On Wed, May 02, 2012 at 10:32:37PM +0400, Dmitry Guryanov wrote:
> Add function virJSONValueObjectKeysNumber, virJSONValueObjectGetKey
> and virJSONValueObjectGetValue, which allow you to iterate over all
> fields of json object: you can get number of fields and then get
> name and value, stored in field with that name by index.
>
> Signed-off-by: Dmitry Guryanov <dguryanov@xxxxxxxxxxxxx>
> ---
> src/util/json.c | 30 ++++++++++++++++++++++++++++++
> src/util/json.h | 4 ++++
> 2 files changed, 34 insertions(+), 0 deletions(-)
>
> diff --git a/src/util/json.c b/src/util/json.c
> index 3258c3f..e7dc272 100644
> --- a/src/util/json.c
> +++ b/src/util/json.c
> @@ -431,6 +431,36 @@ virJSONValuePtr virJSONValueObjectGet(virJSONValuePtr object, const char *key)
> return NULL;
> }
>
> +int virJSONValueObjectKeysNumber(virJSONValuePtr object)
> +{
> + if (object->type != VIR_JSON_TYPE_OBJECT)
> + return -1;
> +
> + return object->data.object.npairs;
> +}
> +
> +const char *virJSONValueObjectGetKey(virJSONValuePtr object, unsigned int n)
> +{
> + if (object->type != VIR_JSON_TYPE_OBJECT)
> + return NULL;
> +
> + if (n >= object->data.object.npairs)
> + return NULL;
> +
> + return object->data.object.pairs[n].key;
> +}
> +
> +virJSONValuePtr virJSONValueObjectGetValue(virJSONValuePtr object, unsigned int n)
> +{
> + if (object->type != VIR_JSON_TYPE_OBJECT)
> + return NULL;
> +
> + if (n >= object->data.object.npairs)
> + return NULL;
> +
> + return object->data.object.pairs[n].value;
> +}
> +
> int virJSONValueArraySize(virJSONValuePtr array)
> {
> if (array->type != VIR_JSON_TYPE_ARRAY)
> diff --git a/src/util/json.h b/src/util/json.h
> index 686a8fb..436405f 100644
> --- a/src/util/json.h
> +++ b/src/util/json.h
> @@ -100,6 +100,10 @@ virJSONValuePtr virJSONValueObjectGet(virJSONValuePtr object, const char *key);
> int virJSONValueArraySize(virJSONValuePtr object);
> virJSONValuePtr virJSONValueArrayGet(virJSONValuePtr object, unsigned int element);
>
> +int virJSONValueObjectKeysNumber(virJSONValuePtr object);
> +const char *virJSONValueObjectGetKey(virJSONValuePtr object, unsigned int n);
> +virJSONValuePtr virJSONValueObjectGetValue(virJSONValuePtr object, unsigned int n);
> +
> const char *virJSONValueGetString(virJSONValuePtr object);
> int virJSONValueGetNumberInt(virJSONValuePtr object, int *value);
> int virJSONValueGetNumberUint(virJSONValuePtr object, unsigned int *value);
ACK to adding this API to GIT now, regardless of the other patches
Though having said that when pushing, we should be sure to add the
3 new symbols to libvirt_private.syms
Regards,
Daniel
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