1 /*-
2  * Copyright (c) 2003 Lev Walkin <vlm@lionet.info>. All rights reserved.
3  * Redistribution and modifications are permitted subject to BSD license.
4  */
5 #ifndef	_OCTET_STRING_H_
6 #define	_OCTET_STRING_H_
7 
8 #include <asn_application.h>
9 
10 #ifdef __cplusplus
11 extern "C" {
12 #endif
13 
14 typedef struct OCTET_STRING {
15 	uint8_t *buf;	/* Buffer with consecutive OCTET_STRING bits */
16 	int size;	/* Size of the buffer */
17 
18 	asn_struct_ctx_t _asn_ctx;	/* Parsing across buffer boundaries */
19 } OCTET_STRING_t;
20 
21 extern asn_TYPE_descriptor_t asn_DEF_OCTET_STRING;
22 
23 asn_struct_free_f OCTET_STRING_free;
24 asn_struct_print_f OCTET_STRING_print;
25 asn_struct_print_f OCTET_STRING_print_utf8;
26 ber_type_decoder_f OCTET_STRING_decode_ber;
27 der_type_encoder_f OCTET_STRING_encode_der;
28 xer_type_decoder_f OCTET_STRING_decode_xer_hex;		/* Hexadecimal */
29 xer_type_decoder_f OCTET_STRING_decode_xer_binary;	/* 01010111010 */
30 xer_type_decoder_f OCTET_STRING_decode_xer_utf8;	/* ASCII/UTF-8 */
31 xer_type_encoder_f OCTET_STRING_encode_xer;
32 xer_type_encoder_f OCTET_STRING_encode_xer_utf8;
33 per_type_decoder_f OCTET_STRING_decode_uper;
34 per_type_encoder_f OCTET_STRING_encode_uper;
35 
36 /******************************
37  * Handy conversion routines. *
38  ******************************/
39 
40 /*
41  * This function clears the previous value of the OCTET STRING (if any)
42  * and then allocates a new memory with the specified content (str/size).
43  * If size = -1, the size of the original string will be determined
44  * using strlen(str).
45  * If str equals to NULL, the function will silently clear the
46  * current contents of the OCTET STRING.
47  * Returns 0 if it was possible to perform operation, -1 otherwise.
48  */
49 int OCTET_STRING_fromBuf(OCTET_STRING_t *s, const char *str, int size);
50 
51 /* Handy conversion from the C string into the OCTET STRING. */
52 #define	OCTET_STRING_fromString(s, str)	OCTET_STRING_fromBuf(s, str, -1)
53 
54 /*
55  * Allocate and fill the new OCTET STRING and return a pointer to the newly
56  * allocated object. NULL is permitted in str: the function will just allocate
57  * empty OCTET STRING.
58  */
59 OCTET_STRING_t *OCTET_STRING_new_fromBuf(asn_TYPE_descriptor_t *td,
60 	const char *str, int size);
61 
62 /****************************
63  * Internally useful stuff. *
64  ****************************/
65 
66 typedef struct asn_OCTET_STRING_specifics_s {
67 	/*
68 	 * Target structure description.
69 	 */
70 	int struct_size;	/* Size of the structure */
71 	int ctx_offset;		/* Offset of the asn_struct_ctx_t member */
72 
73 	enum asn_OS_Subvariant {
74 		ASN_OSUBV_ANY,	/* The open type (ANY) */
75 		ASN_OSUBV_BIT,	/* BIT STRING */
76 		ASN_OSUBV_STR,	/* String types, not {BMP,Universal}String  */
77 		ASN_OSUBV_U16,	/* 16-bit character (BMPString) */
78 		ASN_OSUBV_U32	/* 32-bit character (UniversalString) */
79 	} subvariant;
80 } asn_OCTET_STRING_specifics_t;
81 
82 #ifdef __cplusplus
83 }
84 #endif
85 
86 #endif	/* _OCTET_STRING_H_ */
87