Bug fix: check_media patch_lba0= could install wrong image size
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@ -1989,6 +1989,9 @@ int Xorriso_update_iso_lba0(struct XorrisO *xorriso, int iso_lba, int isosize,
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struct burn_drive_info *dinfo;
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struct burn_drive *drive;
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off_t seek_ret;
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int tag_type;
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uint32_t pos, range_start, range_size, next_tag;
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char md5[16];
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ret= Xorriso_may_burn(xorriso, 0);
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if(ret <= 0)
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@ -2040,6 +2043,14 @@ int Xorriso_update_iso_lba0(struct XorrisO *xorriso, int iso_lba, int isosize,
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
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return(0);
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}
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ret= isoburn_read_iso_head(drive, 0, &isosize, head_buffer, 1 << 13);
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if(ret<=0) {
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Xorriso_process_msg_queues(xorriso,0);
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sprintf(xorriso->info_text,
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"Alleged session start does not like ISO 9660.");
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Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE",0);
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return(0);
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}
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} else {
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ret= isoburn_read_iso_head(drive, iso_lba, &isosize, head_buffer, 2);
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if(ret<=0) {
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@ -2057,6 +2068,22 @@ int Xorriso_update_iso_lba0(struct XorrisO *xorriso, int iso_lba, int isosize,
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for(i=0;i<4;i++)
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headpt[87-i]= headpt[80+i]= (full_size >> (8*i)) & 0xff;
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/* Invalidate eventual libisofs checksum tags */
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/* Look for volume descriptor end */
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for(i= 16; i < 32; i++)
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if(((unsigned char *) head_buffer)[i * 2048] == 0xff &&
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strncmp(head_buffer + i * 2048 + 1, "CD001", 5) == 0)
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break;
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/* Check whether the next one is a libisofs checksum tag */
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if(i < 32) {
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i++;
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ret= iso_util_decode_md5_tag(head_buffer + i * 2048, &tag_type, &pos,
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&range_start, &range_size, &next_tag, md5, 0);
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if(ret != 0) /* corrupted or not: invalidate */
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memset(head_buffer + i * 2048, 0, 8);
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}
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if(job != NULL) {
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seek_ret= lseek(job->data_to_fd, (off_t) 0, SEEK_SET);
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if(seek_ret == -1)
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@ -1 +1 @@
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#define Xorriso_timestamP "2010.06.16.105449"
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#define Xorriso_timestamP "2010.06.16.105652"
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