1 /* 2 * Copyright 2005-2017 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 /* Internal ASN1 structures and functions: not for application use */ 11 12 int asn1_time_to_tm(struct tm *tm, const ASN1_TIME *d); 13 int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d); 14 int asn1_generalizedtime_to_tm(struct tm *tm, const ASN1_GENERALIZEDTIME *d); 15 16 /* ASN1 scan context structure */ 17 18 struct asn1_sctx_st { 19 /* The ASN1_ITEM associated with this field */ 20 const ASN1_ITEM *it; 21 /* If ASN1_TEMPLATE associated with this field */ 22 const ASN1_TEMPLATE *tt; 23 /* Various flags associated with field and context */ 24 unsigned long flags; 25 /* If SEQUENCE OF or SET OF, field index */ 26 int skidx; 27 /* ASN1 depth of field */ 28 int depth; 29 /* Structure and field name */ 30 const char *sname, *fname; 31 /* If a primitive type the type of underlying field */ 32 int prim_type; 33 /* The field value itself */ 34 ASN1_VALUE **field; 35 /* Callback to pass information to */ 36 int (*scan_cb) (ASN1_SCTX *ctx); 37 /* Context specific application data */ 38 void *app_data; 39 } /* ASN1_SCTX */ ; 40 41 typedef struct mime_param_st MIME_PARAM; 42 DEFINE_STACK_OF(MIME_PARAM) 43 typedef struct mime_header_st MIME_HEADER; 44 DEFINE_STACK_OF(MIME_HEADER) 45 46 void asn1_string_embed_free(ASN1_STRING *a, int embed); 47 48 int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it); 49 int asn1_set_choice_selector(ASN1_VALUE **pval, int value, 50 const ASN1_ITEM *it); 51 52 ASN1_VALUE **asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); 53 54 const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt, 55 int nullerr); 56 57 int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it); 58 59 void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it); 60 void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it); 61 int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval, 62 const ASN1_ITEM *it); 63 int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen, 64 const ASN1_ITEM *it); 65 66 void asn1_item_embed_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int embed); 67 void asn1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int embed); 68 void asn1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); 69 70 ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp, 71 long length); 72 int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp); 73 ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a, 74 const unsigned char **pp, long length); 75 int i2c_ASN1_INTEGER(ASN1_INTEGER *a, unsigned char **pp); 76 ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a, const unsigned char **pp, 77 long length); 78 79 /* Internal functions used by x_int64.c */ 80 int c2i_uint64_int(uint64_t *ret, int *neg, const unsigned char **pp, long len); 81 int i2c_uint64_int(unsigned char *p, uint64_t r, int neg); 82 83 ASN1_TIME *asn1_time_from_tm(ASN1_TIME *s, struct tm *ts, int type); 84