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Camel Reference Manual | ![]() |
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Top | Description |
struct CamelDataWrapper; CamelDataWrapper* camel_data_wrapper_new (void); ssize_t camel_data_wrapper_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); ssize_t camel_data_wrapper_decode_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); void camel_data_wrapper_set_mime_type (CamelDataWrapper *data_wrapper, const char *mime_type); char* camel_data_wrapper_get_mime_type (CamelDataWrapper *data_wrapper); CamelContentType* camel_data_wrapper_get_mime_type_field (CamelDataWrapper *data_wrapper); void camel_data_wrapper_set_mime_type_field (CamelDataWrapper *data_wrapper, CamelContentType *mime_type); int camel_data_wrapper_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); gboolean camel_data_wrapper_is_offline (CamelDataWrapper *data_wrapper);
struct CamelDataWrapper { CamelObject parent_object; struct _CamelDataWrapperPrivate *priv; CamelTransferEncoding encoding; CamelContentType *mime_type; CamelStream *stream; unsigned int offline:1; };
CamelDataWrapper* camel_data_wrapper_new (void);
Create a new CamelDataWrapper object.
Returns : |
a new CamelDataWrapper object |
ssize_t camel_data_wrapper_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream);
Writes the content of data_wrapper
to stream
in a machine-independent
format appropriate for the data. It should be possible to construct an
equivalent data wrapper object later by passing this stream to
camel_data_wrapper_construct_from_stream.
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a CamelDataWrapper object |
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a CamelStream for output |
Returns : |
the number of bytes written, or -1 on fail
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ssize_t camel_data_wrapper_decode_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream);
Writes the decoded data content to stream
.
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a CamelDataWrapper object |
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a CamelStream for decoded data to be written to |
Returns : |
the number of bytes written, or -1 on fail
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void camel_data_wrapper_set_mime_type (CamelDataWrapper *data_wrapper, const char *mime_type);
This sets the data wrapper's MIME type.
It might fail, but you won't know. It will allow you to set Content-Type parameters on the data wrapper, which are meaningless. You should not be allowed to change the MIME type of a data wrapper that contains data, or at least, if you do, it should invalidate the data.
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a CamelDataWrapper object |
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a MIME type |
char* camel_data_wrapper_get_mime_type (CamelDataWrapper *data_wrapper);
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a CamelDataWrapper object |
Returns : |
the MIME type which must be freed by the caller |
CamelContentType* camel_data_wrapper_get_mime_type_field (CamelDataWrapper *data_wrapper);
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a CamelDataWrapper object |
Returns : |
the parsed form of the data wrapper's MIME type |
void camel_data_wrapper_set_mime_type_field (CamelDataWrapper *data_wrapper, CamelContentType *mime_type);
This sets the data wrapper's MIME type. It suffers from the same flaws as camel_data_wrapper_set_mime_type.
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a CamelDataWrapper object |
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a CamelContentType |
int camel_data_wrapper_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream);
Constructs the content of data_wrapper
from the supplied stream
.
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a CamelDataWrapper object |
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an input CamelStream |
Returns : |
%0 on success or -1 on fail
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gboolean camel_data_wrapper_is_offline (CamelDataWrapper *data_wrapper);
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a CamelDataWrapper object |
Returns : |
whether data_wrapper is "offline" (data stored
remotely) or not. Some optional code paths may choose to not
operate on offline data.
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