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sys/net/app/cord: Support the addition of extra registration arguments #16113

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merged 1 commit into from
Sep 4, 2021
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sys/net/app/cord: Support the addition of extra registration arguments #16113

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16 changes: 16 additions & 0 deletions sys/include/net/cord/config.h
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,22 @@ extern "C" {
#endif
/** @} */

/**
* @brief Extra query parameters added during registration
*
* Must be suitable for constructing a static array out of them.
*
* Example:
*
* ```
* CFLAGS += '-DCONFIG_CORD_EXTRAARGS="proxy=on","et=tag:riot-os.org,2020:board"'
* ```
*/
#ifdef DOXYGEN
#define CONFIG_CORD_EXTRAARGS
#endif
/** @} */

#ifdef __cplusplus
}
#endif
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10 changes: 10 additions & 0 deletions sys/net/application_layer/cord/common/cord_common.c
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Expand Up @@ -79,5 +79,15 @@ int cord_common_add_qstring(coap_pkt_t *pkt)
}
#endif

#ifdef CONFIG_CORD_EXTRAARGS
static const char *extra[] = { CONFIG_CORD_EXTRAARGS };
for (unsigned i = 0; i < ARRAY_SIZE(extra); ++i) {
res = coap_opt_add_uri_query(pkt, extra[i], NULL);
if (res < 0) {
return res;
}
}
#endif

return 0;
}