diff options
Diffstat (limited to 'libxsde/xsde/cxx/parser/validating/positive-integer.cxx')
-rw-r--r-- | libxsde/xsde/cxx/parser/validating/positive-integer.cxx | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/libxsde/xsde/cxx/parser/validating/positive-integer.cxx b/libxsde/xsde/cxx/parser/validating/positive-integer.cxx new file mode 100644 index 0000000..2a6595a --- /dev/null +++ b/libxsde/xsde/cxx/parser/validating/positive-integer.cxx @@ -0,0 +1,64 @@ +// file : xsde/cxx/parser/validating/positive-integer.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> // strtoul + +#include <xsde/cxx/errno.hxx> + +#include <xsde/cxx/parser/validating/positive-integer.hxx> + +namespace xsde +{ + namespace cxx + { + namespace parser + { + namespace validating + { + void positive_integer_pimpl:: + _pre () + { + size_ = 0; + sign_ = none; + state_ = leading_ws; + } + + void positive_integer_pimpl:: + _characters (const ro_string& s) + { + if (!parse (s, str_, 21)) + _schema_error (schema_error::invalid_positive_integer_value); + } + + void positive_integer_pimpl:: + _post () + { + ro_string tmp (str_, size_); + size_t size = trim_right (tmp); + + if (size != 0 && sign_ != minus && tmp[0] != '-' && tmp[0] != '+') + { + str_[size] = '\0'; + + char* p; + set_errno (0); + value_ = strtoul (str_, &p, 10); + + if (*p != '\0' || get_errno () != 0 || value_ == 0) + _schema_error (schema_error::invalid_positive_integer_value); + } + else + _schema_error (schema_error::invalid_positive_integer_value); + } + + unsigned long positive_integer_pimpl:: + post_positive_integer () + { + return value_; + } + } + } + } +} |