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authorMichael Brown2012-03-18 17:45:04 +0100
committerMichael Brown2012-03-18 18:05:37 +0100
commit196f0bb081db462bc0f9a9462f47c9639101204b (patch)
tree05e772f3202b4c0f326491c90af0cb5dbf7eb147 /src/include
parent[crypto] Remove obsolete AXTLS RSA algorithm (diff)
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[rng] Allow entropy_enable() to return an error
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/include')
-rw-r--r--src/include/ipxe/entropy.h3
-rw-r--r--src/include/ipxe/null_entropy.h3
2 files changed, 4 insertions, 2 deletions
diff --git a/src/include/ipxe/entropy.h b/src/include/ipxe/entropy.h
index 02dde2f1d..50ba4fc63 100644
--- a/src/include/ipxe/entropy.h
+++ b/src/include/ipxe/entropy.h
@@ -61,8 +61,9 @@ typedef uint8_t entropy_sample_t;
/**
* Enable entropy gathering
*
+ * @ret rc Return status code
*/
-void entropy_enable ( void );
+int entropy_enable ( void );
/**
* Disable entropy gathering
diff --git a/src/include/ipxe/null_entropy.h b/src/include/ipxe/null_entropy.h
index 0bfec802d..646d1a17e 100644
--- a/src/include/ipxe/null_entropy.h
+++ b/src/include/ipxe/null_entropy.h
@@ -19,9 +19,10 @@ FILE_LICENCE ( GPL2_OR_LATER );
#define ENTROPY_PREFIX_null __null_
#endif
-static inline __always_inline void
+static inline __always_inline int
ENTROPY_INLINE ( null, entropy_enable ) ( void ) {
/* Do nothing */
+ return 0;
}
static inline __always_inline void