diff options
Diffstat (limited to 'p11-kit/rpc-server.c')
-rw-r--r-- | p11-kit/rpc-server.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/p11-kit/rpc-server.c b/p11-kit/rpc-server.c index b8288c9..a2562e9 100644 --- a/p11-kit/rpc-server.c +++ b/p11-kit/rpc-server.c @@ -41,6 +41,7 @@ #include "library.h" #include "private.h" #include "message.h" +#include "remote.h" #include "rpc.h" #include "rpc-message.h" @@ -1901,3 +1902,103 @@ p11_rpc_server_handle (CK_X_FUNCTION_LIST *self, p11_rpc_message_clear (&msg); return true; } + +int +p11_kit_remote_serve_module (CK_FUNCTION_LIST *module, + int in_fd, + int out_fd) +{ + p11_rpc_status status; + unsigned char version; + p11_virtual virt; + p11_buffer options; + p11_buffer buffer; + size_t state; + int ret = 1; + int code; + + return_val_if_fail (module != NULL, 1); + + p11_buffer_init (&options, 0); + p11_buffer_init (&buffer, 0); + + p11_virtual_init (&virt, &p11_virtual_base, module, NULL); + + switch (read (in_fd, &version, 1)) { + case 0: + goto out; + case 1: + if (version != 0) { + p11_message ("unspported version received: %d", (int)version); + goto out; + } + break; + default: + p11_message_err (errno, "couldn't read credential byte"); + goto out; + } + + version = 0; + switch (write (out_fd, &version, out_fd)) { + case 1: + break; + default: + p11_message_err (errno, "couldn't write credential byte"); + goto out; + } + + status = P11_RPC_OK; + while (status == P11_RPC_OK) { + state = 0; + code = 0; + + do { + status = p11_rpc_transport_read (in_fd, &state, &code, + &options, &buffer); + } while (status == P11_RPC_AGAIN); + + switch (status) { + case P11_RPC_OK: + break; + case P11_RPC_EOF: + ret = 0; + continue; + case P11_RPC_AGAIN: + assert_not_reached (); + case P11_RPC_ERROR: + p11_message_err (errno, "failed to read rpc message"); + goto out; + } + + if (!p11_rpc_server_handle (&virt.funcs, &buffer, &buffer)) { + p11_message ("unexpected error handling rpc message"); + goto out; + } + + state = 0; + options.len = 0; + do { + status = p11_rpc_transport_write (out_fd, &state, code, + &options, &buffer); + } while (status == P11_RPC_AGAIN); + + switch (status) { + case P11_RPC_OK: + break; + case P11_RPC_EOF: + case P11_RPC_AGAIN: + assert_not_reached (); + case P11_RPC_ERROR: + p11_message_err (errno, "failed to write rpc message"); + goto out; + } + } + +out: + p11_buffer_uninit (&buffer); + p11_buffer_uninit (&options); + + p11_virtual_uninit (&virt); + + return ret; +} |