1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __CUTILS_STR_PARMS_H 18 #define __CUTILS_STR_PARMS_H 19 20 #include <stdint.h> 21 22 struct str_parms; 23 24 struct str_parms *str_parms_create(void); 25 struct str_parms *str_parms_create_str(const char *_string); 26 void str_parms_destroy(struct str_parms *str_parms); 27 28 void str_parms_del(struct str_parms *str_parms, const char *key); 29 30 int str_parms_add_str(struct str_parms *str_parms, const char *key, 31 const char *value); 32 int str_parms_add_int(struct str_parms *str_parms, const char *key, int value); 33 34 int str_parms_add_float(struct str_parms *str_parms, const char *key, 35 float value); 36 37 // Returns non-zero if the str_parms contains the specified key. 38 int str_parms_has_key(struct str_parms *str_parms, const char *key); 39 40 // Gets value associated with the specified key (if present), placing it in the buffer 41 // pointed to by the out_val parameter. Returns the length of the returned string value. 42 // If 'key' isn't in the parms, then return -ENOENT (-2) and leave 'out_val' untouched. 43 int str_parms_get_str(struct str_parms *str_parms, const char *key, 44 char *out_val, int len); 45 int str_parms_get_int(struct str_parms *str_parms, const char *key, 46 int *out_val); 47 int str_parms_get_float(struct str_parms *str_parms, const char *key, 48 float *out_val); 49 50 char *str_parms_to_str(struct str_parms *str_parms); 51 52 /* debug */ 53 void str_parms_dump(struct str_parms *str_parms); 54 55 #endif /* __CUTILS_STR_PARMS_H */ 56
