Functions common to SNMP agent and SNMP manager. More...

Functions
void	snmpInitMessage (SnmpMessage *message)
	Initialize a SNMP message.
error_t	snmpComputeMessageOverhead (SnmpMessage *message)
	Compute SNMP message overhead.
error_t	snmpParseMessageHeader (SnmpMessage *message)
	Parse SNMP message header.
error_t	snmpWriteMessageHeader (SnmpMessage *message)
	Format SNMP message header.
error_t	snmpParseCommunity (SnmpMessage *message)
	Parse community name.
error_t	snmpWriteCommunity (SnmpMessage *message)
	Format community name.
error_t	snmpParseGlobalData (SnmpMessage *message)
	Parse msgGlobalData field.
error_t	snmpWriteGlobalData (SnmpMessage *message)
	Format msgGlobalData field.
error_t	snmpParseSecurityParameters (SnmpMessage *message)
	Parse msgSecurityParameters field.
error_t	snmpWriteSecurityParameters (SnmpMessage *message)
	Format msgSecurityParameters field.
error_t	snmpParseScopedPdu (SnmpMessage *message)
	Parse scopedPDU field.
error_t	snmpWriteScopedPdu (SnmpMessage *message)
	Format scopedPDU.
error_t	snmpParsePduHeader (SnmpMessage *message)
	Parse PDU header.
error_t	snmpWritePduHeader (SnmpMessage *message)
	Format PDU header.
error_t	snmpEncodeInt32 (int32_t value, uint8_t dest, size_t length)
	Encode a 32-bit signed integer.
error_t	snmpEncodeUnsignedInt32 (uint32_t value, uint8_t dest, size_t length)
	Encode a 32-bit unsigned integer.
error_t	snmpEncodeUnsignedInt64 (uint64_t value, uint8_t dest, size_t length)
	Encode a 64-bit unsigned integer.
error_t	snmpDecodeInt32 (const uint8_t src, size_t length, int32_t value)
	Decode a 32-bit signed integer.
error_t	snmpDecodeUnsignedInt32 (const uint8_t src, size_t length, uint32_t value)
	Decode a 32-bit unsigned integer.
error_t	snmpDecodeUnsignedInt64 (const uint8_t src, size_t length, uint64_t value)
	Decode a 64-bit unsigned integer.

Detailed Description

Functions common to SNMP agent and SNMP manager.

License

This file is part of CycloneTCP Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author:: Oryx Embedded SARL (www.oryx-embedded.com)

Version:: 1.7.6

Definition in file snmp_common.c.

Function Documentation

error_t snmpComputeMessageOverhead ( SnmpMessage * message )

Compute SNMP message overhead.

Parameters:

[in] message Pointer to the SNMP message

Definition at line 124 of file snmp_common.c.

error_t snmpDecodeInt32	(	const uint8_t *	src,
		size_t	length,
		int32_t *	value
	)

Decode a 32-bit signed integer.

Parameters:

[in]	src	Buffer that contains the encoded value
[in]	length	Number of bytes to be processed
[out]	value	Resulting integer value

Returns:: Error code

Definition at line 1595 of file snmp_common.c.

error_t snmpDecodeUnsignedInt32	(	const uint8_t *	src,
		size_t	length,
		uint32_t *	value
	)

Decode a 32-bit unsigned integer.

Parameters:

[in]	src	Buffer that contains the encoded value
[in]	length	Number of bytes to be processed
[out]	value	Resulting integer value

Returns:: Error code

Definition at line 1631 of file snmp_common.c.

error_t snmpDecodeUnsignedInt64	(	const uint8_t *	src,
		size_t	length,
		uint64_t *	value
	)

Decode a 64-bit unsigned integer.

Parameters:

[in]	src	Buffer that contains the encoded value
[in]	length	Number of bytes to be processed
[out]	value	Resulting integer value

Returns:: Error code

Definition at line 1670 of file snmp_common.c.

error_t snmpEncodeInt32	(	int32_t	value,
		uint8_t *	dest,
		size_t *	length
	)

Encode a 32-bit signed integer.

Parameters:

[in]	value	Integer value
[out]	dest	Buffer where to encode the integer
[out]	length	Total number of bytes that have been written

Returns:: Error code

Definition at line 1446 of file snmp_common.c.

error_t snmpEncodeUnsignedInt32	(	uint32_t	value,
		uint8_t *	dest,
		size_t *	length
	)

Encode a 32-bit unsigned integer.

Parameters:

[in]	value	Integer value
[out]	dest	Buffer where to encode the integer
[out]	length	Total number of bytes that have been written

Returns:: Error code

Definition at line 1495 of file snmp_common.c.

error_t snmpEncodeUnsignedInt64	(	uint64_t	value,
		uint8_t *	dest,
		size_t *	length
	)

Encode a 64-bit unsigned integer.

Parameters:

[in]	value	Integer value
[out]	dest	Buffer where to encode the integer
[out]	length	Total number of bytes that have been written

Returns:: Error code

Definition at line 1545 of file snmp_common.c.

void snmpInitMessage ( SnmpMessage * message )

Initialize a SNMP message.

Parameters:

[in] message Pointer to the SNMP message

Definition at line 49 of file snmp_common.c.

error_t snmpParseCommunity ( SnmpMessage * message )

Parse community name.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 327 of file snmp_common.c.

error_t snmpParseGlobalData ( SnmpMessage * message )

Parse msgGlobalData field.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 409 of file snmp_common.c.

error_t snmpParseMessageHeader ( SnmpMessage * message )

Parse SNMP message header.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 190 of file snmp_common.c.

error_t snmpParsePduHeader ( SnmpMessage * message )

Parse PDU header.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 1133 of file snmp_common.c.

error_t snmpParseScopedPdu ( SnmpMessage * message )

Parse scopedPDU field.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 970 of file snmp_common.c.

error_t snmpParseSecurityParameters ( SnmpMessage * message )

Parse msgSecurityParameters field.

Parameters:

[in,out] message Pointer to the incoming SNMP message

Returns:: Error code

Definition at line 616 of file snmp_common.c.

error_t snmpWriteCommunity ( SnmpMessage * message )

Format community name.

Parameters: