BASE64 de/encoding - by Edward Flick - replace John Walkers implementation with http...

[citadel.git] / libcitadel / lib / b64 / cencode.h

diff --git a/libcitadel/lib/b64/cencode.h b/libcitadel/lib/b64/cencode.h
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+++ b/libcitadel/lib/b64/cencode.h
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+/*
+cencode.h - c header for a base64 encoding algorithm
+
+This is part of the libb64 project, and has been placed in the public domain.
+For details, see http://sourceforge.net/projects/libb64
+*/
+
+#ifndef BASE64_CENCODE_H
+#define BASE64_CENCODE_H
+
+typedef enum
+{
+       step_A, step_B, step_C
+} base64_encodestep;
+
+typedef struct
+{
+       base64_encodestep step;
+       char result;
+       int stepcount;
+} base64_encodestate;
+
+void base64_init_encodestate(base64_encodestate* state_in);
+
+char base64_encode_value(char value_in);
+
+int base64_encode_block(const char* plaintext_in, int length_in, char* code_out, base64_encodestate* state_in);
+
+int base64_encode_blockend(char* code_out, base64_encodestate* state_in);
+
+#endif /* BASE64_CENCODE_H */