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Update login functions to use asprint to build the key=value pairs

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instead of calling iscsi_pdu_add_data twice, once for key= and once for value
This commit is contained in:
Ronnie Sahlberg
2011-01-01 10:07:24 +11:00
parent a3328a85ef
commit e004161c1f
1 changed files with 24 additions and 38 deletions
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62
lib/login.c
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@@ -30,59 +30,52 @@
static int
iscsi_login_add_initiatorname(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
char *str;
/* We only send InitiatorName during opneg or the first leg of secneg */
if (iscsi->current_phase != ISCSI_PDU_LOGIN_CSG_OPNEG
&& iscsi->secneg_phase != ISCSI_LOGIN_SECNEG_PHASE_OFFER_CHAP) {
return 0;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)"InitiatorName=",
14) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed for InitiatorName.");
return -1;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)iscsi->initiator_name,
strlen(iscsi->initiator_name) +1) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed for InitiatorName.");
asprintf(&str, "InitiatorName=%s", iscsi->initiator_name);
if (iscsi_pdu_add_data(iscsi, pdu, (unsigned char *)str, strlen(str)+1)
!= 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data failed.");
free(str);
return -1;
}
free(str);
return 0;
}
static int
iscsi_login_add_alias(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
char *str;
/* We only send InitiatorAlias during opneg or the first leg of secneg */
if (iscsi->current_phase != ISCSI_PDU_LOGIN_CSG_OPNEG
&& iscsi->secneg_phase != ISCSI_LOGIN_SECNEG_PHASE_OFFER_CHAP) {
return 0;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)"InitiatorAlias=",
15) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed.");
asprintf(&str, "InitiatorAlias=%s", iscsi->alias);
if (iscsi_pdu_add_data(iscsi, pdu, (unsigned char *)str, strlen(str)+1)
!= 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data failed.");
free(str);
return -1;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)iscsi->alias,
strlen(iscsi->alias) +1) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed.");
return -1;
}
free(str);
return 0;
}
static int
iscsi_login_add_targetname(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
char *str;
/* We only send TargetName during opneg or the first leg of secneg */
if (iscsi->current_phase != ISCSI_PDU_LOGIN_CSG_OPNEG
&& iscsi->secneg_phase != ISCSI_LOGIN_SECNEG_PHASE_OFFER_CHAP) {
@@ -95,21 +88,14 @@ iscsi_login_add_targetname(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
return -1;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)"TargetName=",
11) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed.");
asprintf(&str, "TargetName=%s", iscsi->target_name);
if (iscsi_pdu_add_data(iscsi, pdu, (unsigned char *)str, strlen(str)+1)
!= 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data failed.");
free(str);
return -1;
}
if (iscsi_pdu_add_data(iscsi, pdu,
(unsigned char *)iscsi->target_name,
strlen(iscsi->target_name) +1) != 0) {
iscsi_set_error(iscsi, "Out-of-memory: pdu add data "
"failed.");
return -1;
}
free(str);
return 0;
}