libcollectdclient/network_parse.c: Implement be{16,64}toh() if not provided by the...

[collectd.git] / src / libcollectdclient / network_parse.c

diff --git a/src/libcollectdclient/network_parse.c b/src/libcollectdclient/network_parse.c
index 4083e1e..2365ab0 100644 (file)
--- a/src/libcollectdclient/network_parse.c
+++ b/src/libcollectdclient/network_parse.c
@@ -43,6 +43,23 @@
 #include <endian.h>
 #elif HAVE_SYS_ENDIAN_H
 #include <sys/endian.h>
+#else /* fallback */
+__attribute__((const)) static uint16_t be16toh(uint16_t n) {
+  uint8_t tmp[2];
+  memmove(tmp, &n, sizeof(tmp));
+
+  return ((uint16_t)tmp[0] << 8) | ((uint16_t)tmp[1] << 0);
+}
+
+__attribute__((const)) static uint64_t be64toh(uint64_t n) {
+  uint8_t tmp[8];
+  memmove(tmp, &n, sizeof(tmp));
+
+  return ((uint64_t)tmp[0] << 56) | ((uint64_t)tmp[1] << 48) |
+         ((uint64_t)tmp[2] << 40) | ((uint64_t)tmp[3] << 32) |
+         ((uint64_t)tmp[4] << 24) | ((uint64_t)tmp[5] << 16) |
+         ((uint64_t)tmp[6] << 8) | ((uint64_t)tmp[7] << 0);
+}
 #endif
 
 #if HAVE_GCRYPT_H
@@ -302,8 +319,6 @@ static int parse_values(void *payload, size_t payload_size,
   state->values = calloc(sizeof(*state->values), state->values_len);
   state->values_types = calloc(sizeof(*state->values_types), state->values_len);
   if ((state->values == NULL) || (state->values_types == NULL)) {
-    free(state->values);
-    free(state->values_types);
     return ENOMEM;
   }
 
@@ -556,6 +571,8 @@ static int network_parse(void *data, size_t data_size, lcc_security_level_t sl,
     case TYPE_VALUES: {
       lcc_value_list_t vl = state;
       if (parse_values(payload, sizeof(payload), &vl)) {
+        free(vl.values);
+        free(vl.values_types);
         DEBUG("lcc_network_parse(): parse_values failed.\n");
         return EINVAL;
       }