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Commit 55c64070 authored by Paul McLean's avatar Paul McLean Committed by Rom Lemarchand
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Adding a handy predicate function (str_parms_has_key() 

Change-Id: I1af5c260a1a820b65f0850ea9adb38b01fcb183c
parent 65ea3cc9

include/cutils/str_parms.h

+6 −0
Original line number Diff line number Diff line
@@ -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,

libcutils/str_parms.c

+4 −0
Original line number Diff line number Diff line
@@ -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)

{