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Improve sendq to always send big packets for better network performance

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This commit is contained in:
mpc
2004-07-28 04:48:35 +00:00
committed by zzz
parent 5eaec4c841
commit a1ff325b7b
2 changed files with 81 additions and 46 deletions
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41
apps/sam/c/inc/sam.h
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@@ -34,18 +34,28 @@
extern "C" {
#endif
#include <stdbool.h>
#include <stdint.h>
/*
* Lengths
*/
#define SAM_CMD_LEN 128 /* the maximum length a SAM command can be */
#define SAM_DGRAM_PAYLOAD_MAX ((31 * 1024) - 30) /* max size of a single datagram packet (-30 temporary bug fix for SAM) */
#define SAM_ERRMSG_LEN 23 /* the longest message returned from sam_strerror */
#define SAM_LOGMSG_LEN 256 /* the longest log message */
#define SAM_NAME_LEN 256 /* the longest `name' arg for naming lookup callback*/
#define SAM_STREAM_PAYLOAD_MAX 32768 /* max size of a single stream packet */
#define SAM_PKCMD_LEN (SAM_PUBKEY_LEN + SAM_CMD_LEN)/*a public key SAM command*/
#define SAM_PUBKEY_LEN 517 /* it's actually 516, but +1 for '\0' */
#define SAM_REPLY_LEN 1024 /* the maximum length a SAM non-data reply can be */
/* The maximum length a SAM command can be */
#define SAM_CMD_LEN 128
/*The maximum size of a single datagram packet (-30 temporary bug fix for SAM)*/
#define SAM_DGRAM_PAYLOAD_MAX ((31 * 1024) - 30)
/* The longest log message */
#define SAM_LOGMSG_LEN 256
/* The longest `name' arg for the naming lookup callback */
#define SAM_NAME_LEN 256
/* The max size of a single stream packet */
#define SAM_STREAM_PAYLOAD_MAX (32 * 1024)
/* The length of a base 64 public key - it's actually 516, but +1 for '\0' */
#define SAM_PUBKEY_LEN 517
/* A public key SAM command's length */
#define SAM_PKCMD_LEN (SAM_PUBKEY_LEN + SAM_CMD_LEN)
/* The maximum length a SAM non-data reply can be */
#define SAM_REPLY_LEN 1024
/*
* Shorten some standard variable types
@@ -81,14 +91,14 @@ typedef enum { /* see sam_strerror() for detailed descriptions of these */
*/
/* SAM controls */
extern bool sam_close(void);
extern bool sam_close();
extern samerr_t sam_connect(const char *samhost, uint16_t samport,
const char *destname, sam_conn_t style, uint_t tunneldepth);
extern void sam_naming_lookup(const char *name);
extern bool sam_read_buffer(void);
extern bool sam_read_buffer();
extern const char *sam_strerror(samerr_t code);
/* SAM controls - callbacks */
extern void (*sam_diedback)(void);
extern void (*sam_diedback)();
extern void (*sam_logback)(char *str);
extern void (*sam_namingback)(char *name, sam_pubkey_t pubkey,
samerr_t result);
@@ -105,10 +115,9 @@ extern void (*sam_databack)(sam_sid_t stream_id, void *data, size_t size);
extern void (*sam_statusback)(sam_sid_t stream_id, samerr_t result);
/* Stream send queue */
extern samerr_t sam_sendq_add(sam_sendq_t *sendq, const void *data,
size_t dsize);
extern sam_sendq_t *sam_sendq_create(void);
extern void sam_sendq_send(sam_sendq_t *sendq, sam_sid_t stream_id);
extern void sam_sendq_add(sam_sid_t stream_id, sam_sendq_t **sendq,
const void *data, size_t dsize);
extern void sam_sendq_flush(sam_sid_t stream_id, sam_sendq_t **sendq);
/* Datagram commands */
extern samerr_t sam_dgram_send(const sam_pubkey_t dest, const void *data,