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Max length of AWS access key is nowadays 128 #104

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Max length of AWS access key is nowadays 128 #104

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12 changes: 12 additions & 0 deletions inc/libs3.h
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Original file line number Diff line number Diff line change
Expand Up @@ -240,6 +240,18 @@ extern "C" {
#define S3_DEFAULT_REGION "us-east-1"


/**
* Maximal length of AWS access key
*/
#define S3_MAX_ACCESS_KEY_ID_LENGTH 128


/**
* Maximal length of AWS region name
*/
#define S3_MAX_REGION_LENGTH 32


/** **************************************************************************
* Enumerations
************************************************************************** **/
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4 changes: 1 addition & 3 deletions inc/util.h
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Original file line number Diff line number Diff line change
Expand Up @@ -69,12 +69,10 @@
#define MAX_CANONICALIZED_RESOURCE_SIZE \
(1 + 255 + 1 + MAX_URLENCODED_KEY_SIZE + (sizeof("?torrent") - 1) + 1)

#define MAX_ACCESS_KEY_ID_LENGTH 32

// Maximum length of a credential string
// <access key>/<yyyymmdd>/<region>/s3/aws4_request
#define MAX_CREDENTIAL_SIZE \
(MAX_ACCESS_KEY_ID_LENGTH + 1) + 8 + 1 + 32 + sizeof("/s3/aws4_request")
(S3_MAX_ACCESS_KEY_ID_LENGTH + 1) + 8 + 1 + S3_MAX_REGION_LENGTH + sizeof("/s3/aws4_request")

// Utilities -----------------------------------------------------------------

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