GALANTHUS / ABI FUNCTION REFERENCE
gln_get_holding_isin
Declared in <galanthus/c_api/gln_capi.h>.
GLN_API const char* GLN_CALL gln_get_holding_isin(const gln_holding_t* in_holding);
Purpose
Returns the ISIN when available.
Return
Returns the International Securities Identification Number stored on the holding row when the source supplies one. Returns NULL when the optional field is not materialized or when the input handle is NULL.
| Type | Nullability | Ownership |
|---|---|---|
const char* | nullable | borrowed |
Parameters
| Name | Direction | Type | Nullability | Ownership |
|---|---|---|---|---|
in_holding | input | const gln_holding_t* | nullable | borrowed |
Security Identity
Returns the International Securities Identification Number stored on the holding row when the source supplies one.
NULL means the materialized holding row has no ISIN field.
Notes
Passing NULL for in_holding is allowed and returns NULL.
NULL means the provider did not supply this optional field for the row.
The returned pointer is borrowed from the owning backend result envelope and becomes invalid when that envelope is destroyed.