src/server/daemon/vfs.c

Thu, 03 Feb 2022 17:26:08 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Thu, 03 Feb 2022 17:26:08 +0100
branch
webdav
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parent 277
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child 286
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permissions
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minimal working send_file with postgresql vfs

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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 #define _POSIX_PTHREAD_SEMANTIS
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30
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31 #include <stdio.h>
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32 #include <stdlib.h>
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33 #include <unistd.h>
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34 #include <sys/types.h>
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35 #include <aio.h>
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36 #include <ucx/map.h>
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37
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38 #include "../util/pool.h"
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39 #include "netsite.h"
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40 #include "acl.h"
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41 #include "vfs.h"
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42 #include "threadpools.h"
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43 #include "event.h"
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44
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45 #define VFS_MALLOC(pool, size) pool ? pool_malloc(pool, size) : malloc(size)
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46 #define VFS_FREE(pool, ptr) pool ? pool_free(pool, ptr) : free(ptr)
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47
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48 static UcxMap *vfs_type_map;
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49
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50 static VFS sys_vfs = {
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51 sys_vfs_open,
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52 sys_vfs_stat,
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53 sys_vfs_fstat,
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54 sys_vfs_opendir,
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55 sys_vfs_fdopendir,
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56 sys_vfs_mkdir,
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57 sys_vfs_unlink,
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58 sys_vfs_rmdir,
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59 VFS_CHECKS_ACL,
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60 NULL
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61 };
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62
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63 static VFS_IO sys_file_io = {
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64 sys_file_read,
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65 sys_file_write,
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66 sys_file_pread,
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67 sys_file_pwrite,
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68 sys_file_seek,
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69 sys_file_close,
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70 //sys_file_aioread,
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71 //sys_file_aiowrite,
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72 NULL,
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73 NULL
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74 };
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75
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76 static VFS_DIRIO sys_dir_io = {
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77 sys_dir_read,
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78 sys_dir_close
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79 };
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80
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81 int vfs_init() {
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82 vfs_type_map = ucx_map_new(16);
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83 if(!vfs_type_map) {
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84 return -1;
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85 }
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86 return 0;
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87 }
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88
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89 int vfs_register_type(const char *name, vfs_create_func vfsCreate) {
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90 WS_ASSERT(name);
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91
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92 if(!vfs_type_map) {
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93 if(vfs_init()) {
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94 return 1;
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95 }
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96 }
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97 return ucx_map_cstr_put(vfs_type_map, name, vfsCreate);
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98 }
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99
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100
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101 VFS* vfs_create(Session *sn, Request *rq, const char *vfs_class, pblock *pb) {
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102 vfs_create_func createVFS = ucx_map_cstr_get(vfs_type_map, vfs_class);
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103 if(!createVFS) {
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104 log_ereport(LOG_MISCONFIG, "vfs_create: unkown VFS type %s", vfs_class);
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105 return NULL;
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106 }
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107
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108 return createVFS(sn, rq, pb);
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109 }
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110
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111 VFSContext* vfs_request_context(Session *sn, Request *rq) {
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112 WS_ASSERT(sn);
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113 WS_ASSERT(rq);
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114
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115 VFSContext *ctx = pool_malloc(sn->pool, sizeof(VFSContext));
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116 if(!ctx) {
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117 return NULL;
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118 }
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119 ctx->sn = sn;
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120 ctx->rq = rq;
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121 ctx->vfs = rq->vfs ? rq->vfs : &sys_vfs;
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122 ctx->user = acllist_getuser(sn, rq, rq->acllist);
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123 ctx->acllist = rq->acllist;
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124 ctx->aclreqaccess = rq->aclreqaccess;
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125 ctx->pool = sn->pool;
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126 ctx->vfs_errno = 0;
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127 return ctx;
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128 }
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129
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130 SYS_FILE vfs_open(VFSContext *ctx, const char *path, int oflags) {
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131 WS_ASSERT(ctx);
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132 WS_ASSERT(path);
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133
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134 uint32_t access_mask = ctx->aclreqaccess | acl_oflag2mask(oflags);
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135
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136 // ctx->aclreqaccess should be the complete access mask
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137 uint32_t m = ctx->aclreqaccess; // save original access mask
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138 ctx->aclreqaccess = access_mask; // set mask for vfs->open call
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139 if((ctx->vfs->flags & VFS_CHECKS_ACL) != VFS_CHECKS_ACL) {
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140 // VFS does not evaluates the ACL itself, so we have to do it here
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141 SysACL sysacl;
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142 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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143 return NULL;
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144 }
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145 }
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146 SYS_FILE file = ctx->vfs->open(ctx, path, oflags);
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147 ctx->aclreqaccess = m; // restore original access mask
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148 return file;
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149 }
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150
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151 SYS_FILE vfs_openRO(VFSContext *ctx, const char *path) {
165
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152 return vfs_open(ctx, path, O_RDONLY);
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153 }
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154
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155 SYS_FILE vfs_openWO(VFSContext *ctx, const char *path) {
165
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156 return vfs_open(ctx, path, O_WRONLY | O_CREAT);
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157 }
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158
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159 SYS_FILE vfs_openRW(VFSContext *ctx, const char *path) {
165
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160 return vfs_open(ctx, path, O_RDONLY | O_WRONLY | O_CREAT);
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161 }
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162
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163 int vfs_stat(VFSContext *ctx, const char *path, struct stat *buf) {
165
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164 WS_ASSERT(ctx);
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165 WS_ASSERT(path);
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166
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167 uint32_t access_mask = ctx->aclreqaccess | ACL_READ_ATTRIBUTES;
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168
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169 // ctx->aclreqaccess should be the complete access mask
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170 uint32_t m = ctx->aclreqaccess; // save original access mask
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171 ctx->aclreqaccess = access_mask; // set mask for vfs->open call
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172 if((ctx->vfs->flags & VFS_CHECKS_ACL) != VFS_CHECKS_ACL) {
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173 // VFS does not evaluates the ACL itself, so we have to do it here
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174 SysACL sysacl;
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175 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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176 return -1;
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177 }
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178 }
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179 int ret = ctx->vfs->stat(ctx, path, buf);
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180 ctx->aclreqaccess = m; // restore original access mask
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181 return ret;
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182 }
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183
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184 int vfs_fstat(VFSContext *ctx, SYS_FILE fd, struct stat *buf) {
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185 WS_ASSERT(ctx);
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186 WS_ASSERT(fd);
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187 WS_ASSERT(buf);
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188
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189 return ctx->vfs->fstat(ctx, fd, buf);
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190 }
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191
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192 void vfs_close(SYS_FILE fd) {
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193 WS_ASSERT(fd);
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194
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195 fd->io->close(fd);
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196 if(fd->ctx) {
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197 pool_free(fd->ctx->pool, fd);
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198 } else {
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199 free(fd);
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200 }
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201 }
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202
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203 VFS_DIR vfs_opendir(VFSContext *ctx, const char *path) {
165
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204 WS_ASSERT(ctx);
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205 WS_ASSERT(path);
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206
165
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207 uint32_t access_mask = ctx->aclreqaccess | ACL_LIST;
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208
165
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209 // ctx->aclreqaccess should be the complete access mask
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210 uint32_t m = ctx->aclreqaccess; // save original access mask
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211 ctx->aclreqaccess = access_mask; // set mask for vfs->open call
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212 if((ctx->vfs->flags & VFS_CHECKS_ACL) != VFS_CHECKS_ACL) {
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213 // VFS does not evaluates the ACL itself, so we have to do it here
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214 SysACL sysacl;
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215 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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216 return NULL;
54
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217 }
165
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218 }
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219 VFS_DIR dir = ctx->vfs->opendir(ctx, path);
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220 ctx->aclreqaccess = m; // restore original access mask
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221 return dir;
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222 }
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223
211
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224 VFS_DIR vfs_fdopendir(VFSContext *ctx, SYS_FILE fd) {
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225 WS_ASSERT(ctx);
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226 WS_ASSERT(path);
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227
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228 uint32_t access_mask = ctx->aclreqaccess | ACL_LIST;
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229
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230 // ctx->aclreqaccess should be the complete access mask
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231 uint32_t m = ctx->aclreqaccess; // save original access mask
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232 ctx->aclreqaccess = access_mask; // set mask for vfs->open call
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233 if((ctx->vfs->flags & VFS_CHECKS_ACL) != VFS_CHECKS_ACL) {
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234 // VFS does not evaluates the ACL itself, so we have to do it here
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235 SysACL sysacl;
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236 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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237 return NULL;
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238 }
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239 }
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240 VFS_DIR dir = ctx->vfs->fdopendir(ctx, fd);
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241 ctx->aclreqaccess = m; // restore original access mask
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242 return dir;
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243 }
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244
165
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245 int vfs_readdir(VFS_DIR dir, VFS_ENTRY *entry) {
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246 WS_ASSERT(dir);
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247 WS_ASSERT(entry);
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248
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249 return dir->io->readdir(dir, entry, 0);
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250 }
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251
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252 int vfs_readdir_stat(VFS_DIR dir, VFS_ENTRY *entry) {
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253 WS_ASSERT(dir);
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254 WS_ASSERT(entry);
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255
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256 return dir->io->readdir(dir, entry, 1);
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257 }
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258
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259 void vfs_closedir(VFS_DIR dir) {
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260 WS_ASSERT(dir);
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261
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262 dir->io->close(dir);
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263 if(dir->ctx) {
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264 VFS_FREE(dir->ctx->pool, dir);
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265 } else {
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266 free(dir);
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267 }
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268 }
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269
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270 int vfs_mkdir(VFSContext *ctx, const char *path) {
165
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271 WS_ASSERT(ctx);
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272 WS_ASSERT(path);
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273
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274 return vfs_path_op(ctx, path, ctx->vfs->mkdir, ACL_ADD_FILE);
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275 }
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276
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277 int vfs_unlink(VFSContext *ctx, const char *path) {
165
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278 WS_ASSERT(ctx);
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279 WS_ASSERT(path);
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280
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281 return vfs_path_op(ctx, path, ctx->vfs->unlink, ACL_DELETE);
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282 }
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283
247
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284 int vfs_rmdir(VFSContext *ctx, const char *path) {
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285 WS_ASSERT(ctx);
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286 WS_ASSERT(path);
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287
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288 return vfs_path_op(ctx, path, ctx->vfs->rmdir, ACL_DELETE);
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289 }
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290
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291 // private
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292 int vfs_path_op(VFSContext *ctx, const char *path, vfs_op_f op, uint32_t access) {
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293 uint32_t access_mask = ctx->aclreqaccess;
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294 access_mask |= access;
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295
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296 // ctx->aclreqaccess should be the complete access mask
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297 uint32_t m = ctx->aclreqaccess; // save original access mask
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298 ctx->aclreqaccess = access_mask; // set mask for vfs function call
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299 if((ctx->vfs->flags & VFS_CHECKS_ACL) != VFS_CHECKS_ACL) {
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300 // VFS does not evaluates the ACL itself, so we have to do it here
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301 SysACL sysacl;
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302 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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303 return -1;
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304 }
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305 }
165
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306 int ret = op(ctx, path);
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307 ctx->aclreqaccess = m; // restore original access mask
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308 return ret;
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309 }
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310
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311 /* system vfs implementation */
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312
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313 SYS_FILE sys_vfs_open(VFSContext *ctx, const char *path, int oflags) {
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314 uint32_t access_mask = ctx->aclreqaccess;
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315 pool_handle_t *pool = ctx->pool;
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316
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317 // check ACLs
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318 SysACL sysacl;
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319 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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320 return NULL;
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321 }
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322
63
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323 if(sysacl.acl) {
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324 if(!fs_acl_check(&sysacl, ctx->user, path, access_mask)) {
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325 acl_set_error_status(ctx->sn, ctx->rq, sysacl.acl, ctx->user);
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326 return NULL;
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327 }
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328 }
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329
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330 // open file
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331 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
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332 int fd = open(path, oflags, mode);
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333 if(fd == -1) {
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334 if(ctx) {
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335 ctx->vfs_errno = errno;
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336 sys_set_error_status(ctx);
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337 }
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338 return NULL;
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339 }
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340
63
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341 // if a file system acl is active, we set the owner for newly created files
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342 if(((oflags & O_CREAT) == O_CREAT) && sysacl.user_uid != -1) {
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343 if(fchown(fd, sysacl.user_uid, sysacl.user_gid)) {
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344 perror("vfs_open: fchown");
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345 system_close(fd);
63
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346 return NULL;
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347 }
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348 }
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349
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350 VFSFile *file = VFS_MALLOC(pool, sizeof(VFSFile));
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351 if(!file) {
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352 system_close(fd);
54
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353 return NULL;
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354 }
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355 file->ctx = ctx;
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356 file->data = NULL;
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357 file->fd = fd;
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358 file->io = &sys_file_io;
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359 return file;
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360 }
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361
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362 int sys_vfs_stat(VFSContext *ctx, const char *path, struct stat *buf) {
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363 uint32_t access_mask = ctx->aclreqaccess;
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364
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365 // check ACLs
63
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366 SysACL sysacl;
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367 if(sys_acl_check(ctx, access_mask, &sysacl)) {
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368 return -1;
54
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369 }
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370
63
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371 if(sysacl.acl) {
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372 if(!fs_acl_check(&sysacl, ctx->user, path, access_mask)) {
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373 acl_set_error_status(ctx->sn, ctx->rq, sysacl.acl, ctx->user);
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374 return -1;
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375 }
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376 }
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377
54
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378 // stat
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379 if(stat(path, buf)) {
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380 if(ctx) {
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381 ctx->vfs_errno = errno;
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382 sys_set_error_status(ctx);
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383 }
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384 return -1;
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385 }
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386
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387 return 0;
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388 }
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389
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390 int sys_vfs_fstat(VFSContext *ctx, SYS_FILE fd, struct stat *buf) {
54
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391 // stat
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392 if(fstat(fd->fd, buf)) {
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393 if(ctx) {
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394 ctx->vfs_errno = errno;
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395 }
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396 return -1;
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397 }
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parents:
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398
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399 return 0;
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parents:
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400 }
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401
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diff changeset
402 VFS_DIR sys_vfs_opendir(VFSContext *ctx, const char *path) {
165
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diff changeset
403 uint32_t access_mask = ctx->aclreqaccess;
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diff changeset
404 pool_handle_t *pool = ctx->pool;
55
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diff changeset
405
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diff changeset
406 // check ACLs
63
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diff changeset
407 SysACL sysacl;
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diff changeset
408 if(sys_acl_check(ctx, access_mask, &sysacl)) {
55
b7908bf38f9f vfs can read directories
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diff changeset
409 return NULL;
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diff changeset
410 }
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diff changeset
411
63
66442f81f823 supports file system ACLs on Solaris
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diff changeset
412 if(sysacl.acl) {
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diff changeset
413 if(!fs_acl_check(&sysacl, ctx->user, path, access_mask)) {
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parents: 59
diff changeset
414 acl_set_error_status(ctx->sn, ctx->rq, sysacl.acl, ctx->user);
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diff changeset
415 return NULL;
66442f81f823 supports file system ACLs on Solaris
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parents: 59
diff changeset
416 }
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diff changeset
417 }
66442f81f823 supports file system ACLs on Solaris
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diff changeset
418
72
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diff changeset
419 // open directory
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diff changeset
420 #ifdef BSD
69
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diff changeset
421 DIR *sys_dir = opendir(path);
97
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diff changeset
422 int dir_fd = sys_dir ? dirfd(sys_dir) : 0;
72
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diff changeset
423 #else
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diff changeset
424 int dir_fd = open(path, O_RDONLY);
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diff changeset
425 if(dir_fd == -1) {
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diff changeset
426 if(ctx) {
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diff changeset
427 ctx->vfs_errno = errno;
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diff changeset
428 sys_set_error_status(ctx);
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diff changeset
429 }
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diff changeset
430 return NULL;
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diff changeset
431 }
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diff changeset
432 DIR *sys_dir = fdopendir(dir_fd);
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diff changeset
433 #endif
55
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diff changeset
434 if(!sys_dir) {
269
3dfbd0b91950 add ResourcePool initialization
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parents: 247
diff changeset
435 if(dir_fd > 0) {
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diff changeset
436 close(dir_fd);
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diff changeset
437 }
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
438 if(ctx) {
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
439 ctx->vfs_errno = errno;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
440 sys_set_error_status(ctx);
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
441 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
442 return NULL;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
443 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
444
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
445 SysVFSDir *dir_data = VFS_MALLOC(pool, sizeof(SysVFSDir));
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
446 if(!dir_data) {
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
447 closedir(sys_dir);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
448 return NULL;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
449 }
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
450 long maxfilelen = fpathconf(dir_fd, _PC_NAME_MAX);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
451 size_t entry_len = offsetof(struct dirent, d_name) + maxfilelen + 1;
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
452 dir_data->cur = VFS_MALLOC(pool, entry_len);
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
453 if(!dir_data->cur) {
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
454 closedir(sys_dir);
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
455 VFS_FREE(pool, dir_data);
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
456 return NULL;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
457 }
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
458 dir_data->dir = sys_dir;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
459
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
460 VFSDir *dir = VFS_MALLOC(pool, sizeof(VFSDir));
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
461 if(!dir) {
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
462 closedir(sys_dir);
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
463 VFS_FREE(pool, dir_data->cur);
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
464 VFS_FREE(pool, dir_data);
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
465 return NULL;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
466 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
467 dir->ctx = ctx;
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
468 dir->data = dir_data;
72
9b888965f3ee some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 70
diff changeset
469 dir->fd = dir_fd;
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
470 dir->io = &sys_dir_io;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
471 return dir;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
472 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
473
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
474 VFS_DIR sys_vfs_fdopendir(VFSContext *ctx, SYS_FILE fd) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
475 uint32_t access_mask = ctx->aclreqaccess;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
476 pool_handle_t *pool = ctx->pool;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
477
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
478 // check ACLs
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
479 SysACL sysacl;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
480 if(sys_acl_check(ctx, access_mask, &sysacl)) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
481 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
482 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
483
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
484 if(sysacl.acl) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
485 if(!fs_acl_check_fd(&sysacl, ctx->user, fd->fd, access_mask)) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
486 acl_set_error_status(ctx->sn, ctx->rq, sysacl.acl, ctx->user);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
487 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
488 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
489 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
490
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
491 // open directory
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
492 DIR *sys_dir = fdopendir(fd->fd);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
493 if(!sys_dir) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
494 if(ctx) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
495 ctx->vfs_errno = errno;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
496 sys_set_error_status(ctx);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
497 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
498 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
499 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
500
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
501 SysVFSDir *dir_data = VFS_MALLOC(pool, sizeof(SysVFSDir));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
502 if(!dir_data) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
503 closedir(sys_dir);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
504 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
505 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
506 long maxfilelen = fpathconf(fd->fd, _PC_NAME_MAX);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
507 size_t entry_len = offsetof(struct dirent, d_name) + maxfilelen + 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
508 dir_data->cur = VFS_MALLOC(pool, entry_len);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
509 if(!dir_data->cur) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
510 closedir(sys_dir);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
511 VFS_FREE(pool, dir_data);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
512 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
513 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
514 dir_data->dir = sys_dir;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
515
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
516 VFSDir *dir = VFS_MALLOC(pool, sizeof(VFSDir));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
517 if(!dir) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
518 closedir(sys_dir);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
519 VFS_FREE(pool, dir_data->cur);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
520 VFS_FREE(pool, dir_data);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
521 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
522 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
523 dir->ctx = ctx;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
524 dir->data = dir_data;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
525 dir->fd = fd->fd;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
526 dir->io = &sys_dir_io;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
527 return dir;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
528 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
529
241
4adad7faf452 add proppatch op
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
530 int sys_vfs_mkdir(VFSContext *ctx, const char *path) {
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
531 return sys_path_op(ctx, path, sys_mkdir);
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
532 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
533
241
4adad7faf452 add proppatch op
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
534 int sys_vfs_unlink(VFSContext *ctx, const char *path) {
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
535 return sys_path_op(ctx, path, sys_unlink);
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
536 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
537
247
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
538 int sys_vfs_rmdir(VFSContext *ctx, const char *path) {
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
539 return sys_path_op(ctx, path, sys_rmdir);
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
540 }
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
541
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542
241
4adad7faf452 add proppatch op
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
543 int sys_path_op(VFSContext *ctx, const char *path, sys_op_f op) {
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
544 uint32_t access_mask = ctx->aclreqaccess;
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
545
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
546 // check ACLs
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
547 SysACL sysacl;
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
548 if(sys_acl_check(ctx, access_mask, &sysacl)) {
57
b3a89736b23e some fixes
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 56
diff changeset
549 return -1;
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
550 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
551
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
552 if(sysacl.acl) {
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
553 if(!fs_acl_check(&sysacl, ctx->user, path, access_mask)) {
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
554 acl_set_error_status(ctx->sn, ctx->rq, sysacl.acl, ctx->user);
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
555 return -1;
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
556 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
557 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
558
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
559 // do path operation
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
560 if(op(ctx, path, &sysacl)) {
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
561 // error
165
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
562 ctx->vfs_errno = errno;
6942a8c3e737 refactors vfs code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
563 sys_set_error_status(ctx);
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
564 return -1;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
565 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
566
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
567 return 0;
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
568 }
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
569
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
570 int sys_acl_check(VFSContext *ctx, uint32_t access_mask, SysACL *sysacl) {
67
50505dc3f8a6 dynamic thread pool
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 66
diff changeset
571 if(sysacl) {
50505dc3f8a6 dynamic thread pool
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 66
diff changeset
572 sysacl->acl = NULL;
50505dc3f8a6 dynamic thread pool
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 66
diff changeset
573 }
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
574 if(!ctx) {
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
575 return 0;
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
576 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
577
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
578 ACLListHandle *acllist = ctx->acllist;
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
579 if(acllist) {
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
580 ACLList *acl = acl_evallist(
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
581 acllist,
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
582 ctx->user,
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
583 access_mask,
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
584 &sysacl->acl);
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
585
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
586 if(acl) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
587 acl_set_error_status(ctx->sn, ctx->rq, acl, ctx->user);
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
588 return 1;
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
589 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
590 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
591
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
592 return 0;
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
593 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
594
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
595 void sys_set_error_status(VFSContext *ctx) {
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
596 if(ctx->sn && ctx->rq) {
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
597 int status = util_errno2status(ctx->vfs_errno);
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
598 protocol_status(ctx->sn, ctx->rq, status, NULL);
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
599 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
600 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
601
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
602 ssize_t sys_file_read(SYS_FILE fd, void *buf, size_t nbyte) {
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
603 return read(fd->fd, buf, nbyte);
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
604 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
605
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
606 ssize_t sys_file_write(SYS_FILE fd, const void *buf, size_t nbyte) {
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
607 return write(fd->fd, buf, nbyte);
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
608 }
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
609
189
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
610 ssize_t sys_file_pread(SYS_FILE fd, void *buf, size_t nbyte, off_t offset) {
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
611 return pread(fd->fd, buf, nbyte, offset);
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
612 }
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
613
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
614 ssize_t sys_file_pwrite(SYS_FILE fd, const void *buf, size_t nbyte, off_t offset) {
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
615 return pwrite(fd->fd, buf, nbyte, offset);
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
616 }
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
617
66
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
618 off_t sys_file_seek(SYS_FILE fd, off_t offset, int whence) {
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
619 return lseek(fd->fd, offset, whence);
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
620 }
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
621
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
622 void sys_file_close(SYS_FILE fd) {
171
af7e2d80dee6 adds wrapper for close syscall with error handling
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 105
diff changeset
623 system_close(fd->fd);
54
3a1d5a52adfc new vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
624 }
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
625
172
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
626 int sys_file_aioread(aiocb_s *aiocb) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
627 WS_ASSERT(aiocb->buf);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
628 WS_ASSERT(aiocb->nbytes > 0);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
629 return ev_aioread(aiocb->filedes->fd, aiocb);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
630 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
631
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
632 int sys_file_aiowrite(aiocb_s *aiocb) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
633 WS_ASSERT(aiocb->buf);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
634 WS_ASSERT(aiocb->nbytes > 0);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
635 return ev_aiowrite(aiocb->filedes->fd, aiocb);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
636 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
637
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
638
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
639 int sys_dir_read(VFS_DIR dir, VFS_ENTRY *entry, int getstat) {
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
640 SysVFSDir *dirdata = dir->data;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
641 struct dirent *result = NULL;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
642 int s = readdir_r(dirdata->dir, dirdata->cur, &result);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
643 if(!s && result) {
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
644 char *name = result->d_name;
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
645 if(!strcmp(name, ".") || !strcmp(name, "..")) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
646 return sys_dir_read(dir, entry, getstat);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
647 } else {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
648 entry->name = name;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
649 if(getstat) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
650 // TODO: check ACLs again for new path
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 193
diff changeset
651 entry->stat_errno = 0;
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
652 if(fstatat(dir->fd, result->d_name, &entry->stat, 0)) {
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
653 entry->stat_errno = errno;
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
654 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
655 entry->stat_extra = NULL;
185
b4d7ccf4e06d implements new event handler and aio on linux
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 172
diff changeset
656 }
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
657 return 1;
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
658 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
659 } else {
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
660 return 0;
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
661 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
662 }
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
663
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
664 void sys_dir_close(VFS_DIR dir) {
105
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
665 SysVFSDir *dirdata = dir->data;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
666 closedir(dirdata->dir);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
667
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
668 pool_handle_t *pool = dir->ctx->pool;
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
669 if(pool) {
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
670 pool_free(pool, dirdata->cur);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
671 pool_free(pool, dirdata);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
672 pool_free(pool, dir);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
673 } else {
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
674 free(dirdata->cur);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
675 free(dirdata);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
676 free(dir);
63d9051fe35c using readdir_r instead of readdir
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 97
diff changeset
677 }
55
b7908bf38f9f vfs can read directories
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 54
diff changeset
678 }
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
679
241
4adad7faf452 add proppatch op
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
680 int sys_mkdir(VFSContext *ctx, const char *path, SysACL *sysacl) {
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
681 mode_t mode = S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
63
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
682 int ret = mkdir(path, mode);
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
683 if(ret == 0) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
684 if(sysacl->user_uid != -1) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
685 if(chown(path, sysacl->user_uid, sysacl->user_gid)) {
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
686 // TODO: error
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
687 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
688 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
689 }
66442f81f823 supports file system ACLs on Solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 59
diff changeset
690 return ret;
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
691 }
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
692
241
4adad7faf452 add proppatch op
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
693 int sys_unlink(VFSContext *ctx, const char *path, SysACL *sysacl) {
56
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
694 return unlink(path);
c6cf20b09043 added vfs_mkdir and vfs_unlink
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 55
diff changeset
695 }
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
696
247
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
697 int sys_rmdir(VFSContext *ctx, const char *path, SysACL *sysacl) {
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
698 return rmdir(path);
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
699 }
1df803e06076 implement webdav delete for collections
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 241
diff changeset
700
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
701 /* public file api */
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
702
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
703 NSAPI_PUBLIC int system_fread(SYS_FILE fd, void *buf, int nbyte) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
704 return fd->io->read(fd, buf, nbyte);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
705 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
706
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
707 NSAPI_PUBLIC int system_fwrite(SYS_FILE fd, const void *buf, int nbyte) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
708 return fd->io->write(fd, buf, nbyte);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
709 }
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
710
189
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
711 NSAPI_PUBLIC int system_pread(SYS_FILE fd, void *buf, int nbyte, off_t offset) {
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
712 return fd->io->pread(fd, buf, nbyte, offset);
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
713 }
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
714
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
715 NSAPI_PUBLIC int system_pwrite(SYS_FILE fd, const void *buf, int nbyte, off_t offset) {
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
716 return fd->io->pwrite(fd, buf, nbyte, offset);
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
717 }
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
718
66
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
719 NSAPI_PUBLIC off_t system_lseek(SYS_FILE fd, off_t offset, int whence) {
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
720 return fd->io->seek(fd, offset, whence);
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
721 }
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 63
diff changeset
722
58
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
723 NSAPI_PUBLIC int system_fclose(SYS_FILE fd) {
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
724 vfs_close(fd);
66c22e54aa90 webdav uses the vfs api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 57
diff changeset
725 return 0;
66c22e54aa90 webdav uses the vfs api
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parents: 57
diff changeset
726 }
172
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
727
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
728 // AIO API
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
729
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
730 NSAPI_PUBLIC int system_aio_read(aiocb_s *aiocb) {
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
731 if(!aiocb->event || !aiocb->evhandler) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
732 return -1;
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
733 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
734
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
735 SYS_FILE file = aiocb->filedes;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
736 aiocb->event->object = (intptr_t)aiocb;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
737 if(file->io->opt_aioread) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
738 return file->io->opt_aioread(aiocb);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
739 } else {
187
4384bfbb7e26 adds platform independent aio functions
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parents: 185
diff changeset
740 vfs_queue_aio(aiocb, VFS_AIO_READ);
4384bfbb7e26 adds platform independent aio functions
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parents: 185
diff changeset
741 return 0;
172
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
742 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
743 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
744
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
745 NSAPI_PUBLIC int system_aio_write(aiocb_s *aiocb) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
746 if(!aiocb->event || !aiocb->evhandler) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
747 return -1;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
748 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
749
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
750 SYS_FILE file = aiocb->filedes;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
751 aiocb->event->object = (intptr_t)aiocb;
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
752 if(file->io->opt_aiowrite) {
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
753 return file->io->opt_aiowrite(aiocb);
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
754 } else {
187
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
755 vfs_queue_aio(aiocb, VFS_AIO_WRITE);
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
756 return 0;
172
5580517faafc adds public aio and poll api and asynchronous send_range function
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parents: 165
diff changeset
757 }
5580517faafc adds public aio and poll api and asynchronous send_range function
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 165
diff changeset
758 }
187
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
759
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
760 static void* vfs_aio_read(aiocb_s *aiocb) {
189
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
761 int result = system_pread(aiocb->filedes, aiocb->buf, aiocb->nbytes, aiocb->offset);
187
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
762 aiocb->result = result;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
763 if(result < 0) {
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
764 aiocb->result_errno = errno;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
765 }
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
766 event_send(aiocb->evhandler, aiocb->event);
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
767 return NULL;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
768 }
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
769
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
770 static void* vfs_aio_write(aiocb_s *aiocb) {
189
a2438f6d1e73 adds vfs pread/pwrite functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 187
diff changeset
771 int result = system_pwrite(aiocb->filedes, aiocb->buf, aiocb->nbytes, aiocb->offset);
187
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
772 aiocb->result = result;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
773 if(result < 0) {
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
774 aiocb->result_errno = errno;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
775 }
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
776 event_send(aiocb->evhandler, aiocb->event);
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
777 return NULL;
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
778 }
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
779
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
780 void vfs_queue_aio(aiocb_s *aiocb, VFSAioOp op) {
190
1f73302461e0 adds IO threadpool
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 189
diff changeset
781 threadpool_t *pool = get_default_iopool(); // TODO: use specific IOPool
187
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
782 if(op == VFS_AIO_READ) {
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
783 threadpool_run(pool, (job_callback_f)vfs_aio_read, aiocb);
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
784 } else if(VFS_AIO_WRITE) {
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
785 threadpool_run(pool, (job_callback_f)vfs_aio_write, aiocb);
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
786 }
4384bfbb7e26 adds platform independent aio functions
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 185
diff changeset
787 }

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