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wellsi |
1.1 |
diff -ru diald-1.0.orig/proxy_slip.c diald-1.0/proxy_slip.c |
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--- diald-1.0.orig/proxy_slip.c 2001-06-16 15:51:39.000000000 -0400 |
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+++ diald-1.0/proxy_slip.c 2005-10-04 10:39:41.951883000 -0400 |
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@@ -51,7 +51,11 @@ |
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proxy_slip_send(proxy_t *proxy, |
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unsigned short wprot, unsigned char *p, size_t len) |
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{ |
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- /* send an initial END character to flush out any data that may |
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+ /* ignore the wprot param. |
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+ * As this is a SLIP link then ETH_P_IP is implied and will be prepended at |
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+ * remote end. |
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+ * |
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+ * send an initial END character to flush out any data that may |
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* have accumulated in the receiver due to line noise |
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*/ |
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putc(END,proxy_mfp); |
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@@ -91,7 +95,10 @@ |
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*/ |
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putc(END,proxy_mfp); |
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- return 0; |
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+ /* Ensure the packet goes now. |
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+ * Return EOF if failed, 0 otherwise. |
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+ */ |
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+ return fflush(proxy_mfp); |
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} |
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@@ -108,6 +115,10 @@ |
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int c; |
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int received = 0; |
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+ /* Insert the protocol at the beginning of the buffer. |
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+ * If real data is received, the buffer length is adjusted just before |
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+ * returning |
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+ */ |
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*(unsigned short *)p = htons(ETH_P_IP); |
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p += sizeof(unsigned short); |
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len -= sizeof(unsigned short); |
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@@ -138,7 +149,7 @@ |
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* turn sent to try to detect line noise. |
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*/ |
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if(received) |
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- return received; |
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+ return received + sizeof(unsigned short); |
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else |
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break; |
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