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libidn2-0.9
error.c
272 строки
6 KB
Simon Josefsson
Update copyright headers.
23 июл 2013, 23:32
23 июл 2013, 23:32
e269056
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/* error.c - libidn2 error handling helpers. Copyright (C) 2011-2013 Simon Josefsson This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <config.h> #include "idn2.h" /* Prepare for gettext. */ #define _(x) x #define bindtextdomain(a,b) 0 /** * idn2_strerror: * @rc: return code from another libidn2 function. * * Convert internal libidn2 error code to a humanly readable string. * The returned pointer must not be de-allocated by the caller. * * Return value: A humanly readable string describing error. **/ const char * idn2_strerror (int rc) { const char *p; bindtextdomain (PACKAGE, LOCALEDIR); switch (rc) { case IDN2_OK: p = _("success"); break; case IDN2_MALLOC: p = _("out of memory"); break; case IDN2_NO_CODESET: p = _("could not determine locale encoding format"); break; case IDN2_ICONV_FAIL: p = _("could not convert string to UTF-8"); break; case IDN2_ENCODING_ERROR: p = _("string encoding error"); break; case IDN2_NFC: p = _("string could not be NFC normalized"); break; case IDN2_PUNYCODE_BAD_INPUT: p = _("string contains invalid punycode data"); break; case IDN2_PUNYCODE_BIG_OUTPUT: p = _("punycode encoded data will be too large"); break; case IDN2_PUNYCODE_OVERFLOW: p = _("punycode conversion resulted in overflow"); break; case IDN2_TOO_BIG_DOMAIN: p = _("domain name longer than 255 characters"); break; case IDN2_TOO_BIG_LABEL: p = _("domain label longer than 63 characters"); break; case IDN2_INVALID_ALABEL: p = _("input A-label is not valid"); break; case IDN2_UALABEL_MISMATCH: p = _("input A-label and U-label does not match"); break; case IDN2_NOT_NFC: p = _("string is not in Unicode NFC format"); break; case IDN2_2HYPHEN: p = _("string contains forbidden two hyphens pattern"); break; case IDN2_HYPHEN_STARTEND: p = _("string start/ends with forbidden hyphen"); break; case IDN2_LEADING_COMBINING: p = _("string contains a forbidden leading combining character"); break; case IDN2_DISALLOWED: p = _("string contains a disallowed character"); break; case IDN2_CONTEXTJ: p = _("string contains a forbidden context-j character"); break; case IDN2_CONTEXTJ_NO_RULE: p = _("string contains a context-j character with null rule"); break; case IDN2_CONTEXTO: p = _("string contains a forbidden context-o character"); break; case IDN2_CONTEXTO_NO_RULE: p = _("string contains a context-o character with null rule"); break; case IDN2_UNASSIGNED: p = _("string contains unassigned code point"); break; case IDN2_BIDI: p = _("string has forbidden bi-directional properties"); break; default: p = _("Unknown error"); break; } return p; } #define ERR2STR(name) #name /** * idn2_strerror_name: * @rc: return code from another libidn2 function. * * Convert internal libidn2 error code to a string corresponding to * internal header file symbols. For example, * idn2_strerror_name(IDN2_MALLOC) will return the string * "IDN2_MALLOC". * * The caller must not attempt to de-allocate the returned string. * * Return value: A string corresponding to error code symbol. **/ const char * idn2_strerror_name (int rc) { const char *p; switch (rc) { case IDN2_OK: p = ERR2STR (IDN2_OK); break; case IDN2_MALLOC: p = ERR2STR (IDN2_MALLOC); break; case IDN2_NO_CODESET: p = ERR2STR (IDN2_NO_NODESET); break; case IDN2_ICONV_FAIL: p = ERR2STR (IDN2_ICONV_FAIL); break; case IDN2_ENCODING_ERROR: p = ERR2STR (IDN2_ENCODING_ERROR); break; case IDN2_NFC: p = ERR2STR (IDN2_NFC); break; case IDN2_PUNYCODE_BAD_INPUT: p = ERR2STR (IDN2_PUNYCODE_BAD_INPUT); break; case IDN2_PUNYCODE_BIG_OUTPUT: p = ERR2STR (IDN2_PUNYCODE_BIG_OUTPUT); break; case IDN2_PUNYCODE_OVERFLOW: p = ERR2STR (IDN2_PUNYCODE_OVERFLOW); break; case IDN2_TOO_BIG_DOMAIN: p = ERR2STR (IDN2_TOO_BIG_DOMAIN); break; case IDN2_TOO_BIG_LABEL: p = ERR2STR (IDN2_TOO_BIG_LABEL); break; case IDN2_INVALID_ALABEL: p = ERR2STR (IDN2_INVALID_ALABEL); break; case IDN2_UALABEL_MISMATCH: p = ERR2STR (IDN2_UALABEL_MISMATCH); break; case IDN2_NOT_NFC: p = ERR2STR (IDN2_NOT_NFC); break; case IDN2_2HYPHEN: p = ERR2STR (IDN2_2HYPHEN); break; case IDN2_HYPHEN_STARTEND: p = ERR2STR (IDN2_HYPHEN_STARTEND); break; case IDN2_LEADING_COMBINING: p = ERR2STR (IDN2_LEADING_COMBINING); break; case IDN2_DISALLOWED: p = ERR2STR (IDN2_DISALLOWED); break; case IDN2_CONTEXTJ: p = ERR2STR (IDN2_CONTEXTJ); break; case IDN2_CONTEXTJ_NO_RULE: p = ERR2STR (IDN2_CONTEXTJ_NO_RULE); break; case IDN2_CONTEXTO: p = ERR2STR (IDN2_CONTEXTO); break; case IDN2_CONTEXTO_NO_RULE: p = ERR2STR (IDN2_CONTEXTO_NO_RULE); break; case IDN2_UNASSIGNED: p = ERR2STR (IDN2_UNASSIGNED); break; case IDN2_BIDI: p = ERR2STR (IDN2_BIDI); break; default: p = "IDN2_UNKNOWN"; break; } return p; }