src/server/util/io.c

Fri, 12 Jan 2018 18:12:42 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Fri, 12 Jan 2018 18:12:42 +0100
branch
aio
changeset 189
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parent 172
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child 193
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permissions
-rw-r--r--

adds vfs pread/pwrite functions

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2013 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #ifdef __gnu_linux__
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30 #define _GNU_SOURCE
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31 #endif
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32
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33 #include <unistd.h>
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34 #include <stdlib.h>
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35
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36 #ifdef XP_UNIX
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37 #include <sys/uio.h>
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38 #include <sys/uio.h>
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39 #endif
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40
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41 #ifdef XP_WIN32
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42
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43 #endif
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44
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45 #if defined(LINUX) || defined(SOLARIS)
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46 #include <sys/sendfile.h>
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47 #define WS_SENDFILE
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48 #elif defined(BSD)
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49 #if defined(__NetBSD__) || defined(__OpenBSD__)
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50 #define net_sys_sendfile net_fallback_sendfile
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51 #else
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52 #define WS_SENDFILE
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53 #endif
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54 #endif
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55
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56 #ifdef WS_SENDFILE
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57 #define NET_SYS_SENDFILE net_sys_sendfile
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58 #else
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59 #define NET_SYS_SENDFILE net_fallback_sendfile
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60 #endif
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61
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63
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64 #include "../daemon/vfs.h"
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65 #include "io.h"
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66 #include "pool.h"
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67 #include "../daemon/event.h"
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68 #include "ucx/utils.h"
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70 IOStream native_io_funcs = {
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71 (io_write_f)net_sys_write,
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72 (io_writev_f)net_sys_writev,
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73 (io_read_f)net_sys_read,
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74 (io_sendfile_f)NET_SYS_SENDFILE,
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75 (io_close_f)net_sys_close,
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76 NULL,
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77 (io_setmode_f)net_sys_setmode,
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78 (io_poll_f)net_sys_poll,
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79 0
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80 };
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81
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82 IOStream http_io_funcs = {
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83 (io_write_f)net_http_write,
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84 (io_writev_f)net_http_writev,
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85 (io_read_f)net_http_read,
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86 (io_sendfile_f)net_http_sendfile,
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87 (io_close_f)net_http_close,
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88 (io_finish_f)net_http_finish,
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89 (io_setmode_f)net_http_setmode,
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90 (io_poll_f)net_http_poll,
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91 0
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92 };
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93
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94 IOStream ssl_io_funcs = {
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95 (io_write_f)net_ssl_write,
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96 (io_writev_f)net_ssl_writev,
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97 (io_read_f)net_ssl_read,
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98 NULL,
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99 (io_close_f)net_ssl_close,
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100 (io_finish_f)net_ssl_finish,
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101 (io_setmode_f)net_ssl_setmode,
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102 (io_poll_f)net_ssl_poll,
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103 0
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104 };
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105
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106
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107 /*
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108 * SysStream implementation
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109 */
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110
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111 IOStream* sysstream_new(pool_handle_t *pool, SYS_SOCKET fd) {
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112 SysStream *st = pool_malloc(pool, sizeof(SysStream));
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113 st->st = native_io_funcs;
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114 st->fd = fd;
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115 return (IOStream*)st;
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116 }
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117
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118 #ifdef XP_UNIX
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119 ssize_t net_sys_write(SysStream *st, void *buf, size_t nbytes) {
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120 return write(st->fd, buf, nbytes);
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121 }
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122
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123 ssize_t net_sys_writev(SysStream *st, struct iovec *iovec, int iovcnt) {
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124 return writev(st->fd, iovec, iovcnt);
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125 }
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126
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127 ssize_t net_sys_read(SysStream *st, void *buf, size_t nbytes) {
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128 return read(st->fd, buf, nbytes);
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129 }
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130
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131 #ifdef WS_SENDFILE
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132 ssize_t net_sys_sendfile(SysStream *st, sendfiledata *sfd) {
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133 ssize_t ret = 0;
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134 off_t fileoffset = sfd->offset;
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135 if(sfd->fd->fd != -1) {
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136 #ifdef BSD
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137 struct iovec hdvec;
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138 hdvec.iov_base = (void*)sfd->header;
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139 hdvec.iov_len = sfd->hlen;
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140 struct iovec trvec;
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141 trvec.iov_base = (void*)sfd->trailer;
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142 trvec.iov_len = sfd->tlen;
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143 struct sf_hdtr hdtr;
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144 hdtr.headers = &hdvec;
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145 hdtr.hdr_cnt = 1;
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146 hdtr.trailers = &trvec;
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147 hdtr.trl_cnt = 1;
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148
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149 off_t len = sfd->len;
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150 #ifdef OSX
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151 ret = sendfile(sfd->fd->fd, st->fd, fileoffset, &len, &hdtr, 0);
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152 #else // BSD
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153 ret = sendfile(
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154 sfd->fd->fd,
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155 st->fd,
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156 fileoffset,
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157 sfd->len,
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158 &hdtr,
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159 NULL,
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160 0);
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161 #endif
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162 #else // Solaris/Linux
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163 if(sfd->header) {
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164 ret += write(st->fd, sfd->header, sfd->hlen);
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165 }
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166 ret += sendfile(st->fd, sfd->fd->fd, &fileoffset, sfd->len);
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167 if(sfd->trailer) {
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168 ret += write(st->fd, sfd->trailer, sfd->tlen);
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169 }
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170 #endif
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171 } else {
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172 return net_fallback_sendfile((IOStream*)st, sfd);
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173 }
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174
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175 return ret;
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176 }
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177 #endif
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178
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179 void net_sys_close(SysStream *st) {
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180 close(st->fd);
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181 }
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182
172
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183 void net_sys_setmode(SysStream *st, int mode) {
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184 int flags;
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185 if (-1 == (flags = fcntl(st->fd, F_GETFL, 0))) {
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186 flags = 0;
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187 }
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188 if(mode == IO_MODE_BLOCKING) {
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189 if (fcntl(st->fd, F_SETFL, flags & ~O_NONBLOCK) != 0) {
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190 perror("fcntl");
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191 // TODO: error
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192 }
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193 } else if(mode == IO_MODE_NONBLOCKING) {
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194 if (fcntl(st->fd, F_SETFL, flags | O_NONBLOCK) != 0) {
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195 perror("fcntl");
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196 // TODO: error
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197 }
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198 }
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199 }
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200
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201 int net_sys_poll(SysStream *st, EventHandler *ev, int events, Event *cb) {
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202 switch(events) {
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203 default: return -1;
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204 case IO_POLL_NONE: return ev_remove_poll(ev, st->fd);
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205 case IO_POLL_IN: return ev_pollin(ev, st->fd, cb);
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206 case IO_POLL_OUT: return ev_pollout(ev, st->fd, cb);
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207 case IO_POLL_IN | IO_POLL_OUT: return -1; // TODO: implement
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208 }
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209 }
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210
110
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211 #elif defined(XP_WIN32)
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212
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213 ssize_t net_sys_write(SysStream *st, void *buf, size_t nbytes) {
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214 int ret = send(st->fd, buf, nbytes, 0);
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215 if(ret == SOCKET_ERROR) {
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216 return IO_ERROR;
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217 }
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218 return ret;
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219 }
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220
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221 ssize_t net_sys_writev(SysStream *st, struct iovec *iovec, int iovcnt) {
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222 // TODO
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223 }
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224
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225 ssize_t net_sys_read(SysStream *st, void *buf, size_t nbytes) {
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226 int ret = recv(st->fd, buf, nbytes, 0);
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227 if(ret == SOCKET_ERROR) {
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228 return IO_ERROR;
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229 }
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230 return ret;
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231 }
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232
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233 ssize_t net_sys_sendfile(SysStream *st, sendfiledata *sfd) {
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234 // TODO
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235 }
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236
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237 void net_sys_close(SysStream *st) {
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238 closesocket(st->fd);
110
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239 }
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240
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241 #endif
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242
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243
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244 /*
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245 * HttpStream implementation
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246 */
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247
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248 IOStream* httpstream_new(pool_handle_t *pool, IOStream *fd) {
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249 HttpStream *st = pool_malloc(pool, sizeof(HttpStream));
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250 st->st = http_io_funcs;
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251 st->fd = fd;
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252 st->max_read = 0;
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253 st->read = 0;
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254 st->chunked_enc = WS_FALSE;
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255 st->buffered = WS_FALSE;
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256 return (IOStream*)st;
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257 }
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258
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259 ssize_t net_http_write(HttpStream *st, void *buf, size_t nbytes) {
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260 IOStream *fd = st->fd;
80
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261 if(st->chunked_enc) {
110
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262 // TODO: on some plattforms iov_len is smaller than size_t
126
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263 struct iovec io[3];
110
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264 char chunk_len[16];
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265 io[0].iov_base = chunk_len;
126
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266 io[0].iov_len = snprintf(chunk_len, 16, "%zx\r\n", nbytes);
110
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267 io[1].iov_base = buf;
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268 io[1].iov_len = nbytes;
126
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269 io[2].iov_base = "\r\n";
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270 io[2].iov_len = 2;
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271 ssize_t r = fd->writev(fd, io, 3);
110
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272 return r - io[0].iov_len;
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273 } else {
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274 return fd->write(fd, buf, nbytes);
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275 }
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276 }
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277
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278 ssize_t net_http_writev(HttpStream *st, struct iovec *iovec, int iovcnt) {
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279 IOStream *fd = st->fd;
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280 if(st->chunked_enc) {
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281 struct iovec *io = calloc(iovcnt + 1, sizeof(struct iovec));
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282 char chunk_len[16];
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283 io[0].iov_base = chunk_len;
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284 size_t len = 0;
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285 for(int i=0;i<iovcnt;i++) {
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286 len += iovec[i].iov_len;
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287 }
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288 io[0].iov_len = snprintf(chunk_len, 16, "\r\n%zx\r\n", len);
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289 memcpy(io + 1, iovec, iovcnt * sizeof(struct iovec));
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290 ssize_t r = fd->writev(fd, io, iovcnt + 1);
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291 return r - io[0].iov_len;
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292 } else {
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293 return fd->writev(fd, iovec, iovcnt);
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294 }
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295 }
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296
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297 ssize_t net_http_read(HttpStream *st, void *buf, size_t nbytes) {
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298 if(st->max_read != 0 && st->read >= st->max_read) {
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299 return 0;
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300 }
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301 ssize_t r = st->fd->read(st->fd, buf, nbytes);
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302 st->read += r;
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303 return r;
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304 }
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305
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306 ssize_t net_http_sendfile(HttpStream *st, sendfiledata *sfd) {
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307 ssize_t ret = 0;
112
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308 // TODO: support chunked transfer encoding
110
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309 if(st->fd->sendfile) {
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310 ret = st->fd->sendfile(st->fd, sfd);
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311 } else {
112
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312 ret = net_fallback_sendfile((IOStream*)st, sfd);
110
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313 }
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314
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315 return ret;
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316 }
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317
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318 void net_http_close(HttpStream *st) {
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319 st->fd->close(st->fd);
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320 }
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321
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322 void net_http_finish(HttpStream *st) {
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323 if(st->chunked_enc) {
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324 st->fd->write(st->fd, "0\r\n\r\n", 5);
80
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325 }
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326 }
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327
172
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328 void net_http_setmode(HttpStream *st, int mode) {
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329 st->fd->setmode(st->fd, mode);
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330 }
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331
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332 int net_http_poll(HttpStream *st, EventHandler *ev, int events, Event *cb) {
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333 return st->fd->poll(st->fd, ev, events, cb);
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334 }
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335
8
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336
110
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337 /*
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338 * SSLStream implementation
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339 */
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340
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341 IOStream* sslstream_new(pool_handle_t *pool, SSL *ssl) {
106
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342 SSLStream *st = pool_malloc(pool, sizeof(SSLStream));
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343 st->st = ssl_io_funcs;
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344 st->ssl = ssl;
133
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345 st->error = 0;
106
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346 return (IOStream*)st;
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347 }
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348
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349 ssize_t net_ssl_write(SSLStream *st, void *buf, size_t nbytes) {
133
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350 int ret = SSL_write(st->ssl, buf, nbytes);
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351 if(ret <= 0) {
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352 st->error = SSL_get_error(st->ssl, ret);
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353 }
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354 return ret;
106
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355 }
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356
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357 ssize_t net_ssl_writev(SSLStream *st, struct iovec *iovec, int iovcnt) {
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358 ssize_t r = 0;
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359 for(int i=0;i<iovcnt;i++) {
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360 int ret = SSL_write(st->ssl, iovec[i].iov_base, iovec[i].iov_len);
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361 if(ret <= 0) {
133
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362 st->error = SSL_get_error(st->ssl, ret);
106
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363 return 0;
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364 }
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365 r += ret;
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366 }
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367 return r;
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368 }
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369
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370 ssize_t net_ssl_read(SSLStream *st, void *buf, size_t nbytes) {
133
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371 int ret = SSL_read(st->ssl, buf, nbytes);
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372 if(ret <= 0) {
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373 st->error = SSL_get_error(st->ssl, ret);
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374 }
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375 return ret;
106
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376 }
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377
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378 void net_ssl_close(SSLStream *st) {
133
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diff changeset
379 int ret = SSL_shutdown(st->ssl);
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diff changeset
380 if(ret != 1) {
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diff changeset
381 st->error = SSL_get_error(st->ssl, ret);
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diff changeset
382 }
106
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383 close(SSL_get_fd(st->ssl));
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384 }
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diff changeset
385
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386 void net_ssl_finish(SSLStream *st) {
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diff changeset
387
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388 }
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diff changeset
389
172
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390 void net_ssl_setmode(SSLStream *st, int mode) {
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diff changeset
391 int flags;
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diff changeset
392 if (-1 == (flags = fcntl(SSL_get_fd(st->ssl), F_GETFL, 0))) {
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diff changeset
393 flags = 0;
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diff changeset
394 }
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parents: 147
diff changeset
395 if(mode == IO_MODE_BLOCKING) {
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parents: 147
diff changeset
396 if (fcntl(SSL_get_fd(st->ssl), F_SETFL, flags & ~O_NONBLOCK) != 0) {
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diff changeset
397 perror("fcntl");
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diff changeset
398 // TODO: error
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diff changeset
399 }
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diff changeset
400 } else if(mode == IO_MODE_NONBLOCKING) {
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parents: 147
diff changeset
401 if (fcntl(SSL_get_fd(st->ssl), F_SETFL, flags | O_NONBLOCK) != 0) {
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diff changeset
402 perror("fcntl");
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diff changeset
403 // TODO: error
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diff changeset
404 }
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 147
diff changeset
405 }
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 147
diff changeset
406 }
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 147
diff changeset
407
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 147
diff changeset
408 int net_ssl_poll(SSLStream *st, EventHandler *ev, int events, Event *cb) {
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parents: 147
diff changeset
409 int fd = SSL_get_fd(st->ssl);
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diff changeset
410 switch(events) {
5580517faafc adds public aio and poll api and asynchronous send_range function
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diff changeset
411 default: return -1;
5580517faafc adds public aio and poll api and asynchronous send_range function
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diff changeset
412 case IO_POLL_NONE: return ev_remove_poll(ev, fd);
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parents: 147
diff changeset
413 case IO_POLL_IN: return ev_pollin(ev, fd, cb);
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parents: 147
diff changeset
414 case IO_POLL_OUT: return ev_pollout(ev, fd, cb);
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parents: 147
diff changeset
415 case IO_POLL_IN | IO_POLL_OUT: return -1; // TODO: implement
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diff changeset
416 }
5580517faafc adds public aio and poll api and asynchronous send_range function
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diff changeset
417 }
106
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diff changeset
418
110
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diff changeset
419 /* -------------------- public nsapi network functions -------------------- */
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diff changeset
420
8
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
421 ssize_t net_read(SYS_NETFD fd, void *buf, size_t nbytes) {
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
422 ssize_t r = ((IOStream*)fd)->read(fd, buf, nbytes);
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parents: 4
diff changeset
423 if(r == 0) {
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diff changeset
424 return IO_EOF;
172
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diff changeset
425 } else if(r < 0) {
5580517faafc adds public aio and poll api and asynchronous send_range function
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diff changeset
426 ((IOStream*)fd)->io_errno = errno;
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 147
diff changeset
427 return IO_ERROR;
8
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
428 }
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
429 return r;
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
430 }
f4d56bf9de40 Added request body reader
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parents: 4
diff changeset
431
9
30e51941a673 Added mod_jk dependencies
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parents: 8
diff changeset
432 ssize_t net_write(SYS_NETFD fd, void *buf, size_t nbytes) {
30e51941a673 Added mod_jk dependencies
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parents: 8
diff changeset
433 ssize_t r = ((IOStream*)fd)->write(fd, buf, nbytes);
30e51941a673 Added mod_jk dependencies
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
434 if(r < 0) {
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
435 ((IOStream*)fd)->io_errno = errno;
9
30e51941a673 Added mod_jk dependencies
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
436 return IO_ERROR;
20
7b235fa88008 Some fixes for mod_jk
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 14
diff changeset
437 }
9
30e51941a673 Added mod_jk dependencies
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
438 return r;
30e51941a673 Added mod_jk dependencies
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
439 }
30e51941a673 Added mod_jk dependencies
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
440
64
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
441 ssize_t net_writev(SYS_NETFD fd, struct iovec *iovec, int iovcnt) {
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
442 ssize_t r = ((IOStream*)fd)->writev(fd, iovec, iovcnt);
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
443 if(r < 0) {
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
444 ((IOStream*)fd)->io_errno = errno;
64
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
445 return IO_ERROR;
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
446 }
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
447 return r;
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
448 }
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
449
23
a2c8fc23c90e Added basic authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
450 ssize_t net_printf(SYS_NETFD fd, char *format, ...) {
a2c8fc23c90e Added basic authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
451 va_list arg;
a2c8fc23c90e Added basic authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
452 va_start(arg, format);
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
453 sstr_t buf = ucx_vasprintf(ucx_default_allocator(), format, arg);
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
454 ssize_t r = net_write(fd, buf.ptr, buf.length);
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
455 free(buf.ptr);
142
55298bc9ed28 adds new a pathcheck saf and improves content type matchin and improves content type matching
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 133
diff changeset
456 va_end(arg);
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
457 if(r < 0) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
458 ((IOStream*)fd)->io_errno = errno;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
459 }
64
c7f5b062e622 added net_writev
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
460 return r;
23
a2c8fc23c90e Added basic authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
461 }
a2c8fc23c90e Added basic authentication
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 20
diff changeset
462
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
463 ssize_t net_sendfile(SYS_NETFD fd, sendfiledata *sfd) {
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
464 IOStream *out = fd;
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
465 if(out->sendfile && sfd->fd && sfd->fd->fd != -1) {
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
466 ssize_t r = out->sendfile(fd, sfd);
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
467 if(r < 0) {
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
468 out->io_errno = errno;
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
469 return IO_ERROR;
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
470 }
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
471 return r;
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
472 } else {
66
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 65
diff changeset
473 // stream/file does not support sendfile
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 65
diff changeset
474 // do regular copy
112
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 110 111
diff changeset
475 return net_fallback_sendfile(out, sfd);
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
476 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
477 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 46
diff changeset
478
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
479 // private
112
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 110 111
diff changeset
480 ssize_t net_fallback_sendfile(IOStream *fd, sendfiledata *sfd) {
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
481 char *buf = malloc(4096);
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
482 if(!buf) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
483 // TODO: out of memory error
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
484 return IO_ERROR;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
485 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
486 char *header = (char*)sfd->header;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
487 int hlen = sfd->hlen;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
488 char *trailer = (char*)sfd->trailer;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
489 int tlen = sfd->tlen;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
490 if(header == NULL) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
491 hlen = 0;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
492 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
493 if(trailer == NULL) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
494 tlen = 0;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
495 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
496
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
497 ssize_t r;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
498 while(hlen > 0) {
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
499 r = fd->write(fd, header, hlen);
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
500 header += r;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
501 hlen -= r;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
502 if(r <= 0) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
503 free(buf);
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
504 fd->io_errno = errno;
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
505 return IO_ERROR;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
506 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
507 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
508
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
509 if(system_lseek(sfd->fd, sfd->offset, SEEK_SET) == -1) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
510 free(buf);
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
511 fd->io_errno = errno;
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
512 return IO_ERROR;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
513 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
514
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
515 size_t length = sfd->len;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
516 while(length > 0) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
517 if((r = system_fread(sfd->fd, buf, 4096)) <= 0) {
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
518 break;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
519 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
520 char *write_buf = buf;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
521 while(r > 0) {
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
522 ssize_t w = fd->write(fd, write_buf, r);
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
523 r -= w;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
524 length -= w;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
525 write_buf += w;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
526 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
527 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
528 free(buf);
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
529 if(length > 0) {
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
530 fd->io_errno = errno;
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
531 return IO_ERROR;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
532 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
533
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
534 while(tlen > 0) {
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
535 r = fd->write(fd, trailer, tlen);
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
536 trailer += r;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
537 tlen -= r;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
538 if(r <= 0) {
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
539 fd->io_errno = errno;
111
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
540 return IO_ERROR;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
541 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
542 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
543
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
544 return sfd->hlen + sfd->len + sfd->tlen;
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
545 }
c93be34fde76 fixed NetBSD build and an uninitialized struct member
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
546
82
740cfd9dd443 added some nsapi stuff
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 80
diff changeset
547 int net_flush(SYS_NETFD sd) {
740cfd9dd443 added some nsapi stuff
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 80
diff changeset
548 // TODO: implement
740cfd9dd443 added some nsapi stuff
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 80
diff changeset
549 return 0;
4
998844b5ed25 Added some protocol functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 1
diff changeset
550 }
32
ebba53de8b18 added solaris 10 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 25
diff changeset
551
80
0de4a90979e1 fixed chunked transfer encoding
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
552 void net_close(SYS_NETFD fd) {
0de4a90979e1 fixed chunked transfer encoding
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
553 ((IOStream*)fd)->close(fd);
32
ebba53de8b18 added solaris 10 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 25
diff changeset
554 }
ebba53de8b18 added solaris 10 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 25
diff changeset
555
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
556 int net_setnonblock(SYS_NETFD fd, int nonblock) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
557 ((IOStream*)fd)->setmode(
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
558 fd,
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
559 nonblock ? IO_MODE_NONBLOCKING : IO_MODE_BLOCKING);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
560 return 0;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
561 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
562
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
563 int net_errno(SYS_NETFD fd) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
564 return ((IOStream*)fd)->io_errno;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
565 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 147
diff changeset
566
110
43a746e905f6 refactored IO system
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 106
diff changeset
567 // private
80
0de4a90979e1 fixed chunked transfer encoding
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
568 void net_finish(SYS_NETFD fd) {
0de4a90979e1 fixed chunked transfer encoding
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 71
diff changeset
569 ((IOStream*)fd)->finish(fd);
32
ebba53de8b18 added solaris 10 support
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 25
diff changeset
570 }

mercurial