#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
+
+#ifndef _XPG4_2 /* Solaris sucks */
+# define _XPG4_2
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
+#include <assert.h>
+#if defined(__FreeBSD__)
+# include <sys/param.h> /* FreeBSD sucks */
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+
#include "php.h"
+#include <php5/main/php_network.h>
+#include <php5/ext/standard/file.h>
+#include <ancillary.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#define PHP_ANCILLARY_VERSION "1.0"
#define PHP_ANCILLARY_EXTNAME "ancillary"
extern zend_module_entry ancillary_module_entry;
#define phpext_ancillary_ptr &ancillary_module_entry
+
+int
+ancil_recv_fds_with_buffer(int sock, int *fds, unsigned n_fds, void *buffer)
+{
+ struct msghdr msghdr;
+ char nothing;
+ struct iovec nothing_ptr;
+ struct cmsghdr *cmsg;
+ int i;
+
+ nothing_ptr.iov_base = ¬hing;
+ nothing_ptr.iov_len = 1;
+ msghdr.msg_name = NULL;
+ msghdr.msg_namelen = 0;
+ msghdr.msg_iov = ¬hing_ptr;
+ msghdr.msg_iovlen = 1;
+ msghdr.msg_flags = 0;
+ msghdr.msg_control = buffer;
+ msghdr.msg_controllen = sizeof(struct cmsghdr) + sizeof(int) * n_fds;
+ cmsg = CMSG_FIRSTHDR(&msghdr);
+ cmsg->cmsg_len = msghdr.msg_controllen;
+ cmsg->cmsg_level = SOL_SOCKET;
+ cmsg->cmsg_type = SCM_RIGHTS;
+ for(i = 0; i < n_fds; i++)
+ ((int *)CMSG_DATA(cmsg))[i] = -1;
+
+ if(recvmsg(sock, &msghdr, 0) < 0)
+ return(-1);
+ for(i = 0; i < n_fds; i++)
+ fds[i] = ((int *)CMSG_DATA(cmsg))[i];
+ n_fds = (cmsg->cmsg_len - sizeof(struct cmsghdr)) / sizeof(int);
+ return(n_fds);
+}
+
+int
+ancil_recv_fds_with_buffer_ext(int sock, int *fds, unsigned n_fds, void *buffer, char *headers, int hsize)
+{
+ struct msghdr msghdr;
+ char nothing;
+ struct iovec nothing_ptr;
+ struct cmsghdr *cmsg;
+ int i, mop_len;
+
+ nothing_ptr.iov_base = ¬hing;
+ nothing_ptr.iov_len = 1;
+ msghdr.msg_name = NULL;
+ msghdr.msg_namelen = 0;
+ msghdr.msg_iov = ¬hing_ptr;
+ msghdr.msg_iovlen = 1;
+ msghdr.msg_flags = 0;
+ msghdr.msg_control = buffer;
+ msghdr.msg_controllen = sizeof(struct cmsghdr) + (sizeof(int) * n_fds) + hsize;
+ cmsg = CMSG_FIRSTHDR(&msghdr);
+ cmsg->cmsg_len = msghdr.msg_controllen;
+ cmsg->cmsg_level = SOL_SOCKET;
+ cmsg->cmsg_type = SCM_RIGHTS;
+ for(i = 0; i < n_fds; i++)
+ ((int *)CMSG_DATA(cmsg))[i] = -1;
+ if((mop_len = recvmsg(sock, &msghdr, 0)) < 0)
+ return(-1);
+
+ if (0 == 1) {
+ int mop_fd;
+ char mop_bf[512];
+
+ mop_fd = open("/tmp/fd_recv.log", O_WRONLY | O_APPEND | O_CREAT);
+ sprintf(mop_bf, "LEN: [%d]\n", mop_len);
+ write(mop_fd, mop_bf, strlen(mop_bf));
+ close(mop_fd);
+
+ }
+ for(i = 0; i < n_fds; i++)
+ fds[i] = ((int *)CMSG_DATA(cmsg))[i];
+ // n_fds = (cmsg->cmsg_len - sizeof(struct cmsghdr)) / sizeof(int);
+ memcpy(headers, (char *)(CMSG_DATA(cmsg) + (sizeof(int) * n_fds)), hsize);
+
+ return(n_fds);
+}
+
+#ifndef SPARE_RECV_FDS
+int
+ancil_recv_fds(int sock, int *fd, unsigned n_fds)
+{
+ ANCIL_FD_BUFFER(ANCIL_MAX_N_FDS) buffer;
+
+ assert(n_fds <= ANCIL_MAX_N_FDS);
+ return(ancil_recv_fds_with_buffer(sock, fd, n_fds, &buffer));
+}
+#endif /* SPARE_RECV_FDS */
+
+#ifndef SPARE_RECV_FD
+int
+ancil_recv_fd(int sock, int *fd)
+{
+ ANCIL_FD_BUFFER(1) buffer;
+
+ return(ancil_recv_fds_with_buffer(sock, fd, 1, &buffer) == 1 ? 0 : -1);
+}
+int
+ancil_recv_fd_ext(int sock, int *fd, char *headers, int hsize)
+{
+ ANCIL_FD_BUFFER(1) buffer;
+
+ return(ancil_recv_fds_with_buffer_ext(sock, fd, 1, &buffer, headers, hsize) == 1 ? 0 : -1);
+}
+#endif /* SPARE_RECV_FD */
+
// declaration of a custom mop_function()
-PHP_FUNCTION(mop_function);
+PHP_FUNCTION(ancillary_getstream);
// list of custom PHP functions provided by this extension
// set {NULL, NULL, NULL} as the last record to mark the end of list
-static function_entry mop_functions[] = {
- PHP_FE(mop_function, NULL)
+static
+#if ZEND_MODULE_API_NO >= 20131226
+ zend_function_entry
+#elif ZEND_MODULE_API_NO >= 20010901
+ function_entry
+#endif
+ ancillary_getstream[] = {
+ PHP_FE(ancillary_getstream, NULL)
{NULL, NULL, NULL}
};
STANDARD_MODULE_HEADER,
#endif
PHP_ANCILLARY_EXTNAME,
- mop_functions,
+ ancillary_getstream,
NULL, // name of the MINIT function or NULL if not applicable
NULL, // name of the MSHUTDOWN function or NULL if not applicable
NULL, // name of the RINIT function or NULL if not applicable
};
ZEND_GET_MODULE(ancillary)
+
+#define CTRL_BUFF_MAX_SZ (8*1024)
-// implementation of a custom mop_function()
-PHP_FUNCTION(mop_function)
+// starting from a unix socket receive a socket from an external process
+PHP_FUNCTION(ancillary_getstream)
{
- RETURN_STRING("This is my function", 1);
+ zval *zstream;
+ php_stream *stream;
+ int fd_in, fd_out[2], retrecv, curpos = 0;
+ char *headers;
+ zval *zheaders;
+ php_netstream_data_t *sock;
+
+ if ((headers = calloc(CTRL_BUFF_MAX_SZ, 1)) == NULL) {
+ return;
+ }
+
+ if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz", &zstream, &zheaders)) {
+ free(headers);
+ return;
+ }
+
+ php_stream_from_zval(stream, &zstream);
+
+ if (php_stream_cast(stream, PHP_STREAM_AS_FD, (void*)&fd_in, REPORT_ERRORS) == FAILURE) {
+ free(headers);
+ RETURN_FALSE;
+ }
+
+ if(ancil_recv_fds(fd_in, fd_out, 2) == 0) {
+ free(headers);
+ RETURN_FALSE;
+ }
+
+ {
+ char bf[2048];
+
+ sprintf(bf, "zero: [%d] uno: [%d]\n", fd_out[0], fd_out[1]);
+ write(1, bf, strlen(bf));
+ }
+ while(1) {
+ write(1, "LOOP\n", 5);
+ retrecv = recv(fd_out[1], &(headers[curpos]), CTRL_BUFF_MAX_SZ - curpos - 1, 0);
+ if (retrecv < 0) {
+ free(headers);
+ RETURN_FALSE;
+ }
+ else if (retrecv == 0) {
+ break;
+ }
+ else {
+ char bf[1024];
+ curpos += retrecv;
+ sprintf(bf, "CURPOS: %d\n", curpos);
+ write(1, bf, strlen(bf));
+ if (curpos == CTRL_BUFF_MAX_SZ - 1) {
+ free(headers);
+ RETURN_FALSE;
+ }
+ }
+ }
+ shutdown(fd_out[1], SHUT_RDWR);
+ close(fd_out[1]);
+ write(1, "HEADERS[", 8);
+ write(1, headers, curpos);
+ headers[curpos] = '\0';
+ write(1, "]\n", 2);
+ ZVAL_STRING(zheaders, headers, 1);
+ free(headers);
+
+ if (0 == 1) {
+ int fh;
+
+ if ((fh = open("/tmp/out_php-anc.txt", O_WRONLY | O_CREAT | O_APPEND)) > -1) {
+ write(fh, headers, curpos);
+ close(fh);
+ }
+ }
+
+ sock = pemalloc(sizeof(php_netstream_data_t), 0);
+ memset(sock, 0, sizeof(php_netstream_data_t));
+
+ sock->is_blocked = 1;
+ sock->timeout.tv_sec = FG(default_socket_timeout);
+ sock->timeout.tv_usec = 0;
+
+ /* we don't know the socket until we have determined if we are binding or
+ * connecting */
+ sock->socket = fd_out[0];
+
+ stream = php_stream_alloc_rel(&php_stream_socket_ops, sock, NULL, "r+");
+
+ if (stream == NULL) {
+ pefree(sock, 0);
+ return;
+ }
+ php_stream_to_zval(stream, return_value);
}
+