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@ -74,46 +74,47 @@ struct cbfs_cachenode { |
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extern enum cbfs_result file_cbfs_result; |
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/*
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* Return a string describing the most recent error condition. |
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/**
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* file_cbfs_error() - Return a string describing the most recent error |
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* condition. |
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* |
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* @return A pointer to the constant string. |
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*/ |
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const char *file_cbfs_error(void); |
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/*
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* Initialize the CBFS driver and load metadata into RAM. |
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/**
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* file_cbfs_init() - Initialize the CBFS driver and load metadata into RAM. |
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* |
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* @param end_of_rom Points to the end of the ROM the CBFS should be read |
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* @end_of_rom: Points to the end of the ROM the CBFS should be read |
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* from. |
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*/ |
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void file_cbfs_init(uintptr_t end_of_rom); |
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/*
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* Get the header structure for the current CBFS. |
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/**
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* file_cbfs_get_header() - Get the header structure for the current CBFS. |
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* |
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* @return A pointer to the constant structure, or NULL if there is none. |
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*/ |
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const struct cbfs_header *file_cbfs_get_header(void); |
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/*
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* Get a handle for the first file in CBFS. |
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/**
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* file_cbfs_get_first() - Get a handle for the first file in CBFS. |
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* |
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* @return A handle for the first file in CBFS, NULL on error. |
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*/ |
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const struct cbfs_cachenode *file_cbfs_get_first(void); |
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/*
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* Get a handle to the file after this one in CBFS. |
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/**
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* file_cbfs_get_next() - Get a handle to the file after this one in CBFS. |
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* |
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* @param file A pointer to the handle to advance. |
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* @file: A pointer to the handle to advance. |
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*/ |
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void file_cbfs_get_next(const struct cbfs_cachenode **file); |
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/*
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* Find a file with a particular name in CBFS. |
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/**
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* file_cbfs_find() - Find a file with a particular name in CBFS. |
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* |
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* @param name The name to search for. |
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* @name: The name to search for. |
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* |
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* @return A handle to the file, or NULL on error. |
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*/ |
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@ -124,53 +125,55 @@ const struct cbfs_cachenode *file_cbfs_find(const char *name); |
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/* All of the functions below can be used without first initializing CBFS. */ |
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/***************************************************************************/ |
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/*
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* Find a file with a particular name in CBFS without using the heap. |
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/**
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* file_cbfs_find_uncached() - Find a file with a particular name in CBFS |
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* without using the heap. |
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* |
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* @param end_of_rom Points to the end of the ROM the CBFS should be read |
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* @end_of_rom: Points to the end of the ROM the CBFS should be read |
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* from. |
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* @param name The name to search for. |
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* @name: The name to search for. |
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* |
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* @return A handle to the file, or NULL on error. |
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*/ |
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const struct cbfs_cachenode *file_cbfs_find_uncached(uintptr_t end_of_rom, |
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const char *name); |
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/*
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* Get the name of a file in CBFS. |
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/**
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* file_cbfs_name() - Get the name of a file in CBFS. |
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* |
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* @param file The handle to the file. |
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* @file: The handle to the file. |
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* |
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* @return The name of the file, NULL on error. |
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*/ |
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const char *file_cbfs_name(const struct cbfs_cachenode *file); |
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/*
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* Get the size of a file in CBFS. |
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/**
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* file_cbfs_size() - Get the size of a file in CBFS. |
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* |
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* @param file The handle to the file. |
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* @file: The handle to the file. |
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* |
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* @return The size of the file, zero on error. |
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*/ |
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u32 file_cbfs_size(const struct cbfs_cachenode *file); |
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/*
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* Get the type of a file in CBFS. |
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/**
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* file_cbfs_type() - Get the type of a file in CBFS. |
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* |
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* @param file The handle to the file. |
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* @file: The handle to the file. |
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* |
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* @return The type of the file, zero on error. |
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*/ |
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u32 file_cbfs_type(const struct cbfs_cachenode *file); |
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/*
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* Read a file from CBFS into RAM |
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/**
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* file_cbfs_read() - Read a file from CBFS into RAM |
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* |
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* @param file A handle to the file to read. |
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* @param buffer Where to read it into memory. |
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* @file: A handle to the file to read. |
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* @buffer: Where to read it into memory. |
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* @maxsize: Maximum number of bytes to read |
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* |
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* @return If positive or zero, the number of characters read. If negative, an |
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* error occurred. |
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* error occurred. |
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*/ |
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long file_cbfs_read(const struct cbfs_cachenode *file, void *buffer, |
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unsigned long maxsize); |
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