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authorJon Loeliger <jdl@jdl.com>2006-09-27 11:16:10 -0500
committerJunio C Hamano <junkio@cox.net>2006-09-27 18:00:53 -0700
commiteb30aed7c69190fd648947d54bbb9ebe53c67715 (patch)
tree0301c0ce863a89a9878a169504ce2240491cc1df /daemon.c
parentdd4676299dde0a4c6f8a471e6353170f86a78c8a (diff)
downloadgit-eb30aed7c69190fd648947d54bbb9ebe53c67715.tar.gz
Removed memory leaks from interpolation table uses.
Clarified that parse_extra_args()s results in interpolation table entries. Removed a few trailing whitespace occurrences. Signed-off-by: Jon Loeliger <jdl@jdl.com> Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'daemon.c')
-rw-r--r--daemon.c52
1 files changed, 32 insertions, 20 deletions
diff --git a/daemon.c b/daemon.c
index 69ea35c22d..5335d212c3 100644
--- a/daemon.c
+++ b/daemon.c
@@ -71,7 +71,7 @@ static struct interp interp_table[] = {
{ "%IP", 0},
{ "%P", 0},
{ "%D", 0},
- { "%%", "%"},
+ { "%%", 0},
};
@@ -405,7 +405,11 @@ static void make_service_overridable(const char *name, int ena) {
die("No such service %s", name);
}
-static void parse_extra_args(char *extra_args, int buflen)
+/*
+ * Separate the "extra args" information as supplied by the client connection.
+ * Any resulting data is squirrelled away in the given interpolation table.
+ */
+static void parse_extra_args(struct interp *table, char *extra_args, int buflen)
{
char *val;
int vallen;
@@ -417,18 +421,17 @@ static void parse_extra_args(char *extra_args, int buflen)
val = extra_args + 5;
vallen = strlen(val) + 1;
if (*val) {
- char *port;
- char *save = xmalloc(vallen); /* FIXME: Leak */
-
- interp_table[INTERP_SLOT_HOST].value = save;
- strlcpy(save, val, vallen);
- port = strrchr(save, ':');
+ /* Split <host>:<port> at colon. */
+ char *host = val;
+ char *port = strrchr(host, ':');
if (port) {
*port = 0;
port++;
- interp_table[INTERP_SLOT_PORT].value = port;
+ interp_set_entry(table, INTERP_SLOT_PORT, port);
}
+ interp_set_entry(table, INTERP_SLOT_HOST, host);
}
+
/* On to the next one */
extra_args = val + vallen;
}
@@ -438,8 +441,6 @@ static void parse_extra_args(char *extra_args, int buflen)
void fill_in_extra_table_entries(struct interp *itable)
{
char *hp;
- char *canon_host = NULL;
- char *ipaddr = NULL;
/*
* Replace literal host with lowercase-ized hostname.
@@ -466,10 +467,12 @@ void fill_in_extra_table_entries(struct interp *itable)
for (ai = ai0; ai; ai = ai->ai_next) {
struct sockaddr_in *sin_addr = (void *)ai->ai_addr;
- canon_host = xstrdup(ai->ai_canonname);
inet_ntop(AF_INET, &sin_addr->sin_addr,
addrbuf, sizeof(addrbuf));
- ipaddr = addrbuf;
+ interp_set_entry(interp_table,
+ INTERP_SLOT_CANON_HOST, ai->ai_canonname);
+ interp_set_entry(interp_table,
+ INTERP_SLOT_IP, addrbuf);
break;
}
freeaddrinfo(ai0);
@@ -483,7 +486,6 @@ void fill_in_extra_table_entries(struct interp *itable)
static char addrbuf[HOST_NAME_MAX + 1];
hent = gethostbyname(interp_table[INTERP_SLOT_HOST].value);
- canon_host = xstrdup(hent->h_name);
ap = hent->h_addr_list;
memset(&sa, 0, sizeof sa);
@@ -493,12 +495,11 @@ void fill_in_extra_table_entries(struct interp *itable)
inet_ntop(hent->h_addrtype, &sa.sin_addr,
addrbuf, sizeof(addrbuf));
- ipaddr = addrbuf;
+
+ interp_set_entry(interp_table, INTERP_SLOT_CANON_HOST, hent->h_name);
+ interp_set_entry(interp_table, INTERP_SLOT_IP, addrbuf);
}
#endif
-
- interp_table[INTERP_SLOT_CANON_HOST].value = canon_host; /* FIXME: Leak */
- interp_table[INTERP_SLOT_IP].value = xstrdup(ipaddr); /* FIXME: Leak */
}
@@ -542,8 +543,14 @@ static int execute(struct sockaddr *addr)
if (len && line[len-1] == '\n')
line[--len] = 0;
+ /*
+ * Initialize the path interpolation table for this connection.
+ */
+ interp_clear_table(interp_table, ARRAY_SIZE(interp_table));
+ interp_set_entry(interp_table, INTERP_SLOT_PERCENT, "%");
+
if (len != pktlen) {
- parse_extra_args(line + len + 1, pktlen - len - 1);
+ parse_extra_args(interp_table, line + len + 1, pktlen - len - 1);
fill_in_extra_table_entries(interp_table);
}
@@ -553,7 +560,12 @@ static int execute(struct sockaddr *addr)
if (!strncmp("git-", line, 4) &&
!strncmp(s->name, line + 4, namelen) &&
line[namelen + 4] == ' ') {
- interp_table[INTERP_SLOT_DIR].value = line+namelen+5;
+ /*
+ * Note: The directory here is probably context sensitive,
+ * and might depend on the actual service being performed.
+ */
+ interp_set_entry(interp_table,
+ INTERP_SLOT_DIR, line + namelen + 5);
return run_service(interp_table, s);
}
}