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/** **************************************************************************
* object.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 <stdlib.h>
#include <string.h>
#include "libs3.h"
#include "request.h"
// put object ----------------------------------------------------------------
void S3_put_object(const S3BucketContext *bucketContext, const char *key,
uint64_t contentLength,
const S3PutProperties *putProperties,
S3RequestContext *requestContext,
const S3PutObjectHandler *handler, void *callbackData)
{
// Set up the RequestParams
RequestParams params =
{
HttpRequestTypePUT, // httpRequestType
{ bucketContext->hostName, // hostName
bucketContext->bucketName, // bucketName
bucketContext->protocol, // protocol
bucketContext->uriStyle, // uriStyle
bucketContext->accessKeyId, // accessKeyId
bucketContext->secretAccessKey }, // secretAccessKey
key, // key
0, // queryParams
0, // subResource
0, // copySourceBucketName
0, // copySourceKey
0, // getConditions
0, // startByte
0, // byteCount
putProperties, // putProperties
handler->responseHandler.propertiesCallback, // propertiesCallback
handler->putObjectDataCallback, // toS3Callback
contentLength, // toS3CallbackTotalSize
0, // fromS3Callback
handler->responseHandler.completeCallback, // completeCallback
callbackData // callbackData
};
// Perform the request
request_perform(¶ms, requestContext);
}
// copy object ---------------------------------------------------------------
typedef struct CopyObjectData
{
SimpleXml simpleXml;
S3ResponsePropertiesCallback *responsePropertiesCallback;
S3ResponseCompleteCallback *responseCompleteCallback;
void *callbackData;
int64_t *lastModifiedReturn;
int eTagReturnSize;
char *eTagReturn;
int eTagReturnLen;
string_buffer(lastModified, 256);
} CopyObjectData;
static S3Status copyObjectXmlCallback(const char *elementPath,
const char *data, int dataLen,
void *callbackData)
{
CopyObjectData *coData = (CopyObjectData *) callbackData;
int fit;
if (data) {
if (!strcmp(elementPath, "CopyObjectResult/LastModified")) {
string_buffer_append(coData->lastModified, data, dataLen, fit);
}
else if (!strcmp(elementPath, "CopyObjectResult/ETag")) {
if (coData->eTagReturnSize && coData->eTagReturn) {
coData->eTagReturnLen +=
snprintf(&(coData->eTagReturn[coData->eTagReturnLen]),
coData->eTagReturnSize -
coData->eTagReturnLen - 1,
"%.*s", dataLen, data);
if (coData->eTagReturnLen >= coData->eTagReturnSize) {
return S3StatusXmlParseFailure;
}
}
}
}
/* Avoid compiler error about variable set but not used */
(void) fit;
return S3StatusOK;
}
static S3Status copyObjectPropertiesCallback
(const S3ResponseProperties *responseProperties, void *callbackData)
{
CopyObjectData *coData = (CopyObjectData *) callbackData;
return (*(coData->responsePropertiesCallback))
(responseProperties, coData->callbackData);
}
static S3Status copyObjectDataCallback(int bufferSize, const char *buffer,
void *callbackData)
{
CopyObjectData *coData = (CopyObjectData *) callbackData;
return simplexml_add(&(coData->simpleXml), buffer, bufferSize);
}
static void copyObjectCompleteCallback(S3Status requestStatus,
const S3ErrorDetails *s3ErrorDetails,
void *callbackData)
{
CopyObjectData *coData = (CopyObjectData *) callbackData;
if (coData->lastModifiedReturn) {
time_t lastModified = -1;
if (coData->lastModifiedLen) {
lastModified = parseIso8601Time(coData->lastModified);
}
*(coData->lastModifiedReturn) = lastModified;
}
(*(coData->responseCompleteCallback))
(requestStatus, s3ErrorDetails, coData->callbackData);
simplexml_deinitialize(&(coData->simpleXml));
free(coData);
}
void S3_copy_object(const S3BucketContext *bucketContext, const char *key,
const char *destinationBucket, const char *destinationKey,
const S3PutProperties *putProperties,
int64_t *lastModifiedReturn, int eTagReturnSize,
char *eTagReturn, S3RequestContext *requestContext,
const S3ResponseHandler *handler, void *callbackData)
{
// Create the callback data
CopyObjectData *data =
(CopyObjectData *) malloc(sizeof(CopyObjectData));
if (!data) {
(*(handler->completeCallback))(S3StatusOutOfMemory, 0, callbackData);
return;
}
simplexml_initialize(&(data->simpleXml), ©ObjectXmlCallback, data);
data->responsePropertiesCallback = handler->propertiesCallback;
data->responseCompleteCallback = handler->completeCallback;
data->callbackData = callbackData;
data->lastModifiedReturn = lastModifiedReturn;
data->eTagReturnSize = eTagReturnSize;
data->eTagReturn = eTagReturn;
if (data->eTagReturnSize && data->eTagReturn) {
data->eTagReturn[0] = 0;
}
data->eTagReturnLen = 0;
string_buffer_initialize(data->lastModified);
// Set up the RequestParams
RequestParams params =
{
HttpRequestTypeCOPY, // httpRequestType
{ bucketContext->hostName, // hostName
destinationBucket ? destinationBucket :
bucketContext->bucketName, // bucketName
bucketContext->protocol, // protocol
bucketContext->uriStyle, // uriStyle
bucketContext->accessKeyId, // accessKeyId
bucketContext->secretAccessKey }, // secretAccessKey
destinationKey ? destinationKey : key, // key
0, // queryParams
0, // subResource
bucketContext->bucketName, // copySourceBucketName
key, // copySourceKey
0, // getConditions
0, // startByte
0, // byteCount
putProperties, // putProperties
©ObjectPropertiesCallback, // propertiesCallback
0, // toS3Callback
0, // toS3CallbackTotalSize
©ObjectDataCallback, // fromS3Callback
©ObjectCompleteCallback, // completeCallback
data // callbackData
};
// Perform the request
request_perform(¶ms, requestContext);
}
// get object ----------------------------------------------------------------
void S3_get_object(const S3BucketContext *bucketContext, const char *key,
const S3GetConditions *getConditions,
uint64_t startByte, uint64_t byteCount,
S3RequestContext *requestContext,
const S3GetObjectHandler *handler, void *callbackData)
{
// Set up the RequestParams
RequestParams params =
{
HttpRequestTypeGET, // httpRequestType
{ bucketContext->hostName, // hostName
bucketContext->bucketName, // bucketName
bucketContext->protocol, // protocol
bucketContext->uriStyle, // uriStyle
bucketContext->accessKeyId, // accessKeyId
bucketContext->secretAccessKey }, // secretAccessKey
key, // key
0, // queryParams
0, // subResource
0, // copySourceBucketName
0, // copySourceKey
getConditions, // getConditions
startByte, // startByte
byteCount, // byteCount
0, // putProperties
handler->responseHandler.propertiesCallback, // propertiesCallback
0, // toS3Callback
0, // toS3CallbackTotalSize
handler->getObjectDataCallback, // fromS3Callback
handler->responseHandler.completeCallback, // completeCallback
callbackData // callbackData
};
// Perform the request
request_perform(¶ms, requestContext);
}
// head object ---------------------------------------------------------------
void S3_head_object(const S3BucketContext *bucketContext, const char *key,
S3RequestContext *requestContext,
const S3ResponseHandler *handler, void *callbackData)
{
// Set up the RequestParams
RequestParams params =
{
HttpRequestTypeHEAD, // httpRequestType
{ bucketContext->hostName, // hostName
bucketContext->bucketName, // bucketName
bucketContext->protocol, // protocol
bucketContext->uriStyle, // uriStyle
bucketContext->accessKeyId, // accessKeyId
bucketContext->secretAccessKey }, // secretAccessKey
key, // key
0, // queryParams
0, // subResource
0, // copySourceBucketName
0, // copySourceKey
0, // getConditions
0, // startByte
0, // byteCount
0, // putProperties
handler->propertiesCallback, // propertiesCallback
0, // toS3Callback
0, // toS3CallbackTotalSize
0, // fromS3Callback
handler->completeCallback, // completeCallback
callbackData // callbackData
};
// Perform the request
request_perform(¶ms, requestContext);
}
// delete object --------------------------------------------------------------
void S3_delete_object(const S3BucketContext *bucketContext, const char *key,
S3RequestContext *requestContext,
const S3ResponseHandler *handler, void *callbackData)
{
// Set up the RequestParams
RequestParams params =
{
HttpRequestTypeDELETE, // httpRequestType
{ bucketContext->hostName, // hostName
bucketContext->bucketName, // bucketName
bucketContext->protocol, // protocol
bucketContext->uriStyle, // uriStyle
bucketContext->accessKeyId, // accessKeyId
bucketContext->secretAccessKey }, // secretAccessKey
key, // key
0, // queryParams
0, // subResource
0, // copySourceBucketName
0, // copySourceKey
0, // getConditions
0, // startByte
0, // byteCount
0, // putProperties
handler->propertiesCallback, // propertiesCallback
0, // toS3Callback
0, // toS3CallbackTotalSize
0, // fromS3Callback
handler->completeCallback, // completeCallback
callbackData // callbackData
};
// Perform the request
request_perform(¶ms, requestContext);
}
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