+++ /dev/null
-/** **************************************************************************
- * error_parser.c
- *
- * Copyright 2008 Bryan Ischo <bryan@ischo.com>
- *
- * This file is part of libs3.
- *
- * libs3 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, version 3 of the License.
- *
- * In addition, as a special exception, the copyright holders give
- * permission to link the code of this library and its programs with the
- * OpenSSL library, and distribute linked combinations including the two.
- *
- * libs3 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 version 3
- * along with libs3, in a file named COPYING. If not, see
- * <http://www.gnu.org/licenses/>.
- *
- ************************************************************************** **/
-
-#include <string.h>
-#include "error_parser.h"
-
-
-static S3Status errorXmlCallback(const char *elementPath, const char *data,
- int dataLen, void *callbackData)
-{
- // We ignore end of element callbacks because we don't care about them
- if (!data) {
- return S3StatusOK;
- }
-
- ErrorParser *errorParser = (ErrorParser *) callbackData;
-
- int fit;
-
- if (!strcmp(elementPath, "Error")) {
- // Ignore, this is the Error element itself, we only care about subs
- }
- else if (!strcmp(elementPath, "Error/Code")) {
- string_buffer_append(errorParser->code, data, dataLen, fit);
- }
- else if (!strcmp(elementPath, "Error/Message")) {
- string_buffer_append(errorParser->message, data, dataLen, fit);
- errorParser->s3ErrorDetails.message = errorParser->message;
- }
- else if (!strcmp(elementPath, "Error/Resource")) {
- string_buffer_append(errorParser->resource, data, dataLen, fit);
- errorParser->s3ErrorDetails.resource = errorParser->resource;
- }
- else if (!strcmp(elementPath, "Error/FurtherDetails")) {
- string_buffer_append(errorParser->furtherDetails, data, dataLen, fit);
- errorParser->s3ErrorDetails.furtherDetails =
- errorParser->furtherDetails;
- }
- else {
- if (strncmp(elementPath, "Error/", sizeof("Error/") - 1)) {
- // If for some weird reason it's not within the Error element,
- // ignore it
- return S3StatusOK;
- }
- // It's an unknown error element. See if it matches the most
- // recent error element.
- const char *elementName = &(elementPath[sizeof("Error/") - 1]);
- if (errorParser->s3ErrorDetails.extraDetailsCount &&
- !strcmp(elementName, errorParser->s3ErrorDetails.extraDetails
- [errorParser->s3ErrorDetails.extraDetailsCount - 1].name)) {
- // Append the value
- string_multibuffer_append(errorParser->extraDetailsNamesValues,
- data, dataLen, fit);
- // If it didn't fit, remove this extra
- if (!fit) {
- errorParser->s3ErrorDetails.extraDetailsCount--;
- }
- return S3StatusOK;
- }
- // OK, must add another unknown error element, if it will fit.
- if (errorParser->s3ErrorDetails.extraDetailsCount ==
- sizeof(errorParser->extraDetails)) {
- // Won't fit. Ignore this one.
- return S3StatusOK;
- }
- // Copy in the name and value
- char *name = string_multibuffer_current
- (errorParser->extraDetailsNamesValues);
- int nameLen = strlen(elementName);
- string_multibuffer_add(errorParser->extraDetailsNamesValues,
- elementName, nameLen, fit);
- if (!fit) {
- // Name didn't fit; ignore this one.
- return S3StatusOK;
- }
- char *value = string_multibuffer_current
- (errorParser->extraDetailsNamesValues);
- string_multibuffer_add(errorParser->extraDetailsNamesValues,
- data, dataLen, fit);
- if (!fit) {
- // Value didn't fit; ignore this one.
- return S3StatusOK;
- }
- S3NameValue *nv =
- &(errorParser->extraDetails
- [errorParser->s3ErrorDetails.extraDetailsCount++]);
- nv->name = name;
- nv->value = value;
- }
-
- return S3StatusOK;
-}
-
-
-void error_parser_initialize(ErrorParser *errorParser)
-{
- errorParser->s3ErrorDetails.message = 0;
- errorParser->s3ErrorDetails.resource = 0;
- errorParser->s3ErrorDetails.furtherDetails = 0;
- errorParser->s3ErrorDetails.extraDetailsCount = 0;
- errorParser->s3ErrorDetails.extraDetails = errorParser->extraDetails;
- errorParser->errorXmlParserInitialized = 0;
- string_buffer_initialize(errorParser->code);
- string_buffer_initialize(errorParser->message);
- string_buffer_initialize(errorParser->resource);
- string_buffer_initialize(errorParser->furtherDetails);
- string_multibuffer_initialize(errorParser->extraDetailsNamesValues);
-}
-
-
-S3Status error_parser_add(ErrorParser *errorParser, char *buffer,
- int bufferSize)
-{
- if (!errorParser->errorXmlParserInitialized) {
- simplexml_initialize(&(errorParser->errorXmlParser), &errorXmlCallback,
- errorParser);
- errorParser->errorXmlParserInitialized = 1;
- }
-
- return simplexml_add(&(errorParser->errorXmlParser), buffer, bufferSize);
-}
-
-
-void error_parser_convert_status(ErrorParser *errorParser, S3Status *status)
-{
- // Convert the error status string into a code
- if (!errorParser->codeLen) {
- return;
- }
-
-#define HANDLE_CODE(name) \
- do { \
- if (!strcmp(errorParser->code, #name)) { \
- *status = S3StatusError##name; \
- goto code_set; \
- } \
- } while (0)
-
- HANDLE_CODE(AccessDenied);
- HANDLE_CODE(AccountProblem);
- HANDLE_CODE(AmbiguousGrantByEmailAddress);
- HANDLE_CODE(BadDigest);
- HANDLE_CODE(BucketAlreadyExists);
- HANDLE_CODE(BucketAlreadyOwnedByYou);
- HANDLE_CODE(BucketNotEmpty);
- HANDLE_CODE(CredentialsNotSupported);
- HANDLE_CODE(CrossLocationLoggingProhibited);
- HANDLE_CODE(EntityTooSmall);
- HANDLE_CODE(EntityTooLarge);
- HANDLE_CODE(ExpiredToken);
- HANDLE_CODE(IncompleteBody);
- HANDLE_CODE(IncorrectNumberOfFilesInPostRequest);
- HANDLE_CODE(InlineDataTooLarge);
- HANDLE_CODE(InternalError);
- HANDLE_CODE(InvalidAccessKeyId);
- HANDLE_CODE(InvalidAddressingHeader);
- HANDLE_CODE(InvalidArgument);
- HANDLE_CODE(InvalidBucketName);
- HANDLE_CODE(InvalidDigest);
- HANDLE_CODE(InvalidLocationConstraint);
- HANDLE_CODE(InvalidPayer);
- HANDLE_CODE(InvalidPolicyDocument);
- HANDLE_CODE(InvalidRange);
- HANDLE_CODE(InvalidSecurity);
- HANDLE_CODE(InvalidSOAPRequest);
- HANDLE_CODE(InvalidStorageClass);
- HANDLE_CODE(InvalidTargetBucketForLogging);
- HANDLE_CODE(InvalidToken);
- HANDLE_CODE(InvalidURI);
- HANDLE_CODE(KeyTooLong);
- HANDLE_CODE(MalformedACLError);
- HANDLE_CODE(MalformedXML);
- HANDLE_CODE(MaxMessageLengthExceeded);
- HANDLE_CODE(MaxPostPreDataLengthExceededError);
- HANDLE_CODE(MetadataTooLarge);
- HANDLE_CODE(MethodNotAllowed);
- HANDLE_CODE(MissingAttachment);
- HANDLE_CODE(MissingContentLength);
- HANDLE_CODE(MissingSecurityElement);
- HANDLE_CODE(MissingSecurityHeader);
- HANDLE_CODE(NoLoggingStatusForKey);
- HANDLE_CODE(NoSuchBucket);
- HANDLE_CODE(NoSuchKey);
- HANDLE_CODE(NotImplemented);
- HANDLE_CODE(NotSignedUp);
- HANDLE_CODE(OperationAborted);
- HANDLE_CODE(PermanentRedirect);
- HANDLE_CODE(PreconditionFailed);
- HANDLE_CODE(Redirect);
- HANDLE_CODE(RequestIsNotMultiPartContent);
- HANDLE_CODE(RequestTimeout);
- HANDLE_CODE(RequestTimeTooSkewed);
- HANDLE_CODE(RequestTorrentOfBucketError);
- HANDLE_CODE(SignatureDoesNotMatch);
- HANDLE_CODE(SlowDown);
- HANDLE_CODE(TemporaryRedirect);
- HANDLE_CODE(TokenRefreshRequired);
- HANDLE_CODE(TooManyBuckets);
- HANDLE_CODE(UnexpectedContent);
- HANDLE_CODE(UnresolvableGrantByEmailAddress);
- HANDLE_CODE(UserKeyMustBeSpecified);
- *status = S3StatusErrorUnknown;
-
- code_set:
-
- return;
-}
-
-
-// Always call this
-void error_parser_deinitialize(ErrorParser *errorParser)
-{
- if (errorParser->errorXmlParserInitialized) {
- simplexml_deinitialize(&(errorParser->errorXmlParser));
- }
-}
projects / bluesky.git / blobdiff