sw/libhal - Cryptech libhal: crypto software, HSM management, RPC

Age	Commit message (Expand)	Author
2015-12-20	Drop support for the ASN.1-based ECDSA signature format in favor of	Rob Austein
2015-12-20	RPC server stuff mostly written. Compiles, not yet tested. RPC	Rob Austein
2015-08-25	More test code.	Rob Austein
2015-08-24	First stumblings towards ECDSA test code.	Rob Austein

/* * mgmt-show.c * ----------- * CLI 'show' functions. * * Copyright (c) 2016, NORDUnet A/S All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of the NORDUnet nor the names of its contributors may * be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "stm-init.h" #include "stm-keystore.h" #include "stm-fpgacfg.h" #include "stm-uart.h" #include "mgmt-cli.h" #include "mgmt-show.h" #include <string.h> static int cmd_show_cpuspeed(struct cli_def *cli, const char *command, char *argv[], int argc) { volatile uint32_t hclk; hclk = HAL_RCC_GetHCLKFreq(); cli_print(cli, "HSE_VALUE: %li", HSE_VALUE); cli_print(cli, "HCLK: %li (%i MHz)", hclk, (int) hclk / 1000 / 1000); cli_print(cli, "SystemCoreClock: %li (%i MHz)", SystemCoreClock, (int) SystemCoreClock / 1000 / 1000); return CLI_OK; } static int cmd_show_fpga_status(struct cli_def *cli, const char *command, char *argv[], int argc) { cli_print(cli, "FPGA has %sloaded a bitstream", fpgacfg_check_done() ? "":"NOT "); return CLI_OK; } static int cmd_show_keystore_status(struct cli_def *cli, const char *command, char *argv[], int argc) { cli_print(cli, "Keystore memory is %sonline", (keystore_check_id() != 1) ? "NOT ":""); return CLI_OK; } static int cmd_show_keystore_data(struct cli_def *cli, const char *command, char *argv[], int argc) { uint8_t buf[KEYSTORE_PAGE_SIZE]; uint32_t i; if (keystore_check_id() != 1) { cli_print(cli, "ERROR: The keystore memory is not accessible."); } memset(buf, 0, sizeof(buf)); if ((i = keystore_read_data(0, buf, sizeof(buf))) != 1) { cli_print(cli, "Failed reading first page from keystore memory: %li", i); return CLI_ERROR; } cli_print(cli, "First page from keystore memory:\r\n"); uart_send_hexdump(STM_UART_MGMT, buf, 0, sizeof(buf) - 1); uart_send_string2(STM_UART_MGMT, (char *) "\r\n\r\n"); for (i = 0; i < 8; i++) { if (buf[i] == 0xff) break; /* never written */ if (buf[i] != 0x55) break; /* something other than a tombstone */ } /* As a demo, tombstone byte after byte of the first 8 bytes in the keystore memory * (as long as they do not appear to contain real data). * If all of them are tombstones, erase the first sector to start over. */ if (i < 8) { if (buf[i] == 0xff) { cli_print(cli, "Tombstoning byte %li", i); buf[i] = 0x55; if ((i = keystore_write_data(0, buf, sizeof(buf))) != 1) { cli_print(cli, "Failed writing data at offset 0: %li", i); return CLI_ERROR; } } } else { cli_print(cli, "Erasing first sector since all the first 8 bytes are tombstones"); if ((i = keystore_erase_sectors(1, 1)) != 1) { cli_print(cli, "Failed erasing the first sector: %li", i); return CLI_ERROR; } cli_print(cli, "Erase result: %li", i); } return CLI_OK; } void configure_cli_show(struct cli_def *cli) { /* show */ cli_command_root(show); /* show cpuspeed */ cli_command_node(show, cpuspeed, "Show the speed at which the CPU currently operates"); cli_command_branch(show, fpga); /* show fpga status*/ cli_command_node(show_fpga, status, "Show status about the FPGA"); cli_command_branch(show, keystore); /* show keystore status*/ cli_command_node(show_keystore, status, "Show status of the keystore memory"); cli_command_node(show_keystore, data, "Show the first page of the keystore memory"); }