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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/common/font_config_ipc_linux.h" | |
| 6 | |
| 7 #include <errno.h> | |
| 8 #include <unistd.h> | |
| 9 #include <fcntl.h> | |
| 10 #include <sys/socket.h> | |
| 11 #include <sys/uio.h> | |
| 12 | |
| 13 #include "base/pickle.h" | |
| 14 #include "chrome/common/unix_domain_socket_posix.h" | |
| 15 | |
| 16 FontConfigIPC::FontConfigIPC(int fd) | |
| 17 : fd_(fd) { | |
| 18 } | |
| 19 | |
| 20 FontConfigIPC::~FontConfigIPC() { | |
| 21 close(fd_); | |
| 22 } | |
| 23 | |
| 24 bool FontConfigIPC::Match(std::string* result_family, | |
| 25 unsigned* result_filefaceid, | |
| 26 bool filefaceid_valid, unsigned filefaceid, | |
| 27 const std::string& family, | |
| 28 const void* characters, size_t characters_bytes, | |
| 29 bool* is_bold, bool* is_italic) { | |
| 30 if (family.length() > kMaxFontFamilyLength) | |
| 31 return false; | |
| 32 | |
| 33 Pickle request; | |
| 34 request.WriteInt(METHOD_MATCH); | |
| 35 request.WriteBool(filefaceid_valid); | |
| 36 if (filefaceid_valid) | |
| 37 request.WriteUInt32(filefaceid); | |
| 38 | |
| 39 request.WriteBool(is_bold && *is_bold); | |
| 40 request.WriteBool(is_bold && *is_italic); | |
| 41 | |
| 42 request.WriteUInt32(characters_bytes); | |
| 43 if (characters_bytes) | |
| 44 request.WriteBytes(characters, characters_bytes); | |
| 45 | |
| 46 request.WriteString(family); | |
| 47 | |
| 48 uint8_t reply_buf[512]; | |
| 49 const ssize_t r = UnixDomainSocket::SendRecvMsg(fd_, reply_buf, | |
| 50 sizeof(reply_buf), NULL, | |
| 51 request); | |
| 52 if (r == -1) | |
| 53 return false; | |
| 54 | |
| 55 Pickle reply(reinterpret_cast<char*>(reply_buf), r); | |
| 56 void* iter = NULL; | |
| 57 bool result; | |
| 58 if (!reply.ReadBool(&iter, &result)) | |
| 59 return false; | |
| 60 if (!result) | |
| 61 return false; | |
| 62 | |
| 63 uint32_t reply_filefaceid; | |
| 64 std::string reply_family; | |
| 65 bool resulting_bold, resulting_italic; | |
| 66 if (!reply.ReadUInt32(&iter, &reply_filefaceid) || | |
| 67 !reply.ReadString(&iter, &reply_family) || | |
| 68 !reply.ReadBool(&iter, &resulting_bold) || | |
| 69 !reply.ReadBool(&iter, &resulting_italic)) { | |
| 70 return false; | |
| 71 } | |
| 72 | |
| 73 *result_filefaceid = reply_filefaceid; | |
| 74 if (result_family) | |
| 75 *result_family = reply_family; | |
| 76 | |
| 77 if (is_bold) | |
| 78 *is_bold = resulting_bold; | |
| 79 if (is_italic) | |
| 80 *is_italic = resulting_italic; | |
| 81 | |
| 82 return true; | |
| 83 } | |
| 84 | |
| 85 int FontConfigIPC::Open(unsigned filefaceid) { | |
| 86 Pickle request; | |
| 87 request.WriteInt(METHOD_OPEN); | |
| 88 request.WriteUInt32(filefaceid); | |
| 89 | |
| 90 int result_fd = -1; | |
| 91 uint8_t reply_buf[256]; | |
| 92 const ssize_t r = UnixDomainSocket::SendRecvMsg(fd_, reply_buf, | |
| 93 sizeof(reply_buf), | |
| 94 &result_fd, request); | |
| 95 | |
| 96 if (r == -1) | |
| 97 return -1; | |
| 98 | |
| 99 Pickle reply(reinterpret_cast<char*>(reply_buf), r); | |
| 100 bool result; | |
| 101 void* iter = NULL; | |
| 102 if (!reply.ReadBool(&iter, &result) || | |
| 103 !result) { | |
| 104 if (result_fd) | |
| 105 close(result_fd); | |
| 106 return -1; | |
| 107 } | |
| 108 | |
| 109 return result_fd; | |
| 110 } | |
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Chromium Code Reviews
Issue 6677096:
Move a bunch of files from chrome\common to content\common. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/