Fix s3-4c implementation (#247)

* Ported S3-4c version to current AIORI interface.
* S3-4c: add crypto dependency
* S3: Store username/host in options.

src/Makefile.am

@@ -105,6 +105,7 @@ extraLDADD    += -lcurl
 extraLDADD    += -lxml2
 extraLDADD    += -laws4c
 extraLDADD    += -laws4c_extra
+extraLDADD    += -lcrypto
 endif
 
 if USE_S3_LIBS3_AIORI

src/ior.c

@@ -246,7 +246,6 @@ void init_IOR_Param_t(IOR_param_t * p)
         p->hdfs_block_size = 0;
 
         p->URI = NULL;
-        p->part_number = 0;
 }
 
 static void

src/ior.h

@@ -168,9 +168,7 @@ typedef struct
     int         hdfs_block_size;     /* internal blk-size. (0 gets default) */
 
     char*       URI;                 /* "path" to target object */
-    size_t      part_number;         /* multi-part upload increment (PER-RANK!) */
-    char*       UploadId; /* key for multi-part-uploads */
-
+    
     /* RADOS variables */
     rados_t rados_cluster;           /* RADOS cluster handle */
     rados_ioctx_t rados_ioctx;       /* I/O context for our pool in the RADOS cluster */