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Merge "Adding a handy predicate function (str_parms_has_key()"

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Paul McLean 2014-04-01 15:34:18 +00:00 • committed by Android (Google) Code Review
commit 89086df24f
2 changed files with 10 additions and 0 deletions
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6
include/cutils/str_parms.h
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@ -34,6 +34,12 @@ int str_parms_add_int(struct str_parms *str_parms, const char *key, int value);
int str_parms_add_float(struct str_parms *str_parms, const char *key,
float value);
// Returns non-zero if the str_parms contains the specified key.
int str_parms_has_key(struct str_parms *str_parms, const char *key);
// Gets value associated with the specified key (if present), placing it in the buffer
// pointed to by the out_val parameter. Returns the length of the returned string value.
// If 'key' isn't in the parms, then return -ENOENT (-2) and leave 'out_val' untouched.
int str_parms_get_str(struct str_parms *str_parms, const char *key,
char *out_val, int len);
int str_parms_get_int(struct str_parms *str_parms, const char *key,

4
libcutils/str_parms.c
View file

@ -240,6 +240,10 @@ int str_parms_add_float(struct str_parms *str_parms, const char *key,
return ret;
}
int str_parms_has_key(struct str_parms *str_parms, const char *key) {
return hashmapGet(str_parms->map, (void *)key) != NULL;
}
int str_parms_get_str(struct str_parms *str_parms, const char *key, char *val,
int len)
{