2 * collection4 - utils_search.c
3 * Copyright (C) 2010 Florian octo Forster
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301 USA
21 * Florian octo Forster <ff at octo.it>
30 #include "utils_search.h"
31 #include "utils_array.h"
34 #include <fcgi_stdio.h>
40 char *plugin_instance;
47 static char *read_quoted_string (const char **buffer) /* {{{ */
49 const char *ptr = *buffer;
58 while ((*ptr != '"') && (*ptr != 0))
68 if ((ret_len < 1) || (*ptr != '"'))
71 ret = malloc (ret_len + 1);
77 while ((*ptr != '"') && (*ptr != 0))
91 /* terminate string */
94 /* "ptr" points to the '"' sign, so advance one more */
99 } /* }}} char *read_quoted_string */
101 static char *read_unquoted_word (const char **buffer) /* {{{ */
103 const char *ptr = *buffer;
108 while (!isspace ((int) ptr[ret_len]) && (ptr[ret_len] != 0))
114 ret = malloc (ret_len + 1);
118 memcpy (ret, ptr, ret_len);
125 } /* }}} char *read_unquoted_word */
127 static char *next_token (const char **buffer) /* {{{ */
129 const char *ptr = *buffer;
132 while (isspace ((int) (*ptr)))
137 else if (ptr[0] == '"')
139 ret = read_quoted_string (&ptr);
147 ret = read_unquoted_word (&ptr);
152 } /* }}} char *next_token */
154 static int store_token_field (char **field, const char *token)
158 if ((field == NULL) || (token == NULL))
161 copy = strdup (token);
169 } /* }}} int store_token_field */
171 static int store_token (search_info_t *si, const char *token)
173 if (strncmp ("host:", token, strlen ("host:")) == 0)
174 return (store_token_field (&si->host, token + strlen ("host:")));
175 else if (strncmp ("plugin:", token, strlen ("plugin:")) == 0)
176 return (store_token_field (&si->plugin, token + strlen ("plugin:")));
177 else if (strncmp ("plugin_instance:", token, strlen ("plugin_instance:")) == 0)
178 return (store_token_field (&si->plugin_instance, token + strlen ("plugin_instance:")));
179 else if (strncmp ("type:", token, strlen ("type:")) == 0)
180 return (store_token_field (&si->type, token + strlen ("type:")));
181 else if (strncmp ("type_instance:", token, strlen ("type_instance:")) == 0)
182 return (store_token_field (&si->type_instance, token + strlen ("type_instance:")));
184 return (array_append (si->terms, token));
185 } /* }}} int store_token */
187 search_info_t *search_parse (const char *search) /* {{{ */
193 si = malloc (sizeof (*si));
196 memset (si, 0, sizeof (*si));
198 si->terms = array_create ();
199 if (si->terms == NULL)
207 while ((token = next_token (&ptr)) != NULL)
209 store_token (si, token);
214 } /* }}} search_info_t *search_parse */
216 void search_destroy (search_info_t *si) /* {{{ */
223 free (si->plugin_instance);
225 free (si->type_instance);
227 array_destroy (si->terms);
228 } /* }}} void search_destroy */
230 /* vim: set sw=2 sts=2 et fdm=marker : */