OVMS3/OVMS.V3/main/ovms_shell.cpp

95 lines
2.7 KiB
C++
Raw Normal View History

/*
; Project: Open Vehicle Monitor System
; Date: 14th March 2017
;
; Changes:
; 1.0 Initial release
;
; (C) 2011 Michael Stegen / Stegen Electronics
; (C) 2011-2017 Mark Webb-Johnson
; (C) 2011 Sonny Chen @ EPRO/DX
;
; Permission is hereby granted, free of charge, to any person obtaining a copy
; of this software and associated documentation files (the "Software"), to deal
; in the Software without restriction, including without limitation the rights
; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
; copies of the Software, and to permit persons to whom the Software is
; furnished to do so, subject to the following conditions:
;
; The above copyright notice and this permission notice shall be included in
; all copies or substantial portions of the Software.
;
; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
; THE SOFTWARE.
*/
#include <string.h>
#include "ovms_shell.h"
static const char* secure_prompt = "OVMS# ";
void Print(microrl_t* rl, const char * str)
{
((OvmsShell*)rl->userdata)->PrintConditional(str);
}
void NoPrint(microrl_t* rl, const char * str)
{
}
int Execute (microrl_t* rl, int argc, const char * const * argv )
{
OvmsShell* shell = (OvmsShell*)rl->userdata;
MyCommandApp.Execute(shell->m_verbosity, shell, argc, argv);
return 0;
}
OvmsShell::OvmsShell(int verbosity) : m_verbosity(verbosity) {}
void OvmsShell::Initialize(bool print)
{
microrl_init (&m_rl, print ? Print : NoPrint, Print);
if (IsSecure())
m_rl.prompt_str = secure_prompt;
m_rl.userdata = (void*)this;
microrl_set_execute_callback(&m_rl, Execute);
}
void OvmsShell::ProcessChar(char c)
{
if (m_insert)
{
if (m_insert(this, m_userData, c))
return;
m_insert = NULL;
c = '\n';
finalise();
}
microrl_insert_char(&m_rl, c);
}
void OvmsShell::ProcessChars(const char* buf, int len)
{
for (int i = 0; i < len; ++i)
{
ProcessChar(*buf++);
}
}
void OvmsShell::PrintConditional(const char* str)
{
if (!m_insert) // Avoid prompt when entering cmd doing input
write(str, strlen(str));
}
void OvmsShell::SetSecure(bool secure)
{
OvmsWriter::SetSecure(secure);
m_rl.prompt_str = secure ? secure_prompt : _PROMPT_DEFAULT;
}