mirror of https://github.com/hak5/openwrt.git
110 lines
3.3 KiB
Diff
110 lines
3.3 KiB
Diff
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--- a/pppd/plugins/rp-pppoe/common.c
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+++ b/pppd/plugins/rp-pppoe/common.c
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@@ -75,7 +75,9 @@ parsePacket(PPPoEPacket *packet, ParseFu
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error("Invalid PPPoE tag length (%u)", tagLen);
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return -1;
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}
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- func(tagType, tagLen, curTag+TAG_HDR_SIZE, extra);
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+ if (func(tagType, tagLen, curTag+TAG_HDR_SIZE, extra)) {
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+ return -1;
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+ }
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curTag = curTag + TAG_HDR_SIZE + tagLen;
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}
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return 0;
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--- a/pppd/plugins/rp-pppoe/discovery.c
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+++ b/pppd/plugins/rp-pppoe/discovery.c
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@@ -48,7 +48,7 @@ static char const RCSID[] =
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*%DESCRIPTION:
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* If a HostUnique tag is found which matches our PID, sets *extra to 1.
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***********************************************************************/
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-void
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+int
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parseForHostUniq(UINT16_t type, UINT16_t len, unsigned char *data,
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void *extra)
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{
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@@ -60,6 +60,7 @@ parseForHostUniq(UINT16_t type, UINT16_t
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*val = 1;
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}
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}
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+ return 0;
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}
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/**********************************************************************
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@@ -102,7 +103,7 @@ packetIsForMe(PPPoEConnection *conn, PPP
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*%DESCRIPTION:
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* Picks interesting tags out of a PADO packet
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***********************************************************************/
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-void
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+int
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parsePADOTags(UINT16_t type, UINT16_t len, unsigned char *data,
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void *extra)
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{
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@@ -181,6 +182,7 @@ parsePADOTags(UINT16_t type, UINT16_t le
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}
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break;
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}
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+ return 0;
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}
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/**********************************************************************
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@@ -195,7 +197,7 @@ parsePADOTags(UINT16_t type, UINT16_t le
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*%DESCRIPTION:
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* Picks interesting tags out of a PADS packet
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***********************************************************************/
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-void
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+int
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parsePADSTags(UINT16_t type, UINT16_t len, unsigned char *data,
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void *extra)
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{
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@@ -205,17 +207,21 @@ parsePADSTags(UINT16_t type, UINT16_t le
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dbglog("PADS: Service-Name: '%.*s'", (int) len, data);
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break;
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case TAG_SERVICE_NAME_ERROR:
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- fatal("PADS: Service-Name-Error: %.*s", (int) len, data);
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+ error("PADS: Service-Name-Error: %.*s", (int) len, data);
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+ return -1;
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case TAG_AC_SYSTEM_ERROR:
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- fatal("PADS: System-Error: %.*s", (int) len, data);
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+ error("PADS: System-Error: %.*s", (int) len, data);
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+ return -1;
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case TAG_GENERIC_ERROR:
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- fatal("PADS: Generic-Error: %.*s", (int) len, data);
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+ error("PADS: Generic-Error: %.*s", (int) len, data);
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+ return -1;
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case TAG_RELAY_SESSION_ID:
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conn->relayId.type = htons(type);
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conn->relayId.length = htons(len);
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memcpy(conn->relayId.payload, data, len);
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break;
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}
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+ return 0;
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}
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/***********************************************************************
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@@ -532,9 +538,11 @@ waitForPADS(PPPoEConnection *conn, int t
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/* Is it PADS? */
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if (packet.code == CODE_PADS) {
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/* Parse for goodies */
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- parsePacket(&packet, parsePADSTags, conn);
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- conn->discoveryState = STATE_SESSION;
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- break;
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+ if (!parsePacket(&packet, parsePADSTags, conn))
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+ {
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+ conn->discoveryState = STATE_SESSION;
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+ break;
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+ }
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}
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} while (conn->discoveryState != STATE_SESSION);
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--- a/pppd/plugins/rp-pppoe/pppoe.h
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+++ b/pppd/plugins/rp-pppoe/pppoe.h
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@@ -238,7 +238,7 @@ typedef struct PPPoETagStruct {
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#define READ_CHUNK 4096
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/* Function passed to parsePacket */
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-typedef void ParseFunc(UINT16_t type,
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+typedef int ParseFunc(UINT16_t type,
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UINT16_t len,
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unsigned char *data,
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void *extra);
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