Fido2 (#727)

[proxmark3-svn] / client / tinycbor / cborpretty_stdio.c

diff --git a/client/tinycbor/cborpretty_stdio.c b/client/tinycbor/cborpretty_stdio.c
new file mode 100644 (file)
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+++ b/client/tinycbor/cborpretty_stdio.c
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+/****************************************************************************
+**
+** Copyright (C) 2017 Intel Corporation
+**
+** Permission is hereby granted, free of charge, to any person obtaining a copy
+** of this software and associated documentation files (the "Software"), to deal
+** in the Software without restriction, including without limitation the rights
+** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+** copies of the Software, and to permit persons to whom the Software is
+** furnished to do so, subject to the following conditions:
+**
+** The above copyright notice and this permission notice shall be included in
+** all copies or substantial portions of the Software.
+**
+** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+** THE SOFTWARE.
+**
+****************************************************************************/
+
+#include "cbor.h"
+#include <stdarg.h>
+#include <stdio.h>
+
+static CborError cbor_fprintf(void *out, const char *fmt, ...)
+{
+    int n;
+
+    va_list list;
+    va_start(list, fmt);
+    n = vfprintf((FILE *)out, fmt, list);
+    va_end(list);
+
+    return n < 0 ? CborErrorIO : CborNoError;
+}
+
+/**
+ * \fn CborError cbor_value_to_pretty(FILE *out, const CborValue *value)
+ *
+ * Converts the current CBOR type pointed to by \a value to its textual
+ * representation and writes it to the \a out stream. If an error occurs, this
+ * function returns an error code similar to CborParsing.
+ *
+ * \sa cbor_value_to_pretty_advance(), cbor_value_to_json_advance()
+ */
+
+/**
+ * Converts the current CBOR type pointed to by \a value to its textual
+ * representation and writes it to the \a out stream. If an error occurs, this
+ * function returns an error code similar to CborParsing.
+ *
+ * If no error ocurred, this function advances \a value to the next element.
+ * Often, concatenating the text representation of multiple elements can be
+ * done by appending a comma to the output stream in between calls to this
+ * function.
+ *
+ * \sa cbor_value_to_pretty(), cbor_value_to_pretty_stream(), cbor_value_to_json_advance()
+ */
+CborError cbor_value_to_pretty_advance(FILE *out, CborValue *value)
+{
+    return cbor_value_to_pretty_stream(cbor_fprintf, out, value, CborPrettyDefaultFlags);
+}
+
+/**
+ * Converts the current CBOR type pointed to by \a value to its textual
+ * representation and writes it to the \a out stream. If an error occurs, this
+ * function returns an error code similar to CborParsing.
+ *
+ * The textual representation can be controlled by the \a flags parameter (see
+ * CborPrettyFlags for more information).
+ *
+ * If no error ocurred, this function advances \a value to the next element.
+ * Often, concatenating the text representation of multiple elements can be
+ * done by appending a comma to the output stream in between calls to this
+ * function.
+ *
+ * \sa cbor_value_to_pretty_stream(), cbor_value_to_pretty(), cbor_value_to_json_advance()
+ */
+CborError cbor_value_to_pretty_advance_flags(FILE *out, CborValue *value, int flags)
+{
+    return cbor_value_to_pretty_stream(cbor_fprintf, out, value, flags);
+}
+