--- /dev/null
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "mktitanimg.h"
+
+
+struct checksumrecord
+{
+ unsigned int magic;
+ unsigned int chksum; /* The checksum for the complete header.
+ Excepting the
+ checksum block */
+};
+/***************************************************************************
+ * void print_help(void)
+ ***************************************************************************/
+void print_help(void)
+{
+ static char* help_page[]=
+ {
+ "mknspimg version 1.0, Texas Instruments, 2004",
+ "Syntax:",
+ " mknspimg -o outfile -i image1 image2 -a align1 align2 [-v] [-b] [-p prod_id] [-r rel_id] [-s rel_name] [-f flags]",
+ "Example:",
+ " mknspimg -o nsp_image.bin -i kernel.bin files.img -a 0 4096",
+ "This generates 'nsp_image.bin' from two input files aligning first to 0 and second to 4096 bytes."
+ };
+
+ int num_lines = sizeof(help_page)/sizeof(char*);
+ int i;
+ for(i=0; i < num_lines; i++) {
+ printf("%s\n", help_page[i]);
+ }
+}
+
+/***************************************************************************
+ * void mknspimg_print_hdr(NSP_IMG_HDR* p_img_hdr)
+ ***************************************************************************/
+void mknspimg_print_hdr(struct nsp_img_hdr *hdr)
+{
+ struct nsp_img_hdr_chksum *chksum;
+ struct nsp_img_hdr_section_info *sect_info;
+ struct nsp_img_hdr_sections *section;
+ int i;
+
+ printf("****************** NSP Image Summary ******************\n");
+ printf("Magic: 0x%x\n", hdr->head.magic);
+ printf("Image Header Size: 0x%x bytes\n", hdr->head.hdr_size);
+ printf("Total Image Size: %d bytes\n", hdr->head.image_size);
+ printf("Product ID: 0x%x\n", hdr->head.prod_id);
+ printf("Release ID: 0x%x\n", hdr->head.rel_id);
+ printf("Version ID: 0x%x\n", hdr->head.version);
+
+ printf("Offset Info: 0x%x\n", hdr->head.info_offset);
+ printf("Offset Sect info: 0x%x\n", hdr->head.sect_info_offset);
+ printf("Offset Sections: 0x%x\n", hdr->sect_info.sections_offset);
+
+ chksum=(struct nsp_img_hdr_chksum *)((unsigned int)hdr+hdr->head.chksum_offset);
+ printf("Header Checksum: 0x%x\n", chksum->hdr_chksum);
+
+ printf("+++ Section Information +++\n");
+ printf("# of sections: %u\n", hdr->sect_info.num_sects);
+ section=&(hdr->sections);
+ for(i = 0; i < hdr->sect_info.num_sects; i++, section++) {
+ printf("+++++ Section %d +++++\n", i);
+ printf("Total size: %u bytes\n", section->total_size);
+ printf("Raw Size: %u bytes\n", section->raw_size);
+ printf("Offset: 0x%x\n", section->offset);
+ printf("Type: 0x%x\n", section->type);
+ printf("Name: %s\n", section->name);
+ }
+ printf("*******************************************************\n");
+}
+
+CMDLINE_CFG cmd_line_cfg =
+{
+ {
+ /* MIN MAX FLAGS OPTION */
+ { 2, 2, (CMDLINE_OPTFLAG_ALLOW | CMDLINE_OPTFLAG_MANDAT) }, /* '-a' align1 align2 */
+ { 0, 0, CMDLINE_OPTFLAG_ALLOW }, /* '-b' bootstrap */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-c' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-d' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-e' */
+ { 1, 1, CMDLINE_OPTFLAG_ALLOW }, /* '-f' flags */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-g' */
+ { 1, 1, CMDLINE_OPTFLAG_ALLOW }, /* '-h' */
+ { 2, 2, (CMDLINE_OPTFLAG_ALLOW | CMDLINE_OPTFLAG_MANDAT) }, /* '-i arg1 arg2 ' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-j' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-k' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-l' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-m' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-n' */
+ { 1, 1, (CMDLINE_OPTFLAG_ALLOW | CMDLINE_OPTFLAG_MANDAT) }, /* '-o arg' */
+ { 1, 1, CMDLINE_OPTFLAG_ALLOW }, /* '-p' PROD_ID */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-q' */
+ { 1, 1, CMDLINE_OPTFLAG_ALLOW }, /* '-r' REL_ID */
+ { 1, 1, CMDLINE_OPTFLAG_ALLOW }, /* '-s' "Release XXX.XXX" */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-t' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-u' */
+ { 0, 0, CMDLINE_OPTFLAG_ALLOW }, /* '-v' control VERBOSE/NON-VERBOSE mode */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-w' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-x' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* '-y' */
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW } /* '-z' */
+ },
+ { 0, 0, !CMDLINE_OPTFLAG_ALLOW }, /* global arguments */
+};
+
+/***************************************************************************
+ * int nsp_img_write(void* image, char* file, int padding)
+ * Write out the image.
+ ***************************************************************************/
+int main(int argc, char* argv[], char* env[])
+{
+ FILE* nsp_image = NULL;
+ int header_version=1;
+ int cmdline_err;
+ char* cmdline_error_msg;
+
+ char* filen_kernel;
+ char* filen_files;
+ char* filen_out;
+
+ int i,count; /* loop variables */
+ int num_sects = 2; /* We require exactly two image with -i option
+ (see CMDLINE_CFG structure above) */
+ int desc_count=0;
+ int total = 0;
+
+ int header_size=0;
+ struct nsp_img_hdr_head *img_hdr_head; /* Start of image header */
+ struct nsp_img_hdr_info *img_hdr_info;
+ struct nsp_img_hdr_section_info *img_hdr_section_info ;
+ struct nsp_img_hdr_sections *img_hdr_sections, *section; /* Section pointers */
+
+
+ /* Configure the command line. */
+ cmdline_configure(&cmd_line_cfg);
+
+ /* Read and parse the command line. */
+ cmdline_err = cmdline_read(argc, argv);
+
+ /* Check for parsing errors. */
+ if(cmdline_err != 0) {
+ /* Get the parse error message */
+ cmdline_error_msg = cmdline_error(cmdline_err);
+
+ /* Print it out */
+ printf("%s\n", cmdline_error_msg);
+
+ /* Print our help too */
+ print_help();
+ return -1;
+ }
+ if(cmdline_getopt_count('h') > 0)
+ {
+ header_version=atoi(argv[cmdline_getarg(cmdline_getarg_list('h'),0)]);
+ }
+ /* Set up arguments */
+ filen_kernel = argv[cmdline_getarg(cmdline_getarg_list('i'),0)];
+ filen_files = argv[cmdline_getarg(cmdline_getarg_list('i'),1)];
+ filen_out = argv[cmdline_getarg(cmdline_getarg_list('o'),0)];
+ /* Command line arguments have been parsed. Start doing our work. */
+
+ /* Caculate the header size, and allocate the memory, and assign the sub pointers */
+ header_size = sizeof(struct nsp_img_hdr_head) + /* This has a single section
+ desc block already */
+ (header_version==1?0:4) +
+ sizeof(struct nsp_img_hdr_info) +
+ sizeof(struct nsp_img_hdr_section_info) +
+ sizeof(struct nsp_img_hdr_sections) * num_sects ;
+
+ img_hdr_head = (struct nsp_img_hdr_head *)malloc(header_size);
+ memset(img_hdr_head, 0x0, header_size);
+ img_hdr_info = (struct nsp_img_hdr_info*)((char *)img_hdr_head + sizeof(struct nsp_img_hdr_head) + (header_version==1?0:4));
+ img_hdr_section_info = (struct nsp_img_hdr_section_info*)((char *)img_hdr_info + sizeof(struct nsp_img_hdr_info));
+ img_hdr_sections = (struct nsp_img_hdr_sections*)((char *)img_hdr_section_info + sizeof(struct nsp_img_hdr_section_info));
+ section = img_hdr_sections;
+ memset(img_hdr_head, 0xff, (void*)img_hdr_info - (void*)img_hdr_head);
+
+ img_hdr_head->hdr_version = header_version;
+ img_hdr_head->hdr_size = header_size;
+ img_hdr_head->info_offset = (void*)img_hdr_info - (void*)img_hdr_head;
+ img_hdr_head->sect_info_offset = (void*)img_hdr_section_info - (void*)img_hdr_head;
+
+ img_hdr_section_info->num_sects = num_sects;
+ img_hdr_section_info->sect_size = sizeof(struct nsp_img_hdr_sections);
+ img_hdr_section_info->sections_offset = (void*)img_hdr_sections - (void*)img_hdr_head;
+
+/* chksum = (struct nsp_img_hdr_chksum *)
+ ((unsigned int)image_hdr + header_size - sizeof(struct nsp_img_hdr_chksum));*/
+
+ /* Open the out file */
+ nsp_image = fopen(filen_out,"wb+");
+ if(nsp_image==NULL) {
+ printf("ERROR: can't open %s for writing.\n", filen_out);
+ return -1;
+ }
+
+ /* Skip image header. We'll come back to it after we've written out the images. */
+ fseek(nsp_image,header_size,SEEK_SET);
+ total = ftell(nsp_image);
+ total = header_size;
+ printf("total=%x\n",total);
+ {
+ int align;
+ int padding;
+ char * buf;
+ align = (header_version==1?0x10000:0x4000);
+ if(align==0) {
+ /* The user indicated no padding */
+ padding = 0;
+ } else {
+ /* Calculate number padding bytes */
+ if((total %align) ==0)
+ padding=0;
+ else
+ padding = align - (total % align);
+ }
+ if(padding>0)
+ {
+ buf=malloc(padding);
+ memset(buf, 0xff, padding);
+ if(fwrite((void*)buf,1,padding,nsp_image)!=padding) {
+ printf("ERROR: can't write to %s.\n", filen_out);
+ free(buf);
+ return -1;
+ }
+ free(buf);
+
+ }
+ total+=padding;
+
+
+ }
+ /* Write out all specified images (with -i option) */
+ for(i=0; i < num_sects; i++) {
+ char* file_name; /* input file name */
+ FILE* filep; /* input file pointer */
+ int padding; /* number of padding bytes to prepend */
+ int align; /* align factor from command line */
+ int result; /* intermediate result */
+ char * buf;
+
+ /* Open the specified image for reading */
+ file_name = argv[cmdline_getarg(cmdline_getarg_list('i'),i)];
+ filep = fopen(file_name, "rb");
+ if(filep==NULL) {
+ printf("ERROR: can't open file %s for reading.\n", file_name);
+ return -1;
+ }
+ section->flags = ~0x00;
+ /* Determine file size */
+ fseek(filep,0,SEEK_END);
+ section->raw_size=ftell(filep);
+ fseek(filep,0,SEEK_SET);
+ cs_calc_sum(filep,(unsigned long *)§ion->chksum,0);
+ fseek(filep,0,SEEK_SET);
+
+ /* Retrieve the alignment constant */
+ /* Set image offset from the beginning of the out file */
+ section->offset=total;// + padding;
+
+ //total += padding;
+
+ /* Copy the image file into nsp_image */
+ count = section->raw_size;
+ buf=malloc(count);
+ result=fread(buf, 1, count, filep);
+ fwrite(buf, 1, result, nsp_image);
+ free(buf);
+
+ /* HACK: This is a hack to get the names and types to the files.
+ TODO: Fix this to be a real method */
+ if(i==0){
+ section->type=NSP_IMG_SECTION_TYPE_KERNEL;
+ strncpy(section->name, "kernel", 16);
+ } else if(i==1){
+ section->type=NSP_IMG_SECTION_TYPE_FILESYSTEM_ROOT;
+ strncpy(section->name, "root", 16);
+ }
+
+ /* Account for the total */
+ align = strtoul(argv[cmdline_getarg(cmdline_getarg_list('a'),i)],NULL,0);
+ if(i==0){
+ if(align==0 || (((section->raw_size+ section->offset)%align)==0))
+ padding=0;
+ else
+ padding = align - ((section->raw_size+ section->offset) % align);
+
+ section->total_size=section->raw_size + padding;
+ }
+ else{
+ #define EXTRA_BLOCK 0x10000
+ unsigned int squash_padding;
+ squash_padding = EXTRA_BLOCK - section->raw_size % EXTRA_BLOCK;
+ buf=malloc(EXTRA_BLOCK + 4);
+ memset(buf, 0, squash_padding);
+ fwrite(buf, 1, squash_padding, nsp_image);
+ memset(buf, 0, EXTRA_BLOCK + 4);
+ *((unsigned int *)buf)=0xdec0adde;
+ *((unsigned int *)(buf+EXTRA_BLOCK))=0xdec0adde;
+ fwrite(buf, 1, EXTRA_BLOCK+4, nsp_image);
+ free(buf);
+
+ if(align==0 || (((section->raw_size + (EXTRA_BLOCK + 4 + squash_padding)) %align)==0))
+ padding=0;
+ else
+ padding = align - ((section->raw_size + (EXTRA_BLOCK + 4 + squash_padding)) % align);
+ section->total_size=section->raw_size + (EXTRA_BLOCK + 4 + squash_padding) + padding;
+ }
+ if(padding>0){
+ buf=malloc(padding);
+ memset(buf, 0xff, padding);
+ fwrite(buf, 1, padding, nsp_image);
+ free(buf);
+ }
+ printf("*****padding is %d\ttotal_size=%d\traw_size=%d\n",padding, section->total_size, section->raw_size);
+
+ //total += section->raw_size;
+ total = section->total_size + section->offset;
+ printf("total=0x%x\n",total);
+ /* Close the input file */
+ fclose(filep);
+
+ /* Move the section pointer to the next slot */
+ section++;
+ }
+
+ /* Take care of the NSP image header fields */
+
+ /* head fields */
+ img_hdr_head->magic = NSP_IMG_MAGIC_NUMBER;
+ img_hdr_head->boot_offset = img_hdr_sections->offset;
+ img_hdr_head->flags = ~0x00; /* Set to all 1's */
+
+ if(cmdline_getopt_count('b'))
+ img_hdr_head->flags &= ~(NSP_IMG_FLAG_FAILBACK_5 | NSP_IMG_FLAG_FAILBACK_1);
+
+ if(cmdline_getopt_count('f'))
+ img_hdr_head->flags = strtoul(argv[cmdline_getarg(cmdline_getarg_list('f'),0)], 0, 16);
+
+#if 0
+ img_hdr_head->hdr_version = 2;
+ img_hdr_head->hdr_size = header_size;
+#endif
+
+ if(cmdline_getopt_count('p'))
+ img_hdr_head->prod_id = strtoul(argv[cmdline_getarg(cmdline_getarg_list('p'),0)], 0, 16);
+ else
+ img_hdr_head->prod_id = 0x4C575943;
+
+ if(cmdline_getopt_count('r'))
+ img_hdr_head->rel_id = strtoul(argv[cmdline_getarg(cmdline_getarg_list('r'),0)], 0, 0);
+ else
+ img_hdr_head->rel_id = 0x10203040;
+
+ if(cmdline_getopt_count('s'))
+ img_hdr_head->version = strtoul(argv[cmdline_getarg(cmdline_getarg_list('s'),0)], 0, 0);
+ else
+ img_hdr_head->version = 0x0b040000;
+ img_hdr_head->image_size = total;
+#if 0
+ img_hdr_head->info_offset = (unsigned int)(&(image_hdr->info)) -
+ (unsigned int)image_hdr;
+ img_hdr_head->sect_info_offset= (unsigned int)(&(image_hdr->sect_info)) -
+ (unsigned int)image_hdr;
+#endif
+// image_hdr->head.chksum_offset = (unsigned int)chksum - (unsigned int)image_hdr;
+ img_hdr_head->chksum_offset = 0xffffffff;
+// image_hdr->head.pad1 = 0xffffffff;
+ /* info fields */
+ /* TODO: Fix. Do nothing yet */
+// strncpy(nsp_img_hdr.id.prod_info,NSP_PRODINFO_STRING,sizeof(NSP_PRODINFO_STRING));
+ strcpy(img_hdr_info->image_filename, (const char *)basename(filen_out));
+ /* section fields */
+#if 0
+ img_hdr_section_info->num_sects= num_sects;
+ img_hdr_section_info->sect_size= sizeof(struct nsp_img_hdr_sections);
+ img_hdr_section_info->sections_offset= (unsigned int)(&(image_hdr->sections)) -
+ (unsigned int)image_hdr;
+#endif
+
+ /* Calculate checksum(s) */
+#if 0
+ chksum->hdr_chksum = cs_calc_buf_sum((char*)image_hdr,
+ header_size - sizeof(struct nsp_img_hdr_chksum));
+#endif
+ /* Write out the NSP header. */
+ fseek(nsp_image,0,SEEK_SET);
+ count = fwrite((void*)img_hdr_head, header_size, 1, nsp_image);
+ if(count!=1) {
+ printf("ERROR: can't write to %s.\n", filen_out);
+ return -1;
+ }
+
+ /* Check if -v option was specified (no arg needed) */
+ if(cmdline_getopt_count('v') > 0)
+ {
+ struct nsp_img_hdr_head head;
+ struct nsp_img_hdr *hdr;
+
+ /* Rewind the file back to the beginning */
+ fseek(nsp_image,0,SEEK_SET);
+
+ /* Read header from the file */
+ fread((void*)&head, sizeof(struct nsp_img_hdr_head),
+ 1, nsp_image);
+
+ /* Get memory to store the complete header */
+ hdr = (struct nsp_img_hdr *)malloc(head.hdr_size);
+
+ /* Read header from the file */
+ fseek(nsp_image,0,SEEK_SET);
+ fread((void*)hdr, head.hdr_size, 1, nsp_image);
+
+ /* Print it out */
+ mknspimg_print_hdr(hdr);
+ printf("Generated total %d bytes\n",total);
+ free(hdr);
+ }
+
+ free(img_hdr_head);
+
+ {
+ struct checksumrecord cr;
+ cr.magic=CKSUM_MAGIC_NUMBER;
+ cs_calc_sum(nsp_image, (unsigned long *)&cr.chksum, 0);
+ fseek(nsp_image,0, SEEK_END);
+ fwrite(&cr, 1, sizeof(cr), nsp_image);
+ }
+ {
+ FILE * non_web;
+ char fname[256];
+ char * img_buf;
+ unsigned int len;
+ strcpy(fname, filen_out);
+ strcat(fname, ".non_web");
+ non_web = fopen(fname,"wb+");
+ fseek(nsp_image, 0, SEEK_END);
+ len = ftell(nsp_image);
+ img_buf=malloc(len);
+ fseek(nsp_image, 0, SEEK_SET);
+ fread(img_buf, 1, len, nsp_image);
+ img_buf[0xb] = 0x17;
+ fwrite(img_buf, 1, len-sizeof(struct checksumrecord), non_web);
+ fclose(non_web);
+ free(img_buf);
+ }
+ /* Close NSP image file */
+ fclose(nsp_image);
+
+ /* return result */
+ return(0);
+}
+
+#ifdef DMALLOC
+#include <dmalloc.h>
+#endif /* DMALLOC */
+
+#define BUFLEN (1 << 16)
+
+static unsigned long crctab[256] =
+{
+ 0x0,
+ 0x04C11DB7, 0x09823B6E, 0x0D4326D9, 0x130476DC, 0x17C56B6B,
+ 0x1A864DB2, 0x1E475005, 0x2608EDB8, 0x22C9F00F, 0x2F8AD6D6,
+ 0x2B4BCB61, 0x350C9B64, 0x31CD86D3, 0x3C8EA00A, 0x384FBDBD,
+ 0x4C11DB70, 0x48D0C6C7, 0x4593E01E, 0x4152FDA9, 0x5F15ADAC,
+ 0x5BD4B01B, 0x569796C2, 0x52568B75, 0x6A1936C8, 0x6ED82B7F,
+ 0x639B0DA6, 0x675A1011, 0x791D4014, 0x7DDC5DA3, 0x709F7B7A,
+ 0x745E66CD, 0x9823B6E0, 0x9CE2AB57, 0x91A18D8E, 0x95609039,
+ 0x8B27C03C, 0x8FE6DD8B, 0x82A5FB52, 0x8664E6E5, 0xBE2B5B58,
+ 0xBAEA46EF, 0xB7A96036, 0xB3687D81, 0xAD2F2D84, 0xA9EE3033,
+ 0xA4AD16EA, 0xA06C0B5D, 0xD4326D90, 0xD0F37027, 0xDDB056FE,
+ 0xD9714B49, 0xC7361B4C, 0xC3F706FB, 0xCEB42022, 0xCA753D95,
+ 0xF23A8028, 0xF6FB9D9F, 0xFBB8BB46, 0xFF79A6F1, 0xE13EF6F4,
+ 0xE5FFEB43, 0xE8BCCD9A, 0xEC7DD02D, 0x34867077, 0x30476DC0,
+ 0x3D044B19, 0x39C556AE, 0x278206AB, 0x23431B1C, 0x2E003DC5,
+ 0x2AC12072, 0x128E9DCF, 0x164F8078, 0x1B0CA6A1, 0x1FCDBB16,
+ 0x018AEB13, 0x054BF6A4, 0x0808D07D, 0x0CC9CDCA, 0x7897AB07,
+ 0x7C56B6B0, 0x71159069, 0x75D48DDE, 0x6B93DDDB, 0x6F52C06C,
+ 0x6211E6B5, 0x66D0FB02, 0x5E9F46BF, 0x5A5E5B08, 0x571D7DD1,
+ 0x53DC6066, 0x4D9B3063, 0x495A2DD4, 0x44190B0D, 0x40D816BA,
+ 0xACA5C697, 0xA864DB20, 0xA527FDF9, 0xA1E6E04E, 0xBFA1B04B,
+ 0xBB60ADFC, 0xB6238B25, 0xB2E29692, 0x8AAD2B2F, 0x8E6C3698,
+ 0x832F1041, 0x87EE0DF6, 0x99A95DF3, 0x9D684044, 0x902B669D,
+ 0x94EA7B2A, 0xE0B41DE7, 0xE4750050, 0xE9362689, 0xEDF73B3E,
+ 0xF3B06B3B, 0xF771768C, 0xFA325055, 0xFEF34DE2, 0xC6BCF05F,
+ 0xC27DEDE8, 0xCF3ECB31, 0xCBFFD686, 0xD5B88683, 0xD1799B34,
+ 0xDC3ABDED, 0xD8FBA05A, 0x690CE0EE, 0x6DCDFD59, 0x608EDB80,
+ 0x644FC637, 0x7A089632, 0x7EC98B85, 0x738AAD5C, 0x774BB0EB,
+ 0x4F040D56, 0x4BC510E1, 0x46863638, 0x42472B8F, 0x5C007B8A,
+ 0x58C1663D, 0x558240E4, 0x51435D53, 0x251D3B9E, 0x21DC2629,
+ 0x2C9F00F0, 0x285E1D47, 0x36194D42, 0x32D850F5, 0x3F9B762C,
+ 0x3B5A6B9B, 0x0315D626, 0x07D4CB91, 0x0A97ED48, 0x0E56F0FF,
+ 0x1011A0FA, 0x14D0BD4D, 0x19939B94, 0x1D528623, 0xF12F560E,
+ 0xF5EE4BB9, 0xF8AD6D60, 0xFC6C70D7, 0xE22B20D2, 0xE6EA3D65,
+ 0xEBA91BBC, 0xEF68060B, 0xD727BBB6, 0xD3E6A601, 0xDEA580D8,
+ 0xDA649D6F, 0xC423CD6A, 0xC0E2D0DD, 0xCDA1F604, 0xC960EBB3,
+ 0xBD3E8D7E, 0xB9FF90C9, 0xB4BCB610, 0xB07DABA7, 0xAE3AFBA2,
+ 0xAAFBE615, 0xA7B8C0CC, 0xA379DD7B, 0x9B3660C6, 0x9FF77D71,
+ 0x92B45BA8, 0x9675461F, 0x8832161A, 0x8CF30BAD, 0x81B02D74,
+ 0x857130C3, 0x5D8A9099, 0x594B8D2E, 0x5408ABF7, 0x50C9B640,
+ 0x4E8EE645, 0x4A4FFBF2, 0x470CDD2B, 0x43CDC09C, 0x7B827D21,
+ 0x7F436096, 0x7200464F, 0x76C15BF8, 0x68860BFD, 0x6C47164A,
+ 0x61043093, 0x65C52D24, 0x119B4BE9, 0x155A565E, 0x18197087,
+ 0x1CD86D30, 0x029F3D35, 0x065E2082, 0x0B1D065B, 0x0FDC1BEC,
+ 0x3793A651, 0x3352BBE6, 0x3E119D3F, 0x3AD08088, 0x2497D08D,
+ 0x2056CD3A, 0x2D15EBE3, 0x29D4F654, 0xC5A92679, 0xC1683BCE,
+ 0xCC2B1D17, 0xC8EA00A0, 0xD6AD50A5, 0xD26C4D12, 0xDF2F6BCB,
+ 0xDBEE767C, 0xE3A1CBC1, 0xE760D676, 0xEA23F0AF, 0xEEE2ED18,
+ 0xF0A5BD1D, 0xF464A0AA, 0xF9278673, 0xFDE69BC4, 0x89B8FD09,
+ 0x8D79E0BE, 0x803AC667, 0x84FBDBD0, 0x9ABC8BD5, 0x9E7D9662,
+ 0x933EB0BB, 0x97FFAD0C, 0xAFB010B1, 0xAB710D06, 0xA6322BDF,
+ 0xA2F33668, 0xBCB4666D, 0xB8757BDA, 0xB5365D03, 0xB1F740B4
+};
+
+int cs_is_tagged(FILE *fp)
+{
+ char buf[8];
+
+ fseek(fp, -8, SEEK_END);
+ fread(buf, 8, 1, fp);
+ if(*(unsigned long*)buf == CKSUM_MAGIC_NUMBER)
+ return 1;
+ return 0;
+}
+
+unsigned long cs_read_sum(FILE *fp)
+{
+ char buf[8];
+
+ fseek(fp, -8, SEEK_END);
+ fread(buf, 8, 1, fp);
+ return *((unsigned long*)&buf[4]);
+}
+
+int cs_calc_sum(FILE *fp, unsigned long *res, int tagged)
+{
+ unsigned char buf[BUFLEN];
+ unsigned long crc = 0;
+ uintmax_t length = 0;
+ size_t bytes_read;
+
+ fseek(fp, 0, SEEK_SET);
+
+ while((bytes_read = fread(buf, 1, BUFLEN, fp)) > 0)
+ {
+ unsigned char *cp = buf;
+
+ if(length + bytes_read < length)
+ return 0;
+
+ if(bytes_read != BUFLEN && tagged)
+ bytes_read -= 8;
+
+ length += bytes_read;
+ while(bytes_read--)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ *cp++) & 0xFF];
+ }
+
+ if(ferror(fp))
+ return 0;
+
+ for(; length; length >>= 8)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ length) & 0xFF];
+
+ crc = ~crc & 0xFFFFFFFF;
+
+ *res = crc;
+
+ return 1;
+}
+
+unsigned long cs_calc_buf_sum(char *buf, int size)
+{
+ unsigned long crc = 0;
+ char *cp = buf;
+ unsigned long length = size;
+
+ while(size--)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ *cp++) & 0xFF];
+
+ for(; length; length >>= 8)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ length) & 0xFF];
+
+ crc = ~crc & 0xFFFFFFFF;
+
+ return crc;
+}
+
+unsigned long cs_calc_buf_sum_ds(char *buf, int buf_size, char *sign, int sign_len)
+{
+ unsigned long crc = 0;
+ char *cp = buf;
+ unsigned long length = buf_size+sign_len;
+
+ while(buf_size--)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ *cp++) & 0xFF];
+
+ cp = sign;
+ while(sign_len--)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ *cp++) & 0xFF];
+
+
+ for(; length; length >>= 8)
+ crc =(crc << 8) ^ crctab[((crc >> 24) ^ length) & 0xFF];
+
+ crc = ~crc & 0xFFFFFFFF;
+
+ return crc;
+}
+
+int cs_set_sum(FILE *fp, unsigned long sum, int tagged)
+{
+ unsigned long magic = CKSUM_MAGIC_NUMBER;
+
+ if(tagged)
+ fseek(fp, -8, SEEK_END);
+ else
+ fseek(fp, 0, SEEK_END);
+
+ if(fwrite(&magic, 1, 4, fp) < 4)
+ return 0;
+ if(fwrite(&sum, 1, 4, fp) < 4)
+ return 0;
+
+ return 1;
+}
+
+void cs_get_sum(FILE *fp, unsigned long *sum)
+{
+ unsigned long magic = 0;
+
+ fseek(fp, -8, SEEK_END);
+
+ fread(&magic, 4, 1, fp);
+ fread(sum, 4, 1, fp);
+}
+
+int cs_validate_file(char *filename)
+{
+ FILE *pFile = NULL;
+ unsigned long sum = 0, res = 0;
+
+ if((pFile = fopen(filename, "r")) == NULL)
+ return 0;
+
+ if(!cs_is_tagged(pFile))
+ {
+ fclose(pFile);
+ return 0;
+ }
+ if(!cs_calc_sum(pFile, &sum, 1))
+ {
+ fclose(pFile);
+ return 0;
+ }
+ cs_get_sum(pFile, &res);
+ fclose(pFile);
+
+ if(sum != res)
+ return 0;
+ return 1;
+}
+
+/* ********* Library internal data ********* */
+#define CMDLINE_TRUE 1
+#define CMDLINE_FALSE 0
+
+typedef enum CMDLINE_ERR
+{
+ CMDLINE_ERR_OK = 0, /* No Error (OK) */
+ CMDLINE_ERR_ERROR = -1, /* Unspecified error */
+ CMDLINE_ERR_INVKEY = -3, /* Invalid option key */
+ CMDLINE_ERR_MANYARG = -4, /* Too many arguments */
+ CMDLINE_ERR_FEWARG = -5, /* Too few arguments */
+ CMDLINE_ERR_ILLOPT = -6, /* Option not allowed (illegal option) */
+ CMDLINE_ERR_NOMEM = -7, /* No memory */
+ CMDLINE_ERR_OPTMIS = -8 /* A mandatory option is missing */
+} CMDLINE_ERR;
+
+/* Argument list */
+typedef struct CMDLINE_ARG
+{
+ int index; /* Index of the argument in the command line */
+ struct CMDLINE_ARG* p_next; /* Next node in the linked list */
+} CMDLINE_ARG;
+
+/* Master control block for an option */
+typedef struct CMDLINE_ARGS
+{
+ int argc; /* Total count of arguments found */
+ int optc; /* Total count of options found */
+ CMDLINE_ARG* list; /* Argument list */
+} CMDLINE_ARGS;
+
+/* Master control block for all found arguments */
+typedef struct CMDLINE_DATA
+{
+ CMDLINE_ARGS opt_args[26]; /* Array of MCBs for each option ('a' through 'z') */
+ CMDLINE_ARGS glb_args; /* Global arguments */
+ int parsed; /* Internal flag to prevent client calls if library is not initialized */
+} CMDLINE_DATA;
+
+/* ********* Local Data ********* */
+static CMDLINE_CFG cmdline_cfg;
+static CMDLINE_DATA cmdline_data;
+
+char* cmdline_errmsg = "CMDLINE ERROR";
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+void* cmdline_getarg_list(char opt)
+{
+ int index = (opt - 'a');
+
+ /* Check the validity of the index */
+ if((index < 0) || (index > 25))
+ {
+ /* ERROR: Wrong option */
+ return NULL;
+ }
+
+ /* Return a pointer to the ARGS control structure */
+ return((void*)(&cmdline_data.opt_args[index]));
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+int cmdline_getarg_count(void* list)
+{
+ CMDLINE_ARGS* p_args = (CMDLINE_ARGS*)list;
+
+ /* Return number of arguments for this option */
+ return(p_args->argc);
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+int cmdline_getopt_count(char opt)
+{
+ int index;
+
+ /* Calculate index value */
+ index = opt - 'a';
+ if(index < 0 || index > 25) return -1;
+
+ /* Return number of arguments for this option */
+ return(cmdline_data.opt_args[index].optc);
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+int cmdline_getarg(void* list, int num)
+{
+ int i;
+ CMDLINE_ARGS* p_args = (CMDLINE_ARGS*)list;
+ CMDLINE_ARG* p_arg;
+
+ /* Search the 'num' argument in the list for this option */
+ for(i=0,p_arg=p_args->list; (p_arg!=NULL) && (i<p_args->argc); i++, p_arg=p_arg->p_next)
+ {
+ /* if num matches i, we found it */
+ if(i==num) return(p_arg->index);
+ }
+ /* We did not find the specified argument or the list was empty */
+ return -1;
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+int cmdline_configure(CMDLINE_CFG* p_cfg)
+{
+ /* reset global data */
+ memset(&cmdline_cfg,0,sizeof(cmdline_cfg));
+ memset(&cmdline_data,0,sizeof(cmdline_data));
+
+ /* Copy the user's config structure */
+ cmdline_cfg = *p_cfg;
+ return 0;
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+char* cmdline_error(int err)
+{
+ /* TODO: implement a table of error messages */
+ return(cmdline_errmsg);
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+static void cmdline_print_args(CMDLINE_ARGS* p_arglist, char* argv[])
+{
+ CMDLINE_ARG* p_arg;
+
+ printf(" Number of times option was specified: %d\n", p_arglist->optc);
+ printf(" Number of Arguments: %d\n", p_arglist->argc);
+
+ if(p_arglist->argc > 0)
+ {
+ printf(" Argument List: ");
+
+ for(p_arg=p_arglist->list; p_arg != NULL; p_arg=p_arg->p_next)
+ printf("%s ", argv[p_arg->index]);
+ }
+
+ printf("\n");
+}
+
+/* ***************************************************************
+* Print all found command line options and their arguments
+****************************************************************** */
+void cmdline_print(char* argv[])
+{
+ int i;
+
+ /* Check if the command line was parsed */
+ if(cmdline_data.parsed != CMDLINE_TRUE)
+ {
+ printf("The command line has not been parsed yet.\n");
+ return;
+ }
+
+ /* Print out option arguments */
+ for( i = 0; i < 26; i++ )
+ {
+ /* Check if the option was specified */
+ if(cmdline_data.opt_args[i].optc !=0 )
+ {
+ /* Print out option name and arguments */
+ printf("Option: -%c\n", (char)('a'+i));
+ cmdline_print_args(&(cmdline_data.opt_args[i]), argv);
+ }
+ }
+
+ /* Print out global arguments */
+ printf("Global arguments:\n");
+ cmdline_print_args(&(cmdline_data.glb_args), argv);
+}
+
+/* ***************************************************************
+* Print configuration
+****************************************************************** */
+void cmdline_print_cfg(void)
+{
+
+}
+
+static void cmdline_argadd(CMDLINE_ARGS* p_arglist, CMDLINE_ARG* p_arg)
+{
+ CMDLINE_ARG* p_list;
+ CMDLINE_ARG* p_prev=NULL;
+
+ /* See if we had anything in the list */
+ if(p_arglist->argc == 0)
+ {
+ /* Link the argument in */
+ p_arglist->list = p_arg;
+ }
+ else
+ {
+ /* Find the tail of the list */
+ for(p_list=p_arglist->list; p_list != NULL; p_list=p_list->p_next)
+ p_prev = p_list;
+
+ /* Link the argument in */
+ p_prev->p_next=p_arg;
+ }
+
+ /* Keep track of arg number */
+ p_arglist->argc++;
+}
+
+/* ***************************************************************
+* cmdline_read()
+* Read and parse command line arguments
+****************************************************************** */
+int cmdline_read(int argc, char* argv[])
+{
+ int i, option=0;
+
+ /* Process every command line argument in argv[] array */
+ for( i = 1; i < argc; i++ )
+ {
+ /* Does the argument start with a dash? */
+ if( *argv[i] == '-' )
+ {
+ /* The argument must be two characters: a dash, and a letter */
+ if( strlen(argv[i]) != 2 )
+ {
+ /* ERROR: option syntax (needs to be a dash and one letter) */
+ return(CMDLINE_ERR_ERROR);
+ }
+
+ /* Check validity of the option key ('a' through 'z') */
+ if( ((*(argv[i] + 1)) < 'a') || ((*(argv[i] + 1)) > 'z') )
+ {
+ /* ERROR: option sysntax (invalid option key) */
+ return(CMDLINE_ERR_INVKEY);
+ }
+
+ /* Calculate the option index */
+ option = (*(argv[i] + 1)) - 'a';
+ if((option < 0) || (option > 25)) return(CMDLINE_ERR_INVKEY);
+
+ /* Check to see if the option is allowed */
+ if( cmdline_cfg.opts[option].flags & CMDLINE_OPTFLAG_ALLOW )
+ {
+ /* Option allowed. */
+ cmdline_data.opt_args[option].optc++;
+ continue;
+ }
+ else
+ {
+ /* ERROR: Option is not allowed */
+ return(CMDLINE_ERR_ILLOPT);
+ }
+ }
+ else
+ {
+ /* Read the arguments for the option */
+ CMDLINE_ARG* p_arg;
+
+ /* Allocate space for the argument node */
+ p_arg = (CMDLINE_ARG*)calloc(1,sizeof(CMDLINE_ARG));
+ if( p_arg== NULL )
+ {
+ /* ERROR: Can't allocate memory for the argument index */
+ return(CMDLINE_ERR_NOMEM);
+ }
+
+ /* Initialize the argument */
+ p_arg->index = i;
+ p_arg->p_next = NULL;
+
+ /* Check if we can add to the list of arguments for this option */
+ if( (option < 0) /* Do we have to add to the global list? */
+ || (cmdline_data.opt_args[option].argc == cmdline_cfg.opts[option].max) /* Did we reach MAX arguments? */
+ )
+ {
+ /* This option does not require arguments. Keep the argument in the global list. */
+ cmdline_argadd(&(cmdline_data.glb_args), p_arg);
+ continue;
+ }
+ else
+ {
+ /* See if the current count has reached max for this option */
+ if( cmdline_data.opt_args[option].argc == cmdline_cfg.opts[option].max )
+ {
+ /* ERROR: too many arguments for an option */
+ return(CMDLINE_ERR_MANYARG);
+ }
+ else
+ {
+ /* Link the argument to the arg list of the option */
+ cmdline_argadd(&(cmdline_data.opt_args[option]), p_arg);
+ continue;
+ }
+ }
+ }
+ }
+
+ /* ****** We read the complete command line. See if what we collected matches the configuration ******* */
+
+ /* Check every collected option against its configuration */
+ for( i=0; i < 26; i++ )
+ {
+ /* Check if this option was allowed */
+ if(cmdline_cfg.opts[i].flags & CMDLINE_OPTFLAG_ALLOW)
+ {
+ /* See if it was mandatory */
+ if(cmdline_cfg.opts[i].flags & CMDLINE_OPTFLAG_MANDAT)
+ {
+ /* Check if we really collected this option on the command line. */
+ if(cmdline_data.opt_args[i].optc == 0)
+ {
+ /* ERROR: a missing mandatory option */
+ return(CMDLINE_ERR_OPTMIS);
+ }
+ else
+ {
+ /* Option was there. Check how many args we got for it. */
+ if(cmdline_data.opt_args[i].argc < cmdline_cfg.opts[i].min)
+ {
+ /* ERROR: too few arguments for an option */
+ return(CMDLINE_ERR_FEWARG);
+ }
+ else
+ {
+ /* This mandatory option was proper. */
+ continue;
+ }
+ }
+ }
+ else /* This is non-mandatory option: */
+ {
+ /* Check if the option was specified on the command line */
+ if(cmdline_data.opt_args[i].optc == 0)
+ {
+ /* option wasn't specified, go to the next */
+ continue;
+ }
+ else
+ {
+ /* Option was there. Check how many args we collected for it. */
+ if(cmdline_data.opt_args[i].argc < cmdline_cfg.opts[i].min)
+ {
+ /* ERROR: too few arguments for a non-mandatory option */
+ return(CMDLINE_ERR_FEWARG);
+ }
+ else
+ {
+ /* This non-mandatory option was proper. */
+ continue;
+ }
+ }
+ }
+ }
+ else /* Option was not allowed. */
+ {
+ /* We should not get here as the non-allowed options should have been
+ trapped eariler. */
+ }
+ }
+
+ /* Command line was proper as far as the number of options and their arguments */
+ cmdline_data.parsed = CMDLINE_TRUE;
+ return(CMDLINE_ERR_OK);
+}
projects / openwrt / staging / lynxis.git / commitdiff