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Automatically turn on LMS / XMSS full hash #9946

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Merged
dgarske merged 3 commits into from
Mar 20, 2026
Merged

Automatically turn on LMS / XMSS full hash #9946

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4bd0658
Automatically turn on LMS / XMSS full hash
LinuxJedi Mar 10, 2026
dca9951
Fixup code comments in XMSS and LMS
LinuxJedi Mar 20, 2026
4cdb979
Remove unneeded entries from known macro extras
LinuxJedi Mar 20, 2026
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6 changes: 6 additions & 0 deletions wolfssl/wolfcrypt/wc_lms.h
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,12 @@
#include <wolfssl/wolfcrypt/lms.h>
#include <wolfssl/wolfcrypt/sha256.h>

/* When hash struct internals are not accessible (hardware SHA acceleration),
* fall back to full hash API calls. */
#if defined(WOLFSSL_NO_HASH_RAW) && !defined(WC_LMS_FULL_HASH)
#define WC_LMS_FULL_HASH
#endif
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#ifdef WOLFSSL_LMS_MAX_LEVELS
/* Maximum number of levels of trees supported by implementation. */
#define LMS_MAX_LEVELS WOLFSSL_LMS_MAX_LEVELS
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6 changes: 6 additions & 0 deletions wolfssl/wolfcrypt/wc_xmss.h
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Expand Up @@ -34,6 +34,12 @@
#include <wolfssl/wolfcrypt/sha512.h>
#include <wolfssl/wolfcrypt/sha3.h>

/* When hash struct internals are not accessible (hardware SHA acceleration),
* fall back to full hash API calls. */
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#if defined(WOLFSSL_NO_HASH_RAW) && !defined(WC_XMSS_FULL_HASH)
#define WC_XMSS_FULL_HASH
#endif
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#if !defined(WOLFSSL_WC_XMSS)
#error "This code is incompatible with external implementation of XMSS."
#endif
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