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6 it under the terms of the GNU General Public License as published
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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16 along with GNUnet; see the file COPYING. If not, write to the
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22 * @file fs/fs_getopt.c
23 * @brief helper functions for command-line argument processing
24 * @author Igor Wronsky, Christian Grothoff
27 #include "gnunet_fs_service.h"
30 /* ******************** command-line option parsing API ******************** */
33 * Command-line option parser function that allows the user
34 * to specify one or more '-k' options with keywords. Each
35 * specified keyword will be added to the URI. A pointer to
36 * the URI must be passed as the "scls" argument.
38 * @param ctx command line processor context
39 * @param scls must be of type "struct GNUNET_FS_Uri **"
40 * @param option name of the option (typically 'k')
41 * @param value command line argument given
42 * @return GNUNET_OK on success
45 GNUNET_FS_getopt_set_keywords (struct GNUNET_GETOPT_CommandLineProcessorContext
46 *ctx, void *scls, const char *option,
49 struct GNUNET_FS_Uri **uri = scls;
50 struct GNUNET_FS_Uri *u = *uri;
56 u = GNUNET_new (struct GNUNET_FS_Uri);
58 u->type = GNUNET_FS_URI_KSK;
59 u->data.ksk.keywordCount = 0;
60 u->data.ksk.keywords = NULL;
64 GNUNET_assert (u->type == GNUNET_FS_URI_KSK);
66 slen = strlen (value);
68 return GNUNET_SYSERR; /* cannot be empty */
71 /* simply preserve the "mandatory" flag */
73 return GNUNET_SYSERR; /* empty keywords not allowed */
74 if ((value[1] == '"') && (slen > 3) && (value[slen - 1] == '"'))
76 /* remove the quotes, keep the '+' */
77 val = GNUNET_malloc (slen - 1);
79 memcpy (&val[1], &value[2], slen - 3);
84 /* no quotes, just keep the '+' */
85 val = GNUNET_strdup (value);
90 if ((value[0] == '"') && (slen > 2) && (value[slen - 1] == '"'))
92 /* remove the quotes, add a space */
93 val = GNUNET_malloc (slen);
95 memcpy (&val[1], &value[1], slen - 2);
100 /* add a space to indicate "not mandatory" */
101 val = GNUNET_malloc (slen + 2);
106 GNUNET_array_append (u->data.ksk.keywords, u->data.ksk.keywordCount, val);
112 * Command-line option parser function that allows the user to specify
113 * one or more '-m' options with metadata. Each specified entry of
114 * the form "type=value" will be added to the metadata. A pointer to
115 * the metadata must be passed as the "scls" argument.
117 * @param ctx command line processor context
118 * @param scls must be of type "struct GNUNET_MetaData **"
119 * @param option name of the option (typically 'k')
120 * @param value command line argument given
121 * @return #GNUNET_OK on success
124 GNUNET_FS_getopt_set_metadata (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
129 struct GNUNET_CONTAINER_MetaData **mm = scls;
131 enum EXTRACTOR_MetaType type;
132 const char *typename;
133 const char *typename_i18n;
135 struct GNUNET_CONTAINER_MetaData *meta;
141 meta = GNUNET_CONTAINER_meta_data_create ();
145 /* Use GNUNET_STRINGS_get_utf8_args() in main() to acquire utf-8-encoded
146 * commandline arguments, so that the following line is not needed.
148 /*tmp = GNUNET_STRINGS_to_utf8 (value, strlen (value), locale_charset ());*/
149 tmp = GNUNET_strdup (value);
151 type = EXTRACTOR_metatype_get_max ();
155 typename = EXTRACTOR_metatype_to_string (type);
156 typename_i18n = dgettext (LIBEXTRACTOR_GETTEXT_DOMAIN, typename);
157 if ((strlen (tmp) >= strlen (typename) + 1) &&
158 (tmp[strlen (typename)] == ':') &&
159 (0 == strncmp (typename, tmp, strlen (typename))))
161 GNUNET_CONTAINER_meta_data_insert (meta, "<gnunet>", type,
162 EXTRACTOR_METAFORMAT_UTF8,
164 &tmp[strlen (typename) + 1],
165 strlen (&tmp[strlen (typename) + 1]) +
171 if ((strlen (tmp) >= strlen (typename_i18n) + 1) &&
172 (tmp[strlen (typename_i18n)] == ':') &&
173 (0 == strncmp (typename_i18n, tmp, strlen (typename_i18n))))
175 GNUNET_CONTAINER_meta_data_insert (meta, "<gnunet>", type,
176 EXTRACTOR_METAFORMAT_UTF8,
178 &tmp[strlen (typename_i18n) + 1],
180 [strlen (typename_i18n) + 1]) +
191 GNUNET_CONTAINER_meta_data_insert (meta, "<gnunet>",
192 EXTRACTOR_METATYPE_UNKNOWN,
193 EXTRACTOR_METAFORMAT_UTF8, "text/plain",
194 tmp, strlen (tmp) + 1);
197 ("Unknown metadata type in metadata option `%s'. Using metadata type `unknown' instead.\n"),
203 /* end of fs_getopt.c */