X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/8c6fa3fbaccc22127280bf77a48fab5a3ee0716e..46b0747592074017ff0ea4b33d4a7194235886e5:/stglibs/smux.lib/include/stg/per_support.h diff --git a/stglibs/smux.lib/include/stg/per_support.h b/stglibs/smux.lib/include/stg/per_support.h deleted file mode 100644 index 420bb83c..00000000 --- a/stglibs/smux.lib/include/stg/per_support.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Copyright (c) 2005, 2006 Lev Walkin . All rights reserved. - * Redistribution and modifications are permitted subject to BSD license. - */ -#ifndef _PER_SUPPORT_H_ -#define _PER_SUPPORT_H_ - -#include /* Platform-specific types */ - -#ifdef __cplusplus -extern "C" { -#endif - -/* - * Pre-computed PER constraints. - */ -typedef struct asn_per_constraint_s { - enum asn_per_constraint_flags { - APC_UNCONSTRAINED = 0x0, /* No PER visible constraints */ - APC_SEMI_CONSTRAINED = 0x1, /* Constrained at "lb" */ - APC_CONSTRAINED = 0x2, /* Fully constrained */ - APC_EXTENSIBLE = 0x4 /* May have extension */ - } flags; - int range_bits; /* Full number of bits in the range */ - int effective_bits; /* Effective bits */ - long lower_bound; /* "lb" value */ - long upper_bound; /* "ub" value */ -} asn_per_constraint_t; -typedef struct asn_per_constraints_s { - asn_per_constraint_t value; - asn_per_constraint_t size; -} asn_per_constraints_t; - -/* - * This structure describes a position inside an incoming PER bit stream. - */ -typedef struct asn_per_data_s { - const uint8_t *buffer; /* Pointer to the octet stream */ - size_t nboff; /* Bit offset to the meaningful bit */ - size_t nbits; /* Number of bits in the stream */ -} asn_per_data_t; - -/* - * Extract a small number of bits (<= 31) from the specified PER data pointer. - * This function returns -1 if the specified number of bits could not be - * extracted due to EOD or other conditions. - */ -int32_t per_get_few_bits(asn_per_data_t *per_data, int get_nbits); - -/* - * Extract a large number of bits from the specified PER data pointer. - * This function returns -1 if the specified number of bits could not be - * extracted due to EOD or other conditions. - */ -int per_get_many_bits(asn_per_data_t *pd, uint8_t *dst, int right_align, - int get_nbits); - -/* - * Get the length "n" from the Unaligned PER stream. - */ -ssize_t uper_get_length(asn_per_data_t *pd, - int effective_bound_bits, - int *repeat); - -/* - * Get the normally small non-negative whole number. - */ -ssize_t uper_get_nsnnwn(asn_per_data_t *pd); - -/* - * This structure supports forming PER output. - */ -typedef struct asn_per_outp_s { - uint8_t *buffer; /* Pointer into the (tmpspace) */ - size_t nboff; /* Bit offset to the meaningful bit */ - size_t nbits; /* Number of bits left in (tmpspace) */ - uint8_t tmpspace[32]; /* Preliminary storage to hold data */ - int (*outper)(const void *data, size_t size, void *op_key); - void *op_key; /* Key for (outper) data callback */ - size_t flushed_bytes; /* Bytes already flushed through (outper) */ -} asn_per_outp_t; - -/* Output a small number of bits (<= 31) */ -int per_put_few_bits(asn_per_outp_t *per_data, uint32_t bits, int obits); - -/* Output a large number of bits */ -int per_put_many_bits(asn_per_outp_t *po, const uint8_t *src, int put_nbits); - -/* - * Put the length "n" to the Unaligned PER stream. - * This function returns the number of units which may be flushed - * in the next units saving iteration. - */ -ssize_t uper_put_length(asn_per_outp_t *po, size_t whole_length); - -/* - * Put the normally small non-negative whole number. - */ -int uper_put_nsnnwn(asn_per_outp_t *po, int n); - -#ifdef __cplusplus -} -#endif - -#endif /* _PER_SUPPORT_H_ */