ensure buffers are large enough for ENUMLookup (issue #4943)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@6417 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/enum.c b/enum.c
index 6e26836704018be2cfe2c920026ab17b2487fd6d..9591c6b6b15da16341a0fa58c720b78ddd3439f3 100755 (executable)
--- a/enum.c
+++ b/enum.c
@@ -47,7 +47,7 @@
 #define TOPLEV "e164.arpa."
 
 static struct enum_search {
-       char toplev[80];
+       char toplev[512];
        struct enum_search *next;
 } *toplevs;
 
@@ -79,11 +79,11 @@ static int parse_ie(unsigned char *data, int maxdatalen, unsigned char *src, int
 static int parse_naptr(unsigned char *dst, int dstsize, char *tech, int techsize, unsigned char *answer, int len, char *naptrinput)
 {
        unsigned char *oanswer = answer;
-       unsigned char flags[80] = "";
-       unsigned char services[80] = "";
-       unsigned char regexp[80] = "";
-       unsigned char repl[80] = "";
-       unsigned char temp[80] = "";
+       unsigned char flags[512] = "";
+       unsigned char services[512] = "";
+       unsigned char regexp[512] = "";
+       unsigned char repl[512] = "";
+       unsigned char temp[512] = "";
        unsigned char delim;
        unsigned char *delim2;
        unsigned char *pattern, *subst, *d;
@@ -289,8 +289,8 @@ static int enum_callback(void *context, u_char *answer, int len, u_char *fullans
 int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int dstlen, char *tech, int techlen)
 {
        struct enum_context context;
-       char tmp[259 + 80];
-       char naptrinput[80] = "+";
+       char tmp[259 + 512];
+       char naptrinput[512] = "+";
        int pos = strlen(number) - 1;
        int newpos = 0;
        int ret = -1;
@@ -346,8 +346,8 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
 int ast_get_txt(struct ast_channel *chan, const char *number, char *dst, int dstlen, char *tech, int techlen, char *txt, int txtlen)
 {
        struct enum_context context;
-       char tmp[259 + 80];
-       char naptrinput[80] = "+";
+       char tmp[259 + 512];
+       char naptrinput[512] = "+";
        int pos = strlen(number) - 1;
        int newpos = 0;
        int ret = -1;