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Introduce MICRO_SESSION_CACHE, update comments #7220

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Merged
SparkiDev merged 1 commit into from
Feb 7, 2024
Merged

Introduce MICRO_SESSION_CACHE, update comments #7220

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12 changes: 10 additions & 2 deletions src/ssl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6002,10 +6002,15 @@ int AddCA(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int type, int verify)
aren't under heavy load, basically allows 200 new sessions per minute

SMALL_SESSION_CACHE only stores 6 sessions, good for embedded clients
or systems where the default of nearly 3kB is too much RAM, this define
uses less than 500 bytes RAM
or systems where the default of is too much RAM.
SessionCache takes about 2K, ClientCache takes about 3Kbytes

MICRO_SESSION_CACHE only stores 1 session, good for embedded clients
or systems where memory is at a premium.
SessionCache takes about 400 bytes, ClientCache takes 576 bytes

default SESSION_CACHE stores 33 sessions (no XXX_SESSION_CACHE defined)
SessionCache takes about 13K bytes, ClientCache takes 17K bytes
*/
#if defined(TITAN_SESSION_CACHE)
#define SESSIONS_PER_ROW 31
Expand All @@ -6025,6 +6030,9 @@ int AddCA(WOLFSSL_CERT_MANAGER* cm, DerBuffer** pDer, int type, int verify)
#elif defined(SMALL_SESSION_CACHE)
#define SESSIONS_PER_ROW 2
#define SESSION_ROWS 3
#elif defined(MICRO_SESSION_CACHE)
#define SESSIONS_PER_ROW 1
#define SESSION_ROWS 1
#else
#define SESSIONS_PER_ROW 3
#define SESSION_ROWS 11
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