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61 lines
1.4 KiB
61 lines
1.4 KiB
/* |
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* Copyright (C) 2015 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#define LOG_TAG "libtrusty" |
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#include <errno.h> |
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#include <fcntl.h> |
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#include <stdbool.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <sys/ioctl.h> |
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#include <unistd.h> |
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#include <log/log.h> |
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#include "tipc_ioctl.h" |
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int tipc_connect(const char *dev_name, const char *srv_name) |
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{ |
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int fd; |
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int rc; |
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fd = open(dev_name, O_RDWR); |
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if (fd < 0) { |
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rc = -errno; |
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ALOGE("%s: cannot open tipc device \"%s\": %s\n", |
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__func__, dev_name, strerror(errno)); |
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return rc < 0 ? rc : -1; |
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} |
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rc = ioctl(fd, TIPC_IOC_CONNECT, srv_name); |
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if (rc < 0) { |
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rc = -errno; |
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ALOGE("%s: can't connect to tipc service \"%s\" (err=%d)\n", |
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__func__, srv_name, errno); |
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close(fd); |
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return rc < 0 ? rc : -1; |
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} |
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ALOGV("%s: connected to \"%s\" fd %d\n", __func__, srv_name, fd); |
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return fd; |
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} |
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void tipc_close(int fd) |
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{ |
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close(fd); |
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}
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