openssl/crypto/asn1/asn1_locl.h
2018-12-06 14:24:40 +01:00

83 lines
3.3 KiB
C

/*
* Copyright 2005-2017 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* Internal ASN1 structures and functions: not for application use */
int asn1_time_to_tm(struct tm *tm, const ASN1_TIME *d);
int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d);
int asn1_generalizedtime_to_tm(struct tm *tm, const ASN1_GENERALIZEDTIME *d);
/* ASN1 scan context structure */
struct asn1_sctx_st {
/* The ASN1_ITEM associated with this field */
const ASN1_ITEM *it;
/* If ASN1_TEMPLATE associated with this field */
const ASN1_TEMPLATE *tt;
/* Various flags associated with field and context */
unsigned long flags;
/* If SEQUENCE OF or SET OF, field index */
int skidx;
/* ASN1 depth of field */
int depth;
/* Structure and field name */
const char *sname, *fname;
/* If a primitive type the type of underlying field */
int prim_type;
/* The field value itself */
ASN1_VALUE **field;
/* Callback to pass information to */
int (*scan_cb) (ASN1_SCTX *ctx);
/* Context specific application data */
void *app_data;
} /* ASN1_SCTX */ ;
typedef struct mime_param_st MIME_PARAM;
DEFINE_STACK_OF(MIME_PARAM)
typedef struct mime_header_st MIME_HEADER;
DEFINE_STACK_OF(MIME_HEADER)
void asn1_string_embed_free(ASN1_STRING *a, int embed);
int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it);
int asn1_set_choice_selector(ASN1_VALUE **pval, int value,
const ASN1_ITEM *it);
ASN1_VALUE **asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt,
int nullerr);
int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it);
void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it);
void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval,
const ASN1_ITEM *it);
int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen,
const ASN1_ITEM *it);
void asn1_item_embed_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int embed);
void asn1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int embed);
void asn1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
long length);
int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp);
ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
const unsigned char **pp, long length);
int i2c_ASN1_INTEGER(ASN1_INTEGER *a, unsigned char **pp);
ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a, const unsigned char **pp,
long length);
/* Internal functions used by x_int64.c */
int c2i_uint64_int(uint64_t *ret, int *neg, const unsigned char **pp, long len);
int i2c_uint64_int(unsigned char *p, uint64_t r, int neg);
ASN1_TIME *asn1_time_from_tm(ASN1_TIME *s, struct tm *ts, int type);