| /* |
| * |
| * Copyright 2016, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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 COPYRIGHT |
| * OWNER OR CONTRIBUTORS 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. |
| * |
| */ |
| |
| #include "src/core/ext/client_channel/parse_address.h" |
| #include "src/core/lib/iomgr/sockaddr.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| #ifdef GRPC_HAVE_UNIX_SOCKET |
| #include <sys/un.h> |
| #endif |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/host_port.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/string_util.h> |
| |
| #ifdef GRPC_HAVE_UNIX_SOCKET |
| |
| int parse_unix(grpc_uri *uri, grpc_resolved_address *resolved_addr) { |
| struct sockaddr_un *un = (struct sockaddr_un *)resolved_addr->addr; |
| |
| un->sun_family = AF_UNIX; |
| strcpy(un->sun_path, uri->path); |
| resolved_addr->len = strlen(un->sun_path) + sizeof(un->sun_family) + 1; |
| |
| return 1; |
| } |
| |
| #else /* GRPC_HAVE_UNIX_SOCKET */ |
| |
| int parse_unix(grpc_uri *uri, grpc_resolved_address *resolved_addr) { abort(); } |
| |
| #endif /* GRPC_HAVE_UNIX_SOCKET */ |
| |
| int parse_ipv4(grpc_uri *uri, grpc_resolved_address *resolved_addr) { |
| const char *host_port = uri->path; |
| char *host; |
| char *port; |
| int port_num; |
| int result = 0; |
| struct sockaddr_in *in = (struct sockaddr_in *)resolved_addr->addr; |
| |
| if (*host_port == '/') ++host_port; |
| if (!gpr_split_host_port(host_port, &host, &port)) { |
| return 0; |
| } |
| |
| memset(resolved_addr, 0, sizeof(grpc_resolved_address)); |
| resolved_addr->len = sizeof(struct sockaddr_in); |
| in->sin_family = AF_INET; |
| if (inet_pton(AF_INET, host, &in->sin_addr) == 0) { |
| gpr_log(GPR_ERROR, "invalid ipv4 address: '%s'", host); |
| goto done; |
| } |
| |
| if (port != NULL) { |
| if (sscanf(port, "%d", &port_num) != 1 || port_num < 0 || |
| port_num > 65535) { |
| gpr_log(GPR_ERROR, "invalid ipv4 port: '%s'", port); |
| goto done; |
| } |
| in->sin_port = htons((uint16_t)port_num); |
| } else { |
| gpr_log(GPR_ERROR, "no port given for ipv4 scheme"); |
| goto done; |
| } |
| |
| result = 1; |
| done: |
| gpr_free(host); |
| gpr_free(port); |
| return result; |
| } |
| |
| int parse_ipv6(grpc_uri *uri, grpc_resolved_address *resolved_addr) { |
| const char *host_port = uri->path; |
| char *host; |
| char *port; |
| int port_num; |
| int result = 0; |
| struct sockaddr_in6 *in6 = (struct sockaddr_in6 *)resolved_addr->addr; |
| |
| if (*host_port == '/') ++host_port; |
| if (!gpr_split_host_port(host_port, &host, &port)) { |
| return 0; |
| } |
| |
| memset(in6, 0, sizeof(*in6)); |
| resolved_addr->len = sizeof(*in6); |
| in6->sin6_family = AF_INET6; |
| if (inet_pton(AF_INET6, host, &in6->sin6_addr) == 0) { |
| gpr_log(GPR_ERROR, "invalid ipv6 address: '%s'", host); |
| goto done; |
| } |
| |
| if (port != NULL) { |
| if (sscanf(port, "%d", &port_num) != 1 || port_num < 0 || |
| port_num > 65535) { |
| gpr_log(GPR_ERROR, "invalid ipv6 port: '%s'", port); |
| goto done; |
| } |
| in6->sin6_port = htons((uint16_t)port_num); |
| } else { |
| gpr_log(GPR_ERROR, "no port given for ipv6 scheme"); |
| goto done; |
| } |
| |
| result = 1; |
| done: |
| gpr_free(host); |
| gpr_free(port); |
| return result; |
| } |