F´ Flight Software - C/C++ Documentation  NASA-v2.0.0
A framework for building embedded system applications to NASA flight quality standards.
TaskString.cpp
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3 #include <Os/TaskString.hpp>
4 #include <Fw/Types/Assert.hpp>
5 #include <string.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8 
9 namespace Os {
10 
11  TaskString::TaskString(const char* src) : StringBase() {
12  this->copyBuff(src,sizeof(this->m_buf));
13  }
14 
15  TaskString::TaskString(const StringBase& src) : StringBase() {
16  this->copyBuff(src.toChar(),sizeof(this->m_buf));
17  }
18 
19  TaskString::TaskString(const TaskString& src) : StringBase() {
20  this->copyBuff(src.m_buf,sizeof(this->m_buf));
21  }
22 
24  this->m_buf[0] = 0;
25  }
26 
28  }
29 
31  return strnlen(this->m_buf,sizeof(this->m_buf));
32  }
33 
34  const char* TaskString::toChar(void) const {
35  return this->m_buf;
36  }
37 
38  void TaskString::copyBuff(const char* buff, NATIVE_UINT_TYPE size) {
39  FW_ASSERT(buff);
40  // check for self copy
41  if (buff != this->m_buf) {
42  (void)strncpy(this->m_buf,buff,size);
43  // NULL terminate
44  this->terminate(sizeof(this->m_buf));
45  }
46  }
47 
49  this->copyBuff(other.m_buf,this->getCapacity());
50  return *this;
51  }
52 
53  NATIVE_UINT_TYPE TaskString::getCapacity(void) const {
54  return FW_TASK_NAME_MAX_SIZE;
55  }
56 
58  NATIVE_UINT_TYPE strSize = strnlen(this->m_buf,sizeof(this->m_buf));
59  // serialize string as buffer
60  return buffer.serialize((U8*)this->m_buf,strSize);
61  }
62 
64  NATIVE_UINT_TYPE maxSize = sizeof(this->m_buf);
65  // deserialize string
66  Fw::SerializeStatus stat = buffer.deserialize((U8*)this->m_buf,maxSize);
67  // make sure it is null-terminated
68  this->terminate(maxSize);
69 
70  return stat;
71  }
72 
73  void TaskString::terminate(NATIVE_UINT_TYPE size) {
74  // null terminate the string
75  this->m_buf[size < sizeof(this->m_buf)?size:sizeof(this->m_buf)-1] = 0;
76  }
77 
78 }
StringType.hpp
Declares ISF string base class.
Os
Definition: File.cpp:7
Os::TaskString::serialize
Fw::SerializeStatus serialize(Fw::SerializeBufferBase &buffer) const
serialize contents
Definition: TaskString.cpp:57
Fw::SerializeBufferBase
Definition: Serializable.hpp:43
Fw::SerializeStatus
SerializeStatus
forward declaration for string
Definition: Serializable.hpp:14
Fw::SerializeBufferBase::serialize
SerializeStatus serialize(U8 val)
serialize 8-bit unsigned int
Definition: Serializable.cpp:67
U8
uint8_t U8
8-bit unsigned integer
Definition: BasicTypes.hpp:76
Os::TaskString::length
NATIVE_UINT_TYPE length(void) const
return current string length
Definition: TaskString.cpp:30
Assert.hpp
Os::TaskString::TaskString
TaskString(void)
default constructor
Definition: TaskString.cpp:23
Os::TaskString
Definition: TaskString.hpp:10
NATIVE_UINT_TYPE
unsigned int NATIVE_UINT_TYPE
native unsigned integer type declaration
Definition: BasicTypes.hpp:30
Os::TaskString::toChar
const char * toChar(void) const
get pointer to internal char buffer
Definition: TaskString.cpp:34
Os::TaskString::deserialize
Fw::SerializeStatus deserialize(Fw::SerializeBufferBase &buffer)
deserialize to contents
Definition: TaskString.cpp:63
FW_ASSERT
#define FW_ASSERT(...)
Definition: Assert.hpp:9
TaskString.hpp
Fw::SerializeBufferBase::deserialize
SerializeStatus deserialize(U8 &val)
deserialize 8-bit unsigned int
Definition: Serializable.cpp:290
Os::TaskString::operator=
const TaskString & operator=(const TaskString &other)
equal operator
Definition: TaskString.cpp:48
FW_TASK_NAME_MAX_SIZE
#define FW_TASK_NAME_MAX_SIZE
Max size of task name.
Definition: FpConfig.hpp:215
Os::TaskString::~TaskString
~TaskString(void)
destructor
Definition: TaskString.cpp:27
BasicTypes.hpp
Declares ISF basic types.