;
74 #define MYSQL_VIO Vio *
75 #endif
76 
77 enum enum_vio_type : int {
78  /**
79  Type of the connection is unknown.
80  */
82  /**
83  Used in case of TCP/IP connections.
84  */
86  /**
87  Used for Unix Domain socket connections. Unix only.
88  */
90  /**
91  Used for named pipe connections. Windows only.
92  */
94  /**
95  Used in case of SSL connections.
96  */
98  /**
99  Used for shared memory connections. Windows only.
100  */
102  /**
103  Used internally by the prepared statements
104  */
106  /**
107  Implicitly used by plugins that doesn't support any other VIO_TYPE.
108  */
110 
112  /*
113  If a new type is added, please update LAST_VIO_TYPE. In addition, please
114  change get_vio_type_name() in vio/vio.c to return correct name for it.
115  */
117 };
118 
119 /**
120  Convert a vio type to a printable string.
121  @param vio_type the type
122  @param[out] str the string
123  @param[out] len the string length
124 */
125 void get_vio_type_name(enum enum_vio_type vio_type, const char **str, int *len);
126 
127 /**
128  VIO I/O events.
129 */
134 };
135 
136 #define VIO_SOCKET_ERROR ((size_t)-1)
137 #define VIO_SOCKET_WANT_READ ((size_t)-2)
138 #define VIO_SOCKET_WANT_WRITE ((size_t)-3)
139 
140 #define VIO_LOCALHOST 1 /* a localhost connection */
141 #define VIO_BUFFERED_READ 2 /* use buffered read */
142 #define VIO_READ_BUFFER_SIZE 16384 /* size of read buffer */
143 #define OPENSSL_ERROR_LENGTH 512 /* Openssl error code max length */
144 
147  enum enum_vio_type type, uint flags);
148 
149 #ifdef _WIN32
150 MYSQL_VIO vio_new_win32pipe(HANDLE hPipe);
151 MYSQL_VIO vio_new_win32shared_memory(HANDLE handle_file_map, HANDLE handle_map,
152  HANDLE event_server_wrote,
153  HANDLE event_server_read,
154  HANDLE event_client_wrote,
155  HANDLE event_client_read,
156  HANDLE event_conn_closed);
157 #else
158 #define HANDLE void *
159 #endif /* _WIN32 */
160 
163 bool vio_reset(MYSQL_VIO vio, enum enum_vio_type type, my_socket sd, void *ssl,
164  uint flags);
165 bool vio_is_blocking(Vio *vio);
166 int vio_set_blocking(Vio *vio, bool set_blocking_mode);
168 size_t vio_read(MYSQL_VIO vio, uchar *buf, size_t size);
169 size_t vio_read_buff(MYSQL_VIO vio, uchar *buf, size_t size);
170 size_t vio_write(MYSQL_VIO vio, const uchar *buf, size_t size);
171 /* setsockopt TCP_NODELAY at IPPROTO_TCP level, when possible */
173 /* setsockopt SO_KEEPALIVE at SOL_SOCKET level, when possible */
174 int vio_keepalive(MYSQL_VIO vio, bool onoff);
175 /* Whenever we should retry the last read/write operation. */
177 /* Check that operation was timed out */
179 #ifndef NDEBUG
180 /* Short text description of the socket for those, who are curious.. */
181 #define VIO_DESCRIPTION_SIZE 30 /* size of description */
182 void vio_description(MYSQL_VIO vio, char *buf);
183 #endif // NDEBUG
184 /* Return the type of the connection */
185 enum enum_vio_type vio_type(const MYSQL_VIO vio);
186 /* Return last error number */
188 /* Get socket number */
190 /* Remote peer's address and name in text form */
191 bool vio_peer_addr(MYSQL_VIO vio, char *buf, uint16 *port, size_t buflen);
192 /* Wait for an I/O event notification. */
195 #ifndef NDEBUG
196 ssize_t vio_pending(MYSQL_VIO vio);
197 #endif
198 /* Set timeout for a network operation. */
199 int vio_timeout(MYSQL_VIO vio, uint which, int timeout_sec);
200 /* Connect to a peer. */
201 bool vio_socket_connect(MYSQL_VIO vio, struct sockaddr *addr, socklen_t len,
202  bool nonblocking, int timeout,
203  bool *connect_done = nullptr);
204 
205 bool vio_get_normalized_ip_string(const struct sockaddr *addr,
206  size_t addr_length, char *ip_string,
207  size_t ip_string_size);
208 
209 bool vio_is_no_name_error(int err_code);
210 
211 int vio_getnameinfo(const struct sockaddr *sa, char *hostname,
212  size_t hostname_size, char *port, size_t port_size,
213  int flags);
214 
215 extern "C" {
216 #include <openssl/opensslv.h>
217 }
218 #if OPENSSL_VERSION_NUMBER < 0x0090700f
219 #define DES_cblock des_cblock
220 #define DES_key_schedule des_key_schedule
221 #define DES_set_key_unchecked(k, ks) des_set_key_unchecked((k), *(ks))
222 #define DES_ede3_cbc_encrypt(i, o, l, k1, k2, k3, iv, e) \
223  des_ede3_cbc_encrypt((i), (o), (l), *(k1), *(k2), *(k3), (iv), (e))
224 #endif
225 
226 #if OPENSSL_VERSION_NUMBER >= 0x10100000L
227 #define HAVE_OPENSSL11 1
228 #endif // OPENSSL_VERSION_NUMBER
229 
230 #define HEADER_DES_LOCL_H dummy_something
231 
232 #include <openssl/err.h>
233 #include <openssl/ssl.h>
234 
251 };
252 const char *sslGetErrString(enum enum_ssl_init_error err);
253 
254 struct st_VioSSLFd {
255  SSL_CTX *ssl_context;
256 };
257 
259  unsigned long *errptr);
261  unsigned long *errptr, SSL **ssl);
262 
264  const char *key_file, const char *cert_file, const char *ca_file,
265  const char *ca_path, const char *cipher, const char *ciphersuites,
266  enum enum_ssl_init_error *error, const char *crl_file, const char *crl_path,
267  const long ssl_ctx_flags, const char *server_host);
268 
269 long process_tls_version(const char *tls_version);
270 
271 int set_fips_mode(const uint fips_mode, char *err_string);
272 
274 
276  const char *key_file, const char *cert_file, const char *ca_file,
277  const char *ca_path, const char *cipher, const char *ciphersuites,
278  enum enum_ssl_init_error *error, const char *crl_file, const char *crl_path,
279  const long ssl_ctx_flags);
280 void free_vio_ssl_acceptor_fd(struct st_VioSSLFd *fd);
281 
282 void vio_ssl_end();
283 
284 void ssl_start(void);
285 void vio_end(void);
286 
287 #if !defined(DONT_MAP_VIO)
288 #define vio_delete(vio) (vio)->viodelete(vio)
289 #define vio_errno(vio) (vio)->vioerrno(vio)
290 #define vio_read(vio, buf, size) ((vio)->read)(vio, buf, size)
291 #define vio_write(vio, buf, size) ((vio)->write)(vio, buf, size)
292 #define vio_fastsend(vio) (vio)->fastsend(vio)
293 #define vio_keepalive(vio, set_keep_alive) \
294  (vio)->viokeepalive(vio, set_keep_alive)
295 #define vio_should_retry(vio) (vio)->should_retry(vio)
296 #define vio_was_timeout(vio) (vio)->was_timeout(vio)
297 #define vio_shutdown(vio) ((vio)->vioshutdown)(vio)
298 #define vio_peer_addr(vio, buf, prt, buflen) \
299  (vio)->peer_addr(vio, buf, prt, buflen)
300 #define vio_io_wait(vio, event, timeout) (vio)->io_wait(vio, event, timeout)
301 #define vio_is_connected(vio) (vio)->is_connected(vio)
302 #define vio_is_blocking(vio) (vio)->is_blocking(vio)
303 #define vio_set_blocking(vio, val) (vio)->set_blocking(vio, val)
304 #define vio_set_blocking_flag(vio, val) (vio)->set_blocking_flag(vio, val)
305 #endif /* !defined(DONT_MAP_VIO) */
306 
307 /* This enumerator is used in parser - should be always visible */
308 enum SSL_type {
314 };
315 
316 /*
317  This structure is for every connection on both sides.
318  Note that it has a non-default move assignment operator, so if adding more
319  members, you'll need to update operator=.
320 */
321 struct Vio {
322  MYSQL_SOCKET mysql_socket; /* Instrumented socket */
323  bool localhost = {false}; /* Are we from localhost? */
324  enum_vio_type type = {NO_VIO_TYPE}; /* Type of connection */
325 
326  int read_timeout = {-1}; /* Timeout value (ms) for read ops. */
327  int write_timeout = {-1}; /* Timeout value (ms) for write ops. */
328  int retry_count = {1}; /* Retry count */
329  bool inactive = {false}; /* Connection has been shutdown */
330 
331  struct sockaddr_storage local; /* Local internet address */
332  struct sockaddr_storage remote; /* Remote internet address */
333  size_t addrLen = {0}; /* Length of remote address */
334  char *read_buffer = {nullptr}; /* buffer for vio_read_buff */
335  char *read_pos = {nullptr}; /* start of unfetched data in the
336  read buffer */
337  char *read_end = {nullptr}; /* end of unfetched data */
338 
339 #ifdef USE_PPOLL_IN_VIO
340  my_thread_t thread_id = {0}; // Thread PID
341  sigset_t signal_mask; // Signal mask
342  /*
343  Flag to indicate whether we are in poll or shutdown.
344  A true value of flag indicates either the socket
345  has called shutdown or it is sleeping on a poll call.
346  False value of this flag means that the socket is
347  not sleeping on a poll call.
348  This flag provides synchronization between two threads
349  one entering vio_io_wait and another entering vio_shutdown
350  for the same socket. If the other thread is waiting on poll
351  sleep, it wakes up the thread by sending a signal via
352  pthread_kill. Also it ensures that no other thread enters in
353  to a poll call if it's socket has undergone shutdown.
354 
355  */
356  std::atomic_flag poll_shutdown_flag = ATOMIC_FLAG_INIT;
357 #elif defined HAVE_KQUEUE
358  int kq_fd = {-1};
359  std::atomic_flag kevent_wakeup_flag = ATOMIC_FLAG_INIT;
360 #endif
361 
362 #ifdef HAVE_SETNS
363  /**
364  Socket network namespace.
365  */
366  char network_namespace[256];
367 #endif
368  /*
369  VIO vtable interface to be implemented by VIO's like SSL, Socket,
370  Named Pipe, etc.
371  */
372 
373  /*
374  viodelete is responsible for cleaning up the VIO object by freeing
375  internal buffers, closing descriptors, handles.
376  */
377  void (*viodelete)(MYSQL_VIO) = {nullptr};
378  int (*vioerrno)(MYSQL_VIO) = {nullptr};
379  size_t (*read)(MYSQL_VIO, uchar *, size_t) = {nullptr};
380  size_t (*write)(MYSQL_VIO, const uchar *, size_t) = {nullptr};
381  int (*timeout)(MYSQL_VIO, uint, bool) = {nullptr};
382  int (*viokeepalive)(MYSQL_VIO, bool) = {nullptr};
383  int (*fastsend)(MYSQL_VIO) = {nullptr};
384  bool (*peer_addr)(MYSQL_VIO, char *, uint16 *, size_t) = {nullptr};
385  void (*in_addr)(MYSQL_VIO, struct sockaddr_storage *) = {nullptr};
386  bool (*should_retry)(MYSQL_VIO) = {nullptr};
387  bool (*was_timeout)(MYSQL_VIO) = {nullptr};
388  /*
389  vioshutdown is resposnible to shutdown/close the channel, so that no
390  further communications can take place, however any related buffers,
391  descriptors, handles can remain valid after a shutdown.
392  */
393  int (*vioshutdown)(MYSQL_VIO) = {nullptr};
394  bool (*is_connected)(MYSQL_VIO) = {nullptr};
395  bool (*has_data)(MYSQL_VIO) = {nullptr};
396  int (*io_wait)(MYSQL_VIO, enum enum_vio_io_event, int) = {nullptr};
397  bool (*connect)(MYSQL_VIO, struct sockaddr *, socklen_t, int) = {nullptr};
398 #ifdef _WIN32
399 #ifdef __clang__
400  OVERLAPPED overlapped = {0, 0, {{0, 0}}, nullptr};
401 #else
402  // MSVC, at least up to 2015, gives an internal error on the above.
403  OVERLAPPED overlapped = {0};
404 #endif
405  HANDLE hPipe{nullptr};
406 #endif
407  void *ssl_arg = {nullptr};
412 #if defined(_WIN32)
413  HANDLE handle_file_map = {nullptr};
414  char *handle_map = {nullptr};
415  HANDLE event_server_wrote = {nullptr};
416  HANDLE event_server_read = {nullptr};
417  HANDLE event_client_wrote = {nullptr};
418  HANDLE event_client_read = {nullptr};
419  HANDLE event_conn_closed = {nullptr};
420  size_t shared_memory_remain = {0};
421  char *shared_memory_pos = {nullptr};
422 
423 #endif /* _WIN32 */
424  bool (*is_blocking)(Vio *vio) = {nullptr};
425  int (*set_blocking)(Vio *vio, bool val) = {nullptr};
426  int (*set_blocking_flag)(Vio *vio, bool val) = {nullptr};
427  /* Indicates whether socket or SSL based communication is blocking or not. */
428  bool is_blocking_flag = {true};
429 
430  private:
432  friend void internal_vio_delete(Vio *vio);
433  friend bool vio_reset(Vio *vio, enum_vio_type type, my_socket sd, void *ssl,
434  uint flags);
435 
436  explicit Vio(uint flags);
437  ~Vio();
438 
439  public:
440  Vio(const Vio &) = delete;
441  Vio &operator=(const Vio &) = delete;
442  Vio &operator=(Vio &&vio);
443 };
444 
445 #define SSL_handle SSL *
446 
447 #endif /* vio_violite_h_ */
struct PSI_socket_locker PSI_socket_locker
Definition: psi_socket_bits.h:76
static int flags[50]
Definition: hp_test1.cc:39
static int kq_fd
Definition: kqueue_timers.cc:44
Some integer typedefs for easier portability.
unsigned char uchar
Definition: my_inttypes.h:51
uint16_t uint16
Definition: my_inttypes.h:64
Types to make file and socket I/O compatible.
int my_socket
Definition: my_io_bits.h:59
Defines various enable/disable and HAVE_ macros related to the performance schema instrumentation sys...
Types to make different thread packages compatible.
pthread_t my_thread_t
Definition: my_thread_bits.h:47
Log error(cerr, "ERROR")
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1022
Definition: buf0block_hint.cc:29
constexpr value_type ssl
Definition: classic_protocol_constants.h:48
static Value err()
Create a Value object that represents an error condition.
Definition: json_binary.cc:908
Definition: local.h:60
static bool timeout(bool(*wait_condition)())
Timeout function.
Definition: log0meb.cc:495
required string type
Definition: replication_group_member_actions.proto:33
required string event
Definition: replication_group_member_actions.proto:31
struct sockaddr sockaddr
Definition: sock_probe_win32.cc:63
struct in_addr in_addr
Definition: sock_probe_win32.cc:65
An instrumented socket.
Definition: mysql_socket_bits.h:34
State data storage for start_socket_wait_v1_t.
Definition: psi_socket_bits.h:157
Definition: violite.h:321
size_t(* read)(MYSQL_VIO, uchar *, size_t)
Definition: violite.h:379
PSI_socket_locker_state m_psi_write_state
Definition: violite.h:411
friend Vio * internal_vio_create(uint flags)
Definition: vio.cc:409
char * read_end
Definition: violite.h:337
bool localhost
Definition: violite.h:323
friend bool vio_reset(Vio *vio, enum_vio_type type, my_socket sd, void *ssl, uint flags)
Reinitialize an existing Vio object.
Definition: vio.cc:350
int(* vioshutdown)(MYSQL_VIO)
Definition: violite.h:393
int write_timeout
Definition: violite.h:327
int(* fastsend)(MYSQL_VIO)
Definition: violite.h:383
sigset_t signal_mask
Definition: violite.h:341
char * read_buffer
Definition: violite.h:334
int(* set_blocking)(Vio *vio, bool val)
Definition: violite.h:425
PSI_socket_locker_state m_psi_read_state
Definition: violite.h:409
bool(* should_retry)(MYSQL_VIO)
Definition: violite.h:386
std::atomic_flag poll_shutdown_flag
Definition: violite.h:356
char network_namespace[256]
Socket network namespace.
Definition: violite.h:366
char * read_pos
Definition: violite.h:335
int(* set_blocking_flag)(Vio *vio, bool val)
Definition: violite.h:426
int(* vioerrno)(MYSQL_VIO)
Definition: violite.h:378
bool(* is_blocking)(Vio *vio)
Definition: violite.h:424
size_t(* write)(MYSQL_VIO, const uchar *, size_t)
Definition: violite.h:380
bool is_blocking_flag
Definition: violite.h:428
bool(* peer_addr)(MYSQL_VIO, char *, uint16 *, size_t)
Definition: violite.h:384
enum_vio_type type
Definition: violite.h:324
bool(* connect)(MYSQL_VIO, struct sockaddr *, socklen_t, int)
Definition: violite.h:397
friend void internal_vio_delete(Vio *vio)
Definition: vio.cc:538
void(* viodelete)(MYSQL_VIO)
Definition: violite.h:377
bool inactive
Definition: violite.h:329
my_thread_t thread_id
Definition: violite.h:340
Vio & operator=(const Vio &)=delete
~Vio()
Definition: vio.cc:114
int(* viokeepalive)(MYSQL_VIO, bool)
Definition: violite.h:382
struct PSI_socket_locker * m_psi_write_locker
Definition: violite.h:410
size_t addrLen
Definition: violite.h:333
Vio(const Vio &)=delete
MYSQL_SOCKET mysql_socket
Definition: violite.h:322
bool(* was_timeout)(MYSQL_VIO)
Definition: violite.h:387
struct PSI_socket_locker * m_psi_read_locker
Definition: violite.h:408
int retry_count
Definition: violite.h:328
void * ssl_arg
Definition: violite.h:407
Vio(uint flags)
Definition: vio.cc:100
int read_timeout
Definition: violite.h:326
int(* io_wait)(MYSQL_VIO, enum enum_vio_io_event, int)
Definition: violite.h:396
int(* timeout)(MYSQL_VIO, uint, bool)
Definition: violite.h:381
struct sockaddr_storage remote
Definition: violite.h:332
bool(* is_connected)(MYSQL_VIO)
Definition: violite.h:394
bool(* has_data)(MYSQL_VIO)
Definition: violite.h:395
Definition: violite.h:254
SSL_CTX * ssl_context
Definition: violite.h:255
unsigned int uint
Definition: uca-dump.cc:29
void vio_ssl_end()
Definition: viosslfactories.cc:438
#define vio_errno(vio)
Definition: violite.h:289
my_socket vio_fd(MYSQL_VIO vio)
SSL_type
Definition: violite.h:308
@ SSL_TYPE_NOT_SPECIFIED
Definition: violite.h:309
@ SSL_TYPE_NONE
Definition: violite.h:310
@ SSL_TYPE_ANY
Definition: violite.h:311
@ SSL_TYPE_X509
Definition: violite.h:312
@ SSL_TYPE_SPECIFIED
Definition: violite.h:313
#define vio_is_blocking(vio)
Definition: violite.h:302
#define vio_keepalive(vio, set_keep_alive)
Definition: violite.h:293
MYSQL_VIO vio_new(my_socket sd, enum enum_vio_type type, uint flags)
Definition: vio.cc:436
bool vio_reset(MYSQL_VIO vio, enum enum_vio_type type, my_socket sd, void *ssl, uint flags)
long process_tls_version(const char *tls_version)
Definition: viosslfactories.cc:529
enum enum_vio_type vio_type(const MYSQL_VIO vio)
struct st_VioSSLFd * new_VioSSLConnectorFd(const char *key_file, const char *cert_file, const char *ca_file, const char *ca_path, const char *cipher, const char *ciphersuites, enum enum_ssl_init_error *error, const char *crl_file, const char *crl_path, const long ssl_ctx_flags, const char *server_host)
Definition: viosslfactories.cc:794
void ssl_start(void)
Definition: viosslfactories.cc:460
int set_fips_mode(const uint fips_mode, char *err_string)
struct st_VioSSLFd * new_VioSSLAcceptorFd(const char *key_file, const char *cert_file, const char *ca_file, const char *ca_path, const char *cipher, const char *ciphersuites, enum enum_ssl_init_error *error, const char *crl_file, const char *crl_path, const long ssl_ctx_flags)
Definition: viosslfactories.cc:822
int sslaccept(struct st_VioSSLFd *, MYSQL_VIO, long timeout, unsigned long *errptr)
void vio_end(void)
Definition: vio.cc:552
int vio_timeout(MYSQL_VIO vio, uint which, int timeout_sec)
#define MYSQL_VIO
Definition: violite.h:74
#define vio_should_retry(vio)
Definition: violite.h:295
#define vio_set_blocking_flag(vio, val)
Definition: violite.h:304
void get_vio_type_name(enum enum_vio_type vio_type, const char **str, int *len)
Convert a vio type to a printable string.
Definition: vio.cc:573
void vio_description(MYSQL_VIO vio, char *buf)
enum_ssl_init_error
Definition: violite.h:235
@ SSL_FIPS_MODE_INVALID
Definition: violite.h:246
@ SSL_INITERR_NO_USABLE_CTX
Definition: violite.h:243
@ SSL_FIPS_MODE_FAILED
Definition: violite.h:247
@ SSL_INITERR_X509_VERIFY_PARAM
Definition: violite.h:249
@ SSL_INITERR_KEY
Definition: violite.h:238
@ SSL_INITERR_LASTERR
Definition: violite.h:250
@ SSL_INITERR_CERT
Definition: violite.h:237
@ SSL_INITERR_BAD_PATHS
Definition: violite.h:240
@ SSL_INITERR_NOMATCH
Definition: violite.h:239
@ SSL_INITERR_MEMFAIL
Definition: violite.h:242
@ SSL_INITERR_ECDHFAIL
Definition: violite.h:248
@ SSL_INITERR_CIPHERS
Definition: violite.h:241
@ SSL_TLS_VERSION_INVALID
Definition: violite.h:245
@ SSL_INITERR_NOERROR
Definition: violite.h:236
@ SSL_INITERR_DHFAIL
Definition: violite.h:244
void free_vio_ssl_acceptor_fd(struct st_VioSSLFd *fd)
Definition: viosslfactories.cc:851
bool vio_is_no_name_error(int err_code)
Checks if the error code, returned by vio_getnameinfo(), means it was the "No-name" error.
Definition: viosocket.cc:1208
const char * sslGetErrString(enum enum_ssl_init_error err)
Definition: viosslfactories.cc:236
enum_vio_io_event
VIO I/O events.
Definition: violite.h:130
@ VIO_IO_EVENT_WRITE
Definition: violite.h:132
@ VIO_IO_EVENT_CONNECT
Definition: violite.h:133
@ VIO_IO_EVENT_READ
Definition: violite.h:131
#define vio_fastsend(vio)
Definition: violite.h:292
uint get_fips_mode()
Get fips mode from openssl library,.
Definition: viosslfactories.cc:527
#define vio_set_blocking(vio, val)
Definition: violite.h:303
#define vio_shutdown(vio)
Definition: violite.h:297
size_t vio_read_buff(MYSQL_VIO vio, uchar *buf, size_t size)
#define vio_delete(vio)
Definition: violite.h:288
bool vio_socket_connect(MYSQL_VIO vio, struct sockaddr *addr, socklen_t len, bool nonblocking, int timeout, bool *connect_done=nullptr)
void init_vio_psi_keys()
Definition: vio.cc:61
#define HANDLE
Definition: violite.h:158
#define vio_peer_addr(vio, buf, prt, buflen)
Definition: violite.h:298
ssize_t vio_pending(MYSQL_VIO vio)
Vio Vio
Definition: violite.h:71
#define vio_was_timeout(vio)
Definition: violite.h:296
#define vio_read(vio, buf, size)
Definition: violite.h:290
#define vio_write(vio, buf, size)
Definition: violite.h:291
#define vio_io_wait(vio, event, timeout)
Definition: violite.h:300
enum_vio_type
Definition: violite.h:77
@ LAST_VIO_TYPE
Definition: violite.h:116
@ VIO_TYPE_SHARED_MEMORY
Used for shared memory connections.
Definition: violite.h:101
@ NO_VIO_TYPE
Type of the connection is unknown.
Definition: violite.h:81
@ FIRST_VIO_TYPE
Definition: violite.h:111
@ VIO_TYPE_PLUGIN
Implicitly used by plugins that doesn't support any other VIO_TYPE.
Definition: violite.h:109
@ VIO_TYPE_SSL
Used in case of SSL connections.
Definition: violite.h:97
@ VIO_TYPE_NAMEDPIPE
Used for named pipe connections.
Definition: violite.h:93
@ VIO_TYPE_TCPIP
Used in case of TCP/IP connections.
Definition: violite.h:85
@ VIO_TYPE_LOCAL
Used internally by the prepared statements.
Definition: violite.h:105
@ VIO_TYPE_SOCKET
Used for Unix Domain socket connections.
Definition: violite.h:89
int sslconnect(struct st_VioSSLFd *, MYSQL_VIO, long timeout, unsigned long *errptr, SSL **ssl)
bool vio_get_normalized_ip_string(const struct sockaddr *addr, size_t addr_length, char *ip_string, size_t ip_string_size)
Return the normalized IP address string for a sock-address.
Definition: viosocket.cc:618
#define vio_is_connected(vio)
Definition: violite.h:301
MYSQL_VIO mysql_socket_vio_new(MYSQL_SOCKET mysql_socket, enum enum_vio_type type, uint flags)
Definition: vio.cc:417
int vio_getnameinfo(const struct sockaddr *sa, char *hostname, size_t hostname_size, char *port, size_t port_size, int flags)
This is a wrapper for the system getnameinfo(), because different OS differ in the getnameinfo() impl...
Definition: viosocket.cc:1229