diff options
Diffstat (limited to 'external/libcurl_android/jni/libcurl/src/tool_xattr.c')
-rwxr-xr-x | external/libcurl_android/jni/libcurl/src/tool_xattr.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/external/libcurl_android/jni/libcurl/src/tool_xattr.c b/external/libcurl_android/jni/libcurl/src/tool_xattr.c new file mode 100755 index 00000000..b2666d97 --- /dev/null +++ b/external/libcurl_android/jni/libcurl/src/tool_xattr.c @@ -0,0 +1,87 @@ +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at http://curl.haxx.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ +#include "tool_setup.h" + +#ifdef HAVE_FSETXATTR +# include <sys/xattr.h> /* header from libc, not from libattr */ +# define USE_XATTR +#elif defined(__FreeBSD_version) && (__FreeBSD_version > 500000) +# include <sys/types.h> +# include <sys/extattr.h> +# define USE_XATTR +#endif + +#include "tool_xattr.h" + +#include "memdebug.h" /* keep this as LAST include */ + +#ifdef USE_XATTR + +/* mapping table of curl metadata to extended attribute names */ +static const struct xattr_mapping { + const char *attr; /* name of the xattr */ + CURLINFO info; +} mappings[] = { + /* mappings proposed by + * http://freedesktop.org/wiki/CommonExtendedAttributes + */ + { "user.xdg.origin.url", CURLINFO_EFFECTIVE_URL }, + { "user.mime_type", CURLINFO_CONTENT_TYPE }, + { NULL, CURLINFO_NONE } /* last element, abort loop here */ +}; + +/* store metadata from the curl request alongside the downloaded + * file using extended attributes + */ +int fwrite_xattr(CURL *curl, int fd) +{ + int i = 0; + int err = 0; + /* loop through all xattr-curlinfo pairs and abort on a set error */ + while(err == 0 && mappings[i].attr != NULL) { + char *value = NULL; + CURLcode rc = curl_easy_getinfo(curl, mappings[i].info, &value); + if(rc == CURLE_OK && value) { +#ifdef HAVE_FSETXATTR_6 + err = fsetxattr(fd, mappings[i].attr, value, strlen(value), 0, 0); +#elif defined(HAVE_FSETXATTR_5) + err = fsetxattr(fd, mappings[i].attr, value, strlen(value), 0); +#elif defined(__FreeBSD_version) + err = extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, mappings[i].attr, value, + strlen(value)); + /* FreeBSD's extattr_set_fd returns the length of the extended attribute + */ + err = err < 0 ? err : 0; +#endif + } + i++; + } + return err; +} +#else +int fwrite_xattr(CURL *curl, int fd) +{ + (void)curl; + (void)fd; + return 0; +} +#endif |