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libwally: fix hmac_sha256 name clash.

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This is a workaround; eventually libwally will be a nice shared library that
we won't have to bundle, and clashing with internal symbols won't be
a problem.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2017-02-21 15:15:28 +10:30
parent 1271ac8899
commit 9624a1a10e
3 changed files with 4 additions and 3 deletions
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1
libwally-core/1README Normal file
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@@ -0,0 +1 @@
Stolen from 3b025127cbf11912f8b95e7ff3c905d74e8433ce, with hmac_256 -> hmac_256_internal to avoid name clash

2
libwally-core/src/hmac.c
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@@ -8,7 +8,7 @@
#define SHA_T sha256
#define SHA_CTX_MEMBER u32
#define SHA_PRE(name) sha256 ## name
#define HMAC_FUNCTION hmac_sha256
#define HMAC_FUNCTION hmac_sha256_internal
#define WALLY_HMAC_FUNCTION wally_hmac_sha256
#include "hmac.inl"

4
libwally-core/src/hmac.h
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@@ -5,7 +5,7 @@ struct sha256;
struct sha512;
/**
* hmac_sha256 - Compute an HMAC using SHA-256
* hmac_sha256_internal - Compute an HMAC using SHA-256
*
* @sha: Destination for the resulting HMAC.
* @key: The key for the hash
@@ -13,7 +13,7 @@ struct sha512;
* @msg: The message to hash
* @msg_len: The length of @msg in bytes.
*/
void hmac_sha256(struct sha256 *sha,
void hmac_sha256_internal(struct sha256 *sha,
const unsigned char *key, size_t key_len,
const unsigned char *msg, size_t msg_len);