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Diffstat (limited to 'crypto/x509/x509v3.doc')
| -rw-r--r-- | crypto/x509/x509v3.doc | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/crypto/x509/x509v3.doc b/crypto/x509/x509v3.doc new file mode 100644 index 0000000000..1e760a9469 --- /dev/null +++ b/crypto/x509/x509v3.doc @@ -0,0 +1,24 @@ +The 'new' system. + +The X509_EXTENSION_METHOD includes extensions and attributes and/or names. +Basically everthing that can be added to an X509 with an OID identifying it. + +It operates via 2 methods per object id. +int a2i_XXX(X509 *x,char *str,int len); +int i2a_XXX(BIO *bp,X509 *x); + +The a2i_XXX function will add the object with a value converted from the +string into the X509. Len can be -1 in which case the length is calculated +via strlen(str). Applications can always use direct knowledge to load and +unload the relevent objects themselves. + +i2a_XXX will print to the passed BIO, a text representation of the +relevet object. Use a memory BIO if you want it printed to a buffer :-). + +X509_add_by_NID(X509 *x,int nid,char *str,int len); +X509_add_by_OBJ(X509 *x,ASN1_OBJECT *obj,char *str,int len); + +X509_print_by_name(BIO *bp,X509 *x); +X509_print_by_NID(BIO *bp,X509 *x); +X509_print_by_OBJ(BIO *bp,X509 *x); + |