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Add session to callbacks too

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This commit is contained in:
mpc
2004-07-31 02:31:39 +00:00
committed by zzz
parent a6993fa489
commit 7b60d3dab9
2 changed files with 49 additions and 38 deletions
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17
apps/sam/c/inc/sam.h
View File

@@ -109,7 +109,7 @@ extern void sam_naming_lookup(sam_sess_t *session, const char *name);
extern bool sam_read_buffer(sam_sess_t *session);
extern const char *sam_strerror(samerr_t code);
/* SAM controls - callbacks */
extern void (*sam_diedback)();
extern void (*sam_diedback)(sam_sess_t *session);
extern void (*sam_logback)(char *str);
extern void (*sam_namingback)(char *name, sam_pubkey_t pubkey,
samerr_t result);
@@ -121,10 +121,14 @@ extern sam_sid_t sam_stream_connect(sam_sess_t *session,
extern samerr_t sam_stream_send(sam_sess_t *session, sam_sid_t stream_id,
const void *data, size_t size);
/* Stream commands - callbacks */
extern void (*sam_closeback)(sam_sid_t stream_id, samerr_t reason);
extern void (*sam_connectback)(sam_sid_t stream_id, sam_pubkey_t dest);
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);
extern void (*sam_closeback)(const sam_sess_t *session, sam_sid_t stream_id,
samerr_t reason);
extern void (*sam_connectback)(const sam_sess_t *session,
sam_sid_t stream_id, sam_pubkey_t dest);
extern void (*sam_databack)(const sam_sess_t *session, sam_sid_t stream_id,
void *data, size_t size);
extern void (*sam_statusback)(const sam_sess_t *session,
sam_sid_t stream_id, samerr_t result);
/* Stream send queue (experimental) */
extern void sam_sendq_add(sam_sess_t *session, sam_sid_t stream_id,
@@ -137,7 +141,8 @@ extern samerr_t sam_dgram_send(sam_sess_t *session, const sam_pubkey_t dest,
const void *data, size_t size);
/* Datagram commands - callbacks */
extern void (*sam_dgramback)(sam_pubkey_t dest, void *data, size_t size);
extern void (*sam_dgramback)(const sam_sess_t *session, sam_pubkey_t dest,
void *data, size_t size);
#ifdef __cplusplus
}

70
apps/sam/c/src/sam.c
View File

@@ -36,7 +36,7 @@ static void sam_log(const char *format, ...);
static void sam_parse(sam_sess_t *session, char *s);
static ssize_t sam_read1(sam_sess_t *session, char *buf, size_t n);
static ssize_t sam_read2(sam_sess_t *session, void *buf, size_t n);
static bool sam_readable(const sam_sess_t *session);
static bool sam_readable(sam_sess_t *session);
static sam_sendq_t *sam_sendq_create();
static samerr_t sam_session_create(sam_sess_t *session,
const char *destname, sam_conn_t style,
@@ -56,22 +56,27 @@ static ssize_t sam_write(sam_sess_t *session, const void *buf, size_t n);
* Note: if you add a new callback be sure to check for non-NULL in sam_connect
*/
/* a peer closed the connection */
void (*sam_closeback)(sam_sid_t stream_id, samerr_t reason) = NULL;
void (*sam_closeback)(const sam_sess_t *session, sam_sid_t stream_id,
samerr_t reason) = NULL;
/* a peer connected to us */
void (*sam_connectback)(sam_sid_t stream_id, sam_pubkey_t dest) = NULL;
void (*sam_connectback)(const sam_sess_t *session, sam_sid_t stream_id,
sam_pubkey_t dest) = NULL;
/* a peer sent some stream data (`data' MUST be freed) */
void (*sam_databack)(sam_sid_t stream_id, void *data, size_t size) = NULL;
void (*sam_databack)(const sam_sess_t *session, sam_sid_t stream_id, void *data,
size_t size) = NULL;
/* a peer sent some datagram data (`data' MUST be freed) */
void (*sam_dgramback)(sam_pubkey_t dest, void *data, size_t size) = NULL;
void (*sam_dgramback)(const sam_sess_t *session, sam_pubkey_t dest, void *data,
size_t size) = NULL;
/* we lost the connection to the SAM host */
void (*sam_diedback)() = NULL;
void (*sam_diedback)(sam_sess_t *session) = NULL;
/* logging callback */
void (*sam_logback)(char *str) = NULL;
/* naming lookup reply - `pubkey' will be NULL if `result' isn't SAM_OK */
void (*sam_namingback)(char *name, sam_pubkey_t pubkey,
samerr_t result) = NULL;
/* our connection to a peer has completed */
void (*sam_statusback)(sam_sid_t stream_id, samerr_t result) = NULL;
void (*sam_statusback)(const sam_sess_t *session, sam_sid_t stream_id,
samerr_t result) = NULL;
/*
* Closes the connection to the SAM host
@@ -309,7 +314,7 @@ static void sam_parse(sam_sess_t *session, char *s)
if (sam_read2(session, data, size) != -1) {
p = data + size;
*p = '\0'; /* see above NUL note */
sam_dgramback(dest, data, size); /* `data' must be freed */
sam_dgramback(session, dest, data, size); /* `data' must be freed */
} else
free(data);
@@ -382,17 +387,17 @@ static void sam_parse(sam_sess_t *session, char *s)
assert(p != NULL);
p++;
if (strncmp(p, "OK", strlen("OK")) == 0)
sam_closeback(stream_id, SAM_OK);
sam_closeback(session, stream_id, SAM_OK);
else if (strncmp(p, "CANT_REACH_PEER", strlen("CANT_REACH_PEER")) == 0)
sam_closeback(stream_id, SAM_CANT_REACH_PEER);
sam_closeback(session, stream_id, SAM_CANT_REACH_PEER);
else if (strncmp(p, "I2P_ERROR", strlen("I2P_ERROR")) == 0)
sam_closeback(stream_id, SAM_I2P_ERROR);
sam_closeback(session, stream_id, SAM_I2P_ERROR);
else if (strncmp(p, "PEER_NOT_FOUND", strlen("PEER_NOT_FOUND")) == 0)
sam_closeback(stream_id, SAM_PEER_NOT_FOUND);
sam_closeback(session, stream_id, SAM_PEER_NOT_FOUND);
else if (strncmp(p, "TIMEOUT", strlen("TIMEOUT")) == 0)
sam_closeback(stream_id, SAM_TIMEOUT);
sam_closeback(session, stream_id, SAM_TIMEOUT);
else
sam_closeback(stream_id, SAM_UNKNOWN);
sam_closeback(session, stream_id, SAM_UNKNOWN);
return;
@@ -411,7 +416,7 @@ static void sam_parse(sam_sess_t *session, char *s)
p = strstr(s, "N="); /* DESTINATION= */
p += 2;
strlcpy(dest, p, sizeof dest);
sam_connectback(stream_id, dest);
sam_connectback(session, stream_id, dest);
return;
@@ -443,7 +448,8 @@ static void sam_parse(sam_sess_t *session, char *s)
if (sam_read2(session, data, size) != -1) {
p = data + size;
*p = '\0'; /* see above NUL note */
sam_databack(stream_id, data, size); /* `data' must be freed */
sam_databack(session, stream_id, data, size);
/* ^^^ `data' must be freed ^^^*/
} else
free(data);
@@ -464,21 +470,21 @@ static void sam_parse(sam_sess_t *session, char *s)
assert(stream_id != 0);
if (strncmp(s, SAM_STREAM_STATUS_REPLY_OK,
strlen(SAM_STREAM_STATUS_REPLY_OK)) == 0)
sam_statusback(stream_id, SAM_OK);
sam_statusback(session, stream_id, SAM_OK);
else if (strncmp(s, SAM_STREAM_STATUS_REPLY_CRP,
strlen(SAM_STREAM_STATUS_REPLY_CRP)) == 0)
sam_statusback(stream_id, SAM_CANT_REACH_PEER);
sam_statusback(session, stream_id, SAM_CANT_REACH_PEER);
else if (strncmp(s, SAM_STREAM_STATUS_REPLY_I2E,
strlen(SAM_STREAM_STATUS_REPLY_I2E)) == 0)
sam_statusback(stream_id, SAM_I2P_ERROR);
sam_statusback(session, stream_id, SAM_I2P_ERROR);
else if (strncmp(s, SAM_STREAM_STATUS_REPLY_IK,
strlen(SAM_STREAM_STATUS_REPLY_IK)) == 0)
sam_statusback(stream_id, SAM_INVALID_KEY);
sam_statusback(session, stream_id, SAM_INVALID_KEY);
else if (strncmp(s, SAM_STREAM_STATUS_REPLY_TO,
strlen(SAM_STREAM_STATUS_REPLY_TO)) == 0)
sam_statusback(stream_id, SAM_TIMEOUT);
sam_statusback(session, stream_id, SAM_TIMEOUT);
else
sam_statusback(stream_id, SAM_UNKNOWN);
sam_statusback(session, stream_id, SAM_UNKNOWN);
return;
@@ -533,7 +539,7 @@ static ssize_t sam_read1(sam_sess_t *session, char *buf, size_t n)
sam_read1 error return */
if (!session->connected) {
SAMLOGS("Cannot read from SAM because the SAM connection is closed");
sam_diedback();
sam_diedback(session);
return -1;
}
assert(n > 0);
@@ -552,13 +558,13 @@ static ssize_t sam_read1(sam_sess_t *session, char *buf, size_t n)
SAMLOG("recv() failed: %s", strerror(errno));
#endif
sam_close(session);
sam_diedback();
sam_diedback(session);
return -1;
}
} else if (nread == 0) { /* EOF */
SAMLOGS("Connection closed by the SAM host");
sam_close(session);
sam_diedback();
sam_diedback(session);
return -1;
}
assert(nread == 1);
@@ -598,7 +604,7 @@ static ssize_t sam_read2(sam_sess_t *session, void *buf, size_t n)
if (!session->connected) {
SAMLOGS("Cannot read from SAM because the SAM connection is closed");
sam_diedback();
sam_diedback(session);
return -1;
}
assert(n > 0);
@@ -617,13 +623,13 @@ static ssize_t sam_read2(sam_sess_t *session, void *buf, size_t n)
SAMLOG("recv() failed: %s", strerror(errno));
#endif
sam_close(session);
sam_diedback();
sam_diedback(session);
return -1;
}
} else if (nread == 0) { /* EOF */
SAMLOGS("Connection closed by the SAM host");
sam_close(session);
sam_diedback();
sam_diedback(session);
return -1;
}
nleft -= nread;
@@ -641,7 +647,7 @@ static ssize_t sam_read2(sam_sess_t *session, void *buf, size_t n)
*
* Returns: true if data is waiting, false otherwise
*/
static bool sam_readable(const sam_sess_t *session)
static bool sam_readable(sam_sess_t *session)
{
fd_set rset; /* set of readable descriptors */
struct timeval tv;
@@ -649,7 +655,7 @@ static bool sam_readable(const sam_sess_t *session)
if (!session->connected) {
SAMLOGS("Cannot read from SAM because the SAM connection is closed");
sam_diedback();
sam_diedback(session);
return false;
}
/* it seems like there should be a better way to do this (i.e. not select)*/
@@ -1272,7 +1278,7 @@ static ssize_t sam_write(sam_sess_t *session, const void *buf, size_t n)
if (!session->connected) {
SAMLOGS("Cannot write to SAM because the SAM connection is closed");
sam_diedback();
sam_diedback(session);
return -1;
}
#if SAM_WIRETAP
@@ -1300,7 +1306,7 @@ static ssize_t sam_write(sam_sess_t *session, const void *buf, size_t n)
SAMLOG("send() failed: %s", strerror(errno));
#endif
sam_close(session);
sam_diedback();
sam_diedback(session);
return -1;
}
}