/* -*- mode: C; c-basic-offset: 4 -*- */
#ident "Copyright (c) 2007, 2008 Tokutek Inc.  All rights reserved."

/* Dump the log from stdin to stdout. */

#include "includes.h"

#if 0
static u_int32_t crc=0;
static u_int32_t actual_len=0;

static int get_char(void) {
    int v = getchar();
    if (v==EOF) return v;
    unsigned char c = v;
    crc=toku_crc32(crc, &c, 1);
    actual_len++;
    return v;
}

static u_int32_t get_uint32 (void) {
    u_int32_t a = get_char();
    u_int32_t b = get_char();
    u_int32_t c = get_char();
    u_int32_t d = get_char();
    return (a<<24)|(b<<16)|(c<<8)|d;
}

static u_int64_t get_uint64 (void) {
    u_int32_t hi = get_uint32();
    u_int32_t lo = get_uint32();
    return ((((long long)hi) << 32)
	    |
	    lo);
}

static void transcribe_lsn (void) {
    long long value = get_uint64();
    printf(" lsn=%lld", value);
}

static void transcribe_txnid (void) {
    long long value = get_uint64();
    printf(" txnid=%lld", value);
}

static void transcribe_fileid (void) {
    u_int32_t value = get_uint32();
    printf(" fileid=%d", value);
}


static void transcribe_diskoff (void) {
    long long value = get_uint64();
    printf(" diskoff=%lld", value);
}

static void transcribe_crc32 (void) {
    u_int32_t oldcrc=crc;
    u_int32_t l = get_uint32();
    printf(" crc=%08x", l);
    assert(l==oldcrc);
}

static void transcribe_mode (void) {
    u_int32_t value = get_uint32();
    printf(" mode=0%o", value);
}

static void transcribe_filenum(void) {
    u_int32_t value = get_uint32();
    printf(" filenum=%d", value);
}

static u_int32_t len1;
static void transcribe_len1 (void) {
    len1 = get_uint32();
    //printf(" len=%d", len1);
}

static void transcribe_len (void) {
    u_int32_t l = get_uint32();
    printf(" len=%d", l);
    if (l!=actual_len) printf(" actual_len=%d", actual_len);
    assert(l==actual_len);
    assert(len1==actual_len);
}

static void transcribe_key_or_data (char *what) {
    u_int32_t l = get_uint32();
    unsigned int i;
    printf(" %s(%d):\"", what, l);
    for (i=0; i<l; i++) {
	u_int32_t c = get_char();
	if (c=='\\') printf("\\\\");
	else if (c=='\n') printf("\\n");
	else if (c==' ') printf("\\ ");
	else if (c=='"') printf("\"\"");
	else if (isprint(c)) printf("%c", c);
	else printf("\\%02x", c);
    }
    printf("\"");
}
	
static void transcribe_header (void) {
    printf(" {size=%d", get_uint32());
    printf(" flags=%d", get_uint32());
    printf(" nodesize=%d", get_uint32());
    printf(" freelist=%" PRId64, get_uint64());
    printf(" unused_memory=%" PRId64,get_uint64());
    int n_roots=get_uint32();
    printf(" n_named_roots=%d", n_roots);
    if (n_roots>0) {
	abort();
    } else {
	printf(" root=%" PRId64, get_uint64());
    }
    printf("}");
}
#endif

static void newmain (int count) {
    int i;
    u_int32_t version;
    int r = toku_read_and_print_logmagic(stdin, &version);
    for (i=0; i!=count; i++) {
	r = toku_logprint_one_record(stdout, stdin);
	if (r==EOF) break;
	if (r!=0) {
	    fflush(stdout);
	    fprintf(stderr, "Problem in log err=%d\n", r);
	    exit(1);
	}
    }
}

int main (int argc, char *argv[]) {
    int count=-1;
    while (argc>1) {
	if (strcmp(argv[1], "--oldcode")==0) {
	    fprintf(stderr,"Old code no longer works.\n");
	    exit(1);
	} else {
	    count = atoi(argv[1]);
	}
	argc--; argv++;
    }
    newmain(count);
    return 0;
}