Add MariaDB Connector/C as a built-in alternative (v3.2.3).

vendor/MDBC/client/CMakeLists.txt

@@ -0,0 +1,17 @@
+INCLUDE_DIRECTORIES(${CC_SOURCE_DIR}/include)
+
+IF(WIN32)
+  SET_VERSION_INFO("TARGET:mariadb_client_plugin_info"
+                   "FILE_TYPE:VFT_APP"
+                   "SOURCE_FILE:client/ma_plugin_info.c"
+                   "ORIGINAL_FILE_NAME:mariadb_client_plugin_info.exe"
+                   "FILE_DESCRIPTION:Client plugin viewer")
+ENDIF()
+
+ADD_EXECUTABLE(mariadb_client_plugin_info ${mariadb_client_plugin_info_RC} ma_plugin_info.c)
+TARGET_LINK_LIBRARIES(mariadb_client_plugin_info mariadbclient)
+
+INSTALL(TARGETS mariadb_client_plugin_info
+        DESTINATION ${INSTALL_BINDIR}
+        COMPONENT SharedLibraries)
+SIGN_TARGET(mariadb_client_plugin_info)

vendor/MDBC/client/ma_plugin_info.c

@@ -0,0 +1,211 @@
+
+#include <my_global.h>
+#include <my_sys.h>
+#include <mysql.h>
+#include <mysql/client_plugin.h>
+#include <getopt.h>
+#include <stdio.h>
+#include <my_dir.h>
+#include <ma_string.h>
+
+#define CLIENT_PLUGIN_INFO_VERSION "1.0.0"
+
+static struct option long_options[]=
+{
+  {"all", no_argument, 0, 'a'},
+  {"builtin", no_argument, 0, 'b'},
+  {"dynamic", no_argument, 0, 'd'},
+  {"directory", 1, 0, 'p'},
+  {"plugin_name", 1, 0, 'n'},
+  {"version", no_argument, 0, 'v'},
+  {"help", no_argument, 0, '?'},
+  {NULL, 0, 0, 0}
+};
+
+static char *values[] =
+{
+  "show information for all plugins",
+  "show information for builtin plugins",
+  "show information for dynamic plugins",
+  "show information for dynamic plugins in specified directory",
+  "show information for specified plugin",
+  "show version information",
+  "display this help and exit",
+  NULL
+};
+
+struct st_plugin_type
+{
+  int type;
+  char *typename;
+};
+
+#ifndef _WIN32
+int my_errno=0;
+#endif
+
+static struct st_plugin_type plugin_types[]=
+{
+  {MYSQL_CLIENT_AUTHENTICATION_PLUGIN, "authentication"},
+  {MARIADB_CLIENT_PVIO_PLUGIN, "virtual IO"},
+  {MARIADB_CLIENT_TRACE_PLUGIN, "trace"},
+  {MARIADB_CLIENT_REMOTEIO_PLUGIN, "remote file access"},
+  {MARIADB_CLIENT_CONNECTION_PLUGIN, "connection handler"},
+  {0, "unknown"}
+};
+
+static void version()
+{
+  printf("%s Version %s\n", ma_progname, CLIENT_PLUGIN_INFO_VERSION);
+}
+
+static void usage(void)
+{
+  int i=0;
+  printf("%s Version %s\n", ma_progname, CLIENT_PLUGIN_INFO_VERSION);
+  puts("Copyright 2015 MariaDB Corporation AB");
+  puts("Show client plugin information for MariaDB Connector/C.");
+  printf("Usage: %s [OPTIONS] [plugin_name]\n", ma_progname);
+  while (long_options[i].name)
+  {
+    printf("  --%-12s -%s\n", long_options[i].name, values[i]);
+    i++;
+  }
+}
+
+static char *ma_get_type_name(int type)
+{
+  int i=0;
+  while (plugin_types[i].type)
+  {
+    if (type== plugin_types[i].type)
+      return plugin_types[i].typename;
+    i++;
+  }
+  return plugin_types[i].typename;
+}
+
+static void show_plugin_info(struct st_mysql_client_plugin *plugin, my_bool builtin)
+{
+  printf("Name: %s\n", plugin->name);
+  printf("Type: %s\n", ma_get_type_name(plugin->type));
+  printf("Desc: %s\n", plugin->desc);
+  printf("Author: %s\n", plugin->author);
+  printf("License: %s\n", plugin->license);
+  printf("Version: %d.%d.%d\n", plugin->version[0], plugin->version[1], plugin->version[2]);
+  printf("API Version: 0x%04X\n", plugin->interface_version);
+  printf("Build type: %s\n", builtin ? "builtin" : "dynamic");
+  printf("\n");
+}
+
+static void show_builtin()
+{
+  struct st_mysql_client_plugin **builtin;
+
+  for (builtin= mysql_client_builtins; *builtin; builtin++)
+    show_plugin_info(*builtin, TRUE);
+}
+
+static void show_file(char *filename)
+{
+  char dlpath[FN_REFLEN+1];
+  void *sym, *dlhandle;
+  struct st_mysql_client_plugin *plugin;
+  char *env_plugin_dir= getenv("MARIADB_PLUGIN_DIR");
+  char *has_so_ext= strstr(filename, SO_EXT);
+
+  if (!strchr(filename, FN_LIBCHAR))
+    snprintf(dlpath, sizeof(dlpath) - 1, "%s/%s%s",
+             (env_plugin_dir) ? env_plugin_dir : PLUGINDIR, 
+             filename, 
+             has_so_ext ? "" : SO_EXT);
+  else
+    strcpy(dlpath, filename);
+  if ((dlhandle= dlopen((const char *)dlpath, RTLD_NOW)))
+  {
+    if (sym= dlsym(dlhandle, plugin_declarations_sym))
+    {
+      plugin= (struct st_mysql_client_plugin *)sym;
+      show_plugin_info(plugin, 0);
+    }
+    dlclose(dlhandle);
+  }
+}
+
+static void show_dynamic(const char *directory)
+{
+  MY_DIR *dir= NULL;
+  unsigned int i;
+  char *plugin_dir= directory ? (char *)directory : getenv("MARIADB_PLUGIN_DIR");
+
+  if (!plugin_dir)
+    plugin_dir= PLUGINDIR;
+
+  printf("plugin_dir %s\n", plugin_dir);
+
+  dir= my_dir(plugin_dir, 0);
+
+  if (!dir || !dir->number_off_files)
+  {
+    printf("No plugins found in %s\n", plugin_dir);
+    goto end;
+  }
+
+  for (i=0; i < dir->number_off_files; i++)
+  {
+    char *p= strstr(dir->dir_entry[i].name, SO_EXT);
+    if (p)
+      show_file(dir->dir_entry[i].name);
+  }
+end:
+  if (dir)
+    my_dirend(dir);
+}
+
+int main(int argc, char *argv[])
+{
+  int option_index= 0;
+  int c;
+  ma_progname= argv[0];
+
+  mysql_server_init(0, NULL, NULL);
+
+  if (argc <= 1)
+  {
+    usage();
+    exit(1);
+  }
+
+  c= getopt_long(argc, argv, "bdapnvh?", long_options, &option_index);
+
+  switch(c) {
+  case 'a': /* all */
+    show_builtin();
+    show_dynamic(NULL);
+    break;
+  case 'b': /* builtin */
+    show_builtin();
+    break;
+  case 'd': /* dynamic */
+    show_dynamic(NULL);
+    break;
+  case 'v':
+    version();
+    break;
+  case 'n':
+    if (argc > 2)
+      show_file(argv[2]);
+    break;
+  case 'p':
+    if (argc > 2)
+      show_dynamic(argv[2]);
+    break;
+  case '?':
+    usage();
+    break;
+  default:
+    printf("unrecocognized option: %s", argv[1]);
+    exit(1);
+  }
+  exit(0);
+}