mirror of
https://github.com/MariaDB/server.git
synced 2025-01-22 23:04:20 +01:00
87 lines
1.8 KiB
C
87 lines
1.8 KiB
C
/* Dump the log from stdin to stdout. */
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#include <stdio.h>
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#include "brttypes.h"
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#include "log-internal.h"
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#include <sys/types.h>
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#include <ctype.h>
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#include <stdlib.h>
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u_int32_t get_uint32 (void) {
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u_int32_t a = getchar();
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u_int32_t b = getchar();
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u_int32_t c = getchar();
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u_int32_t d = getchar();
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return (a<<24)|(b<<16)|(c<<8)|d;
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}
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u_int64_t get_uint64 (void) {
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u_int32_t hi = get_uint32();
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u_int32_t lo = get_uint32();
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return ((((long long)hi) << 32)
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lo);
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}
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void transcribe_txnid (void) {
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long long value = get_uint64();
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printf(" txnid=%lld", value);
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}
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void transcribe_diskoff (void) {
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long long value = get_uint64();
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printf(" diskoff=%lld", value);
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}
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void transcribe_key_or_data (char *what) {
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u_int32_t l = get_uint32();
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unsigned int i;
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printf(" %s(%d):\"", what, l);
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for (i=0; i<l; i++) {
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u_int32_t c = getchar();
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if (c=='\\') printf("\\\\");
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else if (c=='\n') printf("\\n");
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else if (c==' ') printf("\\ ");
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else if (c=='"') printf("\"\"");
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else if (isprint(c)) printf("%c", c);
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else printf("\\%02x", c);
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}
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printf("\"");
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}
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int main (int argc __attribute__((__unused__)), char *argv[] __attribute__((__unused__))) {
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int cmd;
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while ((cmd=getchar())!=EOF) {
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switch (cmd) {
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case LT_INSERT_WITH_NO_OVERWRITE:
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printf("INSERT_WITH_NO_OVERWRITE:");
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transcribe_txnid();
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transcribe_diskoff();
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transcribe_key_or_data("key");
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transcribe_key_or_data("data");
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printf("\n");
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break;
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case LT_DELETE:
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printf("DELETE:");
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transcribe_txnid();
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transcribe_diskoff();
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transcribe_key_or_data("key");
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transcribe_key_or_data("data");
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printf("\n");
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break;
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case LT_COMMIT:
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printf("COMMIT:");
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transcribe_txnid();
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printf("\n");
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break;
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default:
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printf("Huh?");
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abort();
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}
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}
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return 0;
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}
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