113 lines
3.8 KiB
C
113 lines
3.8 KiB
C
/* ************************************************************************** */
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/* _____ _ */
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/* main.c |_ _|__ _ _| |__ ___ _ _ */
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/* | Project: p7os | |/ _ \| | | | '_ \ / _ \ | | | */
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/* | | (_) | |_| | | | | __/ |_| | */
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/* By: thomas <thomas@touhey.fr> |_|\___/ \__,_|_| |_|\___|\__, |.fr */
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/* Last updated: 2016/09/28 06:00:10 |___/ */
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/* */
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/* ************************************************************************** */
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#include "main.h"
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#include <unistd.h>
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/* ************************************************************************** */
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/* Error messages */
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/* ************************************************************************** */
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/* Couldn't initialize connexion to calculator. */
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const char error_noconnexion[] =
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"Could not connect to the calculator.\n"
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"- Is it plugged in and in Receive mode/OS Update?\n"
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"- Have you tried changing the cable ?\n";
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/* Calculator was found but program wasn't allowed to communicate with it. */
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const char error_noaccess[] =
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"Could not get access to the calculator.\n"
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"Install the appropriate udev rule, or run as root.\n";
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/* The calculator acted in a weird way. */
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const char error_unplanned[] =
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"The calculator didn't act as planned: %s.\n"
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"Stop receive mode on calculator and start it again before re-running p7os.\n";
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/* Unsupported operation -> OS Update, not receive mode! */
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const char error_unsupported[] =
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"Required operation was unsupported.\n"
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"- If you were using anything else than the *prepare* subcommand, are you\n"
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" sure you've run *prepare* before?\n"
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"- Otherwise, I gotta be honest, I'd like to know how you've managed that.\n";
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/* ************************************************************************** */
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/* Main function */
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/* ************************************************************************** */
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/**
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* main:
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* User entry point of the program.
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*
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* @arg ac arguments count
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* @arg av arguments values
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* @return return code (0 if OK)
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*/
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int main(int ac, char **av)
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{
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/* parse args */
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args_t args;
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if (parse_args(ac, av, &args))
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return (0);
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/* Initialize libp7 and communication */
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p7_handle_t *handle; int err;
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if (args.device) err = p7_cinit(&handle, 1, 1, args.device, 0);
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else err = p7_init(&handle, 1, 1);
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if (err) {
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/* displaying error */
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switch (err) {
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case p7_error_nocalc: log(error_noconnexion);
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case p7_error_noaccess: log(error_noaccess);
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case p7_error_unsupported: log(error_unsupported);
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default: log(error_unplanned, p7_strerror(err));
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}
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/* closing, removing if necessary */
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if (args.localpath) {
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fclose(args.local);
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remove(args.localpath);
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}
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return (1);
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}
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/* check according to menu */
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FILE *update_exe;
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switch (args.menu) {
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/* prepare menu */
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case mn_prepare:;
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/* open memory stream for the update.exe */
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size_t uexe_size = (size_t)&update_exe_end - (size_t)&update_exe_str;
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update_exe = fmemopen(update_exe_str, uexe_size, "r");
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if (!update_exe) break;
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/* send the update.exe */
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if ((err = p7_sendexe_stream(handle, update_exe, (p7uint_t)uexe_size,
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0x88030000, 0x88030000)))
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fprintf(stderr, "An error has occurred: %s\n", p7_strerror(err));
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break;
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/* get menu */
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case mn_get:
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/* get the os */
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err = !get_os(handle, args.local);
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fclose(args.local);
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/* if there was an error, delete created file */
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if (err) unlink(args.localpath);
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break;
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}
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/* exit libp7
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* due to the nature of command 0x56,
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* no need to terminate communication! */
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p7_exit(handle, 0);
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/* then we're good */
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return (0);
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}
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