Tha_14/toxic
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Replace instances of unsafe atoi function with safe counterpart

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This commit is contained in:
Jfreegman
2015-09-02 19:41:21 -04:00
parent ffcc804efe
commit f295352495
4 changed files with 47 additions and 20 deletions
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33
src/toxic.c
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@ -299,10 +299,15 @@ static int load_nodelist(const char *filename)
if (line_len >= MIN_NODE_LINE && line_len <= MAX_NODE_LINE) {
const char *name = strtok(line, " ");
const char *port = strtok(NULL, " ");
const char *port_str = strtok(NULL, " ");
const char *key_ascii = strtok(NULL, " ");
if (name == NULL || port == NULL || key_ascii == NULL)
if (name == NULL || port_str == NULL || key_ascii == NULL)
continue;
long int port = strtol(port_str, NULL, 10);
if (port <= 0 || port > MAX_PORT_RANGE)
continue;
size_t key_len = strlen(key_ascii);
@ -313,7 +318,7 @@ static int load_nodelist(const char *filename)
snprintf(toxNodes.nodes[toxNodes.lines], sizeof(toxNodes.nodes[toxNodes.lines]), "%s", name);
toxNodes.nodes[toxNodes.lines][NODELEN - 1] = 0;
toxNodes.ports[toxNodes.lines] = atoi(port);
toxNodes.ports[toxNodes.lines] = port;
/* remove possible trailing newline from key string */
char real_ascii_key[TOX_PUBLIC_KEY_SIZE * 2 + 1];
@ -938,6 +943,7 @@ static void parse_args(int argc, char *argv[])
const char *opts_str = "4bdehotuxc:f:n:r:p:P:T:";
int opt, indexptr;
long int port = 0;
while ((opt = getopt_long(argc, argv, opts_str, long_opts, &indexptr)) != -1) {
switch (opt) {
@ -1014,7 +1020,12 @@ static void parse_args(int argc, char *argv[])
if (++optind > argc || argv[optind-1][0] == '-')
exit_toxic_err("Proxy error", FATALERR_PROXY);
arg_opts.proxy_port = (uint16_t) atoi(argv[optind-1]);
port = strtol(argv[optind-1], NULL, 10);
if (port <= 0 || port > MAX_PORT_RANGE)
exit_toxic_err("Proxy error", FATALERR_PROXY);
arg_opts.proxy_port = port;
break;
case 'P':
@ -1024,7 +1035,12 @@ static void parse_args(int argc, char *argv[])
if (++optind > argc || argv[optind-1][0] == '-')
exit_toxic_err("Proxy error", FATALERR_PROXY);
arg_opts.proxy_port = (uint16_t) atoi(argv[optind-1]);
port = strtol(argv[optind-1], NULL, 10);
if (port <= 0 || port > MAX_PORT_RANGE)
exit_toxic_err("Proxy error", FATALERR_PROXY);
arg_opts.proxy_port = port;
break;
case 'r':
@ -1040,7 +1056,12 @@ static void parse_args(int argc, char *argv[])
break;
case 'T':
arg_opts.tcp_port = (uint16_t) atoi(optarg);
port = strtol(optarg, NULL, 10);
if (port <= 0 || port > MAX_PORT_RANGE)
port = 14191;
arg_opts.tcp_port = port;
break;
case 'u':