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-rw-r--r--public/fpdf_attachment.h48
1 files changed, 46 insertions, 2 deletions
diff --git a/public/fpdf_attachment.h b/public/fpdf_attachment.h
index 2c40992760..6a23970c45 100644
--- a/public/fpdf_attachment.h
+++ b/public/fpdf_attachment.h
@@ -21,6 +21,19 @@ extern "C" {
DLLEXPORT int STDCALL FPDFDoc_GetAttachmentCount(FPDF_DOCUMENT document);
// Experimental API.
+// Add an embedded file with |name| in |document|. If |name| is empty, or if
+// |name| is the name of a existing embedded file in |document|, or if
+// |document|'s embedded file name tree is too deep (i.e. |document| has too
+// many embedded files already), then a new attachment will not be added.
+//
+// document - handle to a document.
+// name - name of the new attachment.
+//
+// Returns a handle to the new attachment object, or NULL on failure.
+DLLEXPORT FPDF_ATTACHMENT FPDFDoc_AddAttachment(FPDF_DOCUMENT document,
+ FPDF_WIDESTRING name);
+
+// Experimental API.
// Get the embedded attachment at |index| in |document|. Note that the returned
// attachment handle is only valid while |document| is open.
//
@@ -68,6 +81,21 @@ DLLEXPORT FPDF_OBJECT_TYPE STDCALL
FPDFAttachment_GetValueType(FPDF_ATTACHMENT attachment, FPDF_WIDESTRING key);
// Experimental API.
+// Set the string value corresponding to |key| in the params dictionary of the
+// embedded file |attachment|, overwriting the existing value if any. The value
+// type should be FPDF_OBJECT_STRING after this function call succeeds.
+//
+// attachment - handle to an attachment.
+// key - the key to the dictionary entry, encoded in UTF16-LE.
+// value - the string value to be set, encoded in UTF16-LE.
+//
+// Returns true if successful.
+DLLEXPORT FPDF_BOOL STDCALL
+FPDFAttachment_SetStringValue(FPDF_ATTACHMENT attachment,
+ FPDF_WIDESTRING key,
+ FPDF_WIDESTRING value);
+
+// Experimental API.
// Get the string value corresponding to |key| in the params dictionary of the
// embedded file |attachment|. |buffer| is only modified if |buflen| is longer
// than the length of the string value. Note that if |key| does not exist in the
@@ -79,7 +107,7 @@ FPDFAttachment_GetValueType(FPDF_ATTACHMENT attachment, FPDF_WIDESTRING key);
//
// attachment - handle to an attachment.
// key - the key to the requested string value.
-// buffer - buffer for holding the file's date string encoded in UTF16-LE.
+// buffer - buffer for holding the string value encoded in UTF16-LE.
// buflen - length of the buffer.
//
// Returns the length of the dictionary value string.
@@ -90,12 +118,28 @@ FPDFAttachment_GetStringValue(FPDF_ATTACHMENT attachment,
unsigned long buflen);
// Experimental API.
+// Set the file data of |attachment|, overwriting the existing file data if any.
+// The creation date and checksum will be updated, while all other dictionary
+// entries will be deleted. Note that only contents with |len| smaller than
+// INT_MAX is supported.
+//
+// attachment - handle to an attachment.
+// contents - buffer holding the file data to be written in raw bytes.
+// len - length of file data.
+//
+// Returns true if successful.
+DLLEXPORT FPDF_BOOL FPDFAttachment_SetFile(FPDF_ATTACHMENT attachment,
+ FPDF_DOCUMENT document,
+ const void* contents,
+ const unsigned long len);
+
+// Experimental API.
// Get the file data of |attachment|. |buffer| is only modified if |buflen| is
// longer than the length of the file. On errors, |buffer| is unmodified and the
// returned length is 0.
//
// attachment - handle to an attachment.
-// buffer - buffer for holding the file's data in raw bytes.
+// buffer - buffer for holding the file data in raw bytes.
// buflen - length of the buffer.
//
// Returns the length of the file.