123 lines
3.4 KiB
C
123 lines
3.4 KiB
C
/*
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* Copyright (C) 2008 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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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <signal.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/socket.h>
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#include <sys/select.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include <cutils/sockets.h>
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#include <private/android_filesystem_config.h>
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int main(int argc, char **argv) {
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int sock;
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if ((sock = socket_local_client("nexus",
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ANDROID_SOCKET_NAMESPACE_RESERVED,
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SOCK_STREAM)) < 0) {
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fprintf(stderr, "Error connecting (%s)\n", strerror(errno));
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exit(1);
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}
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printf("Connected to nexus\n");
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char line[255];
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char *buffer = malloc(4096);
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int cursor = 0;
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int col = 0;
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while(1) {
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fd_set read_fds;
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struct timeval to;
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int rc = 0;
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to.tv_sec = 10;
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to.tv_usec = 0;
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FD_ZERO(&read_fds);
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FD_SET(sock, &read_fds);
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FD_SET(0, &read_fds);
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if (col == 0) {
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fprintf(stdout, "-> ");
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fflush(stdout);
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col = 3;
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}
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if ((rc = select(sock +1, &read_fds, NULL, NULL, &to)) < 0) {
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fprintf(stderr, "Error in select (%s)\n", strerror(errno));
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exit(2);
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} else if (!rc) {
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continue;
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} else if (FD_ISSET(sock, &read_fds)) {
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memset(buffer, 0, 4096);
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if ((rc = read(sock, buffer, 4096)) <= 0) {
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fprintf(stderr, "Error reading response (%s)\n", strerror(errno));
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exit(2);
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}
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int i;
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for (i = 0; i < col; i++) {
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fprintf(stdout, "%c", 8);
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}
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printf("%s", buffer);
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printf("-> ");
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for (i = 0; i < cursor; i++) {
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fprintf(stdout, "%c", line[i]);
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}
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fflush(stdout);
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} else if (FD_ISSET(0, &read_fds)) {
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char c;
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if ((rc = read(0, &c, 1)) < 0) {
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fprintf(stderr, "Error reading from terminal (%s)\n", strerror(errno));
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exit(2);
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} else if (!rc) {
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fprintf(stderr, "0 length read from terminal\n");
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exit(2);
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}
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fprintf(stdout, "%c", c);
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fflush(stdout);
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line[cursor] = c;
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if (c == '\n') {
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if ((rc = write(sock, line, strlen(line))) < 0) {
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fprintf(stderr, "Error writing to nexus (%s)\n", strerror(errno));
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exit(2);
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}
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memset(line, 0, sizeof(line));
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cursor = 0;
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col = 0;
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} else {
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cursor++;
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col++;
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}
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}
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}
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exit(0);
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}
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