/* * Copyright (c) International Business Machines Corp., 2006 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <stdlib.h> #include <stdint.h> #include <stdio.h> #include <string.h> #include <errno.h> #include <assert.h> #include "peb.h" int peb_cmp(peb_t eb_1, peb_t eb_2) { assert(eb_1); assert(eb_2); return eb_1->num == eb_2->num ? 0 : eb_1->num > eb_2->num ? 1 : -1; } int peb_new(uint32_t eb_num, uint32_t eb_size, peb_t *peb) { int rc = 0; peb_t res = (peb_t) malloc(sizeof(struct peb)); if (!res) { rc = -ENOMEM; goto err; } res->num = eb_num; res->size = eb_size; res->data = (uint8_t*) malloc(res->size * sizeof(uint8_t)); if (!res->data) { rc = -ENOMEM; goto err; } memset(res->data, 0xff, res->size); *peb = res; return 0; err: if (res) { if (res->data) free(res->data); free(res); } *peb = NULL; return rc; } int peb_fill(peb_t peb, uint8_t* buf, size_t buf_size) { if (!peb) return -EINVAL; if (buf_size > peb->size) return -EINVAL; memcpy(peb->data, buf, buf_size); return 0; } int peb_write(FILE* fp_out, peb_t peb) { size_t written = 0; if (peb == NULL) return -EINVAL; written = fwrite(peb->data, 1, peb->size, fp_out); if (written != peb->size) return -EIO; return 0; } int peb_free(peb_t* peb) { peb_t tmp = *peb; if (tmp) { if (tmp->data) free(tmp->data); free(tmp); } *peb = NULL; return 0; } void peb_dump(FILE* fp_out, peb_t peb) { fprintf(fp_out, "num: %08d\tsize: 0x%08x\n", peb->num, peb->size); }