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Add IAX provisioning support to Asterisk

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3382 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2004-07-07 09:34:01 +00:00
parent a7d2842beb
commit 155d84a979
7 changed files with 866 additions and 7 deletions
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112
channels/iax2-parser.c
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@@ -23,6 +23,7 @@
#include <stdio.h>
#include "iax2.h"
#include "iax2-parser.h"
#include "iax2-provision.h"
static int frames = 0;
@@ -82,11 +83,40 @@ static void dump_short(char *output, int maxlen, void *value, int len)
static void dump_byte(char *output, int maxlen, void *value, int len)
{
if (len == (int)sizeof(unsigned char))
snprintf(output, maxlen, "%d", ntohs(*((unsigned char *)value)));
snprintf(output, maxlen, "%d", *((unsigned char *)value));
else
snprintf(output, maxlen, "Invalid BYTE");
}
static void dump_ipaddr(char *output, int maxlen, void *value, int len)
{
struct sockaddr_in sin;
char iabuf[INET_ADDRSTRLEN];
if (len == (int)sizeof(unsigned int)) {
memcpy(&sin.sin_addr, value, len);
ast_inet_ntoa(iabuf, sizeof(iabuf), sin.sin_addr);
snprintf(output, maxlen, "%s", iabuf);
} else
snprintf(output, maxlen, "Invalid IPADDR");
}
static void dump_prov_flags(char *output, int maxlen, void *value, int len)
{
char buf[256] = "";
if (len == (int)sizeof(unsigned int))
snprintf(output, maxlen, "%lu (%s)", (unsigned long)ntohl(*((unsigned int *)value)),
iax_provflags2str(buf, sizeof(buf), ntohl(*((unsigned int *)value))));
else
snprintf(output, maxlen, "Invalid INT");
}
static void dump_prov_ies(char *output, int maxlen, unsigned char *iedata, int len);
static void dump_prov(char *output, int maxlen, void *value, int len)
{
dump_prov_ies(output, maxlen, value, len);
}
static struct iax2_ie {
int ie;
char *name;
@@ -119,7 +149,7 @@ static struct iax2_ie {
{ IAX_IE_AUTOANSWER, "AUTO ANSWER REQ" },
{ IAX_IE_TRANSFERID, "TRANSFER ID", dump_int },
{ IAX_IE_RDNIS, "REFERRING DNIS", dump_string },
{ IAX_IE_PROVISIONING, "PROVISIONING" },
{ IAX_IE_PROVISIONING, "PROVISIONING", dump_prov },
{ IAX_IE_AESPROVISIONING, "AES PROVISIONG" },
{ IAX_IE_DATETIME, "DATE TIME", dump_int },
{ IAX_IE_DEVICETYPE, "DEVICE TYPE", dump_string },
@@ -130,6 +160,26 @@ static struct iax2_ie {
{ IAX_IE_PROVVER, "PROVISIONG VER", dump_int },
};
static struct iax2_ie prov_ies[] = {
{ PROV_IE_USEDHCP, "USEDHCP" },
{ PROV_IE_IPADDR, "IPADDR", dump_ipaddr },
{ PROV_IE_SUBNET, "SUBNET", dump_ipaddr },
{ PROV_IE_GATEWAY, "GATEWAY", dump_ipaddr },
{ PROV_IE_PORTNO, "BINDPORT", dump_short },
{ PROV_IE_SERVERUSER, "USERNAME", dump_string },
{ PROV_IE_SERVERPASS, "PASSWORD", dump_string },
{ PROV_IE_LANG, "LANGUAGE", dump_string },
{ PROV_IE_TOS, "TYPEOFSERVICE", dump_byte },
{ PROV_IE_FLAGS, "FLAGS", dump_prov_flags },
{ PROV_IE_FORMAT, "FORMAT", dump_int },
{ PROV_IE_AESKEY, "AESKEY" },
{ PROV_IE_SERVERIP, "SERVERIP", dump_ipaddr },
{ PROV_IE_SERVERPORT, "SERVERPORT", dump_short },
{ PROV_IE_NEWAESKEY, "NEWAESKEY" },
{ PROV_IE_PROVVER, "PROV VERSION", dump_int },
{ PROV_IE_ALTSERVER, "ALTSERVERIP", dump_ipaddr },
};
const char *iax_ie2str(int ie)
{
int x;
@@ -140,7 +190,8 @@ const char *iax_ie2str(int ie)
return "Unknown IE";
}
static void dump_ies(unsigned char *iedata, int len)
static void dump_prov_ies(char *output, int maxlen, unsigned char *iedata, int len)
{
int ielen;
int ie;
@@ -148,6 +199,57 @@ static void dump_ies(unsigned char *iedata, int len)
int found;
char interp[80];
char tmp[256];
if (len < 2)
return;
strcpy(output, "\n");
maxlen -= strlen(output); output += strlen(output);
while(len > 2) {
ie = iedata[0];
ielen = iedata[1];
if (ielen + 2> len) {
snprintf(tmp, (int)sizeof(tmp), "Total Prov IE length of %d bytes exceeds remaining prov frame length of %d bytes\n", ielen + 2, len);
strncpy(output, tmp, maxlen - 1);
maxlen -= strlen(output); output += strlen(output);
return;
}
found = 0;
for (x=0;x<(int)sizeof(prov_ies) / (int)sizeof(prov_ies[0]); x++) {
if (prov_ies[x].ie == ie) {
if (prov_ies[x].dump) {
prov_ies[x].dump(interp, (int)sizeof(interp), iedata + 2, ielen);
snprintf(tmp, (int)sizeof(tmp), " %-15.15s : %s\n", prov_ies[x].name, interp);
strncpy(output, tmp, maxlen - 1);
maxlen -= strlen(output); output += strlen(output);
} else {
if (ielen)
snprintf(interp, (int)sizeof(interp), "%d bytes", ielen);
else
strcpy(interp, "Present");
snprintf(tmp, (int)sizeof(tmp), " %-15.15s : %s\n", prov_ies[x].name, interp);
strncpy(output, tmp, maxlen - 1);
maxlen -= strlen(output); output += strlen(output);
}
found++;
}
}
if (!found) {
snprintf(tmp, (int)sizeof(tmp), " Unknown Prov IE %03d : Present\n", ie);
strncpy(output, tmp, maxlen - 1);
maxlen -= strlen(output); output += strlen(output);
}
iedata += (2 + ielen);
len -= (2 + ielen);
}
}
static void dump_ies(unsigned char *iedata, int len)
{
int ielen;
int ie;
int x;
int found;
char interp[1024];
char tmp[1024];
if (len < 2)
return;
while(len > 2) {
@@ -551,8 +653,10 @@ int iax_parse_ies(struct iax_ies *ies, unsigned char *data, int datalen)
if (len != (int)sizeof(unsigned int)) {
snprintf(tmp, (int)sizeof(tmp), "Expected provisioning version to be %d bytes long but was %d\n", (int)sizeof(unsigned int), len);
errorf(tmp);
} else
} else {
ies->provverpres = 1;
ies->provver = ntohl(*((unsigned int *)(data + 2)));
}
break;
default:
snprintf(tmp, (int)sizeof(tmp), "Ignoring unknown information element '%s' (%d) of length %d\n", iax_ie2str(ie), ie, len);