diff options
Diffstat (limited to 'crypto/heimdal/lib/hx509/error.c')
| -rw-r--r-- | crypto/heimdal/lib/hx509/error.c | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/crypto/heimdal/lib/hx509/error.c b/crypto/heimdal/lib/hx509/error.c deleted file mode 100644 index 25119ed..0000000 --- a/crypto/heimdal/lib/hx509/error.c +++ /dev/null @@ -1,223 +0,0 @@ -/* - * Copyright (c) 2006 - 2007 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * All rights reserved. - * - * 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 Institute 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 INSTITUTE 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 INSTITUTE 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. - */ - -#include "hx_locl.h" -RCSID("$Id: error.c 22332 2007-12-17 01:03:22Z lha $"); - -/** - * @page page_error Hx509 error reporting functions - * - * See the library functions here: @ref hx509_error - */ - -struct hx509_error_data { - hx509_error next; - int code; - char *msg; -}; - -static void -free_error_string(hx509_error msg) -{ - while(msg) { - hx509_error m2 = msg->next; - free(msg->msg); - free(msg); - msg = m2; - } -} - -/** - * Resets the error strings the hx509 context. - * - * @param context A hx509 context. - * - * @ingroup hx509_error - */ - -void -hx509_clear_error_string(hx509_context context) -{ - free_error_string(context->error); - context->error = NULL; -} - -/** - * Add an error message to the hx509 context. - * - * @param context A hx509 context. - * @param flags - * - HX509_ERROR_APPEND appends the error string to the old messages - (code is updated). - * @param code error code related to error message - * @param fmt error message format - * @param ap arguments to error message format - * - * @ingroup hx509_error - */ - -void -hx509_set_error_stringv(hx509_context context, int flags, int code, - const char *fmt, va_list ap) -{ - hx509_error msg; - - msg = calloc(1, sizeof(*msg)); - if (msg == NULL) { - hx509_clear_error_string(context); - return; - } - - if (vasprintf(&msg->msg, fmt, ap) == -1) { - hx509_clear_error_string(context); - free(msg); - return; - } - msg->code = code; - - if (flags & HX509_ERROR_APPEND) { - msg->next = context->error; - context->error = msg; - } else { - free_error_string(context->error); - context->error = msg; - } -} - -/** - * See hx509_set_error_stringv(). - * - * @param context A hx509 context. - * @param flags - * - HX509_ERROR_APPEND appends the error string to the old messages - (code is updated). - * @param code error code related to error message - * @param fmt error message format - * @param ... arguments to error message format - * - * @ingroup hx509_error - */ - -void -hx509_set_error_string(hx509_context context, int flags, int code, - const char *fmt, ...) -{ - va_list ap; - - va_start(ap, fmt); - hx509_set_error_stringv(context, flags, code, fmt, ap); - va_end(ap); -} - -/** - * Get an error string from context associated with error_code. - * - * @param context A hx509 context. - * @param error_code Get error message for this error code. - * - * @return error string, free with hx509_free_error_string(). - * - * @ingroup hx509_error - */ - -char * -hx509_get_error_string(hx509_context context, int error_code) -{ - struct rk_strpool *p = NULL; - hx509_error msg = context->error; - - if (msg == NULL || msg->code != error_code) { - const char *cstr; - char *str; - - cstr = com_right(context->et_list, error_code); - if (cstr) - return strdup(cstr); - cstr = strerror(error_code); - if (cstr) - return strdup(cstr); - if (asprintf(&str, "<unknown error: %d>", error_code) == -1) - return NULL; - return str; - } - - for (msg = context->error; msg; msg = msg->next) - p = rk_strpoolprintf(p, "%s%s", msg->msg, - msg->next != NULL ? "; " : ""); - - return rk_strpoolcollect(p); -} - -/** - * Free error string returned by hx509_get_error_string(). - * - * @param str error string to free. - * - * @ingroup hx509_error - */ - -void -hx509_free_error_string(char *str) -{ - free(str); -} - -/** - * Print error message and fatally exit from error code - * - * @param context A hx509 context. - * @param exit_code exit() code from process. - * @param error_code Error code for the reason to exit. - * @param fmt format string with the exit message. - * @param ... argument to format string. - * - * @ingroup hx509_error - */ - -void -hx509_err(hx509_context context, int exit_code, - int error_code, const char *fmt, ...) -{ - va_list ap; - const char *msg; - char *str; - - va_start(ap, fmt); - vasprintf(&str, fmt, ap); - va_end(ap); - msg = hx509_get_error_string(context, error_code); - if (msg == NULL) - msg = "no error"; - - errx(exit_code, "%s: %s", str, msg); -} |
