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authorCristian Maglie <c.maglie@bug.st>2013-08-22 16:29:49 +0200
committerCristian Maglie <c.maglie@bug.st>2013-08-22 16:29:49 +0200
commit6a1c3303d6d94330a7871361638043de946c2411 (patch)
tree4d39bc5774c4ce98177dc1cc4a2bffaeb9470313 /cores/robot/WString.cpp
parentb3348a6706dd3b3306e074fbcef6a7ce673e5db6 (diff)
Merged robot core
Diffstat (limited to 'cores/robot/WString.cpp')
-rw-r--r--cores/robot/WString.cpp745
1 files changed, 0 insertions, 745 deletions
diff --git a/cores/robot/WString.cpp b/cores/robot/WString.cpp
deleted file mode 100644
index e462bee..0000000
--- a/cores/robot/WString.cpp
+++ /dev/null
@@ -1,745 +0,0 @@
-/*
- WString.cpp - String library for Wiring & Arduino
- ...mostly rewritten by Paul Stoffregen...
- Copyright (c) 2009-10 Hernando Barragan. All rights reserved.
- Copyright 2011, Paul Stoffregen, paul@pjrc.com
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- This library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-#include "WString.h"
-
-
-/*********************************************/
-/* Constructors */
-/*********************************************/
-
-String::String(const char *cstr)
-{
- init();
- if (cstr) copy(cstr, strlen(cstr));
-}
-
-String::String(const String &value)
-{
- init();
- *this = value;
-}
-
-String::String(const __FlashStringHelper *pstr)
-{
- init();
- *this = pstr;
-}
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
-String::String(String &&rval)
-{
- init();
- move(rval);
-}
-String::String(StringSumHelper &&rval)
-{
- init();
- move(rval);
-}
-#endif
-
-String::String(char c)
-{
- init();
- char buf[2];
- buf[0] = c;
- buf[1] = 0;
- *this = buf;
-}
-
-String::String(unsigned char value, unsigned char base)
-{
- init();
- char buf[9];
- utoa(value, buf, base);
- *this = buf;
-}
-
-String::String(int value, unsigned char base)
-{
- init();
- char buf[18];
- itoa(value, buf, base);
- *this = buf;
-}
-
-String::String(unsigned int value, unsigned char base)
-{
- init();
- char buf[17];
- utoa(value, buf, base);
- *this = buf;
-}
-
-String::String(long value, unsigned char base)
-{
- init();
- char buf[34];
- ltoa(value, buf, base);
- *this = buf;
-}
-
-String::String(unsigned long value, unsigned char base)
-{
- init();
- char buf[33];
- ultoa(value, buf, base);
- *this = buf;
-}
-
-String::String(float value, int decimalPlaces)
-{
- init();
- char buf[33];
- *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf);
-}
-
-String::String(double value, int decimalPlaces)
-{
- init();
- char buf[33];
- *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf);
-}
-
-String::~String()
-{
- free(buffer);
-}
-
-/*********************************************/
-/* Memory Management */
-/*********************************************/
-
-inline void String::init(void)
-{
- buffer = NULL;
- capacity = 0;
- len = 0;
-}
-
-void String::invalidate(void)
-{
- if (buffer) free(buffer);
- buffer = NULL;
- capacity = len = 0;
-}
-
-unsigned char String::reserve(unsigned int size)
-{
- if (buffer && capacity >= size) return 1;
- if (changeBuffer(size)) {
- if (len == 0) buffer[0] = 0;
- return 1;
- }
- return 0;
-}
-
-unsigned char String::changeBuffer(unsigned int maxStrLen)
-{
- char *newbuffer = (char *)realloc(buffer, maxStrLen + 1);
- if (newbuffer) {
- buffer = newbuffer;
- capacity = maxStrLen;
- return 1;
- }
- return 0;
-}
-
-/*********************************************/
-/* Copy and Move */
-/*********************************************/
-
-String & String::copy(const char *cstr, unsigned int length)
-{
- if (!reserve(length)) {
- invalidate();
- return *this;
- }
- len = length;
- strcpy(buffer, cstr);
- return *this;
-}
-
-String & String::copy(const __FlashStringHelper *pstr, unsigned int length)
-{
- if (!reserve(length)) {
- invalidate();
- return *this;
- }
- len = length;
- strcpy_P(buffer, (const prog_char *)pstr);
- return *this;
-}
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
-void String::move(String &rhs)
-{
- if (buffer) {
- if (capacity >= rhs.len) {
- strcpy(buffer, rhs.buffer);
- len = rhs.len;
- rhs.len = 0;
- return;
- } else {
- free(buffer);
- }
- }
- buffer = rhs.buffer;
- capacity = rhs.capacity;
- len = rhs.len;
- rhs.buffer = NULL;
- rhs.capacity = 0;
- rhs.len = 0;
-}
-#endif
-
-String & String::operator = (const String &rhs)
-{
- if (this == &rhs) return *this;
-
- if (rhs.buffer) copy(rhs.buffer, rhs.len);
- else invalidate();
-
- return *this;
-}
-
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
-String & String::operator = (String &&rval)
-{
- if (this != &rval) move(rval);
- return *this;
-}
-
-String & String::operator = (StringSumHelper &&rval)
-{
- if (this != &rval) move(rval);
- return *this;
-}
-#endif
-
-String & String::operator = (const char *cstr)
-{
- if (cstr) copy(cstr, strlen(cstr));
- else invalidate();
-
- return *this;
-}
-
-String & String::operator = (const __FlashStringHelper *pstr)
-{
- if (pstr) copy(pstr, strlen_P((const prog_char *)pstr));
- else invalidate();
-
- return *this;
-}
-
-/*********************************************/
-/* concat */
-/*********************************************/
-
-unsigned char String::concat(const String &s)
-{
- return concat(s.buffer, s.len);
-}
-
-unsigned char String::concat(const char *cstr, unsigned int length)
-{
- unsigned int newlen = len + length;
- if (!cstr) return 0;
- if (length == 0) return 1;
- if (!reserve(newlen)) return 0;
- strcpy(buffer + len, cstr);
- len = newlen;
- return 1;
-}
-
-unsigned char String::concat(const char *cstr)
-{
- if (!cstr) return 0;
- return concat(cstr, strlen(cstr));
-}
-
-unsigned char String::concat(char c)
-{
- char buf[2];
- buf[0] = c;
- buf[1] = 0;
- return concat(buf, 1);
-}
-
-unsigned char String::concat(unsigned char num)
-{
- char buf[4];
- itoa(num, buf, 10);
- return concat(buf, strlen(buf));
-}
-
-unsigned char String::concat(int num)
-{
- char buf[12];
- itoa(num, buf, 10);
- return concat(buf, strlen(buf));
-}
-
-unsigned char String::concat(unsigned int num)
-{
- char buf[11];
- utoa(num, buf, 10);
- return concat(buf, strlen(buf));
-}
-
-unsigned char String::concat(long num)
-{
- char buf[12];
- ltoa(num, buf, 10);
- return concat(buf, strlen(buf));
-}
-
-unsigned char String::concat(unsigned long num)
-{
- char buf[11];
- ultoa(num, buf, 10);
- return concat(buf, strlen(buf));
-}
-
-unsigned char String::concat(float num)
-{
- char buf[20];
- char* string = dtostrf(num, 4, 2, buf);
- return concat(string, strlen(string));
-}
-
-unsigned char String::concat(double num)
-{
- char buf[20];
- char* string = dtostrf(num, 4, 2, buf);
- return concat(string, strlen(string));
-}
-
-unsigned char String::concat(const __FlashStringHelper * str)
-{
- if (!str) return 0;
- int length = strlen_P((const char *) str);
- if (length == 0) return 1;
- unsigned int newlen = len + length;
- if (!reserve(newlen)) return 0;
- strcpy_P(buffer + len, (const char *) str);
- len = newlen;
- return 1;
-}
-
-/*********************************************/
-/* Concatenate */
-/*********************************************/
-
-StringSumHelper & operator + (const StringSumHelper &lhs, const String &rhs)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(rhs.buffer, rhs.len)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, const char *cstr)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!cstr || !a.concat(cstr, strlen(cstr))) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, char c)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(c)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, unsigned char num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, int num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, unsigned int num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, long num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, unsigned long num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, float num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, double num)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(num)) a.invalidate();
- return a;
-}
-
-StringSumHelper & operator + (const StringSumHelper &lhs, const __FlashStringHelper *rhs)
-{
- StringSumHelper &a = const_cast<StringSumHelper&>(lhs);
- if (!a.concat(rhs)) a.invalidate();
- return a;
-}
-
-/*********************************************/
-/* Comparison */
-/*********************************************/
-
-int String::compareTo(const String &s) const
-{
- if (!buffer || !s.buffer) {
- if (s.buffer && s.len > 0) return 0 - *(unsigned char *)s.buffer;
- if (buffer && len > 0) return *(unsigned char *)buffer;
- return 0;
- }
- return strcmp(buffer, s.buffer);
-}
-
-unsigned char String::equals(const String &s2) const
-{
- return (len == s2.len && compareTo(s2) == 0);
-}
-
-unsigned char String::equals(const char *cstr) const
-{
- if (len == 0) return (cstr == NULL || *cstr == 0);
- if (cstr == NULL) return buffer[0] == 0;
- return strcmp(buffer, cstr) == 0;
-}
-
-unsigned char String::operator<(const String &rhs) const
-{
- return compareTo(rhs) < 0;
-}
-
-unsigned char String::operator>(const String &rhs) const
-{
- return compareTo(rhs) > 0;
-}
-
-unsigned char String::operator<=(const String &rhs) const
-{
- return compareTo(rhs) <= 0;
-}
-
-unsigned char String::operator>=(const String &rhs) const
-{
- return compareTo(rhs) >= 0;
-}
-
-unsigned char String::equalsIgnoreCase( const String &s2 ) const
-{
- if (this == &s2) return 1;
- if (len != s2.len) return 0;
- if (len == 0) return 1;
- const char *p1 = buffer;
- const char *p2 = s2.buffer;
- while (*p1) {
- if (tolower(*p1++) != tolower(*p2++)) return 0;
- }
- return 1;
-}
-
-unsigned char String::startsWith( const String &s2 ) const
-{
- if (len < s2.len) return 0;
- return startsWith(s2, 0);
-}
-
-unsigned char String::startsWith( const String &s2, unsigned int offset ) const
-{
- if (offset > len - s2.len || !buffer || !s2.buffer) return 0;
- return strncmp( &buffer[offset], s2.buffer, s2.len ) == 0;
-}
-
-unsigned char String::endsWith( const String &s2 ) const
-{
- if ( len < s2.len || !buffer || !s2.buffer) return 0;
- return strcmp(&buffer[len - s2.len], s2.buffer) == 0;
-}
-
-/*********************************************/
-/* Character Access */
-/*********************************************/
-
-char String::charAt(unsigned int loc) const
-{
- return operator[](loc);
-}
-
-void String::setCharAt(unsigned int loc, char c)
-{
- if (loc < len) buffer[loc] = c;
-}
-
-char & String::operator[](unsigned int index)
-{
- static char dummy_writable_char;
- if (index >= len || !buffer) {
- dummy_writable_char = 0;
- return dummy_writable_char;
- }
- return buffer[index];
-}
-
-char String::operator[]( unsigned int index ) const
-{
- if (index >= len || !buffer) return 0;
- return buffer[index];
-}
-
-void String::getBytes(unsigned char *buf, unsigned int bufsize, unsigned int index) const
-{
- if (!bufsize || !buf) return;
- if (index >= len) {
- buf[0] = 0;
- return;
- }
- unsigned int n = bufsize - 1;
- if (n > len - index) n = len - index;
- strncpy((char *)buf, buffer + index, n);
- buf[n] = 0;
-}
-
-/*********************************************/
-/* Search */
-/*********************************************/
-
-int String::indexOf(char c) const
-{
- return indexOf(c, 0);
-}
-
-int String::indexOf( char ch, unsigned int fromIndex ) const
-{
- if (fromIndex >= len) return -1;
- const char* temp = strchr(buffer + fromIndex, ch);
- if (temp == NULL) return -1;
- return temp - buffer;
-}
-
-int String::indexOf(const String &s2) const
-{
- return indexOf(s2, 0);
-}
-
-int String::indexOf(const String &s2, unsigned int fromIndex) const
-{
- if (fromIndex >= len) return -1;
- const char *found = strstr(buffer + fromIndex, s2.buffer);
- if (found == NULL) return -1;
- return found - buffer;
-}
-
-int String::lastIndexOf( char theChar ) const
-{
- return lastIndexOf(theChar, len - 1);
-}
-
-int String::lastIndexOf(char ch, unsigned int fromIndex) const
-{
- if (fromIndex >= len) return -1;
- char tempchar = buffer[fromIndex + 1];
- buffer[fromIndex + 1] = '\0';
- char* temp = strrchr( buffer, ch );
- buffer[fromIndex + 1] = tempchar;
- if (temp == NULL) return -1;
- return temp - buffer;
-}
-
-int String::lastIndexOf(const String &s2) const
-{
- return lastIndexOf(s2, len - s2.len);
-}
-
-int String::lastIndexOf(const String &s2, unsigned int fromIndex) const
-{
- if (s2.len == 0 || len == 0 || s2.len > len) return -1;
- if (fromIndex >= len) fromIndex = len - 1;
- int found = -1;
- for (char *p = buffer; p <= buffer + fromIndex; p++) {
- p = strstr(p, s2.buffer);
- if (!p) break;
- if ((unsigned int)(p - buffer) <= fromIndex) found = p - buffer;
- }
- return found;
-}
-
-String String::substring(unsigned int left, unsigned int right) const
-{
- if (left > right) {
- unsigned int temp = right;
- right = left;
- left = temp;
- }
- String out;
- if (left > len) return out;
- if (right > len) right = len;
- char temp = buffer[right]; // save the replaced character
- buffer[right] = '\0';
- out = buffer + left; // pointer arithmetic
- buffer[right] = temp; //restore character
- return out;
-}
-
-/*********************************************/
-/* Modification */
-/*********************************************/
-
-void String::replace(char find, char replace)
-{
- if (!buffer) return;
- for (char *p = buffer; *p; p++) {
- if (*p == find) *p = replace;
- }
-}
-
-void String::replace(const String& find, const String& replace)
-{
- if (len == 0 || find.len == 0) return;
- int diff = replace.len - find.len;
- char *readFrom = buffer;
- char *foundAt;
- if (diff == 0) {
- while ((foundAt = strstr(readFrom, find.buffer)) != NULL) {
- memcpy(foundAt, replace.buffer, replace.len);
- readFrom = foundAt + replace.len;
- }
- } else if (diff < 0) {
- char *writeTo = buffer;
- while ((foundAt = strstr(readFrom, find.buffer)) != NULL) {
- unsigned int n = foundAt - readFrom;
- memcpy(writeTo, readFrom, n);
- writeTo += n;
- memcpy(writeTo, replace.buffer, replace.len);
- writeTo += replace.len;
- readFrom = foundAt + find.len;
- len += diff;
- }
- strcpy(writeTo, readFrom);
- } else {
- unsigned int size = len; // compute size needed for result
- while ((foundAt = strstr(readFrom, find.buffer)) != NULL) {
- readFrom = foundAt + find.len;
- size += diff;
- }
- if (size == len) return;
- if (size > capacity && !changeBuffer(size)) return; // XXX: tell user!
- int index = len - 1;
- while (index >= 0 && (index = lastIndexOf(find, index)) >= 0) {
- readFrom = buffer + index + find.len;
- memmove(readFrom + diff, readFrom, len - (readFrom - buffer));
- len += diff;
- buffer[len] = 0;
- memcpy(buffer + index, replace.buffer, replace.len);
- index--;
- }
- }
-}
-
-void String::remove(unsigned int index){
- if (index >= len) { return; }
- int count = len - index;
- remove(index, count);
-}
-
-void String::remove(unsigned int index, unsigned int count){
- if (index >= len) { return; }
- if (count <= 0) { return; }
- if (index + count > len) { count = len - index; }
- char *writeTo = buffer + index;
- len = len - count;
- strncpy(writeTo, buffer + index + count,len - index);
- buffer[len] = 0;
-}
-
-void String::toLowerCase(void)
-{
- if (!buffer) return;
- for (char *p = buffer; *p; p++) {
- *p = tolower(*p);
- }
-}
-
-void String::toUpperCase(void)
-{
- if (!buffer) return;
- for (char *p = buffer; *p; p++) {
- *p = toupper(*p);
- }
-}
-
-void String::trim(void)
-{
- if (!buffer || len == 0) return;
- char *begin = buffer;
- while (isspace(*begin)) begin++;
- char *end = buffer + len - 1;
- while (isspace(*end) && end >= begin) end--;
- len = end + 1 - begin;
- if (begin > buffer) memcpy(buffer, begin, len);
- buffer[len] = 0;
-}
-
-/*********************************************/
-/* Parsing / Conversion */
-/*********************************************/
-
-long String::toInt(void) const
-{
- if (buffer) return atol(buffer);
- return 0;
-}
-
-float String::toFloat(void) const
-{
- if (buffer) return float(atof(buffer));
- return 0;
-}