Merge commit 'mlcastle/master'

[monkeysphere.git] / gnutls-helpers.c

diff --git a/gnutls-helpers.c b/gnutls-helpers.c
index 50b611446a32145c12edb5ba91bc149a93968705..6eae29e0aa3a32352c62212587a33118d5ca973f 100644 (file)
--- a/gnutls-helpers.c
+++ b/gnutls-helpers.c
@@ -20,6 +20,7 @@ void err(const char* fmt, ...) {
   va_start(ap, fmt);
   vfprintf(stderr, fmt, ap);
   va_end(ap);
+  fflush(stderr);
 }
 
 void logfunc(int level, const char* string) {
@@ -286,6 +287,10 @@ int create_writing_pipe(pid_t* pid, const char* path, char* const argv[]) {
     }
     execv(path, argv);
     err("exec %s failed (error: %d \"%s\")\n", path, errno, strerror(errno));
+    /* close the open file descriptors */
+    close(p[0]);
+    close(0);
+
     exit(1);
   } else { /* this is the parent */
     close(p[0]); /* close unused read end */
@@ -340,3 +345,20 @@ int validate_ssh_host_userid(const char* userid) {
   setlocale(LC_ALL, oldlocale);
   return 1;
 }
+
+/* http://tools.ietf.org/html/rfc4880#section-5.5.2 */
+size_t get_openpgp_mpi_size(gnutls_datum_t* d) {
+  return 2 + d->size;
+}
+
+int write_openpgp_mpi_to_fd(int fd, gnutls_datum_t* d) {
+  uint16_t x;
+
+  x = d->size * 8;
+  x = htons(x);
+  
+  write(fd, &x, sizeof(x));
+  write(fd, d->data, d->size);
+  
+  return 0;
+}