Callback that parses a configuration string into an extension‐specific structure.

Synopsis

Declared in <openssl/x509v3.h>

typedef void*(* X509V3_EXT_S2I)(v3_ext_method const*, v3_ext_ctx*, char const*);

Return Value

Newly allocated extension value, or NULL on error.

Parameters

Name

Description

method

Extension method describing the target type.

ctx

Extension configuration context (issuer/subject certificates, etc.).

str

Configuration value string to parse.

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