69 lines
1.4 KiB
Text
69 lines
1.4 KiB
Text
$NetBSD: patch-aq,v 1.2 2004/11/07 08:55:04 tron Exp $
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--- httpget.c.orig 2004-11-07 09:47:28.000000000 +0100
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+++ httpget.c 2004-11-07 09:49:34.000000000 +0100
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@@ -55,11 +55,10 @@
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#endif
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int pos = 0;
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- while(1) {
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+ while(pos < (maxlen - 1)) {
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if( read(fileno(f),string+pos,1) == 1) {
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pos++;
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if(string[pos-1] == '\n') {
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- string[pos] = 0;
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break;
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}
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}
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@@ -78,6 +77,7 @@
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}
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#endif
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+ string[pos] = '\0';
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}
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void encode64 (char *source,char *destination)
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@@ -111,7 +111,7 @@
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}
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/* VERY simple auth-from-URL grabber */
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-int getauthfromURL(char *url,char *auth)
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+int getauthfromURL(char *url,char *auth,unsigned long authlen)
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{
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char *pos;
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@@ -126,9 +126,13 @@
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if( url[i] == '/' )
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return 0;
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}
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+ if (pos-url >= authlen) {
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+ fprintf (stderr, "Error: authentication data exceeds max. length.\n");
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+ return -1;
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+ }
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strncpy(auth,url,pos-url);
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auth[pos-url] = 0;
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- strcpy(url,pos+1);
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+ memmove(url,pos+1,strlen(pos+1)+1);
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return 1;
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}
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return 0;
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@@ -265,7 +269,10 @@
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strncpy (purl, url, 1023);
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purl[1023] = '\0';
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- getauthfromURL(purl,httpauth1);
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+ if (getauthfromURL(purl,httpauth1,sizeof(httpauth1)) < 0) {
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+ sock = -1;
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+ goto exit;
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+ }
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do {
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strcpy (request, "GET ");
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@@ -399,6 +406,7 @@
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fprintf (stderr, "Too many HTTP relocations.\n");
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exit (1);
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}
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+exit:
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free (purl);
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free (request);
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free(host);
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