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Fixed string overflow in rsputs2()

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SVN revision: 943
This commit is contained in:
Stefan Ritt 2004-07-08 11:30:29 +00:00
parent e84110874a
commit d68d3a939f
1 changed files with 5 additions and 2 deletions
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7
src/elogd.c
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@ -6,6 +6,9 @@
Contents: Web server program for Electronic Logbook ELOG Contents: Web server program for Electronic Logbook ELOG
$Log$ $Log$
Revision 1.372 2004/07/08 11:30:29 midas
Fixed string overflow in rsputs2()
Revision 1.371 2004/07/07 15:53:11 midas Revision 1.371 2004/07/07 15:53:11 midas
Added error display if max. number of attribute options gets exceeded Added error display if max. number of attribute options gets exceeded
@ -4380,7 +4383,7 @@ char *list[] = { "http://", "https://", "ftp://", "mailto:", "elog:", "file://",
void rsputs2(const char *str) void rsputs2(const char *str)
{ {
int i, j, k, l, m, n; int i, j, k, l, m, n;
char *p, *pd, link[1000], link_text[1000], tmp[256]; char *p, *pd, link[1000], link_text[1000], tmp[1000];
if (strlen_retbuf + (int) strlen(str) > return_buffer_size) { if (strlen_retbuf + (int) strlen(str) > return_buffer_size) {
return_buffer = realloc(return_buffer, return_buffer_size + 100000); return_buffer = realloc(return_buffer, return_buffer_size + 100000);
@ -4394,7 +4397,7 @@ void rsputs2(const char *str)
if (strncmp(str + i, list[l], strlen(list[l])) == 0) { if (strncmp(str + i, list[l], strlen(list[l])) == 0) {
p = (char *) (str + i + strlen(list[l])); p = (char *) (str + i + strlen(list[l]));
i += strlen(list[l]); i += strlen(list[l]);
for (k = 0; *p && strcspn(p, " ,;\t\n\r({[)}]"); k++, i++) for (k = 0; *p && strcspn(p, " ,;\t\n\r({[)}]") && k<sizeof(link); k++, i++)
link[k] = *p++; link[k] = *p++;
link[k] = 0; link[k] = 0;
i--; i--;