mirror of
https://github.com/apache/nuttx.git
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Debugging TELNET NSH (still problems)
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@434 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
@@ -20,17 +20,12 @@ configuration enables networking using the c5471's built-in
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Ethernet interface. It uses examples/nettest to excercise
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the TCP/IP network.
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uipconfig
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nshconfig
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^^^^^^^^^
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This configuration file demonstrates the tiny webserver
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at examples/uip.
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This configuration file builds NSH (examples/nsh) using the
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TELNET server front end
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udpconfig
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^^^^^^^^^
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This alternative configuration file, is similar to netconfig
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except that is use examples/upd to exercise UDP.
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TThese alternative configurations can be selected by (using
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These alternative configurations can be selected by (using
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uipconfig as example):
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(Seleted the default configuration as show above)
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@@ -0,0 +1,367 @@
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############################################################
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# configs/c5471evm/nshconfig
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#
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# Copyright (C) 2007 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name Gregory Nutt nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################
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#
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# architecture selection
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#
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# CONFIG_ARCH - identifies the arch subdirectory and, hence, the
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# processor architecture.
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# CONFIG_ARCH_name - for use in C code. This identifies the
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# particular chip or SoC that the architecture is implemented
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# in.
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# CONFIG_ARCH_CHIP - Identifies the arch/*/chip subdirectory
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# CONFIG_ARCH_CHIP_name - For use in C code
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# CONFIG_ARCH_BOARD - identifies the configs subdirectory and, hence,
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# the board that supports the particular chip or SoC.
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# CONFIG_ARCH_BOARD_name - for use in C code
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# CONFIG_BOARD_LOOPSPERMSEC - for delay loops
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# CONFIG_ENDIAN_BIG - define if big endian (default is little endian)
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# CONFIG_ROM_VECTORS - unique to c5471
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# CONFIG_DRAM_END - the size of installed DRAM.
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# Unique to c5471
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# CONFIG_ARCH_LEDS - Use LEDs to show state. Unique to c5471.
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# CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
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#
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CONFIG_ARCH=arm
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CONFIG_ARCH_ARM=y
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CONFIG_ARCH_CHIP=c5471
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CONFIG_ARCH_CHIP_C5471=y
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CONFIG_ARCH_BOARD=c5471evm
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CONFIG_ARCH_BOARD_C5471EVM=y
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CONFIG_BOARD_LOOPSPERMSEC=1250
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CONFIG_ROM_VECTORS=n
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CONFIG_DRAM_END=0x11000000
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CONFIG_ARCH_LEDS=y
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CONFIG_ARCH_STACKDUMP=y
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#
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# C5471 specific device driver settings
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#
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# CONFIG_SERIAL_IRDA_CONSOLE - selects the IRDA UART for the
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# console ant ttys0 (default is the modem UART).
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# CONFIG_UART_*_HWFLOWCONTROL - enables hardware flow control
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# CONFIG_UART_*_RXBUFSIZE - Characters are buffered as received.
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# This specific the size of the receive buffer
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# CONFIG_UART_*_TXBUFSIZE - Characters are buffered before
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# being sent. This specific the size of the transmit buffer
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# CONFIG_UART_*_BAUD - The configure BAUD of the UART. Must be
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# CONFIG_UART_*_BITS - The number of bits. Must be either 7 or 8.
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# CONFIG_UART_*_PARTIY - 0=no parity, 1=odd parity, 2=even parity
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# CONFIG_UART_*_2STOP - Two stop bits
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#
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CONFIG_SERIAL_IRDA_CONSOLE=n
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CONFIG_UART_IRDA_HWFLOWCONTROL=n
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CONFIG_UART_MODEM_HWFLOWCONTROL=n
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CONFIG_UART_IRDA_RXBUFSIZE=256
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CONFIG_UART_MODEM_RXBUFSIZE=256
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CONFIG_UART_IRDA_TXBUFSIZE=256
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CONFIG_UART_MODEM_TXBUFSIZE=256
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CONFIG_UART_IRDA_BAUD=115200
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CONFIG_UART_MODEM_BAUD=115200
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CONFIG_UART_IRDA_BITS=8
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CONFIG_UART_MODEM_BITS=8
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CONFIG_UART_IRDA_PARITY=0
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CONFIG_UART_MODEM_PARITY=0
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CONFIG_UART_IRDA_2STOP=0
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CONFIG_UART_MODEM_2STOP=0
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#
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# General OS setup
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#
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# CONFIG_EXAMPLE - identifies the subdirectory in examples
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# that will be used in the build
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# CONFIG_DEBUG - enables built-in debug options
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# CONFIG_DEBUG_VERBOSE - enables verbose debug output
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# CONFIG_MM_REGIONS - If the architecture includes multiple
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# regions of memory to allocate from, this specifies the
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# number of memory regions that the memory manager must
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# handle and enables the API mm_addregion(start, end);
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# CONFIG_HAVE_LOWPUTC - architecture supports low-level, boot
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# time console output
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# CONFIG_TICKS_PER_MSEC - The default system timer is 100Hz
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# or TICKS_PER_MSEC=10. This setting may be defined to
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# inform NuttX that the processor hardware is providing
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# system timer interrupts at some interrupt interval other
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# than 10 msec.
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# CONFIG_RR_INTERVAL - The round robin timeslice will be set
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# this number of milliseconds; Round robin scheduling can
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# be disabled by setting this value to zero.
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# CONFIG_SCHED_INSTRUMENTATION - enables instrumentation in
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# scheduler to monitor system performance
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# CONFIG_TASK_NAME_SIZE - Spcifies that maximum size of a
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# task name to save in the TCB. Useful if scheduler
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# instrumentation is selected. Set to zero to disable.
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# CONFIG_START_YEAR, CONFIG_START_MONTH, CONFIG_START_DAY -
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# Used to initialize the internal time logic.
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# CONFIG_JULIAN_TIME - Enables Julian time conversions
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# CONFIG_DEV_CONSOLE - Set if architecture-specific logic
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# provides /dev/console. Enables stdout, stderr, stdin.
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#
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CONFIG_EXAMPLE=nsh
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CONFIG_DEBUG=n
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CONFIG_DEBUG_VERBOSE=n
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CONFIG_MM_REGIONS=1
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CONFIG_ARCH_LOWPUTC=y
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CONFIG_RR_INTERVAL=200
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CONFIG_SCHED_INSTRUMENTATION=n
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CONFIG_TASK_NAME_SIZE=0
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CONFIG_START_YEAR=2007
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CONFIG_START_MONTH=2
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CONFIG_START_DAY=13
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CONFIG_JULIAN_TIME=n
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CONFIG_DEV_CONSOLE=y
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#
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# The following can be used to disable categories of
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# APIs supported by the OS. If the compiler supports
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# weak functions, then it should not be necessary to
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# disable functions unless you want to restrict usage
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# of those APIs.
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#
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# There are certain dependency relationships in these
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# features.
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#
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# o mq_notify logic depends on signals to awaken tasks
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# waiting for queues to become full or empty.
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# o pthread_condtimedwait() depends on signals to wake
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# up waiting tasks.
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#
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CONFIG_DISABLE_CLOCK=n
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CONFIG_DISABLE_POSIX_TIMERS=n
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CONFIG_DISABLE_PTHREAD=n
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CONFIG_DISABLE_SIGNALS=n
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CONFIG_DISABLE_MQUEUE=y
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CONFIG_DISABLE_MOUNTPOINT=y
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CONFIG_DISABLE_ENVIRON=y
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#
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# Misc libc settings
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#
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# CONFIG_NOPRINTF_FIELDWIDTH - sprintf-related logic is a
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# little smaller if we do not support fieldwidthes
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#
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CONFIG_NOPRINTF_FIELDWIDTH=n
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#
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# Allow for architecture optimized implementations
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#
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# The architecture can provide optimized versions of the
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# following to improve sysem performance
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#
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CONFIG_ARCH_MEMCPY=n
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CONFIG_ARCH_MEMCMP=n
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CONFIG_ARCH_MEMMOVE=n
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CONFIG_ARCH_MEMSET=n
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CONFIG_ARCH_STRCMP=n
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CONFIG_ARCH_STRCPY=n
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CONFIG_ARCH_STRNCPY=n
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CONFIG_ARCH_STRLEN=n
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CONFIG_ARCH_BZERO=n
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CONFIG_ARCH_KMALLOC=n
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CONFIG_ARCH_KZMALLOC=n
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CONFIG_ARCH_KFREE=n
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#
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# General build options
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#
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# CONFIG_RRLOAD_BINARY - make the rrload binary format used with
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# BSPs from www.ridgerun.com
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#
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CONFIG_RRLOAD_BINARY=y
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#
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# Sizes of configurable things (0 disables)
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#
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# CONFIG_MAX_TASKS - The maximum number of simultaneously
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# active tasks. This value must be a power of two.
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# CONFIG_MAX_TASK_ARGS - This controls the maximum number of
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# of parameters that a task may receive (i.e., maxmum value
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# of 'argc')
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# CONFIG_NPTHREAD_KEYS - The number of items of thread-
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# specific data that can be retained
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# CONFIG_NFILE_DESCRIPTORS - The maximum number of file
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# descriptors (one for each open)
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# CONFIG_NFILE_STREAMS - The maximum number of streams that
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# can be fopen'ed
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# CONFIG_NAME_MAX - The maximum size of a file name.
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# CONFIG_STDIO_BUFFER_SIZE - Size of the buffer to allocate
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# on fopen. (Only if CONFIG_NFILE_STREAMS > 0)
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# CONFIG_NUNGET_CHARS - Number of characters that can be
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# buffered by ungetc() (Only if CONFIG_NFILE_STREAMS > 0)
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# CONFIG_PREALLOC_MQ_MSGS - The number of pre-allocated message
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# structures. The system manages a pool of preallocated
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# message structures to minimize dynamic allocations
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# CONFIG_MQ_MAXMSGSIZE - Message structures are allocated with
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# a fixed payload size given by this settin (does not include
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# other message structure overhead.
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# CONFIG_MAX_WDOGPARMS - Maximum number of parameters that
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# can be passed to a watchdog handler
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# CONFIG_PREALLOC_WDOGS - The number of pre-allocated watchdog
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# structures. The system manages a pool of preallocated
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# watchdog structures to minimize dynamic allocations
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# CONFIG_PREALLOC_TIMERS - The number of pre-allocated POSIX
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# timer structures. The system manages a pool of preallocated
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# timer structures to minimize dynamic allocations. Set to
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# zero for all dynamic allocations.
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#
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CONFIG_MAX_TASKS=16
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CONFIG_MAX_TASK_ARGS=4
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CONFIG_NPTHREAD_KEYS=4
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CONFIG_NFILE_DESCRIPTORS=8
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CONFIG_NFILE_STREAMS=8
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CONFIG_NAME_MAX=32
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CONFIG_STDIO_BUFFER_SIZE=1024
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CONFIG_NUNGET_CHARS=2
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CONFIG_PREALLOC_MQ_MSGS=0
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CONFIG_MQ_MAXMSGSIZE=32
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CONFIG_MAX_WDOGPARMS=4
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CONFIG_PREALLOC_WDOGS=8
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CONFIG_PREALLOC_TIMERS=8
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#
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# TCP/IP and UDP support via uIP
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# CONFIG_NET - Enable or disable all network features
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# CONFIG_NET_IPv6 - Build in support for IPv6
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# CONFIG_NSOCKET_DESCRIPTORS - Maximum number of socket descriptors per task/thread.
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# CONFIG_NET_SOCKOPTS - Enable or disable support for socket options
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# CONFIG_NET_BUFSIZE - uIP buffer size
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# CONFIG_NET_TCP - TCP support on or off
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# CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
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# CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
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# CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
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# CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
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# CONFIG_NET_UDP - UDP support on or off
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# CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
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# CONFIG_NET_UDP_CONNS - The maximum amount of concurrent UDP connections
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# CONFIG_NET_ICMP - ICMP ping support on or off
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# CONFIG_NET_PINGADDRCONF - Use "ping" packet for setting IP address
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# CONFIG_NET_STATISTICS - uIP statistics on or off
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# CONFIG_NET_RECEIVE_WINDOW - The size of the advertised receiver's window
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# CONFIG_NET_ARPTAB_SIZE - The size of the ARP table
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# CONFIG_NET_BROADCAST - Broadcast support
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# CONFIG_NET_LLH_LEN - The link level header length
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# CONFIG_NET_FWCACHE_SIZE - number of packets to remember when looking for duplicates
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CONFIG_NET=y
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CONFIG_NET_IPv6=n
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CONFIG_NSOCKET_DESCRIPTORS=8
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CONFIG_NET_SOCKOPTS=y
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CONFIG_NET_BUFSIZE=420
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CONFIG_NET_TCP=y
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CONFIG_NET_TCP_CONNS=8
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CONFIG_NET_NTCP_READAHEAD_BUFFERS=32
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CONFIG_NET_MAX_LISTENPORTS=8
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CONFIG_NET_UDP=n
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CONFIG_NET_UDP_CHECKSUMS=y
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#CONFIG_NET_UDP_CONNS=10
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CONFIG_NET_ICMP=y
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#CONFIG_NET_PINGADDRCONF=0
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CONFIG_NET_STATISTICS=n
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#CONFIG_NET_RECEIVE_WINDOW=
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#CONFIG_NET_ARPTAB_SIZE=8
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CONFIG_NET_BROADCAST=n
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#CONFIG_NET_LLH_LEN=14
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#CONFIG_NET_FWCACHE_SIZE=2
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#
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# UIP Network Utilities
|
||||
# CONFIG_NET_DHCP_LIGHT - Reduces size of DHCP
|
||||
# CONFIG_NET_RESOLV_ENTRIES - Number of resolver entries
|
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CONFIG_NET_DHCP_LIGHT=n
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||||
CONFIG_NET_RESOLV_ENTRIES=4
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||||
#
|
||||
# Settings for examples/uip
|
||||
CONFIG_EXAMPLE_UIP_IPADDR=(10<<24|0<<16|0<<8|2)
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||||
CONFIG_EXAMPLE_UIP_DRIPADDR=(10<<24|0<<16|0<<8|1)
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||||
CONFIG_EXAMPLE_UIP_NETMASK=(255<<24|255<<16|255<<8|0)
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CONFIG_EXAMPLE_UIP_SMTP=n
|
||||
CONFIG_EXAMPLE_UIP_TELNETD=n
|
||||
CONFIG_EXAMPLE_UIP_WEBSERVER=y
|
||||
CONFIG_EXAMPLE_UIP_DHCPC=n
|
||||
CONFIG_EXAMPLE_UIP_WEBCLIENT=n
|
||||
|
||||
#
|
||||
# Settings for examples/nettest
|
||||
CONFIG_EXAMPLE_NETTEST_SERVER=n
|
||||
CONFIG_EXAMPLE_NETTEST_PERFORMANCE=n
|
||||
CONFIG_EXAMPLE_NETTEST_NOMAC=y
|
||||
CONFIG_EXAMPLE_NETTEST_IPADDR=(10<<24|0<<16|0<<8|2)
|
||||
CONFIG_EXAMPLE_NETTEST_DRIPADDR=(10<<24|0<<16|0<<8|1)
|
||||
CONFIG_EXAMPLE_NETTEST_NETMASK=(255<<24|255<<16|255<<8|0)
|
||||
CONFIG_EXAMPLE_NETTEST_CLIENTIP=(10<<24|0<<16|0<<8|1)
|
||||
|
||||
#
|
||||
# Settings for examples/nsh
|
||||
CONFIG_EXAMPLES_NSH_TELNET=y
|
||||
CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE=512
|
||||
CONFIG_EXAMPLES_NSH_CMD_SIZE=40
|
||||
CONFIG_EXAMPLES_NSH_STACKSIZE=4096
|
||||
CONFIG_EXAMPLES_NSH_DHCPC=n
|
||||
CONFIG_EXAMPLES_NSH_NOMAC=y
|
||||
CONFIG_EXAMPLES_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
|
||||
CONFIG_EXAMPLES_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
|
||||
CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
|
||||
|
||||
#
|
||||
# C5471 Ethernet Driver settings
|
||||
CONFIG_C5471_NET_STATS=n
|
||||
ETHERNET_PHY_LU3X31T_T64=1
|
||||
ETHERNET_PHY_AC101L=2
|
||||
CONFIG_C5471_ETHERNET_PHY=ETHERNET_PHY_LU3X31T_T64
|
||||
CONFIG_NET_C5471_AUTONEGOTIATION=y
|
||||
CONFIG_NET_C5471_BASET100=n
|
||||
CONFIG_NET_C5471_BASET10=n
|
||||
|
||||
#
|
||||
# Stack and heap information
|
||||
#
|
||||
# CONFIG_BOOT_FROM_FLASH - Some configurations support XIP
|
||||
# operation from FLASH.
|
||||
# CONFIG_CUSTOM_STACK - The up_ implementation will handle
|
||||
# all stack operations outside of the nuttx model.
|
||||
# CONFIG_STACK_POINTER - The initial stack pointer (arm7tdmi only)
|
||||
# CONFIG_PROC_STACK_SIZE - The size of the initial stack
|
||||
# CONFIG_PTHREAD_STACK_MIN - Minimum pthread stack size
|
||||
# CONFIG_PTHREAD_STACK_DEFAULT - Default pthread stack size
|
||||
# CONFIG_HEAP_BASE - The beginning of the heap
|
||||
# CONFIG_HEAP_SIZE - The size of the heap
|
||||
#
|
||||
CONFIG_BOOT_FROM_FLASH=n
|
||||
CONFIG_CUSTOM_STACK=n
|
||||
CONFIG_STACK_POINTER=
|
||||
CONFIG_PROC_STACK_SIZE=4096
|
||||
CONFIG_PTHREAD_STACK_MIN=256
|
||||
CONFIG_PTHREAD_STACK_DEFAULT=4096
|
||||
CONFIG_HEAP_BASE=
|
||||
CONFIG_HEAP_SIZE=
|
||||
@@ -37,6 +37,44 @@ examples/nsh
|
||||
Size of a static I/O buffer used for file access (ignored if
|
||||
there is no filesystem).
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_TELNET
|
||||
By default, NSH is configured to use the serial console.
|
||||
If CONFIG_EXAMPLES_NSH_TELNET is set to 'y', then a TELENET
|
||||
server front-end is selected. When this option is provided,
|
||||
you must log into NuttX remotely using telnet in order to
|
||||
access NSH.
|
||||
|
||||
If CONFIG_EXAMPLES_NSH_TELNET is selected, then there some other
|
||||
configuration settings that apply:
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE
|
||||
Determines the size of the I/O buffer to use for sending/
|
||||
receiving TELNET commands/reponses
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_CMD_SIZE
|
||||
The size of one parsed NSH command
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_STACKSIZE
|
||||
The stack size to use when spawning new threads as new TELNET
|
||||
connections are established.
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_DHCPC
|
||||
Obtain the the IP address via DHCP.
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_IPADDR
|
||||
If CONFIG_EXAMPLES_NSH_DHCPC is NOT set, then the static IP
|
||||
address must be provided.
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_DRIPADDR
|
||||
Default router IP address
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_NETMASK
|
||||
Network mask
|
||||
|
||||
* CONFIG_EXAMPLES_NSH_NOMAC
|
||||
Set if your ethernet hardware has no built-in MAC address.
|
||||
If set, a bogus MAC will be assigned.
|
||||
|
||||
examples/mount
|
||||
^^^^^^^^^^^^^^
|
||||
|
||||
|
||||
+70
-43
@@ -53,6 +53,7 @@
|
||||
#include <pthread.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <net/if.h>
|
||||
#include <net/uip/uip-lib.h>
|
||||
|
||||
#include "nsh.h"
|
||||
@@ -100,17 +101,22 @@
|
||||
|
||||
#undef CONFIG_EXAMPLES_NSH_TELNETD_DUMPBUFFER
|
||||
|
||||
/* Sizing */
|
||||
|
||||
#define NSH_MAX_LINELEN 80
|
||||
|
||||
/****************************************************************************
|
||||
* Private Types
|
||||
****************************************************************************/
|
||||
|
||||
struct telnetd_s
|
||||
{
|
||||
int tn_sockfd;
|
||||
char tn_iobuffer[CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE];
|
||||
char tn_cmd[CONFIG_EXAMPLES_NSH_CMD_SIZE];
|
||||
uint8 tn_bufndx;
|
||||
uint8 tn_state;
|
||||
int tn_sockfd;
|
||||
uint16 tn_sndlen;
|
||||
uint8 tn_bufndx;
|
||||
uint8 tn_state;
|
||||
char tn_iobuffer[CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE];
|
||||
char tn_cmd[CONFIG_EXAMPLES_NSH_CMD_SIZE];
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
@@ -230,6 +236,27 @@ static void nsh_sendopt(struct telnetd_s *pstate, uint8 option, uint8 value)
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_flush
|
||||
*
|
||||
* Description:
|
||||
* Dump the buffered output info.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void nsh_flush(FAR struct telnetd_s *pstate)
|
||||
{
|
||||
if (pstate->tn_sndlen > 0)
|
||||
{
|
||||
nsh_dumpbuffer("Shell output", pstate->tn_iobuffer, pstate->tn_sndlen);
|
||||
if (send(pstate->tn_sockfd, pstate->tn_iobuffer, pstate->tn_sndlen, 0) < 0)
|
||||
{
|
||||
dbg("[%d] Failed to send response\n", pstate->tn_sockfd);
|
||||
}
|
||||
}
|
||||
pstate->tn_sndlen = 0;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_receive
|
||||
*
|
||||
@@ -327,29 +354,6 @@ static int nsh_receive(struct telnetd_s *pstate, size_t len)
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_prompt
|
||||
*
|
||||
* Description:
|
||||
* Print a prompt to the shell window.
|
||||
*
|
||||
* This function can be used by the shell back-end to print out a prompt
|
||||
* to the shell window.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void nsh_prompt(struct telnetd_s *pstate, const char *str)
|
||||
{
|
||||
int len = strlen(str);
|
||||
|
||||
strncpy(pstate->tn_iobuffer, str, len);
|
||||
nsh_dumpbuffer("Shell prompt", pstate->tn_iobuffer, len);
|
||||
if (send(pstate->tn_sockfd, pstate->tn_iobuffer, len, 0) < 0)
|
||||
{
|
||||
dbg("[%d] Failed to send prompt\n", pstate->tn_sockfd);
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: nsh_connection
|
||||
*
|
||||
@@ -378,13 +382,18 @@ static void *nsh_connection(void *arg)
|
||||
pstate->tn_sockfd = sockfd;
|
||||
pstate->tn_state = STATE_NORMAL;
|
||||
|
||||
/* Output a greeting */
|
||||
|
||||
nsh_output(pstate, "NuttShell (NSH)\n");
|
||||
|
||||
/* Loop processing each TELNET command */
|
||||
|
||||
do
|
||||
{
|
||||
/* Display the prompt string */
|
||||
|
||||
nsh_prompt(pstate, g_nshprompt);
|
||||
nsh_output(pstate, g_nshprompt);
|
||||
nsh_flush(pstate);
|
||||
|
||||
/* Read a buffer of data from the TELNET client */
|
||||
|
||||
@@ -523,27 +532,45 @@ int nsh_telnetmain(void)
|
||||
int nsh_telnetout(FAR void *handle, const char *fmt, ...)
|
||||
{
|
||||
struct telnetd_s *pstate = (struct telnetd_s *)handle;
|
||||
unsigned len;
|
||||
int nbytes = pstate->tn_sndlen;
|
||||
int len;
|
||||
va_list ap;
|
||||
|
||||
/* Put the new info into the buffer. Here we are counting on the fact that
|
||||
* no output strings will exceed NSH_MAX_LINELEN!
|
||||
*/
|
||||
|
||||
va_start(ap, fmt);
|
||||
vsnprintf(pstate->tn_iobuffer, CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE, fmt, ap);
|
||||
vsnprintf(&pstate->tn_iobuffer[nbytes],
|
||||
(CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE - 1) - nbytes, fmt, ap);
|
||||
va_end(ap);
|
||||
|
||||
len = strlen(pstate->tn_iobuffer);
|
||||
if (len < (CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE - 1) && pstate->tn_iobuffer[len-1] == '\n')
|
||||
{
|
||||
pstate->tn_iobuffer[len-1] = ISO_cr;
|
||||
pstate->tn_iobuffer[len] = ISO_nl;
|
||||
pstate->tn_iobuffer[len+1] = '\0';
|
||||
len++;
|
||||
}
|
||||
/* Get the size of the new string just added and the total size of
|
||||
* buffered data
|
||||
*/
|
||||
|
||||
nsh_dumpbuffer("Shell output", pstate->tn_iobuffer, len);
|
||||
if (send(pstate->tn_sockfd, pstate->tn_iobuffer, len, 0) < 0)
|
||||
len = strlen(&pstate->tn_iobuffer[nbytes]);
|
||||
nbytes += len;
|
||||
|
||||
/* Expand any terminating \n to \r\n */
|
||||
|
||||
if (nbytes < (CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE - 2) &&
|
||||
pstate->tn_iobuffer[nbytes-1] == '\n')
|
||||
{
|
||||
dbg("[%d] Failed to send response\n", pstate->tn_sockfd);
|
||||
return ERROR;
|
||||
pstate->tn_iobuffer[nbytes-1] = ISO_cr;
|
||||
pstate->tn_iobuffer[nbytes] = ISO_nl;
|
||||
pstate->tn_iobuffer[nbytes+1] = '\0';
|
||||
nbytes++;
|
||||
}
|
||||
pstate->tn_sndlen = nbytes;
|
||||
|
||||
/* Flush to the network if the buffer does not have room for one more
|
||||
* maximum length string.
|
||||
*/
|
||||
|
||||
if (nbytes > CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE - NSH_MAX_LINELEN)
|
||||
{
|
||||
nsh_flush(pstate);
|
||||
}
|
||||
|
||||
return len;
|
||||
|
||||
+1
-1
@@ -62,7 +62,7 @@
|
||||
# define HTONL(nl) (nl)
|
||||
#else
|
||||
# define HTONS(ns) \
|
||||
(uint16)((((uint16) (ns)) << 8) | (((uint16) (ns)) >> 8))
|
||||
(uint16)(((((uint16)(ns)) & 0xff) << 8) | ((((uint16)(ns)) >> 8) & 0xff))
|
||||
# define HTONL(nl) \
|
||||
((((nl) & 0xff) << 24) | (((nl) & 0xff00) << 8) | \
|
||||
(((nl) & 0xff0000) >> 8) | (((nl) & 0xff000000) >> 24))
|
||||
|
||||
Reference in New Issue
Block a user