diff options
Diffstat (limited to 'libxsde/xsde/cxx/parser/validating/long-long.cxx')
-rw-r--r-- | libxsde/xsde/cxx/parser/validating/long-long.cxx | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libxsde/xsde/cxx/parser/validating/long-long.cxx b/libxsde/xsde/cxx/parser/validating/long-long.cxx new file mode 100644 index 0000000..66fec5b --- /dev/null +++ b/libxsde/xsde/cxx/parser/validating/long-long.cxx @@ -0,0 +1,75 @@ +// file : xsde/cxx/parser/validating/long-long.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC +// license : GNU GPL v2 + exceptions; see accompanying LICENSE file + +#include <stdlib.h> // strtoull + +#include <xsde/cxx/errno.hxx> + +#include <xsde/cxx/parser/validating/long-long.hxx> + +namespace xsde +{ + namespace cxx + { + namespace parser + { + namespace validating + { + void long_pimpl:: + _pre () + { + size_ = 0; + sign_ = none; + state_ = leading_ws; + } + + void long_pimpl:: + _characters (const ro_string& s) + { + if (!parse (s, str_, 20)) + _schema_error (schema_error::invalid_long_value); + } + + void long_pimpl:: + _post () + { + ro_string tmp (str_, size_); + size_t size = trim_right (tmp); + + if (size != 0 && tmp[0] != '-' && tmp[0] != '+') + { + str_[size] = '\0'; + + char* p; + set_errno (0); + unsigned long long ull = strtoull (str_, &p, 10); + + bool neg = (sign_ == minus); + + if (*p != '\0' || + get_errno () != 0 || + (neg && ull > 9223372036854775808ULL) || + (!neg && ull > 9223372036854775807ULL)) + _schema_error (schema_error::invalid_long_value); + + value_ = neg + ? (ull == 9223372036854775808ULL + ? (-9223372036854775807LL - 1) + : -static_cast<long long> (ull)) + : static_cast<long long> (ull); + } + else + _schema_error (schema_error::invalid_long_value); + } + + long long long_pimpl:: + post_long () + { + return value_; + } + } + } + } +} |