void etharp_init(void) { u8_t i; sys_lock_init( &arp_table_lock ); arp_table = mem_calloc ( ARP_TABLE_SIZE, sizeof(struct etharp_entry) ); }
void trap_kernel_handler(struct user_context *user_ctx) { _debug("...... in %s, code = %p\n", __func__, user_ctx->code & ~YALNIX_PREFIX); switch (user_ctx->code) { case YALNIX_FORK: SET_RET(user_ctx, sys_fork(user_ctx)); break; case YALNIX_EXEC: sys_exec((char *)user_ctx->regs[0], (char **)user_ctx->regs[1], user_ctx); break; case YALNIX_EXIT: sys_exit(user_ctx->regs[0], user_ctx); break; case YALNIX_WAIT: if (!FROM_USER_SPACE(user_ctx->regs[0])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_wait((int *)user_ctx->regs[0], user_ctx)); break; case YALNIX_GETPID: SET_RET(user_ctx, sys_getpid()); break; case YALNIX_BRK: SET_RET(user_ctx, sys_brk(user_ctx->regs[0])); break; case YALNIX_DELAY: SET_RET(user_ctx, sys_delay(user_ctx->regs[0], user_ctx)); break; case YALNIX_TTY_READ: if (!FROM_USER_SPACE(user_ctx->regs[1])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_tty_read(user_ctx->regs[0], (char *)user_ctx->regs[1], user_ctx->regs[2], user_ctx)); break; case YALNIX_TTY_WRITE: if (!FROM_USER_SPACE(user_ctx->regs[1])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_tty_write(user_ctx->regs[0], (char *)user_ctx->regs[1], user_ctx->regs[2], user_ctx)); break; case YALNIX_PIPE_INIT: if (!FROM_USER_SPACE(user_ctx->regs[0])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_pipe_init((unsigned int *) user_ctx->regs[0])); break; case YALNIX_PIPE_READ: if (!FROM_USER_SPACE(user_ctx->regs[1])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_pipe_read(user_ctx->regs[0], (char *)user_ctx->regs[1], user_ctx->regs[2], user_ctx)); break; case YALNIX_PIPE_WRITE: if (!FROM_USER_SPACE(user_ctx->regs[1])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_pipe_write(user_ctx->regs[0], (char *)user_ctx->regs[1], user_ctx->regs[2], user_ctx)); break; case YALNIX_LOCK_INIT: if (!FROM_USER_SPACE(user_ctx->regs[0])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_lock_init((unsigned int *) user_ctx->regs[0])); break; case YALNIX_LOCK_ACQUIRE: SET_RET(user_ctx, sys_lock_acquire(user_ctx->regs[0], user_ctx)); break; case YALNIX_LOCK_RELEASE: SET_RET(user_ctx, sys_lock_release(user_ctx->regs[0])); break; case YALNIX_CVAR_INIT: if (!FROM_USER_SPACE(user_ctx->regs[0])) { _error("Bad man! Please pass user space pointer!\n"); sys_exit(ERROR, user_ctx); } SET_RET(user_ctx, sys_cvar_init((unsigned int *) user_ctx->regs[0])); break; case YALNIX_CVAR_WAIT: SET_RET(user_ctx, sys_cvar_wait(user_ctx->regs[0], user_ctx->regs[1], user_ctx)); break; case YALNIX_CVAR_SIGNAL: SET_RET(user_ctx, sys_cvar_signal(user_ctx->regs[0])); break; case YALNIX_CVAR_BROADCAST: SET_RET(user_ctx, sys_cvar_broadcast(user_ctx->regs[0])); break; case YALNIX_RECLAIM: SET_RET(user_ctx, sys_reclaim(user_ctx->regs[0])); break; case YALNIX_CUSTOM_0: SET_RET(user_ctx, sys_fork_share(user_ctx)); break; } return; }
void udp_init() { sys_lock_init( &udp_lock ); }