1 | /***************************************************************************
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2 | * _ _ ____ _
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3 | * Project ___| | | | _ \| |
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4 | * / __| | | | |_) | |
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5 | * | (__| |_| | _ <| |___
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6 | * \___|\___/|_| \_\_____|
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7 | *
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8 | * Copyright (C) 1998 - 2014, 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 | *
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10 | * This software is licensed as described in the file COPYING, which
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11 | * you should have received as part of this distribution. The terms
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12 | * are also available at https://curl.haxx.se/docs/copyright.html.
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13 | *
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14 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 | * copies of the Software, and permit persons to whom the Software is
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16 | * furnished to do so, under the terms of the COPYING file.
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17 | *
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18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 | * KIND, either express or implied.
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20 | *
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21 | ***************************************************************************/
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22 | #include "tool_setup.h"
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23 |
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24 | #include "strcase.h"
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25 |
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26 | #define ENABLE_CURLX_PRINTF
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27 | /* use our own printf() functions */
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28 | #include "curlx.h"
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29 |
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30 | #include "tool_cfgable.h"
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31 | #include "tool_convert.h"
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32 | #include "tool_doswin.h"
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33 | #include "tool_operhlp.h"
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34 | #include "tool_metalink.h"
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35 |
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36 | #include "memdebug.h" /* keep this as LAST include */
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37 |
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38 | void clean_getout(struct OperationConfig *config)
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39 | {
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40 | struct getout *next;
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41 | struct getout *node = config->url_list;
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42 |
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43 | while(node) {
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44 | next = node->next;
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45 | Curl_safefree(node->url);
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46 | Curl_safefree(node->outfile);
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47 | Curl_safefree(node->infile);
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48 | Curl_safefree(node);
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49 | node = next;
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50 | }
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51 | config->url_list = NULL;
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52 | }
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53 |
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54 | bool output_expected(const char *url, const char *uploadfile)
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55 | {
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56 | if(!uploadfile)
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57 | return TRUE; /* download */
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58 | if(checkprefix("http://", url) || checkprefix("https://", url))
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59 | return TRUE; /* HTTP(S) upload */
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60 |
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61 | return FALSE; /* non-HTTP upload, probably no output should be expected */
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62 | }
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63 |
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64 | bool stdin_upload(const char *uploadfile)
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65 | {
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66 | return (!strcmp(uploadfile, "-") ||
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67 | !strcmp(uploadfile, ".")) ? TRUE : FALSE;
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68 | }
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69 |
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70 | /*
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71 | * Adds the file name to the URL if it doesn't already have one.
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72 | * url will be freed before return if the returned pointer is different
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73 | */
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74 | char *add_file_name_to_url(CURL *curl, char *url, const char *filename)
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75 | {
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76 | /* If no file name part is given in the URL, we add this file name */
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77 | char *ptr = strstr(url, "://");
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78 | if(ptr)
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79 | ptr += 3;
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80 | else
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81 | ptr = url;
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82 | ptr = strrchr(ptr, '/');
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83 | if(!ptr || !strlen(++ptr)) {
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84 | /* The URL has no file name part, add the local file name. In order
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85 | to be able to do so, we have to create a new URL in another
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86 | buffer.*/
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87 |
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88 | /* We only want the part of the local path that is on the right
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89 | side of the rightmost slash and backslash. */
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90 | const char *filep = strrchr(filename, '/');
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91 | char *file2 = strrchr(filep?filep:filename, '\\');
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92 | char *encfile;
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93 |
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94 | if(file2)
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95 | filep = file2 + 1;
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96 | else if(filep)
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97 | filep++;
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98 | else
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99 | filep = filename;
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100 |
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101 | /* URL encode the file name */
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102 | encfile = curl_easy_escape(curl, filep, 0 /* use strlen */);
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103 | if(encfile) {
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104 | char *urlbuffer;
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105 | if(ptr)
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106 | /* there is a trailing slash on the URL */
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107 | urlbuffer = aprintf("%s%s", url, encfile);
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108 | else
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109 | /* there is no trailing slash on the URL */
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110 | urlbuffer = aprintf("%s/%s", url, encfile);
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111 |
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112 | curl_free(encfile);
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113 | Curl_safefree(url);
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114 |
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115 | if(!urlbuffer)
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116 | return NULL;
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117 |
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118 | url = urlbuffer; /* use our new URL instead! */
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119 | }
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120 | else
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121 | Curl_safefree(url);
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122 | }
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123 | return url;
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124 | }
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125 |
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126 | /* Extracts the name portion of the URL.
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127 | * Returns a pointer to a heap-allocated string or NULL if
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128 | * no name part, at location indicated by first argument.
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129 | */
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130 | CURLcode get_url_file_name(char **filename, const char *url)
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131 | {
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132 | const char *pc, *pc2;
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133 |
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134 | *filename = NULL;
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135 |
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136 | /* Find and get the remote file name */
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137 | pc = strstr(url, "://");
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138 | if(pc)
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139 | pc += 3;
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140 | else
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141 | pc = url;
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142 |
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143 | pc2 = strrchr(pc, '\\');
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144 | pc = strrchr(pc, '/');
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145 | if(pc2 && (!pc || pc < pc2))
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146 | pc = pc2;
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147 |
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148 | if(pc)
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149 | /* duplicate the string beyond the slash */
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150 | pc++;
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151 | else
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152 | /* no slash => empty string */
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153 | pc = "";
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154 |
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155 | *filename = strdup(pc);
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156 | if(!*filename)
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157 | return CURLE_OUT_OF_MEMORY;
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158 |
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159 | #if defined(MSDOS) || defined(WIN32)
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160 | {
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161 | char *sanitized;
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162 | SANITIZEcode sc = sanitize_file_name(&sanitized, *filename, 0);
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163 | Curl_safefree(*filename);
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164 | if(sc)
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165 | return CURLE_URL_MALFORMAT;
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166 | *filename = sanitized;
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167 | }
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168 | #endif /* MSDOS || WIN32 */
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169 |
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170 | /* in case we built debug enabled, we allow an environment variable
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171 | * named CURL_TESTDIR to prefix the given file name to put it into a
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172 | * specific directory
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173 | */
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174 | #ifdef DEBUGBUILD
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175 | {
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176 | char *tdir = curlx_getenv("CURL_TESTDIR");
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177 | if(tdir) {
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178 | char buffer[512]; /* suitably large */
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179 | snprintf(buffer, sizeof(buffer), "%s/%s", tdir, *filename);
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180 | Curl_safefree(*filename);
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181 | *filename = strdup(buffer); /* clone the buffer */
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182 | curl_free(tdir);
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183 | if(!*filename)
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184 | return CURLE_OUT_OF_MEMORY;
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185 | }
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186 | }
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187 | #endif
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188 |
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189 | return CURLE_OK;
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190 | }
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