scp: introduce a 64bits getter to respect ABI

include/libssh/libssh.h

@@ -495,7 +495,8 @@ LIBSSH_API int ssh_scp_push_file64(ssh_scp scp, const char *filename, uint64_t s
 LIBSSH_API int ssh_scp_read(ssh_scp scp, void *buffer, size_t size);
 LIBSSH_API const char *ssh_scp_request_get_filename(ssh_scp scp);
 LIBSSH_API int ssh_scp_request_get_permissions(ssh_scp scp);
-LIBSSH_API uint64_t ssh_scp_request_get_size(ssh_scp scp);
+LIBSSH_API size_t ssh_scp_request_get_size(ssh_scp scp);
+LIBSSH_API uint64_t ssh_scp_request_get_size64(ssh_scp scp);
 LIBSSH_API const char *ssh_scp_request_get_warning(ssh_scp scp);
 LIBSSH_API int ssh_scp_write(ssh_scp scp, const void *buffer, size_t len);
 LIBSSH_API int ssh_select(ssh_channel *channels, ssh_channel *outchannels, socket_t maxfd,

src/scp.c

@@ -737,8 +737,21 @@ int ssh_scp_request_get_permissions(ssh_scp scp){
 /** @brief Get the size of the file being pushed from the other party.
  *
  * @returns             The numeric size of the file being read.
+ * @warning             The real size may not fit in a 32 bits field and may
+ *                      be truncated.
+ * @see ssh_scp_request_get_size64()
  */
-uint64_t ssh_scp_request_get_size(ssh_scp scp){
+size_t ssh_scp_request_get_size(ssh_scp scp){
+  if(scp==NULL)
+      return 0;
+  return scp->filelen;
+}
+
+/** @brief Get the size of the file being pushed from the other party.
+ *
+ * @returns             The numeric size of the file being read.
+ */
+uint64_t ssh_scp_request_get_size64(ssh_scp scp){
   if(scp==NULL)
       return 0;
   return scp->filelen;