/* PipeWire */
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
/* SPDX-License-Identifier: MIT */
#ifndef PIPEWIRE_PROPERTIES_H
#define PIPEWIRE_PROPERTIES_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdarg.h>
#include <spa/utils/cleanup.h>
#include <spa/utils/dict.h>
#include <spa/utils/string.h>
#ifndef PW_API_PROPERTIES
#define PW_API_PROPERTIES static inline
#endif
/** \defgroup pw_properties Properties
*
* Properties are used to pass around arbitrary key / value pairs .
* Both keys and values are strings which keeps things simple .
* Encoding of arbitrary values should be done by using a string
* serialization such as base64 for binary blobs .
*/
/**
* \ addtogroup pw_properties
* \ {
*/
struct pw_properties {
struct spa_dict dict; /**< dictionary of key/values */
uint32_t flags; /**< extra flags */
};
struct pw_properties *
pw_properties_new(const char *key, ...) SPA_SENTINEL;
struct pw_properties *
pw_properties_new_dict(const struct spa_dict *dict);
struct pw_properties *
pw_properties_new_string(const char *args);
struct pw_properties *
pw_properties_new_string_checked(const char *args, size_t size,
struct spa_error_location *loc);
struct pw_properties *
pw_properties_copy(const struct pw_properties *properties);
int pw_properties_update_keys(struct pw_properties *props,
const struct spa_dict *dict, const char * const keys[]);
int pw_properties_update_ignore(struct pw_properties *props,
const struct spa_dict *dict, const char * const ignore[]);
/* Update props with all key/value pairs from dict */
int pw_properties_update(struct pw_properties *props,
const struct spa_dict *dict);
/* Update props with all key/value pairs from str */
int pw_properties_update_string(struct pw_properties *props,
const char *str, size_t size);
int pw_properties_update_string_checked(struct pw_properties *props,
const char *str, size_t size, struct spa_error_location *loc);
int pw_properties_add(struct pw_properties *oldprops,
const struct spa_dict *dict);
int pw_properties_add_keys(struct pw_properties *oldprops,
const struct spa_dict *dict, const char * const keys[]);
void pw_properties_clear(struct pw_properties *properties);
void
pw_properties_free(struct pw_properties *properties);
int
pw_properties_set(struct pw_properties *properties, const char *key, const char *value);
int
pw_properties_setf(struct pw_properties *properties,
const char *key, const char *format, ...) SPA_PRINTF_FUNC(3 , 4 );
int
pw_properties_setva(struct pw_properties *properties,
const char *key, const char *format, va_list args) SPA_PRINTF_FUNC(3 ,0 );
const char *
pw_properties_get(const struct pw_properties *properties, const char *key);
int
pw_properties_fetch_uint32(const struct pw_properties *properties, const char *key, uint32_t *value);
int
pw_properties_fetch_int32(const struct pw_properties *properties, const char *key, int32_t *value);
int
pw_properties_fetch_uint64(const struct pw_properties *properties, const char *key, uint64_t *value);
int
pw_properties_fetch_int64(const struct pw_properties *properties, const char *key, int64_t *value);
int
pw_properties_fetch_bool(const struct pw_properties *properties, const char *key, bool *value);
PW_API_PROPERTIES uint32_t
pw_properties_get_uint32(const struct pw_properties *properties, const char *key, uint32_t deflt)
{
uint32_t val = deflt;
pw_properties_fetch_uint32(properties, key, &val);
return val;
}
PW_API_PROPERTIES int32_t
pw_properties_get_int32(const struct pw_properties *properties, const char *key, int32_t deflt)
{
int32_t val = deflt;
pw_properties_fetch_int32(properties, key, &val);
return val;
}
PW_API_PROPERTIES uint64_t
pw_properties_get_uint64(const struct pw_properties *properties, const char *key, uint64_t deflt)
{
uint64_t val = deflt;
pw_properties_fetch_uint64(properties, key, &val);
return val;
}
PW_API_PROPERTIES int64_t
pw_properties_get_int64(const struct pw_properties *properties, const char *key, int64_t deflt)
{
int64_t val = deflt;
pw_properties_fetch_int64(properties, key, &val);
return val;
}
PW_API_PROPERTIES bool
pw_properties_get_bool(const struct pw_properties *properties, const char *key, bool deflt)
{
bool val = deflt;
pw_properties_fetch_bool(properties, key, &val);
return val;
}
const char *
pw_properties_iterate(const struct pw_properties *properties, void **state);
#define PW_PROPERTIES_FLAG_NL (1 <<0 )
#define PW_PROPERTIES_FLAG_RECURSE (1 <<1 )
#define PW_PROPERTIES_FLAG_ENCLOSE (1 <<2 )
#define PW_PROPERTIES_FLAG_ARRAY (1 <<3 )
#define PW_PROPERTIES_FLAG_COLORS (1 <<4 )
int pw_properties_serialize_dict(FILE *f, const struct spa_dict *dict, uint32_t flags);
PW_API_PROPERTIES bool pw_properties_parse_bool(const char *value) {
return spa_atob(value);
}
PW_API_PROPERTIES int pw_properties_parse_int(const char *value) {
int v;
return spa_atoi32(value, &v, 0 ) ? v: 0 ;
}
PW_API_PROPERTIES int64_t pw_properties_parse_int64(const char *value) {
int64_t v;
return spa_atoi64(value, &v, 0 ) ? v : 0 ;
}
PW_API_PROPERTIES uint64_t pw_properties_parse_uint64(const char *value) {
uint64_t v;
return spa_atou64(value, &v, 0 ) ? v : 0 ;
}
PW_API_PROPERTIES float pw_properties_parse_float(const char *value) {
float v;
return spa_atof(value, &v) ? v : 0 .0 f;
}
PW_API_PROPERTIES double pw_properties_parse_double(const char *value) {
double v;
return spa_atod(value, &v) ? v : 0 .0 ;
}
/**
* \ }
*/
SPA_DEFINE_AUTOPTR_CLEANUP(pw_properties, struct pw_properties, {
spa_clear_ptr(*thing, pw_properties_free);
})
#ifdef __cplusplus
}
#endif
#endif /* PIPEWIRE_PROPERTIES_H */
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