2 * Copyright (c) <2010>, Intel Corporation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
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18 * contributors may be used to endorse or promote products derived
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25 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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30 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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36 * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
37 * All rights reserved.
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions are met:
41 * * Redistributions of source code must retain the above copyright
42 * notice, this list of conditions and the following disclaimer.
43 * * Redistributions in binary form must reproduce the above copyright
44 * notice, this list of conditions and the following disclaimer in the
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47 * names of its contributors may be used to endorse or promote products
48 * derived from this software without specific prior written permission.
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51 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
52 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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54 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
55 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
56 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
57 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
58 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
59 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
67 #include "cmdline_parse.h"
68 #include "cmdline_parse_string.h"
70 #define MULTISTRING_HELP "Mul-choice STRING"
71 #define ANYSTRING_HELP "Any STRING"
72 #define FIXEDSTRING_HELP "Fixed STRING"
75 get_token_len(const char *s)
81 while (c!='#' && c!='\0') {
89 get_next_token(const char *s)
99 parse_fixed_string(struct cmdline_token_string_data *sd,
100 const char *buf, unsigned token_len)
102 unsigned int conf_token_len;
106 for (str = sd->str; str != NULL ; str = get_next_token(str)) {
108 conf_token_len = get_token_len(str);
110 /* if token from config is too big... */
111 if (conf_token_len >= STR_TOKEN_SIZE - 1)
114 /* compare conf token and user token */
115 if (token_len == conf_token_len &&
116 strncmp(buf, str, token_len) == 0)
124 cmdline_parse_string(cmdline_parse_token_hdr_t *tk, const char *buf, void *res,
127 struct cmdline_token_string *tk2 = (struct cmdline_token_string *)tk;
128 struct cmdline_token_string_data *sd = &tk2->string_data;;
129 unsigned int token_len;
131 if (res && ressize < STR_TOKEN_SIZE)
134 token_len = strlen(buf);
136 if (token_len >= (STR_TOKEN_SIZE - 1) || token_len == 0)
141 if (parse_fixed_string(sd, buf, token_len) < 0)
145 /* we already checked that token_len is < STR_TOKEN_SIZE-1 */
153 cmdline_complete_string_start(cmdline_parse_token_hdr_t *tk,
154 __attribute__((unused)) const char *tokstr,
157 struct cmdline_token_string *tk2 = (struct cmdline_token_string *)tk;
158 struct cmdline_token_string_data *sd = &tk2->string_data;;
162 *opaque = (void *)str;
164 return -1; /* no completion */
169 cmdline_complete_string_iterate(cmdline_parse_token_hdr_t *tk, void **opaque,
170 char *dstbuf, unsigned int size)
178 *opaque = (void *)get_next_token(s);
180 len = get_token_len(s);
184 memcpy(dstbuf, s, len);
190 cmdline_help_string(cmdline_parse_token_hdr_t *tk, char *dstbuf,
193 struct cmdline_token_string *tk2 = (struct cmdline_token_string *)tk;
194 struct cmdline_token_string_data *sd = &tk2->string_data;;
200 if (get_next_token(s))
201 strncpy(dstbuf, MULTISTRING_HELP, size);
203 strncpy(dstbuf, FIXEDSTRING_HELP, size);
206 strncpy(dstbuf, ANYSTRING_HELP, size);
209 dstbuf[size-1] = '\0';
214 struct cmdline_token_ops cmdline_token_string_ops = {
215 .parse = cmdline_parse_string,
216 .complete_start = cmdline_complete_string_start,
217 .complete_iterate = cmdline_complete_string_iterate,
218 .complete_end = NULL,
219 .help = cmdline_help_string,