diff options
Diffstat (limited to 'nuttx/libc/string')
-rw-r--r-- | nuttx/libc/string/Make.defs | 18 | ||||
-rw-r--r-- | nuttx/libc/string/lib_checkbase.c | 115 | ||||
-rw-r--r-- | nuttx/libc/string/lib_strtod.c | 241 | ||||
-rw-r--r-- | nuttx/libc/string/lib_strtol.c | 103 | ||||
-rw-r--r-- | nuttx/libc/string/lib_strtoll.c | 107 | ||||
-rw-r--r-- | nuttx/libc/string/lib_strtoul.c | 99 | ||||
-rw-r--r-- | nuttx/libc/string/lib_strtoull.c | 100 |
7 files changed, 8 insertions, 775 deletions
diff --git a/nuttx/libc/string/Make.defs b/nuttx/libc/string/Make.defs index aedbdd96b..ff0ca1f6b 100644 --- a/nuttx/libc/string/Make.defs +++ b/nuttx/libc/string/Make.defs @@ -1,7 +1,7 @@ ############################################################################ # libc/string/Make.defs # -# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. +# Copyright (C) 2011-2012, 2014 Gregory Nutt. All rights reserved. # Author: Gregory Nutt <gnutt@nuttx.org> # # Redistribution and use in source and binary forms, with or without @@ -35,15 +35,13 @@ # Add the string C files to the build -CSRCS += lib_checkbase.c lib_isbasedigit.c lib_memset.c lib_memchr.c -CSRCS += lib_memccpy.c lib_memcmp.c lib_memmove.c lib_skipspace.c -CSRCS += lib_stpcpy.c lib_strcasecmp.c lib_strcat.c lib_strchr.c -CSRCS += lib_strcpy.c lib_strcmp.c lib_strcspn.c lib_strdup.c lib_strerror.c -CSRCS += lib_strlen.c lib_strnlen.c lib_strncasecmp.c lib_strncat.c -CSRCS += lib_strncmp.c lib_strncpy.c lib_strndup.c lib_strcasestr.c -CSRCS += lib_strpbrk.c lib_strrchr.c lib_strspn.c lib_strstr.c lib_strtok.c -CSRCS += lib_strtokr.c lib_strtol.c lib_strtoll.c lib_strtoul.c -CSRCS += lib_strtoull.c lib_strtod.c +CSRCS += lib_isbasedigit.c lib_memset.c lib_memchr.c lib_memccpy.c +CSRCS += lib_memcmp.c lib_memmove.c lib_skipspace.c lib_stpcpy.c +CSRCS += lib_strcasecmp.c lib_strcat.c lib_strchr.c lib_strcpy.c +CSRCS += lib_strcmp.c lib_strcspn.c lib_strdup.c lib_strerror.c lib_strlen.c +CSRCS += lib_strnlen.c lib_strncasecmp.c lib_strncat.c lib_strncmp.c +CSRCS += lib_strncpy.c lib_strndup.c lib_strcasestr.c lib_strpbrk.c +CSRCS += lib_strrchr.c lib_strspn.c lib_strstr.c lib_strtok.c lib_strtokr.c ifneq ($(CONFIG_ARCH_MEMCPY),y) ifeq ($(CONFIG_MEMCPY_VIK),y) diff --git a/nuttx/libc/string/lib_checkbase.c b/nuttx/libc/string/lib_checkbase.c deleted file mode 100644 index 32ae58dca..000000000 --- a/nuttx/libc/string/lib_checkbase.c +++ /dev/null @@ -1,115 +0,0 @@ -/**************************************************************************** - * libc/string/lib_checkbase.c - * - * Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <string.h> -#include <ctype.h> - -#include "lib_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: lib_checkbase - * - * Description: - * This is part of the strol() family implementation. This function checks - * the initial part of a string to see if it can determine the numeric - * base that is represented. - * - * Assumptions: - * *ptr points to the first, non-whitespace character in the string. - * - ****************************************************************************/ - -int lib_checkbase(int base, const char **pptr) -{ - const char *ptr = *pptr; - - /* Check for unspecified base */ - - if (!base) - { - /* Assume base 10 */ - - base = 10; - - /* Check for leading '0' - that would signify octal or hex (or binary) */ - - if (*ptr == '0') - { - /* Assume octal */ - - base = 8; - ptr++; - - /* Check for hexidecimal */ - - if ((*ptr == 'X' || *ptr == 'x') && - lib_isbasedigit(ptr[1], 16, NULL)) - { - base = 16; - ptr++; - } - } - } - - /* If it a hexidecimal representation, than discard any leading "0X" or "0x" */ - - else if (base == 16) - { - if (ptr[0] == '0' && (ptr[1] == 'X' || ptr[1] == 'x')) - { - ptr += 2; - } - } - - /* Return the updated pointer and base */ - - *pptr = ptr; - return base; -} - diff --git a/nuttx/libc/string/lib_strtod.c b/nuttx/libc/string/lib_strtod.c deleted file mode 100644 index 58dfd6a29..000000000 --- a/nuttx/libc/string/lib_strtod.c +++ /dev/null @@ -1,241 +0,0 @@ -/**************************************************************************** - * libc/string/lib_strtod.c - * Convert string to double - * - * Copyright (C) 2002 Michael Ringgaard. All rights reserved. - * Copyright (C) 2006-2007 H. Peter Anvin. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the project nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> -#include <nuttx/compiler.h> - -#include <stdlib.h> -#include <ctype.h> -#include <errno.h> - -#ifdef CONFIG_HAVE_DOUBLE - -/**************************************************************************** - * Pre-processor definitions - ****************************************************************************/ - -/* These are predefined with GCC, but could be issues for other compilers. If - * not defined, an arbitrary big number is put in for now. These should be - * added to nuttx/compiler for your compiler. - */ - -#if !defined(__DBL_MIN_EXP__) || !defined(__DBL_MAX_EXP__) -# ifdef CONFIG_CPP_HAVE_WARNING -# warning "Size of exponent is unknown" -# endif -# undef __DBL_MIN_EXP__ -# define __DBL_MIN_EXP__ (-1021) -# undef __DBL_MAX_EXP__ -# define __DBL_MAX_EXP__ (1024) -#endif - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -static inline int is_real(double x) -{ - const double_t infinite = 1.0/0.0; - return (x < infinite) && (x >= -infinite); -} - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/***************************************************(************************ - * Name: strtod - * - * Description: - * Convert a string to a double value - * - ****************************************************************************/ - -double_t strtod(const char *str, char **endptr) -{ - double_t number; - int exponent; - int negative; - char *p = (char *) str; - double p10; - int n; - int num_digits; - int num_decimals; - const double_t infinite = 1.0/0.0; - - /* Skip leading whitespace */ - - while (isspace(*p)) - { - p++; - } - - /* Handle optional sign */ - - negative = 0; - switch (*p) - { - case '-': - negative = 1; /* Fall through to increment position */ - case '+': - p++; - } - - number = 0.; - exponent = 0; - num_digits = 0; - num_decimals = 0; - - /* Process string of digits */ - - while (isdigit(*p)) - { - number = number * 10. + (*p - '0'); - p++; - num_digits++; - } - - /* Process decimal part */ - - if (*p == '.') - { - p++; - - while (isdigit(*p)) - { - number = number * 10. + (*p - '0'); - p++; - num_digits++; - num_decimals++; - } - - exponent -= num_decimals; - } - - if (num_digits == 0) - { - set_errno(ERANGE); - return 0.0; - } - - /* Correct for sign */ - - if (negative) - { - number = -number; - } - - /* Process an exponent string */ - - if (*p == 'e' || *p == 'E') - { - /* Handle optional sign */ - - negative = 0; - switch(*++p) - { - case '-': - negative = 1; /* Fall through to increment pos */ - case '+': - p++; - } - - /* Process string of digits */ - - n = 0; - while (isdigit(*p)) - { - n = n * 10 + (*p - '0'); - p++; - } - - if (negative) - { - exponent -= n; - } - else - { - exponent += n; - } - } - - if (exponent < __DBL_MIN_EXP__ || - exponent > __DBL_MAX_EXP__) - { - set_errno(ERANGE); - return infinite; - } - - /* Scale the result */ - - p10 = 10.; - n = exponent; - if (n < 0) n = -n; - while (n) - { - if (n & 1) - { - if (exponent < 0) - { - number /= p10; - } - else - { - number *= p10; - } - } - n >>= 1; - p10 *= p10; - } - - if (!is_real(number)) - { - set_errno(ERANGE); - } - - if (endptr) - { - *endptr = p; - } - - return number; -} - -#endif /* CONFIG_HAVE_DOUBLE */ - diff --git a/nuttx/libc/string/lib_strtol.c b/nuttx/libc/string/lib_strtol.c deleted file mode 100644 index 6ac0d6827..000000000 --- a/nuttx/libc/string/lib_strtol.c +++ /dev/null @@ -1,103 +0,0 @@ -/**************************************************************************** - * libc/string/lib_strtol.c - * - * Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <stdbool.h> -#include <stdlib.h> - -#include "lib_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: strtol - * - * Description: - * The strtol() function converts the initial part of the string in - * nptr to a long integer value according to the given base, which must be - * between 2 and 36 inclusive, or be the special value 0. - * - * Warning: does not check for integer overflow! - * - ****************************************************************************/ - -long strtol(const char *nptr, char **endptr, int base) -{ - unsigned long accum = 0; - bool negate = false; - - if (nptr) - { - /* Skip leading spaces */ - - lib_skipspace(&nptr); - - /* Check for leading + or - */ - - if (*nptr == '-') - { - negate = true; - nptr++; - } - else if (*nptr == '+') - { - nptr++; - } - - /* Get the unsigned value */ - - accum = strtoul(nptr, endptr, base); - - /* Correct the sign of the result */ - - if (negate) - { - return -(long)accum; - } - } - return (long)accum; -} - diff --git a/nuttx/libc/string/lib_strtoll.c b/nuttx/libc/string/lib_strtoll.c deleted file mode 100644 index 99fba08eb..000000000 --- a/nuttx/libc/string/lib_strtoll.c +++ /dev/null @@ -1,107 +0,0 @@ -/**************************************************************************** - * libc/string/lib_strtoll.c - * - * Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <stdbool.h> -#include <stdlib.h> - -#include "lib_internal.h" - -#ifdef CONFIG_HAVE_LONG_LONG - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: strtoll - * - * Description: - * The strtol() function converts the initial part of the string in - * nptr to a long long integer value according to the given base, which - * must be between 2 and 36 inclusive, or be the special value 0. - * - * Warning: does not check for integer overflow! - * - ****************************************************************************/ - -long long strtoll(const char *nptr, char **endptr, int base) -{ - unsigned long long accum = 0; - bool negate = false; - - if (nptr) - { - /* Skip leading spaces */ - - lib_skipspace(&nptr); - - /* Check for leading + or - */ - - if (*nptr == '-') - { - negate = true; - nptr++; - } - else if (*nptr == '+') - { - nptr++; - } - - /* Get the unsigned value */ - - accum = strtoull(nptr, endptr, base); - - /* Correct the sign of the result */ - - if (negate) - { - return -(long long)accum; - } - } - return (long long)accum; -} - -#endif - diff --git a/nuttx/libc/string/lib_strtoul.c b/nuttx/libc/string/lib_strtoul.c deleted file mode 100644 index 62a768043..000000000 --- a/nuttx/libc/string/lib_strtoul.c +++ /dev/null @@ -1,99 +0,0 @@ -/**************************************************************************** - * /libc/string/lib_strtoul.c - * - * Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> - -#include <stdlib.h> - -#include "lib_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: strtoul - * - * Description: - * The strtol() function converts the initial part of the string in - * nptr to a long unsigned integer value according to the given base, which - * must be between 2 and 36 inclusive, or be the special value 0. - * - * Warning: does not check for integer overflow! - * - ****************************************************************************/ - -unsigned long strtoul(const char *nptr, char **endptr, int base) -{ - unsigned long accum = 0; - int value; - - if (nptr) - { - /* Skip leading spaces */ - - lib_skipspace(&nptr); - - /* Check for unspecified base */ - - base = lib_checkbase(base, &nptr); - - /* Accumulate each "digit" */ - - while (lib_isbasedigit(*nptr, base, &value)) - { - accum = accum*base + value; - nptr++; - } - - /* Return the final pointer to the unused value */ - - if (endptr) - { - *endptr = (char *)nptr; - } - } - - return accum; -} - diff --git a/nuttx/libc/string/lib_strtoull.c b/nuttx/libc/string/lib_strtoull.c deleted file mode 100644 index 4808114af..000000000 --- a/nuttx/libc/string/lib_strtoull.c +++ /dev/null @@ -1,100 +0,0 @@ -/**************************************************************************** - * /libc/string/lib_strtoull.c - * - * Copyright (C) 2009, 2010 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> -#include <nuttx/compiler.h> - -#include <stdlib.h> - -#include "lib_internal.h" - -#ifdef CONFIG_HAVE_LONG_LONG - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: strtoull - * - * Description: - * The strtol() function converts the initial part of the string in - * nptr to a long unsigned integer value according to the given base, which - * must be between 2 and 36 inclusive, or be the special value 0. - * - ****************************************************************************/ - -unsigned long long strtoull(const char *nptr, char **endptr, int base) -{ - unsigned long long accum = 0; - int value; - - if (nptr) - { - /* Skip leading spaces */ - - lib_skipspace(&nptr); - - /* Check for unspecified base */ - - base = lib_checkbase(base, &nptr); - - /* Accumulate each "digit" */ - - while (lib_isbasedigit(*nptr, base, &value)) - { - accum = accum*base + value; - nptr++; - } - - /* Return the final pointer to the unused value */ - - if (endptr) - { - *endptr = (char *)nptr; - } - } - return accum; -} -#endif - |