1 //
2 //
3 // Copyright 2015 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 //     http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18 
19 #ifndef GRPC_SRC_CORE_LIB_ADDRESS_UTILS_PARSE_ADDRESS_H
20 #define GRPC_SRC_CORE_LIB_ADDRESS_UTILS_PARSE_ADDRESS_H
21 
22 #include <grpc/support/port_platform.h>
23 
24 #include <stdint.h>
25 
26 #include "absl/status/statusor.h"
27 #include "absl/strings/string_view.h"
28 
29 #include "src/core/lib/iomgr/error.h"
30 #include "src/core/lib/iomgr/resolved_address.h"
31 #include "src/core/lib/uri/uri_parser.h"
32 
33 /// Populate \a resolved_addr from \a uri, whose path is expected to contain a
34 /// unix socket path. Returns true upon success.
35 bool grpc_parse_unix(const grpc_core::URI& uri,
36                      grpc_resolved_address* resolved_addr);
37 
38 /// Populate \a resolved_addr from \a uri, whose path is expected to contain a
39 /// unix socket path in the abstract namespace. Returns true upon success.
40 bool grpc_parse_unix_abstract(const grpc_core::URI& uri,
41                               grpc_resolved_address* resolved_addr);
42 
43 /// Populate \a resolved_addr from \a uri, whose path is expected to contain an
44 /// IPv4 host:port pair. Returns true upon success.
45 bool grpc_parse_ipv4(const grpc_core::URI& uri,
46                      grpc_resolved_address* resolved_addr);
47 
48 /// Populate \a resolved_addr from \a uri, whose path is expected to contain an
49 /// IPv6 host:port pair. Returns true upon success.
50 bool grpc_parse_ipv6(const grpc_core::URI& uri,
51                      grpc_resolved_address* resolved_addr);
52 
53 /// Populate \a resolved_addr from \a uri. Returns true upon success.
54 bool grpc_parse_uri(const grpc_core::URI& uri,
55                     grpc_resolved_address* resolved_addr);
56 
57 /// Parse bare IPv4 or IPv6 "IP:port" strings.
58 bool grpc_parse_ipv4_hostport(absl::string_view hostport,
59                               grpc_resolved_address* addr, bool log_errors);
60 bool grpc_parse_ipv6_hostport(absl::string_view hostport,
61                               grpc_resolved_address* addr, bool log_errors);
62 
63 // Converts named or numeric port to a uint16 suitable for use in a sockaddr.
64 uint16_t grpc_strhtons(const char* port);
65 
66 namespace grpc_core {
67 
68 // Parses an IPv4 or IPv6 address string and returns a sockaddr with the
69 // specified address and port.
70 absl::StatusOr<grpc_resolved_address> StringToSockaddr(
71     absl::string_view address_and_port);
72 absl::StatusOr<grpc_resolved_address> StringToSockaddr(
73     absl::string_view address, int port);
74 
75 /// Populate \a resolved_addr to be a unix socket at |path|
76 grpc_error_handle UnixSockaddrPopulate(absl::string_view path,
77                                        grpc_resolved_address* resolved_addr);
78 
79 /// Populate \a resolved_addr to be a unix socket in the abstract namespace
80 /// at |path|
81 grpc_error_handle UnixAbstractSockaddrPopulate(
82     absl::string_view path, grpc_resolved_address* resolved_addr);
83 
84 }  // namespace grpc_core
85 
86 #endif  // GRPC_SRC_CORE_LIB_ADDRESS_UTILS_PARSE_ADDRESS_H
87