/**************************************************************************** * apps/examples/thttpd/thttpd_main.c * * Copyright (C) 2009-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * 3. Neither the name Gregory Nutt 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 OWNER 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. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "netutils/netlib.h" #include "netutils/thttpd.h" #include #ifdef CONFIG_THTTPD_NXFLAT # include #endif #ifdef CONFIG_THTTPD_BINFS # include #endif #ifdef CONFIG_NET_SLIP # include #endif /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ /* Check configuration. This is not all of the configuration settings that * are required -- only the more obvious. */ #ifdef CONFIG_BINFMT_DISABLE # error "You must not disable loadable modules via CONFIG_BINFMT_DISABLE in your configuration file" #endif #ifdef CONFIG_THTTPD_NXFLAT # ifndef CONFIG_NXFLAT # error "You must select CONFIG_NXFLAT in your configuration file" # endif # ifndef CONFIG_FS_ROMFS # error "You must select CONFIG_FS_ROMFS in your configuration file" # endif # ifdef CONFIG_DISABLE_MOUNTPOINT # error "You must not disable mountpoints via CONFIG_DISABLE_MOUNTPOINT in your configuration file" # endif #ifndef CONFIG_BOARDCTL_ROMDISK # error "CONFIG_BOARDCTL_ROMDISK should be enabled in the configuration file" #endif #endif #ifdef CONFIG_THTTPD_BINFS # ifndef CONFIG_BUILTIN # error "You must select CONFIG_BUILTIN=y in your configuration file" # endif # ifndef CONFIG_FS_BINFS # error "You must select CONFIG_FS_BINFS=y in your configuration file" # endif # ifndef CONFIG_FS_UNIONFS # error "CONFIG_FS_UNIONFS=y is required in this configuration" # endif #endif /* Ethernet specific configuration */ #ifdef CONFIG_NET_ETHERNET /* Use the standard Ethernet device name */ # define NET_DEVNAME "eth0" #else /* No Ethernet -> No MAC address operations */ # undef CONFIG_EXAMPLES_THTTPD_NOMAC #endif /* SLIP-specific configuration */ #ifdef CONFIG_NET_SLIP /* TTY device to use */ # ifndef CONFIG_NET_SLIPTTY # define CONFIG_NET_SLIPTTY "/dev/ttyS1" # endif # define SLIP_DEVNO 0 # ifndef NET_DEVNAME # define NET_DEVNAME "sl0" # endif #endif /* Describe the ROMFS file system */ #define SECTORSIZE 64 #define NSECTORS(b) (((b)+SECTORSIZE-1)/SECTORSIZE) #define ROMFSDEV "/dev/ram0" #ifdef CONFIG_THTTPD_BINFS # define ROMFS_MOUNTPT "/mnt/tmp1" # define ROMFS_PREFIX NULL # define BINFS_MOUNTPT "/mnt/tmp2" # define BINFS_PREFIX "cgi-bin" # define UNIONFS_MOUNTPT CONFIG_THTTPD_PATH #else # define ROMFS_MOUNTPT CONFIG_THTTPD_PATH #endif /**************************************************************************** * Private Data ****************************************************************************/ /**************************************************************************** * Public Data ****************************************************************************/ #ifdef CONFIG_THTTPD_NXFLAT /* These values must be provided by the user before the THTTPD task daemon * is started: * * g_thttpdsymtab: A symbol table describing all of the symbols exported * from the base system. These symbols are used to bind address references * in CGI programs to NuttX. * g_nsymbols: The number of symbols in g_thttpdsymtab[]. */ FAR const struct symtab_s *g_thttpdsymtab; int g_thttpdnsymbols; #endif /**************************************************************************** * Symbols from Auto-Generated Code ****************************************************************************/ extern const unsigned char romfs_img[]; extern const unsigned int romfs_img_len; #ifdef CONFIG_THTTPD_NXFLAT extern const struct symtab_s g_thttpd_exports[]; extern const int g_thttpd_nexports; #endif /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * thttp_main ****************************************************************************/ int main(int argc, FAR char *argv[]) { struct in_addr addr; #ifdef CONFIG_EXAMPLES_THTTPD_NOMAC uint8_t mac[IFHWADDRLEN]; #endif char *thttpd_argv = "thttpd"; int ret; #ifdef CONFIG_THTTPD_NXFLAT struct boardioc_romdisk_s desc; #endif /* Configure SLIP */ #ifdef CONFIG_NET_SLIP ret = slip_initialize(SLIP_DEVNO, CONFIG_NET_SLIPTTY); if (ret < 0) { printf("ERROR: SLIP initialization failed: %d\n", ret); exit(1); } #endif /* Many embedded network interfaces must have a software assigned MAC */ #ifdef CONFIG_EXAMPLES_THTTPD_NOMAC printf("Assigning MAC\n"); mac[0] = 0x00; mac[1] = 0xe0; mac[2] = 0xde; mac[3] = 0xad; mac[4] = 0xbe; mac[5] = 0xef; netlib_setmacaddr(NET_DEVNAME, mac); #endif /* Set up our host address */ printf("Setup network addresses\n"); addr.s_addr = HTONL(CONFIG_THTTPD_IPADDR); netlib_set_ipv4addr(NET_DEVNAME, &addr); /* Set up the default router address */ addr.s_addr = HTONL(CONFIG_EXAMPLES_THTTPD_DRIPADDR); netlib_set_dripv4addr(NET_DEVNAME, &addr); /* Setup the subnet mask */ addr.s_addr = HTONL(CONFIG_EXAMPLES_THTTPD_NETMASK); netlib_set_ipv4netmask(NET_DEVNAME, &addr); /* New versions of netlib_set_ipvXaddr will not bring the network up, * So ensure the network is really up at this point. */ netlib_ifup("eth0"); #ifdef CONFIG_THTTPD_NXFLAT /* Create a ROM disk for the ROMFS filesystem */ printf("Registering romdisk\n"); desc.minor = 0; /* Minor device number of the ROM disk. */ desc.nsectors = NSECTORS(romfs_img_len); /* The number of sectors in the ROM disk */ desc.sectsize = SECTORSIZE; /* The size of one sector in bytes */ desc.image = (FAR uint8_t *)romfs_img; /* File system image */ ret = boardctl(BOARDIOC_ROMDISK, (uintptr_t)&desc); if (ret < 0) { printf("ERROR: romdisk_register failed: %d\n", ret); exit(1); } /* Mount the ROMFS file system */ printf("Mounting ROMFS filesystem at target=%s with source=%s\n", ROMFS_MOUNTPT, ROMFSDEV); ret = mount(ROMFSDEV, ROMFS_MOUNTPT, "romfs", MS_RDONLY, NULL); if (ret < 0) { printf("ERROR: mount(%s,%s,romfs) failed: %d\n", ROMFSDEV, ROMFS_MOUNTPT, errno); } #endif #ifdef CONFIG_THTTPD_BINFS /* Mount the BINFS file system */ printf("Mounting BINFS filesystem at %s\n", BINFS_MOUNTPT); ret = mount(NULL, BINFS_MOUNTPT, "binfs", MS_RDONLY, NULL); if (ret < 0) { printf("ERROR: mount(NULL,%s,binfs) failed: %d\n", BINFS_MOUNTPT, errno); } /* Now create and mount the union file system */ printf("Creating UNIONFS filesystem at %s\n", UNIONFS_MOUNTPT); ret = unionfs_mount(ROMFS_MOUNTPT, ROMFS_PREFIX, BINFS_MOUNTPT, BINFS_PREFIX, UNIONFS_MOUNTPT); if (ret < 0) { printf("ERROR: Failed to create the union file system at %s: %d\n", UNIONFS_MOUNTPT, ret); } #endif /* Start THTTPD. At present, symbol table info is passed via * global variables. */ #ifdef CONFIG_THTTPD_NXFLAT g_thttpdsymtab = g_thttpd_exports; g_thttpdnsymbols = g_thttpd_nexports; #endif printf("Starting THTTPD\n"); fflush(stdout); thttpd_main(1, &thttpd_argv); printf("THTTPD terminated\n"); fflush(stdout); return 0; }