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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | /* Rewritten and vastly simplified by Rusty Russell for in-kernel |
| 2 | * module loader: |
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| 3 | * Copyright 2002 Rusty Russell <rusty@rustcorp.com.au> IBM Corporation |
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| 4 | */ |
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| 5 | #ifndef _LINUX_KALLSYMS_H |
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| 6 | #define _LINUX_KALLSYMS_H |
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| 7 | |||
| 8 | #include <linux/config.h> |
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| 9 | |||
| 10 | #ifdef CONFIG_KALLSYMS |
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| 11 | /* Lookup an address. modname is set to NULL if it's in the kernel. */ |
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| 12 | const char *kallsyms_lookup(unsigned long addr, |
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| 13 | unsigned long *symbolsize, |
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| 14 | unsigned long *offset, |
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| 15 | char **modname, char *namebuf); |
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| 16 | |||
| 17 | /* Replace "%s" in format with address, if found */ |
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| 18 | extern void __print_symbol(const char *fmt, unsigned long address); |
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| 19 | |||
| 20 | #else /* !CONFIG_KALLSYMS */ |
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| 21 | |||
| 22 | static inline const char *kallsyms_lookup(unsigned long addr, |
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| 23 | unsigned long *symbolsize, |
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| 24 | unsigned long *offset, |
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| 25 | char **modname, char *namebuf) |
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| 26 | { |
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| 27 | return NULL; |
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| 28 | } |
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| 29 | |||
| 30 | /* Stupid that this does nothing, but I didn't create this mess. */ |
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| 31 | #define __print_symbol(fmt, addr) |
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| 32 | #endif /*CONFIG_KALLSYMS*/ |
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| 33 | |||
| 34 | /* This macro allows us to keep printk typechecking */ |
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| 35 | static void __check_printsym_format(const char *fmt, ...) |
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| 36 | __attribute__((format(printf,1,2))); |
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| 37 | static inline void __check_printsym_format(const char *fmt, ...) |
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| 38 | { |
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| 39 | } |
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| 40 | |||
| 41 | #define print_symbol(fmt, addr) \ |
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| 42 | do { \ |
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| 43 | __check_printsym_format(fmt, ""); \ |
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| 44 | __print_symbol(fmt, addr); \ |
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| 45 | } while(0) |
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| 46 | |||
| 47 | #endif /*_LINUX_KALLSYMS_H*/ |