git.m6w6.name Git - m6w6/ext-http/blob - src/php_http_client_curl_user.c

   1 /*
   2     +--------------------------------------------------------------------+
   3     | PECL :: http                                                       |
   4     +--------------------------------------------------------------------+
   5     | Redistribution and use in source and binary forms, with or without |
   6     | modification, are permitted provided that the conditions mentioned |
   7     | in the accompanying LICENSE file are met.                          |
   8     +--------------------------------------------------------------------+
   9     | Copyright (c) 2004-2014, Michael Wallner <mike@php.net>            |
  10     +--------------------------------------------------------------------+
  11 */
  12
  13 #include "php_http_api.h"
  14
  15 #include "php_network.h"
  16 #include "zend_closures.h"
  17
  18 #if PHP_HTTP_HAVE_LIBCURL
  19
  20 typedef struct php_http_client_curl_user_ev {
  21         php_stream *socket;
  22         php_http_client_curl_user_context_t *context;
  23 } php_http_client_curl_user_ev_t;
  24
  25 static ZEND_NAMED_FUNCTION(php_http_client_curl_user_handler)
  26 {
  27         zval *zstream = NULL, *zclient = NULL;
  28         php_stream *stream = NULL;
  29         long action = 0;
  30         php_socket_t fd = CURL_SOCKET_TIMEOUT;
  31         php_http_client_object_t *client = NULL;
  32         php_http_client_curl_t *curl;
  33
  34         if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "O|rl", &zclient, php_http_client_get_class_entry(), &zstream, &action)) {
  35                 return;
  36         }
  37
  38         client = PHP_HTTP_OBJ(NULL, zclient);
  39         if (zstream) {
  40                 php_stream_from_zval(stream, zstream);
  41
  42                 if (SUCCESS != php_stream_cast(stream, PHP_STREAM_AS_SOCKETD, (void *) &fd, 1)) {
  43                         return;
  44                 }
  45         }
  46         php_http_client_curl_loop(client->client, fd, action);
  47
  48         curl = client->client->ctx;
  49         RETVAL_LONG(curl->unfinished);
  50 }
  51
  52 static void php_http_client_curl_user_timer(CURLM *multi, long timeout_ms, void *timer_data)
  53 {
  54         php_http_client_curl_user_context_t *context = timer_data;
  55
  56 #if DBG_EVENTS
  57         fprintf(stderr, "\ntimer <- timeout_ms: %ld\n", timeout_ms);
  58 #endif
  59
  60         if (timeout_ms >= 0) {
  61                 zval args[1], *ztimeout = &args[0];
  62
  63                 ZVAL_LONG(ztimeout, timeout_ms);
  64                 php_http_object_method_call(&context->timer, &context->user, NULL, 1, args);
  65                 zval_ptr_dtor(ztimeout);
  66         }
  67 }
  68
  69 static int php_http_client_curl_user_socket(CURL *easy, curl_socket_t sock, int action, void *socket_data, void *assign_data)
  70 {
  71         php_http_client_curl_user_context_t *ctx = socket_data;
  72         php_http_client_curl_t *curl = ctx->client->ctx;
  73         php_http_client_curl_user_ev_t *ev = assign_data;
  74         zval args[2], *zaction = &args[1], *zsocket = &args[0];
  75
  76 #if DBG_EVENTS
  77         fprintf(stderr, "S");
  78 #endif
  79
  80         if (!ev) {
  81                 ev = ecalloc(1, sizeof(*ev));
  82                 ev->context = ctx;
  83                 ev->socket = php_stream_sock_open_from_socket(sock, NULL);
  84
  85                 curl_multi_assign(curl->handle->multi, sock, ev);
  86         }
  87
  88         switch (action) {
  89                 case CURL_POLL_IN:
  90                 case CURL_POLL_OUT:
  91                 case CURL_POLL_INOUT:
  92                 case CURL_POLL_REMOVE:
  93                 case CURL_POLL_NONE:
  94                         php_stream_to_zval(ev->socket, zsocket);
  95                         Z_TRY_ADDREF_P(zsocket);
  96                         ZVAL_LONG(zaction, action);
  97                         php_http_object_method_call(&ctx->socket, &ctx->user, NULL, 2, args);
  98                         zval_ptr_dtor(zsocket);
  99                         zval_ptr_dtor(zaction);
 100                         break;
 101
 102                 default:
 103                         php_error_docref(NULL, E_WARNING, "Unknown socket action %d", action);
 104                         return -1;
 105         }
 106
 107         if (action == CURL_POLL_REMOVE) {
 108                 php_stream_close(ev->socket);
 109                 efree(ev);
 110                 curl_multi_assign(curl->handle->multi, sock, NULL);
 111         }
 112         return 0;
 113 }
 114
 115 static ZEND_RESULT_CODE php_http_client_curl_user_once(void *context)
 116 {
 117         php_http_client_curl_user_context_t *ctx = context;
 118
 119 #if DBG_EVENTS
 120         fprintf(stderr, "O");
 121 #endif
 122
 123         return php_http_object_method_call(&ctx->once, &ctx->user, NULL, 0, NULL);
 124 }
 125
 126 static ZEND_RESULT_CODE php_http_client_curl_user_wait(void *context, struct timeval *custom_timeout)
 127 {
 128         php_http_client_curl_user_context_t *ctx = context;
 129         struct timeval timeout;
 130         zval args[1], *ztimeout = &args[0];
 131         ZEND_RESULT_CODE rv;
 132
 133 #if DBG_EVENTS
 134         fprintf(stderr, "W");
 135 #endif
 136
 137         if (!custom_timeout || !timerisset(custom_timeout)) {
 138                 php_http_client_curl_get_timeout(ctx->client->ctx, 1000, &timeout);
 139                 custom_timeout = &timeout;
 140         }
 141
 142         ZVAL_LONG(ztimeout, custom_timeout->tv_sec * 1000 + custom_timeout->tv_usec / 1000);
 143         rv = php_http_object_method_call(&ctx->wait, &ctx->user, NULL, 1, args);
 144         zval_ptr_dtor(ztimeout);
 145
 146         return rv;
 147 }
 148
 149 static ZEND_RESULT_CODE php_http_client_curl_user_exec(void *context)
 150 {
 151         php_http_client_curl_user_context_t *ctx = context;
 152         php_http_client_curl_t *curl = ctx->client->ctx;
 153
 154 #if DBG_EVENTS
 155         fprintf(stderr, "E");
 156 #endif
 157
 158         /* kickstart */
 159         php_http_client_curl_loop(ctx->client, CURL_SOCKET_TIMEOUT, 0);
 160
 161         do {
 162                 if (SUCCESS != php_http_object_method_call(&ctx->send, &ctx->user, NULL, 0, NULL)) {
 163                         return FAILURE;
 164                 }
 165         } while (curl->unfinished && !EG(exception));
 166
 167         return SUCCESS;
 168 }
 169
 170 static void *php_http_client_curl_user_init(php_http_client_t *client, void *user_data)
 171 {
 172         php_http_client_curl_t *curl = client->ctx;
 173         php_http_client_curl_user_context_t *ctx;
 174         php_http_object_method_t init;
 175         zval args[1], *zclosure = &args[0];
 176
 177 #if DBG_EVENTS
 178         fprintf(stderr, "I");
 179 #endif
 180
 181         ctx = ecalloc(1, sizeof(*ctx));
 182         ctx->client = client;
 183         ZVAL_COPY(&ctx->user, user_data);
 184
 185         memset(&ctx->closure, 0, sizeof(ctx->closure));
 186         ctx->closure.common.type = ZEND_INTERNAL_FUNCTION;
 187         ctx->closure.common.function_name = zend_string_init(ZEND_STRL("php_http_client_curl_user_handler"), 0);
 188         ctx->closure.internal_function.handler = php_http_client_curl_user_handler;
 189
 190         zend_create_closure(zclosure, &ctx->closure, NULL, NULL, NULL);
 191
 192         php_http_object_method_init(&init, &ctx->user, ZEND_STRL("init"));
 193         php_http_object_method_call(&init, &ctx->user, NULL, 1, args);
 194         php_http_object_method_dtor(&init);
 195         zval_ptr_dtor(zclosure);
 196
 197         php_http_object_method_init(&ctx->timer, &ctx->user, ZEND_STRL("timer"));
 198         php_http_object_method_init(&ctx->socket, &ctx->user, ZEND_STRL("socket"));
 199         php_http_object_method_init(&ctx->once, &ctx->user, ZEND_STRL("once"));
 200         php_http_object_method_init(&ctx->wait, &ctx->user, ZEND_STRL("wait"));
 201         php_http_object_method_init(&ctx->send, &ctx->user, ZEND_STRL("send"));
 202
 203         curl_multi_setopt(curl->handle->multi, CURLMOPT_SOCKETDATA, ctx);
 204         curl_multi_setopt(curl->handle->multi, CURLMOPT_SOCKETFUNCTION, php_http_client_curl_user_socket);
 205         curl_multi_setopt(curl->handle->multi, CURLMOPT_TIMERDATA, ctx);
 206         curl_multi_setopt(curl->handle->multi, CURLMOPT_TIMERFUNCTION, php_http_client_curl_user_timer);
 207
 208         return ctx;
 209 }
 210
 211 static void php_http_client_curl_user_dtor(void **context)
 212 {
 213         php_http_client_curl_user_context_t *ctx = *context;
 214         php_http_client_curl_t *curl;
 215
 216 #if DBG_EVENTS
 217         fprintf(stderr, "D");
 218 #endif
 219
 220         curl = ctx->client->ctx;
 221
 222         curl_multi_setopt(curl->handle->multi, CURLMOPT_SOCKETDATA, NULL);
 223         curl_multi_setopt(curl->handle->multi, CURLMOPT_SOCKETFUNCTION, NULL);
 224         curl_multi_setopt(curl->handle->multi, CURLMOPT_TIMERDATA, NULL);
 225         curl_multi_setopt(curl->handle->multi, CURLMOPT_TIMERFUNCTION, NULL);
 226
 227         php_http_object_method_dtor(&ctx->timer);
 228         php_http_object_method_dtor(&ctx->socket);
 229         php_http_object_method_dtor(&ctx->once);
 230         php_http_object_method_dtor(&ctx->wait);
 231         php_http_object_method_dtor(&ctx->send);
 232
 233         zend_string_release(ctx->closure.common.function_name);
 234         zval_ptr_dtor(&ctx->user);
 235
 236         efree(ctx);
 237         *context = NULL;
 238 }
 239
 240 static php_http_client_curl_ops_t php_http_client_curl_user_ops = {
 241         &php_http_client_curl_user_init,
 242         &php_http_client_curl_user_dtor,
 243         &php_http_client_curl_user_once,
 244         &php_http_client_curl_user_wait,
 245         &php_http_client_curl_user_exec,
 246 };
 247
 248 php_http_client_curl_ops_t *php_http_client_curl_user_ops_get()
 249 {
 250         return &php_http_client_curl_user_ops;
 251 }
 252
 253 static zend_class_entry *php_http_client_curl_user_class_entry;
 254
 255 zend_class_entry *php_http_client_curl_user_get_class_entry()
 256 {
 257         return php_http_client_curl_user_class_entry;
 258 }
 259
 260 ZEND_BEGIN_ARG_INFO_EX(ai_init, 0, 0, 1)
 261         /* using IS_CALLABLE type hint would create a forwards compatibility break */
 262         ZEND_ARG_INFO(0, run)
 263 ZEND_END_ARG_INFO();
 264 ZEND_BEGIN_ARG_INFO_EX(ai_timer, 0, 0, 1)
 265 #if PHP_VERSION_ID >= 70000
 266         ZEND_ARG_TYPE_INFO(0, timeout_ms, IS_LONG, 0)
 267 #else
 268         ZEND_ARG_INFO(0, timeout_ms)
 269 #endif
 270 ZEND_END_ARG_INFO();
 271 ZEND_BEGIN_ARG_INFO_EX(ai_socket, 0, 0, 2)
 272         ZEND_ARG_INFO(0, socket)
 273 #if PHP_VERSION_ID >= 70000
 274         ZEND_ARG_TYPE_INFO(0, action, IS_LONG, 0)
 275 #else
 276         ZEND_ARG_INFO(0, action)
 277 #endif
 278 ZEND_END_ARG_INFO();
 279 ZEND_BEGIN_ARG_INFO_EX(ai_once, 0, 0, 0)
 280 ZEND_END_ARG_INFO();
 281 ZEND_BEGIN_ARG_INFO_EX(ai_wait, 0, 0, 0)
 282 #if PHP_VERSION_ID >= 70000
 283         ZEND_ARG_TYPE_INFO(0, timeout_ms, IS_LONG, 0)
 284 #else
 285         ZEND_ARG_INFO(0, timeout_ms)
 286 #endif
 287 ZEND_END_ARG_INFO();
 288 ZEND_BEGIN_ARG_INFO_EX(ai_send, 0, 0, 0)
 289 ZEND_END_ARG_INFO();
 290
 291 static zend_function_entry php_http_client_curl_user_methods[] = {
 292         PHP_ABSTRACT_ME(HttpClientCurlUser, init, ai_init)
 293         PHP_ABSTRACT_ME(HttpClientCurlUser, timer, ai_timer)
 294         PHP_ABSTRACT_ME(HttpClientCurlUser, socket, ai_socket)
 295         PHP_ABSTRACT_ME(HttpClientCurlUser, once, ai_once)
 296         PHP_ABSTRACT_ME(HttpClientCurlUser, wait, ai_wait)
 297         PHP_ABSTRACT_ME(HttpClientCulrUser, send, ai_send)
 298         {0}
 299 };
 300
 301 PHP_MINIT_FUNCTION(http_client_curl_user)
 302 {
 303         zend_class_entry ce = {0};
 304
 305         INIT_NS_CLASS_ENTRY(ce, "http\\Client\\Curl", "User", php_http_client_curl_user_methods);
 306         php_http_client_curl_user_class_entry = zend_register_internal_interface(&ce);
 307
 308         zend_declare_class_constant_long(php_http_client_curl_user_class_entry, ZEND_STRL("POLL_NONE"), CURL_POLL_NONE);
 309         zend_declare_class_constant_long(php_http_client_curl_user_class_entry, ZEND_STRL("POLL_IN"), CURL_POLL_IN);
 310         zend_declare_class_constant_long(php_http_client_curl_user_class_entry, ZEND_STRL("POLL_OUT"), CURL_POLL_OUT);
 311         zend_declare_class_constant_long(php_http_client_curl_user_class_entry, ZEND_STRL("POLL_INOUT"), CURL_POLL_INOUT);
 312         zend_declare_class_constant_long(php_http_client_curl_user_class_entry, ZEND_STRL("POLL_REMOVE"), CURL_POLL_REMOVE);
 313
 314         return SUCCESS;
 315 }
 316
 317 #endif /* PHP_HTTP_HAVE_LIBCURL */
 318
 319 /*
 320  * Local variables:
 321  * tab-width: 4
 322  * c-basic-offset: 4
 323  * End:
 324  * vim600: noet sw=4 ts=4 fdm=marker
 325  * vim<600: noet sw=4 ts=4
 326  */