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2015-10-16 00:33:37 +00:00
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< li class = "navelem" > < a class = "el" href = "../../dir_39dc0668bd5a501998f94e8b4e546c71.html" > media< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_279fd47bebb21302c25cfb685e84c359.html" > file< / a > < / li > < / ul >
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< div class = "title" > udp_file_posix.cc< / div > < / div >
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2014 Google Inc. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // Use of this source code is governed by a BSD-style< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // license that can be found in the LICENSE file or at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > // https://developers.google.com/open-source/licenses/bsd< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #include " packager/media/file/udp_file.h" < / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "preprocessor" > #include < arpa/inet.h> < / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "preprocessor" > #include < errno.h> < / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > #include < gflags/gflags.h> < / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include < strings.h> < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include < sys/socket.h> < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include < unistd.h> < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " packager/base/logging.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " packager/base/strings/string_number_conversions.h" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "comment" > // TODO(tinskip): Adapt to work with winsock.< / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   DEFINE_string(udp_interface_address,< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "stringliteral" > " 0.0.0.0" < / span > ,< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "stringliteral" > " IP address of the interface over which to receive UDP unicast" < / span > < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "stringliteral" > " or multicast streams" < / span > );< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keyword" > namespace < / span > edash_packager {< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > kInvalidSocket(-1);< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "keywordtype" > bool< / span > StringToIpv4Address(< span class = "keyword" > const< / span > std::string& addr_in, uint32_t* addr_out) {< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   DCHECK(addr_out);< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   *addr_out = 0;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "keywordtype" > size_t< / span > start_pos(0);< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keywordtype" > size_t< / span > end_pos(0);< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < 4; ++i) {< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   end_pos = addr_in.find(< span class = "charliteral" > ' .' < / span > , start_pos);< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keywordflow" > if< / span > ((end_pos == std::string::npos) != (i == 3))< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keywordtype" > unsigned< / span > addr_byte;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keywordflow" > if< / span > (!base::StringToUint(addr_in.substr(start_pos, end_pos - start_pos),< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   & addr_byte)< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   || (addr_byte > 255))< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   *addr_out < < = 8;< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   *addr_out |= addr_byte;< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   start_pos = end_pos + 1;< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   }< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   }< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "keywordtype" > bool< / span > StringToIpv4AddressAndPort(< span class = "keyword" > const< / span > std::string& addr_and_port,< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   uint32_t* addr,< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   uint16_t* port) {< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   DCHECK(addr);< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   DCHECK(port);< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keywordtype" > size_t< / span > colon_pos = addr_and_port.find(< span class = "charliteral" > ' :' < / span > );< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordflow" > if< / span > (colon_pos == std::string::npos) {< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   }< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keywordflow" > if< / span > (!StringToIpv4Address(addr_and_port.substr(0, colon_pos), addr))< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keywordtype" > unsigned< / span > port_value;< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keywordflow" > if< / span > (!base::StringToUint(addr_and_port.substr(colon_pos + 1),< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   & port_value) ||< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   (port_value > 65535))< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   *port = port_value;< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   }< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < span class = "keywordtype" > bool< / span > IsIpv4MulticastAddress(uint32_t addr) {< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "keywordflow" > return< / span > (addr & 0xf0000000) == 0xe0000000;< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   }< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   } < span class = "comment" > // anonymous namespace< / span > < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#ad52585a56c199c3f5887d5dd77be9142" > 84< / a > < / span >   < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#ad52585a56c199c3f5887d5dd77be9142" > UdpFile::UdpFile< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > char< / span > * file_name) :< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < a class = "code" href = "../../de/d19/classedash__packager_1_1media_1_1File.html" > File< / a > (file_name),< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   socket_(kInvalidSocket) {}< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   UdpFile::~UdpFile() {}< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < / div >
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< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a10c51a75395ecb97f89124e296a349d9" > 90< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a10c51a75395ecb97f89124e296a349d9" > UdpFile::Close< / a > () {< / div >
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< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "keywordflow" > if< / span > (socket_ != kInvalidSocket) {< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   close(socket_);< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   socket_ = kInvalidSocket;< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   }< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "keyword" > delete< / span > < span class = "keyword" > this< / span > ;< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   }< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < / div >
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< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#aefea0adecf58c67cfde19e095ef027c3" > 99< / a > < / span >   int64_t < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#aefea0adecf58c67cfde19e095ef027c3" > UdpFile::Read< / a > (< span class = "keywordtype" > void< / span > * buffer, uint64_t length) {< / div >
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< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   DCHECK(buffer);< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   DCHECK_GE(length, 65535u)< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < < < span class = "stringliteral" > " Buffer may be too small to read entire datagram." < / span > ;< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < span class = "keywordflow" > if< / span > (socket_ == kInvalidSocket)< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   int64_t result;< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "keywordflow" > do< / span > {< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   result = recvfrom(socket_, buffer, length, 0, NULL, 0);< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   } < span class = "keywordflow" > while< / span > ((result == -1) & & (errno == EINTR));< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   }< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < / div >
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< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#adc71ee86f3926b7869e088f1f0bae0a4" > 115< / a > < / span >   int64_t < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#adc71ee86f3926b7869e088f1f0bae0a4" > UdpFile::Write< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > void< / span > * buffer, uint64_t length) {< / div >
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< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   NOTIMPLEMENTED();< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   }< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < / div >
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< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a8d62376715aee117aa7a225b54be0945" > 120< / a > < / span >   int64_t < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a8d62376715aee117aa7a225b54be0945" > UdpFile::Size< / a > () {< / div >
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< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "keywordflow" > if< / span > (socket_ == kInvalidSocket)< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < span class = "keywordflow" > return< / span > std::numeric_limits< int64_t> ::max();< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   }< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < / div >
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< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#acde300494ef44cdbefac7dbf27b6707f" > 127< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#acde300494ef44cdbefac7dbf27b6707f" > UdpFile::Flush< / a > () {< / div >
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< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   NOTIMPLEMENTED();< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   }< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < / div >
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< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a02cd760eab677a8c59af522830c7b1a4" > 132< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a02cd760eab677a8c59af522830c7b1a4" > UdpFile::Seek< / a > (uint64_t position) {< / div >
2015-10-16 00:33:37 +00:00
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   NOTIMPLEMENTED();< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   }< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < / div >
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< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a32a91da87bda023b44aa7e86c2207c07" > 137< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a32a91da87bda023b44aa7e86c2207c07" > UdpFile::Tell< / a > (uint64_t* position) {< / div >
2015-10-16 00:33:37 +00:00
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   NOTIMPLEMENTED();< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   }< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "keyword" > class < / span > ScopedSocket {< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < span class = "keyword" > explicit< / span > ScopedSocket(< span class = "keywordtype" > int< / span > sock_fd)< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   : sock_fd_(sock_fd) {}< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   ~ScopedSocket() {< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordflow" > if< / span > (sock_fd_ != kInvalidSocket)< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   close(sock_fd_);< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   }< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keywordtype" > int< / span > < span class = "keyword" > get< / span > () { < span class = "keywordflow" > return< / span > sock_fd_; }< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordtype" > int< / span > release() {< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < span class = "keywordtype" > int< / span > socket = sock_fd_;< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   sock_fd_ = kInvalidSocket;< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < span class = "keywordflow" > return< / span > socket;< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   }< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keywordtype" > int< / span > sock_fd_;< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   DISALLOW_COPY_AND_ASSIGN(ScopedSocket);< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   };< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < / div >
2015-10-19 17:27:30 +00:00
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > < a class = "line" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#af759eb9caafd6220ede8c2584a706af0" > 166< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#af759eb9caafd6220ede8c2584a706af0" > UdpFile::Open< / a > () {< / div >
2015-10-16 00:33:37 +00:00
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   DCHECK_EQ(kInvalidSocket, socket_);< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "comment" > // TODO(tinskip): Support IPv6 addresses.< / span > < / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   uint32_t dest_addr;< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   uint16_t dest_port;< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < span class = "keywordflow" > if< / span > (!StringToIpv4AddressAndPort(< a class = "code" href = "../../de/d19/classedash__packager_1_1media_1_1File.html#ad736ca7bb8da1cec749f51275a87872c" > file_name< / a > (),< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   & dest_addr,< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   & dest_port)) {< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Malformed IPv4 address:port UDP stream specifier." < / span > ;< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   }< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   ScopedSocket new_socket(socket(AF_INET, SOCK_DGRAM, 0));< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "keywordflow" > if< / span > (new_socket.get() == kInvalidSocket) {< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not allocate socket." < / span > ;< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   }< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "keyword" > struct < / span > sockaddr_in local_sock_addr;< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   bzero(& local_sock_addr, < span class = "keyword" > sizeof< / span > (local_sock_addr));< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   local_sock_addr.sin_family = AF_INET;< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   local_sock_addr.sin_port = htons(dest_port);< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   local_sock_addr.sin_addr.s_addr = htonl(dest_addr);< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   < span class = "keywordflow" > if< / span > (bind(new_socket.get(),< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < span class = "keyword" > reinterpret_cast< < / span > struct sockaddr*< span class = "keyword" > > < / span > (& local_sock_addr),< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < span class = "keyword" > sizeof< / span > (local_sock_addr))) {< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not bind UDP socket" < / span > ;< / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   }< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < span class = "keywordflow" > if< / span > (IsIpv4MulticastAddress(dest_addr)) {< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   uint32_t if_addr;< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "keywordflow" > if< / span > (!StringToIpv4Address(FLAGS_udp_interface_address, & if_addr)) {< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Malformed IPv4 address for interface." < / span > ;< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   }< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keyword" > struct < / span > ip_mreq multicast_group;< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   multicast_group.imr_multiaddr.s_addr = htonl(dest_addr);< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   multicast_group.imr_interface.s_addr = htonl(if_addr);< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keywordflow" > if< / span > (setsockopt(new_socket.get(),< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   IPPROTO_IP,< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   IP_ADD_MEMBERSHIP,< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   & multicast_group,< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keyword" > sizeof< / span > (multicast_group)) < 0) {< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to join multicast group." < / span > ;< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   }< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   }< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   socket_ = new_socket.release();< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   }< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   } < span class = "comment" > // namespace edash_packager< / span > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_ad52585a56c199c3f5887d5dd77be9142" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#ad52585a56c199c3f5887d5dd77be9142" > edash_packager::media::UdpFile::UdpFile< / a > < / div > < div class = "ttdeci" > UdpFile(const char *address_and_port)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00084" > udp_file_posix.cc:84< / a > < / div > < / div >
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< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_a32a91da87bda023b44aa7e86c2207c07" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a32a91da87bda023b44aa7e86c2207c07" > edash_packager::media::UdpFile::Tell< / a > < / div > < div class = "ttdeci" > bool Tell(uint64_t *position) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00137" > udp_file_posix.cc:137< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_a02cd760eab677a8c59af522830c7b1a4" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a02cd760eab677a8c59af522830c7b1a4" > edash_packager::media::UdpFile::Seek< / a > < / div > < div class = "ttdeci" > bool Seek(uint64_t position) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00132" > udp_file_posix.cc:132< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_a8d62376715aee117aa7a225b54be0945" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a8d62376715aee117aa7a225b54be0945" > edash_packager::media::UdpFile::Size< / a > < / div > < div class = "ttdeci" > int64_t Size() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00120" > udp_file_posix.cc:120< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_adc71ee86f3926b7869e088f1f0bae0a4" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#adc71ee86f3926b7869e088f1f0bae0a4" > edash_packager::media::UdpFile::Write< / a > < / div > < div class = "ttdeci" > int64_t Write(const void *buffer, uint64_t length) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00115" > udp_file_posix.cc:115< / a > < / div > < / div >
2015-12-15 20:37:40 +00:00
< div class = "ttc" id = "classedash__packager_1_1media_1_1File_html" > < div class = "ttname" > < a href = "../../de/d19/classedash__packager_1_1media_1_1File.html" > edash_packager::media::File< / a > < / div > < div class = "ttdoc" > Define an abstract file interface. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d2/d4d/file_8h_source.html#l00023" > file.h:23< / a > < / div > < / div >
2015-10-19 17:27:30 +00:00
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_a10c51a75395ecb97f89124e296a349d9" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#a10c51a75395ecb97f89124e296a349d9" > edash_packager::media::UdpFile::Close< / a > < / div > < div class = "ttdeci" > bool Close() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00090" > udp_file_posix.cc:90< / a > < / div > < / div >
2015-12-15 20:37:40 +00:00
< div class = "ttc" id = "classedash__packager_1_1media_1_1File_html_ad736ca7bb8da1cec749f51275a87872c" > < div class = "ttname" > < a href = "../../de/d19/classedash__packager_1_1media_1_1File.html#ad736ca7bb8da1cec749f51275a87872c" > edash_packager::media::File::file_name< / a > < / div > < div class = "ttdeci" > const std::string & file_name() const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d2/d4d/file_8h_source.html#l00090" > file.h:90< / a > < / div > < / div >
2015-10-19 17:27:30 +00:00
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_acde300494ef44cdbefac7dbf27b6707f" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#acde300494ef44cdbefac7dbf27b6707f" > edash_packager::media::UdpFile::Flush< / a > < / div > < div class = "ttdeci" > bool Flush() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00127" > udp_file_posix.cc:127< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_aefea0adecf58c67cfde19e095ef027c3" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#aefea0adecf58c67cfde19e095ef027c3" > edash_packager::media::UdpFile::Read< / a > < / div > < div class = "ttdeci" > int64_t Read(void *buffer, uint64_t length) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00099" > udp_file_posix.cc:99< / a > < / div > < / div >
< div class = "ttc" id = "classedash__packager_1_1media_1_1UdpFile_html_af759eb9caafd6220ede8c2584a706af0" > < div class = "ttname" > < a href = "../../d8/dc7/classedash__packager_1_1media_1_1UdpFile.html#af759eb9caafd6220ede8c2584a706af0" > edash_packager::media::UdpFile::Open< / a > < / div > < div class = "ttdeci" > bool Open() override< / div > < div class = "ttdoc" > Internal open. Should not be used directly. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/ddf/udp__file__posix_8cc_source.html#l00166" > udp_file_posix.cc:166< / a > < / div > < / div >
2015-10-16 00:33:37 +00:00
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2016-03-08 07:48:26 +00:00
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2015-10-16 00:33:37 +00:00
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