diff options
Diffstat (limited to 'libcutils/adb_networking.c')
| -rw-r--r-- | libcutils/adb_networking.c | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/libcutils/adb_networking.c b/libcutils/adb_networking.c deleted file mode 100644 index d819d44c8..000000000 --- a/libcutils/adb_networking.c +++ /dev/null @@ -1,172 +0,0 @@ -/* libs/utils/adb_networking.c -** -** Copyright 2006, The Android Open Source Project -** -** Licensed under the Apache License, Version 2.0 (the "License"); -** you may not use this file except in compliance with the License. -** You may obtain a copy of the License at -** -** http://www.apache.org/licenses/LICENSE-2.0 -** -** Unless required by applicable law or agreed to in writing, software -** distributed under the License is distributed on an "AS IS" BASIS, -** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -** See the License for the specific language governing permissions and -** limitations under the License. -*/ - -#define ADB_PORT 5037 - -#define _GNU_SOURCE /* for asprintf */ -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include <errno.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <string.h> - -#include <cutils/adb_networking.h> -#include <cutils/sockets.h> -#include <cutils/properties.h> - -#define ADB_RESPONSE_SIZE 4 - -/** - * Unfortunately, java.net.Socket wants to create it's filedescriptor early - * So, this function takes an fd that must be an unconnected - * PF_LOCAL SOCK_STREAM - */ -int adb_networking_connect_fd(int fd, struct sockaddr_in *p_address) -{ - struct sockaddr_in local_addr; - socklen_t alen; - char *cmd; - char buf[ADB_RESPONSE_SIZE + 1]; - ssize_t count_read; - int ret; - int err; - /* for impl of inet_ntoa below*/ - union { - uint8_t b[4]; - uint32_t l; - } a; - - /* First, connect to adb */ - - memset(&local_addr, 0, sizeof(local_addr)); - local_addr.sin_family = AF_INET; - local_addr.sin_port = htons(ADB_PORT); - local_addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK); - - do { - err = connect(fd, (struct sockaddr *) &local_addr, sizeof(local_addr)); - } while (err < 0 && errno == EINTR); - - if (err < 0) { - return -1; - } - - a.l = p_address->sin_addr.s_addr; - - // compose the command - asprintf(&cmd, "tcp:%u:%u.%u.%u.%u", - (unsigned int)ntohs(p_address->sin_port), - a.b[0],a.b[1],a.b[2],a.b[3]); - - // buf is now the ascii hex length of cmd - snprintf(buf, sizeof(buf), "%04X", strlen(cmd)); - - // write the 4-byte length - do { - err = write(fd, buf, 4); - } while (err < 0 && errno == EINTR); - - // write the command - do { - err = write(fd, cmd, strlen(cmd)); - } while (err < 0 && errno == EINTR); - - // read the result - do { - count_read = read(fd, buf, sizeof(buf) - 1); - } while (count_read < 0 && errno != EINTR); - - if (count_read == ADB_RESPONSE_SIZE - && 0 == strncmp(buf, "OKAY", ADB_RESPONSE_SIZE)) { - ret = 0; - } else { - /* what errno here? <shrug? */ - errno = ENETUNREACH; - ret = -1; - } - - free(cmd); - - return ret; -} - -/** - * Fills in *p_out_addr and returns 0 on success - * Memset's *p_out_addr and returns -1 on fail - */ - -int adb_networking_gethostbyname(const char *name, struct in_addr *p_out_addr) -{ - int fd; - char *cmd = NULL; - char buf[ADB_RESPONSE_SIZE + 1]; - int err; - ssize_t count_read; - - fd = socket_loopback_client(ADB_PORT, SOCK_STREAM); - - if (fd < 0) { - return -1; - } - - // compose the command - asprintf(&cmd, "dns:%s", name); - - // buf is now the ascii hex length of cmd - snprintf(buf, sizeof(buf), "%04X", strlen(cmd)); - - // write the 4-byte length - do { - err = write(fd, buf, 4); - } while (err < 0 && errno == EINTR); - - // write the command - do { - err = write(fd, cmd, strlen(cmd)); - } while (err < 0 && errno == EINTR); - - // read the result - do { - count_read = read(fd, buf, ADB_RESPONSE_SIZE); - } while (count_read < 0 && errno != EINTR); - - if (count_read != ADB_RESPONSE_SIZE - || 0 != strncmp(buf, "OKAY", ADB_RESPONSE_SIZE)) { - goto error; - } - - // read the actual IP address - do { - count_read = read(fd, &(p_out_addr->s_addr), sizeof(p_out_addr->s_addr)); - } while (count_read < 0 && errno != EINTR); - - if (count_read != 4) { - goto error; - } - - free(cmd); - close(fd); - return 0; -error: - free(cmd); - close(fd); - memset(p_out_addr, 0, sizeof(struct in_addr)); - return -1; -} - |