BladeRF library compiles

1 files changed, 97 insertions, 0 deletions

diff --git a/Radio/HW/BladeRF/src/helpers/file.h b/Radio/HW/BladeRF/src/helpers/file.h
new file mode 100644
index 0000000..a1db20a
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+++ b/Radio/HW/BladeRF/src/helpers/file.h
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+/**
+ * @file file.h
+ *
+ * @brief Wrappers around misc. file operations.
+ *
+ * These are collected here so that they may easily be dummied out for NIOS
+ * headless builds in the future.
+ *
+ * This file is part of the bladeRF project:
+ *   http://www.github.com/nuand/bladeRF
+ *
+ * Copyright (C) 2013 Nuand LLC
+ * Copyright (C) 2013 Daniel Gröber <dxld ÄT darkboxed DOT org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef HELPERS_FILE_H_
+#define HELPERS_FILE_H_
+
+#include <stdint.h>
+#include <stdio.h>
+
+/**
+ * Read file contents into a buffer allocated internally and returned to the
+ * caller through `buf'.
+ *
+ * The caller is responsible for freeing the allocated buffer
+ *
+ * @param[in]   filename    File open
+ * @param[out]  buf         Upon success, this will point to a heap-allocated
+ *                          buffer containing the file contents
+ * @parma[out]  size        Upon success, this will be updated to reflect the
+ *                          size of the buffered file
+ *
+ * @return 0 on success, negative BLADERF_ERR_* value on failure
+ */
+int file_read_buffer(const char *filename, uint8_t **buf, size_t *size);
+
+/**
+ * Write to an open file stream.
+ *
+ * @param[in]   f           Open file stream.
+ * @param[in]   buf         Data to write to the stream.
+ * @parma[in]   len         Number of bytes to write to the stream.
+ *
+ * @return 0 on success, negative BLADERF_ERR_* value on failure
+ */
+int file_write(FILE *f, uint8_t *buf, size_t len);
+
+/**
+ * Read data from an open file stream.
+ *
+ * @param[in]   f           Open file stream.
+ * @param[out]  buf         Buffer to fill with data read.
+ * @parma[in]   len         Number of bytes to read. If EOF is encountered
+ *                          before this many bytes have been read will return
+ *                          an error.
+ *
+ * @return 0 on success, negative BLADERF_ERR_* value on failure
+ */
+int file_read(FILE *f, char *buf, size_t len);
+
+/**
+ * Determine the size of an open file stream.
+ *
+ * @param[in]   f           Open file stream.
+ *
+ * @return positive size of file on success, negative BLADERF_ERR_* value on
+ * failure
+ */
+ssize_t file_size(FILE *f);
+
+/**
+ * Search for the specified filename in bladeRF config directories. If found,
+ * the full path is returned. There is a chance that the file will be removed
+ * in between this call indicating it exists and attempting to open it.
+ *
+ * @param[in]   filename    File to search for
+ *
+ * @return Full path if the file is found, NULL otherwise.
+ */
+char *file_find(const char *filename);
+
+#endif