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bug #26523: Compiler Warnings

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This commit is contained in:
goldsimon 2010-01-24 14:35:28 +00:00
parent 61e5301d49
commit 9dd6c28523
5 changed files with 100 additions and 63 deletions
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28
src/core/snmp/asn1_enc.c
View File

@ -227,7 +227,7 @@ snmp_asn1_enc_length(struct pbuf *p, u16_t ofs, u16_t length)
if (length < 0x80)
{
*msg_ptr = length;
*msg_ptr = (u8_t)length;
return ERR_OK;
}
else if (length < 0x100)
@ -246,7 +246,7 @@ snmp_asn1_enc_length(struct pbuf *p, u16_t ofs, u16_t length)
/* next octet in same pbuf */
msg_ptr++;
}
*msg_ptr = length;
*msg_ptr = (u8_t)length;
return ERR_OK;
}
else
@ -276,12 +276,12 @@ snmp_asn1_enc_length(struct pbuf *p, u16_t ofs, u16_t length)
if (i == 0)
{
/* least significant length octet */
*msg_ptr = length;
*msg_ptr = (u8_t)length;
}
else
{
/* most significant length octet */
*msg_ptr = length >> 8;
*msg_ptr = (u8_t)(length >> 8);
}
}
return ERR_OK;
@ -305,7 +305,7 @@ snmp_asn1_enc_length(struct pbuf *p, u16_t ofs, u16_t length)
* @see snmp_asn1_enc_u32t_cnt()
*/
err_t
snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, u32_t value)
snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u16_t octets_needed, u32_t value)
{
u16_t plen, base;
u8_t *msg_ptr;
@ -343,7 +343,7 @@ snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, u32_t value)
while (octets_needed > 1)
{
octets_needed--;
*msg_ptr = value >> (octets_needed << 3);
*msg_ptr = (u8_t)(value >> (octets_needed << 3));
ofs += 1;
if (ofs >= plen)
{
@ -360,7 +360,7 @@ snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, u32_t value)
}
}
/* (only) one least significant octet */
*msg_ptr = value;
*msg_ptr = (u8_t)value;
return ERR_OK;
}
p = p->next;
@ -381,7 +381,7 @@ snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, u32_t value)
* @see snmp_asn1_enc_s32t_cnt()
*/
err_t
snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, s32_t value)
snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u16_t octets_needed, s32_t value)
{
u16_t plen, base;
u8_t *msg_ptr;
@ -399,7 +399,7 @@ snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, s32_t value)
while (octets_needed > 1)
{
octets_needed--;
*msg_ptr = value >> (octets_needed << 3);
*msg_ptr = (u8_t)(value >> (octets_needed << 3));
ofs += 1;
if (ofs >= plen)
{
@ -416,7 +416,7 @@ snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, s32_t value)
}
}
/* (only) one least significant octet */
*msg_ptr = value;
*msg_ptr = (u8_t)value;
return ERR_OK;
}
p = p->next;
@ -460,7 +460,7 @@ snmp_asn1_enc_oid(struct pbuf *p, u16_t ofs, u8_t ident_len, s32_t *ident)
else
{
/* calculate prefix */
*msg_ptr = (ident[0] * 40) + ident[1];
*msg_ptr = (u8_t)((ident[0] * 40) + ident[1]);
}
ofs += 1;
if (ofs >= plen)
@ -498,7 +498,7 @@ snmp_asn1_enc_oid(struct pbuf *p, u16_t ofs, u8_t ident_len, s32_t *ident)
{
u8_t code;
code = sub_id >> shift;
code = (u8_t)(sub_id >> shift);
if ((code != 0) || (tail != 0))
{
tail = 1;
@ -559,11 +559,13 @@ snmp_asn1_enc_oid(struct pbuf *p, u16_t ofs, u8_t ident_len, s32_t *ident)
* @return ERR_OK if successfull, ERR_ARG if we can't (or won't) encode
*/
err_t
snmp_asn1_enc_raw(struct pbuf *p, u16_t ofs, u8_t raw_len, u8_t *raw)
snmp_asn1_enc_raw(struct pbuf *p, u16_t ofs, u16_t raw_len, u8_t *raw)
{
u16_t plen, base;
u8_t *msg_ptr;
LWIP_ASSERT("raw_len <= 0xffff", raw_len <= 0xffff);
plen = 0;
while (p != NULL)
{

104
src/core/snmp/mib2.c
View File

@ -898,11 +898,11 @@ static u32_t snmpinpkts = 0,
* @param src points to source
* @param n number of octets to copy.
*/
void ocstrncpy(u8_t *dst, u8_t *src, u8_t n)
static void ocstrncpy(u8_t *dst, u8_t *src, u16_t n)
{
while (n > 0)
{
n--;
u16_t i = n;
while (i > 0) {
i--;
*dst++ = *src++;
}
}
@ -916,9 +916,9 @@ void ocstrncpy(u8_t *dst, u8_t *src, u8_t n)
*/
void objectidncpy(s32_t *dst, s32_t *src, u8_t n)
{
while(n > 0)
{
n--;
u8_t i = n;
while(i > 0) {
i--;
*dst++ = *src++;
}
}
@ -2129,7 +2129,8 @@ system_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def system.%"U16_F".0\n",(u16_t)id));
switch (id)
{
@ -2201,7 +2202,8 @@ system_get_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* sysDescr */
@ -2240,7 +2242,8 @@ system_set_test(struct obj_def *od, u16_t len, void *value)
LWIP_UNUSED_ARG(value);
set_ok = 0;
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 4: /* sysContact */
@ -2273,20 +2276,22 @@ system_set_value(struct obj_def *od, u16_t len, void *value)
{
u8_t id;
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid len", len <= 0xff);
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 4: /* sysContact */
ocstrncpy(syscontact_ptr,value,len);
*syscontact_len_ptr = len;
*syscontact_len_ptr = (u8_t)len;
break;
case 5: /* sysName */
ocstrncpy(sysname_ptr,value,len);
*sysname_len_ptr = len;
*sysname_len_ptr = (u8_t)len;
break;
case 6: /* sysLocation */
ocstrncpy(syslocation_ptr,value,len);
*syslocation_len_ptr = len;
*syslocation_len_ptr = (u8_t)len;
break;
};
}
@ -2360,7 +2365,8 @@ ifentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ifentry.%"U16_F"\n",(u16_t)id));
switch (id)
{
@ -2461,7 +2467,8 @@ ifentry_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* ifIndex */
@ -2734,7 +2741,8 @@ atentry_get_value(struct obj_def *od, u16_t len, void *value)
#if LWIP_ARP /** @todo implement a netif_find_addr */
if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
{
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* atIfIndex */
@ -2775,7 +2783,8 @@ ip_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ip.%"U16_F".0\n",(u16_t)id));
switch (id)
{
@ -2833,7 +2842,8 @@ ip_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipForwarding */
@ -2988,7 +2998,8 @@ ip_set_test(struct obj_def *od, u16_t len, void *value)
LWIP_UNUSED_ARG(len);
set_ok = 0;
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipForwarding */
@ -3027,7 +3038,8 @@ ip_addrentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
switch (id)
{
case 1: /* ipAdEntAddr */
@ -3078,7 +3090,8 @@ ip_addrentry_get_value(struct obj_def *od, u16_t len, void *value)
if (netif != NULL)
{
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipAdEntAddr */
@ -3148,7 +3161,8 @@ ip_rteentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
switch (id)
{
case 1: /* ipRouteDest */
@ -3227,7 +3241,8 @@ ip_rteentry_get_value(struct obj_def *od, u16_t len, void *value)
}
if (netif != NULL)
{
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
switch (id)
{
case 1: /* ipRouteDest */
@ -3363,7 +3378,8 @@ ip_ntomentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
switch (id)
{
case 1: /* ipNetToMediaIfIndex */
@ -3419,7 +3435,8 @@ ip_ntomentry_get_value(struct obj_def *od, u16_t len, void *value)
#if LWIP_ARP /** @todo implement a netif_find_addr */
if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
{
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* ipNetToMediaIfIndex */
@ -3485,7 +3502,8 @@ icmp_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* icmpInMsgs */
@ -3584,7 +3602,8 @@ tcp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def tcp.%"U16_F".0\n",(u16_t)id));
switch (id)
@ -3639,7 +3658,8 @@ tcp_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* tcpRtoAlgorithm, vanj(4) */
@ -3807,7 +3827,8 @@ udp_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* udpInDatagrams */
@ -3875,7 +3896,8 @@ udpentry_get_value(struct obj_def *od, u16_t len, void *value)
LWIP_UNUSED_ARG(len);
snmp_oidtoip(&od->id_inst_ptr[1], &ip);
ip.addr = htonl(ip.addr);
port = od->id_inst_ptr[5];
LWIP_ASSERT("invalid port", (od->id_inst_ptr[5] >= 0) && (od->id_inst_ptr[5] <= 0xffff));
port = (u16_t)od->id_inst_ptr[5];
pcb = udp_pcbs;
while ((pcb != NULL) &&
@ -3887,7 +3909,8 @@ udpentry_get_value(struct obj_def *od, u16_t len, void *value)
if (pcb != NULL)
{
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* udpLocalAddress */
@ -3919,7 +3942,8 @@ snmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
od->id_inst_len = ident_len;
od->id_inst_ptr = ident;
id = ident[0];
LWIP_ASSERT("invalid id", (ident[0] >= 0) && (ident[0] <= 0xff));
id = (u8_t)ident[0];
switch (id)
{
case 1: /* snmpInPkts */
@ -3980,7 +4004,8 @@ snmp_get_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
switch (id)
{
case 1: /* snmpInPkts */
@ -4084,7 +4109,8 @@ snmp_set_test(struct obj_def *od, u16_t len, void *value)
LWIP_UNUSED_ARG(len);
set_ok = 0;
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
if (id == 30)
{
/* snmpEnableAuthenTraps */
@ -4116,12 +4142,14 @@ snmp_set_value(struct obj_def *od, u16_t len, void *value)
u8_t id;
LWIP_UNUSED_ARG(len);
id = od->id_inst_ptr[0];
LWIP_ASSERT("invalid id", (od->id_inst_ptr[0] >= 0) && (od->id_inst_ptr[0] <= 0xff));
id = (u8_t)od->id_inst_ptr[0];
if (id == 30)
{
/* snmpEnableAuthenTraps */
s32_t *sint_ptr = value;
*snmpenableauthentraps_ptr = *sint_ptr;
/* @todo @fixme: which kind of pointer is 'value'? s32_t or u8_t??? */
u8_t *ptr = value;
*snmpenableauthentraps_ptr = *ptr;
}
}

8
src/core/snmp/mib_structs.c
View File

@ -95,7 +95,7 @@ void
snmp_ifindextonetif(s32_t ifindex, struct netif **netif)
{
struct netif *nif = netif_list;
u16_t i, ifidx;
s32_t i, ifidx;
ifidx = ifindex - 1;
i = 0;
@ -754,7 +754,8 @@ snmp_expand_tree(struct mib_node *node, u8_t ident_len, s32_t *ident, struct snm
LWIP_DEBUGF(SNMP_MIB_DEBUG,("non-leaf node\n"));
/* non-leaf, store right child ptr and id */
j = i + 1;
LWIP_ASSERT("i < 0xff", i < 0xff);
j = (u8_t)i + 1;
while ((j < an->maxlength) && (empty_table(an->nptr[j])))
{
j++;
@ -996,7 +997,8 @@ snmp_expand_tree(struct mib_node *node, u8_t ident_len, s32_t *ident, struct snm
LWIP_DEBUGF(SNMP_MIB_DEBUG,("non-leaf node\n"));
/* non-leaf, store right child ptr and id */
j = i + 1;
LWIP_ASSERT("i < 0xff", i < 0xff);
j = (u8_t)i + 1;
if (j < len)
{
/* right node is the current external node */

17
src/core/snmp/msg_in.c
View File

@ -186,7 +186,8 @@ snmp_msg_get_event(u8_t request_id, struct snmp_msg_pstat *msg_ps)
msg_ps->vb_ptr->ident_len = 0;
vb->value_type = msg_ps->ext_object_def.asn_type;
vb->value_len = msg_ps->ext_object_def.v_len;
LWIP_ASSERT("invalid length", msg_ps->ext_object_def.v_len <= 0xff);
vb->value_len = (u8_t)msg_ps->ext_object_def.v_len;
if (vb->value_len > 0)
{
vb->value = mem_malloc(vb->value_len);
@ -298,7 +299,8 @@ snmp_msg_get_event(u8_t request_id, struct snmp_msg_pstat *msg_ps)
msg_ps->vb_ptr->ident_len = 0;
vb->value_type = object_def.asn_type;
vb->value_len = object_def.v_len;
LWIP_ASSERT("invalid length", object_def.v_len <= 0xff);
vb->value_len = (u8_t)object_def.v_len;
if (vb->value_len > 0)
{
vb->value = mem_malloc(vb->value_len);
@ -394,9 +396,10 @@ snmp_msg_getnext_event(u8_t request_id, struct snmp_msg_pstat *msg_ps)
/* get_value() answer */
en = msg_ps->ext_mib_node;
LWIP_ASSERT("invalid length", msg_ps->ext_object_def.v_len <= 0xff);
vb = snmp_varbind_alloc(&msg_ps->ext_oid,
msg_ps->ext_object_def.asn_type,
msg_ps->ext_object_def.v_len);
(u8_t)msg_ps->ext_object_def.v_len);
if (vb != NULL)
{
en->get_value_a(request_id, &msg_ps->ext_object_def, vb->value_len, vb->value);
@ -468,7 +471,8 @@ snmp_msg_getnext_event(u8_t request_id, struct snmp_msg_pstat *msg_ps)
msg_ps->state = SNMP_MSG_INTERNAL_GET_OBJDEF;
mn->get_object_def(1, &oid.id[oid.len - 1], &object_def);
vb = snmp_varbind_alloc(&oid, object_def.asn_type, object_def.v_len);
LWIP_ASSERT("invalid length", object_def.v_len <= 0xff);
vb = snmp_varbind_alloc(&oid, object_def.asn_type, (u8_t)object_def.v_len);
if (vb != NULL)
{
msg_ps->state = SNMP_MSG_INTERNAL_GET_VALUE;
@ -978,7 +982,7 @@ snmp_pdu_header_check(struct pbuf *p, u16_t ofs, u16_t pdu_len, u16_t *ofs_ret,
/* add zero terminator */
len = ((len < (SNMP_COMMUNITY_STR_LEN))?(len):(SNMP_COMMUNITY_STR_LEN));
m_stat->community[len] = 0;
m_stat->com_strlen = len;
m_stat->com_strlen = (u8_t)len;
if (strncmp(snmp_publiccommunity, (const char*)m_stat->community, SNMP_COMMUNITY_STR_LEN) != 0)
{
/** @todo: move this if we need to check more names */
@ -1223,7 +1227,8 @@ snmp_pdu_dec_varbindlist(struct pbuf *p, u16_t ofs, u16_t *ofs_ret, struct snmp_
break;
case (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR):
case (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_OPAQUE):
vb = snmp_varbind_alloc(&oid, type, len);
LWIP_ASSERT("invalid length", len <= 0xff);
vb = snmp_varbind_alloc(&oid, type, (u8_t)len);
if (vb != NULL)
{
derr = snmp_asn1_dec_raw(p, ofs + 1 + len_octets, len, vb->value_len, vb->value);

6
src/include/lwip/snmp_asn1.h
View File

@ -87,10 +87,10 @@ void snmp_asn1_enc_s32t_cnt(s32_t value, u16_t *octets_needed);
void snmp_asn1_enc_oid_cnt(u8_t ident_len, s32_t *ident, u16_t *octets_needed);
err_t snmp_asn1_enc_type(struct pbuf *p, u16_t ofs, u8_t type);
err_t snmp_asn1_enc_length(struct pbuf *p, u16_t ofs, u16_t length);
err_t snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, u32_t value);
err_t snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u8_t octets_needed, s32_t value);
err_t snmp_asn1_enc_u32t(struct pbuf *p, u16_t ofs, u16_t octets_needed, u32_t value);
err_t snmp_asn1_enc_s32t(struct pbuf *p, u16_t ofs, u16_t octets_needed, s32_t value);
err_t snmp_asn1_enc_oid(struct pbuf *p, u16_t ofs, u8_t ident_len, s32_t *ident);
err_t snmp_asn1_enc_raw(struct pbuf *p, u16_t ofs, u8_t raw_len, u8_t *raw);
err_t snmp_asn1_enc_raw(struct pbuf *p, u16_t ofs, u16_t raw_len, u8_t *raw);
#ifdef __cplusplus
}