diff options
Diffstat (limited to 'nuttx/binfmt/libnxflat/libnxflat_init.c')
| -rw-r--r-- | nuttx/binfmt/libnxflat/libnxflat_init.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/nuttx/binfmt/libnxflat/libnxflat_init.c b/nuttx/binfmt/libnxflat/libnxflat_init.c deleted file mode 100644 index b7cac8d86..000000000 --- a/nuttx/binfmt/libnxflat/libnxflat_init.c +++ /dev/null @@ -1,189 +0,0 @@ -/**************************************************************************** - * binfmt/libnxflat/libnxflat_init.c - * - * Copyright (C) 2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * 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 NuttX 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 <nuttx/config.h> - -#include <sys/stat.h> -#include <stdint.h> -#include <string.h> -#include <fcntl.h> -#include <nxflat.h> -#include <debug.h> -#include <errno.h> - -#include <arpa/inet.h> -#include <nuttx/binfmt/nxflat.h> - -/**************************************************************************** - * Pre-Processor Definitions - ****************************************************************************/ - -/* CONFIG_DEBUG, CONFIG_DEBUG_VERBOSE, and CONFIG_DEBUG_BINFMT have to be - * defined or CONFIG_NXFLAT_DUMPBUFFER does nothing. - */ - -#if !defined(CONFIG_DEBUG_VERBOSE) || !defined (CONFIG_DEBUG_BINFMT) -# undef CONFIG_NXFLAT_DUMPBUFFER -#endif - -#ifdef CONFIG_NXFLAT_DUMPBUFFER -# define nxflat_dumpbuffer(m,b,n) bvdbgdumpbuffer(m,b,n) -#else -# define nxflat_dumpbuffer(m,b,n) -#endif - -/**************************************************************************** - * Private Constant Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: nxflat_init - * - * Description: - * This function is called to configure the library to process an NXFLAT - * program binary. - * - * Returned Value: - * 0 (OK) is returned on success and a negated errno is returned on - * failure. - * - ****************************************************************************/ - -int nxflat_init(const char *filename, struct nxflat_loadinfo_s *loadinfo) -{ - uint32_t datastart; - uint32_t dataend; - uint32_t bssstart; - uint32_t bssend; - int ret; - - bvdbg("filename: %s loadinfo: %p\n", filename, loadinfo); - - /* Clear the load info structure */ - - memset(loadinfo, 0, sizeof(struct nxflat_loadinfo_s)); - - /* Open the binary file */ - - loadinfo->filfd = open(filename, O_RDONLY); - if (loadinfo->filfd < 0) - { - int errval = errno; - bdbg("Failed to open NXFLAT binary %s: %d\n", filename, errval); - return -errval; - } - - /* Read the NXFLAT header from offset 0 */ - - ret = nxflat_read(loadinfo, (char*)&loadinfo->header, - sizeof(struct nxflat_hdr_s), 0); - if (ret < 0) - { - bdbg("Failed to read NXFLAT header: %d\n", ret); - return ret; - } - nxflat_dumpbuffer("NXFLAT header", (FAR const uint8_t*)&loadinfo->header, - sizeof(struct nxflat_hdr_s)); - - /* Verify the NXFLAT header */ - - if (nxflat_verifyheader(&loadinfo->header) != 0) - { - /* This is not an error because we will be called to attempt loading - * EVERY binary. Returning -ENOEXEC simply informs the system that - * the file is not an NXFLAT file. Besides, if there is something worth - * complaining about, nnxflat_verifyheader() has already - * done so. - */ - - bdbg("Bad NXFLAT header\n"); - return -ENOEXEC; - } - - /* Save all of the input values in the loadinfo structure - * and extract some additional information from the xflat - * header. Note that the information in the xflat header is in - * network order. - */ - - datastart = ntohl(loadinfo->header.h_datastart); - dataend = ntohl(loadinfo->header.h_dataend); - bssstart = dataend; - bssend = ntohl(loadinfo->header.h_bssend); - - /* And put this information into the loadinfo structure as well. - * - * Note that: - * - * isize = the address range from 0 up to datastart. - * datasize = the address range from datastart up to dataend - * bsssize = the address range from dataend up to bssend. - */ - - loadinfo->entryoffs = ntohl(loadinfo->header.h_entry); - loadinfo->isize = datastart; - - loadinfo->datasize = dataend - datastart; - loadinfo->bsssize = bssend - dataend; - loadinfo->stacksize = ntohl(loadinfo->header.h_stacksize); - - /* This is the initial dspace size. We'll re-calculate this later - * after the memory has been allocated. - */ - - loadinfo->dsize = bssend - datastart; - - /* Get the offset to the start of the relocations (we'll relocate - * this later). - */ - - loadinfo->relocstart = ntohl(loadinfo->header.h_relocstart); - loadinfo->reloccount = ntohs(loadinfo->header.h_reloccount); - - return 0; -} - |