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Diffstat (limited to 'ACE/ASNMP/asnmp/octet.cpp')
| -rw-r--r-- | ACE/ASNMP/asnmp/octet.cpp | 594 |
1 files changed, 0 insertions, 594 deletions
diff --git a/ACE/ASNMP/asnmp/octet.cpp b/ACE/ASNMP/asnmp/octet.cpp deleted file mode 100644 index 315053cd590..00000000000 --- a/ACE/ASNMP/asnmp/octet.cpp +++ /dev/null @@ -1,594 +0,0 @@ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// asnmp -// -// = FILENAME -// octet.cpp -// -// = DESCRIPTION -// Implements the SMI Octet datatype (RFC 1155) -// This class is fully contained and does not rely on or any other -// SNMP libraries. Ported to ACE by Michael MacFaden mrm@cisco.com -// -// = AUTHOR -// Peter E Mellquist -// -// ============================================================================ -/*=================================================================== - Copyright (c) 1996 - Hewlett-Packard Company - - ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS. - Permission to use, copy, modify, distribute and/or sell this software - and/or its documentation is hereby granted without fee. User agrees - to display the above copyright notice and this license notice in all - copies of the software and any documentation of the software. User - agrees to assume all liability for the use of the software; Hewlett-Packard - makes no representations about the suitability of this software for any - purpose. It is provided "AS-IS without warranty of any kind,either express - or implied. User hereby grants a royalty-free license to any and all - derivatives based upon this software code base. -=====================================================================*/ - -#include "asnmp/octet.h" // include definition for octet class -#include "ace/OS_Memory.h" -#include "ace/OS_NS_string.h" -#include "ace/OS_NS_stdio.h" -#include "ace/OS_NS_ctype.h" -#include "ace/os_include/os_ctype.h" - -ACE_RCSID(asnmp, octet, "$Id$") - -//============[ syntax type ]========================================= -SmiUINT32 OctetStr::get_syntax() -{ - return sNMP_SYNTAX_OCTETS; -} - -inline -void init_octet_smi(SmiVALUE& smi) -{ - smi.syntax = sNMP_SYNTAX_OCTETS; - smi.value.string.ptr = 0; - smi.value.string.len = 0; -} - -inline -void reset_octet_smi(SmiVALUE& smi) -{ - delete [] smi.value.string.ptr; - smi.value.string.ptr = 0; - smi.value.string.len = 0; -} - -inline -int copy_octet_smi(SmiVALUE& smi, int size, const char *src, int& valid_flag) -{ - valid_flag = 0; - - if (smi.value.string.ptr) - delete [] smi.value.string.ptr; - - ACE_NEW_RETURN(smi.value.string.ptr, SmiBYTE[size], 1); - ACE_OS::memcpy( smi.value.string.ptr, src, size); - smi.value.string.len = size; - valid_flag = 1; - return 0; -} - -//============[ default constructor ]========================= -OctetStr::OctetStr( const char * string, long size): - output_buffer(0), validity(0) -{ - - init_octet_smi(smival); - - // check for null string - if ( !string) - return; - - if (size == -1) // calc if no length given - assume c style string - size = ACE_OS::strlen( string); - - copy_octet_smi(smival, size, string, validity); -} - - -//============[ set the data on an already constructed Octet ]============ -// TODO: should return status since it can fail in so many places -void OctetStr::set_data( const SmiBYTE* string, long size) -{ - // invalid args, set octetStr to not valid - if ( !string || !size) { - validity = 0; - return; - } - - // assume non-zero terminated string - if (size == -1) // calc if no length given - assume c style string - size = ACE_OS::strlen( (char *)string); - - // free up already used space - if ( smival.value.string.ptr ) { - reset_octet_smi(smival); - } - smival.value.string.len = 0; - - - copy_octet_smi(smival, size, (const char *)string, validity); -} - -//============[ constructor using another octet object ]============== -OctetStr::OctetStr ( const OctetStr &octet): - SnmpSyntax (octet), output_buffer(0), validity(1) -{ - init_octet_smi(smival); - // check for zero len case - if ( octet.smival.value.string.len == 0) { - return; - } - - // must be a valid object - if ( octet.validity == 0) { - validity = 0; - return; - } - - // get the mem needed - copy_octet_smi(smival, octet.smival.value.string.len, - (const char *)octet.smival.value.string.ptr, validity); -} - -//=============[ destructor ]========================================= -OctetStr::~OctetStr() -{ - reset_octet_smi(smival); - delete [] output_buffer; -} - - -//=============[ assignment to a string operator overloaded ]========= -OctetStr& OctetStr::operator=( const char *string) -{ - // get the string size - size_t nz; - - // free up previous memory if needed - if ( smival.value.string.ptr ) { - reset_octet_smi(smival); - } - - // if empty then we are done - if (!string || !(nz = ACE_OS::strlen( string))) { - validity = 1; - return *this; - } - - // get memory needed - copy_octet_smi(smival, nz, string, validity); - return *this; -} - -//=============[ assignment to another oid object overloaded ]======== -OctetStr& OctetStr::operator=( const OctetStr &octet) -{ - // protect against assignment from self - if ( this == &octet ) - return *this; - - // don't assign from invalid objs - if (!octet.validity) { - return *this; - } - - // free up previous memory if needed - if ( smival.value.string.len ) { - reset_octet_smi(smival); - } - - if (!octet.smival.value.string.len) { - validity = 1; - return *this; - } - - // get some memory - copy_octet_smi(smival, octet.smival.value.string.len, - (const char*) octet.smival.value.string.ptr, validity); - return *this; // return self reference -} - -//==============[ equivlence operator overloaded ]==================== -bool operator==( const OctetStr &lhs, const OctetStr &rhs) -{ - if( lhs.left_comparison( rhs.smival.value.string.len, rhs)==0) - return true; - else - return false; -} - -//==============[ not equivlence operator overloaded ]================ -bool operator!=( const OctetStr &lhs, const OctetStr &rhs) -{ - if( lhs.left_comparison( rhs.smival.value.string.len, rhs)!=0) - return true; - else - return false; -} - -//==============[ less than < overloaded ]============================ -bool operator<( const OctetStr &lhs, const OctetStr &rhs) -{ - if( lhs.left_comparison( rhs.smival.value.string.len, rhs)<0) - return true; - else - return false; -} - -//==============[ less than <= overloaded ]=========================== -bool operator<=( const OctetStr &lhs, const OctetStr &rhs) -{ - if(( lhs.left_comparison( rhs.smival.value.string.len, rhs)<0) || - ( lhs.left_comparison( rhs.smival.value.string.len, rhs)==0)) - return true; - else - return false; -} - -//===============[ greater than > overloaded ]======================== -bool operator>( const OctetStr &lhs, const OctetStr &rhs) -{ - if( lhs.left_comparison( rhs.smival.value.string.len, rhs)>0) - return true; - else - return false; -} - -//===============[ greater than >= overloaded ]======================= -bool operator>=( const OctetStr &lhs, const OctetStr &rhs) -{ - if(( lhs.left_comparison( rhs.smival.value.string.len, rhs)>0) || - ( lhs.left_comparison( rhs.smival.value.string.len, rhs)==0)) - return true; - else - return false; -} - -//===============[ equivlence operator overloaded ]=================== -bool operator==( const OctetStr &lhs,const char *rhs) -{ - OctetStr to( rhs); - if( lhs.left_comparison( to.smival.value.string.len,to)==0) - return true; - else - return false; -} - -//===============[ not equivlence operator overloaded ]=============== -bool operator!=( const OctetStr &lhs,const char *rhs) -{ - OctetStr to( rhs); - if ( lhs.left_comparison( to.smival.value.string.len,to)!=0) - return true; - else - return false; -} - -//===============[ less than < operator overloaded ]================== -bool operator<( const OctetStr &lhs,const char *rhs) -{ - OctetStr to( rhs); - if ( lhs.left_comparison( to.smival.value.string.len,to)<0) - return true; - else - return false; -} - -//===============[ less than <= operator overloaded ]================= -bool operator<=( const OctetStr &lhs,char *rhs) -{ - OctetStr to( rhs); - if (( lhs.left_comparison( to.smival.value.string.len,to)<0) || - ( lhs.left_comparison( to.smival.value.string.len,to)==0)) - return true; - else - return false; -} - -//===============[ greater than > operator overloaded ]=============== -bool operator>( const OctetStr &lhs,const char *rhs) -{ - OctetStr to( rhs); - if ( lhs.left_comparison( to.smival.value.string.len,to)>0) - return true; - else - return false; -} - -//===============[ greater than >= operator overloaded ]============== -bool operator>=( const OctetStr &lhs,const char *rhs) -{ - OctetStr to( rhs); - if (( lhs.left_comparison( to.smival.value.string.len,to)>0) || - ( lhs.left_comparison( to.smival.value.string.len,to)==0)) - return true; - else - return false; -} - -//===============[ append operator, appends a string ]================ -OctetStr& OctetStr::operator+=( const char *a) -{ - SmiBYTE *tmp; // temp pointer - size_t slen,nlen; - - // get len of string - if ( !a || ((slen = ACE_OS::strlen( a)) == 0)) - return *this; - - // total len of octet - nlen = slen + (size_t) smival.value.string.len; - ACE_NEW_RETURN(tmp, SmiBYTE [ nlen], *this); - ACE_OS::memcpy ( tmp, smival.value.string.ptr, - (size_t) smival.value.string.len); - ACE_OS::memcpy( tmp + smival.value.string.len, a, (size_t) slen); - // delete the original - if ( smival.value.string.ptr ) - reset_octet_smi(smival); - smival.value.string.ptr = tmp; - smival.value.string.len = nlen; - return *this; -} - -//================[ append one OctetStr to another ]================== -OctetStr& OctetStr::operator+=( const OctetStr& octetstr) -{ - SmiBYTE *tmp; // temp pointer - size_t slen,nlen; - - if (!octetstr.validity || - !(slen = (size_t)octetstr.length())) - return *this; - - // total len of octet - nlen = slen + (size_t) smival.value.string.len; - // get mem needed - ACE_NEW_RETURN(tmp, SmiBYTE[ nlen], *this); - ACE_OS::memcpy ( tmp, smival.value.string.ptr, - (size_t) smival.value.string.len); - ACE_OS::memcpy( tmp + smival.value.string.len, octetstr.data(), - (size_t) slen); - if ( smival.value.string.ptr ) - reset_octet_smi(smival); - smival.value.string.ptr = tmp; - smival.value.string.len = nlen; - return *this; -} - -//================[ appends an int ]================================== -OctetStr& OctetStr::operator+=( const char c) -{ - SmiBYTE *tmp; - // get the memory needed plus one extra byte - ACE_NEW_RETURN(tmp, SmiBYTE[ smival.value.string.len + 1], *this); - ACE_OS::memcpy ( tmp, smival.value.string.ptr, - (size_t) smival.value.string.len); // len of original - tmp[ smival.value.string.len ] = c; // assign in byte - if ( smival.value.string.ptr ) // delete the original - reset_octet_smi(smival); - - smival.value.string.ptr = tmp; // point to one - smival.value.string.len++; // up the len - return *this; -} - - -//================[ compare n elements of an Octet ]================== -int OctetStr::left_comparison( const long n, const OctetStr &o) const -{ - long z, w; - - // both are empty, they are equal - if (( smival.value.string.len == 0) && - ( o.smival.value.string.len == 0)) - return 0; // equal - - // self is empty and param has something - if (( smival.value.string.len == 0) && - ( o.smival.value.string.len >0) && - (n>0)) - return -1; - - // self has something and param has nothing - if (( smival.value.string.len > 0) && - ( o.smival.value.string.len ==0) && - (n>0)) - return 1; - - // special case - if (( smival.value.string.len == 0) && - ( o.smival.value.string.len > 0) && - ( n == 0)) - return 0; - - // pick the Min of n, this and the param len - // this is the maximum # to iterate a search - w = smival.value.string.len < o.smival.value.string.len - ? smival.value.string.len : o.smival.value.string.len; - if (n<w) w=n; - - z = 0; - while( z < w) { - if ( smival.value.string.ptr[z] < o.smival.value.string.ptr[z]) - return -1; // less than - if ( smival.value.string.ptr[z] > o.smival.value.string.ptr[z]) - return 1; // greater than - z++; - } - - if (( z == 0) && - ( smival.value.string.len == 0) && - ( o.smival.value.string.len > 0)) - return -1; - - if (( z == 0) && - ( o.smival.value.string.len == 0) && - ( smival.value.string.len > 0)) - return 1; - - return 0; -} - -//================[ return the length of the oid ]======================= -size_t OctetStr::length() const -{ - return (size_t) smival.value.string.len; -} - -//================[ operator[]: access as if array ]================== -SmiBYTE& OctetStr::operator[]( int position) -{ - return smival.value.string.ptr[position]; -} - -//===============[ reuturns pointer to internal data ]=============== -SmiBYTE * OctetStr::data() const -{ - return smival.value.string.ptr; -} - -//================[ returns validity ]================================ -int OctetStr::valid() const -{ - return validity; -} - -//================[ clone() ]========================================= -SnmpSyntax * OctetStr::clone() const -{ - OctetStr *tmp = new OctetStr(*this); - return ( SnmpSyntax *) tmp; -} - -//================[ ASCII format return ]============================= -const char * OctetStr::to_string() -{ - for ( unsigned long i=0; i < smival.value.string.len; i++) { - if (( smival.value.string.ptr[i] != '\r')&& - ( smival.value.string.ptr[i] != '\n')&& - (ACE_OS::ace_isprint((int) (smival.value.string.ptr[i]))==0)) - return(to_string_hex()); - } - - if ( output_buffer != 0) - delete [] output_buffer; - - ACE_NEW_RETURN(output_buffer, char[smival.value.string.len + 1], ""); - if (smival.value.string.len) - ACE_OS::memcpy(output_buffer, smival.value.string.ptr, - (int) smival.value.string.len); - output_buffer[smival.value.string.len] = '\0'; - return output_buffer; -} - - -//================[ general Value = operator ]======================== -SnmpSyntax& OctetStr::operator=( SnmpSyntax &val) -{ - // protect against assignment from self - if ( this == &val ) - return *this; - - // blow away the old value - validity=0; - if (smival.value.string.ptr) { - reset_octet_smi(smival); - } - smival.value.string.len = 0; - if (val.valid()){ - switch (val.get_syntax()) { - case sNMP_SYNTAX_OCTETS: - case sNMP_SYNTAX_IPADDR: - set_data( ((OctetStr &)val).smival.value.string.ptr, - ((OctetStr &)val).smival.value.string.len); - break; - } - } - return *this; -} - -//================[ format the output into hex ]======================== -const char *OctetStr::to_string_hex() -{ - int cnt; - char char_buf[80]; // holds ASCII representation of data - char *buf_ptr; // pointer into ASCII listing - char *line_ptr; // pointer into Hex listing - int storageNeeded; // how much space do we need ? - int local_len = (int) smival.value.string.len; - SmiBYTE *bytes = smival.value.string.ptr; - - - storageNeeded = (int) ((smival.value.string.len/16)+1) * 72 + 1; - - if ( output_buffer != 0) - delete [] output_buffer; - - ACE_NEW_RETURN(output_buffer, char[storageNeeded], ""); - - line_ptr = output_buffer; - - /*----------------------------------------*/ - /* processing loop for entire data buffer */ - /*----------------------------------------*/ - while (local_len > 0) { - cnt = 16; /* print 16 bytes per line */ - buf_ptr = char_buf; - ACE_OS::sprintf(line_ptr, " "); - line_ptr += 2; /* indent */ - - /*-----------------------*/ - /* process a single line */ - /*-----------------------*/ - while (cnt-- > 0 && local_len-- > 0) { - ACE_OS::sprintf(line_ptr, "%2.2X ", *bytes); - - line_ptr +=3; /* the display of a byte always 3 chars long */ - if (ACE_OS::ace_isprint(*bytes)) - ACE_OS::sprintf(buf_ptr, "%c", *bytes); - else - ACE_OS::sprintf(buf_ptr, "."); - bytes++; - buf_ptr++; - } - cnt++; - - /*----------------------------------------------------------*/ - /* this is to make sure that the ASCII displays line up for */ - /* incomplete lines of hex */ - /*----------------------------------------------------------*/ - while (cnt-- > 0) { - ACE_OS::sprintf(line_ptr," "); - line_ptr += 3; - } - - /*------------------------------------------*/ - /* append the ASCII display to the Hex line */ - /*------------------------------------------*/ - -// TODO: verify ACE_OS:: on NT works like this or not - -#if defined(_WIN32) - const char *fmt = " %s\r\n"; -#else - const char *fmt = " %s\n"; -#endif // _WIN32 - - ACE_OS::sprintf(line_ptr, fmt, char_buf); - line_ptr += 3 + ACE_OS::strlen(char_buf); - } - - return output_buffer; -} |