X-Git-Url: https://mop.ddnsfree.com/gitweb/?p=php-ancillary.git;a=blobdiff_plain;f=fd_recv.c;fp=fd_recv.c;h=0000000000000000000000000000000000000000;hp=e5795747c0dc2aa46cf46f2de16ead1556ad30ef;hb=fb0fe2c49024cc3d711e092108066270a094b955;hpb=8350cbc890f6d7a9da6f57ed2b072dfbd4d2d54f diff --git a/fd_recv.c b/fd_recv.c deleted file mode 100644 index e579574..0000000 --- a/fd_recv.c +++ /dev/null @@ -1,157 +0,0 @@ -/*************************************************************************** - * libancillary - black magic on Unix domain sockets - * (C) Nicolas George - * fd_send.c - receiving file descriptors - ***************************************************************************/ - -/* - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO - * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; - * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _XPG4_2 /* Solaris sucks */ -# define _XPG4_2 -#endif - -#include -#include -#include -#include -#include -#include -#if defined(__FreeBSD__) -# include /* FreeBSD sucks */ -#endif - -#include -#include -#include -#include -#include - -#include "ancillary.h" - -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); - - { - 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 */