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fix memory error

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This commit is contained in:
merlokk
2018-11-29 22:06:49 +02:00
parent 0b5ee43392
commit 9584074c00
1 changed files with 13 additions and 11 deletions
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24
client/loclass/fileutils.c
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@@ -36,7 +36,9 @@
****************************************************************************/ ****************************************************************************/
#include "fileutils.h" #include "fileutils.h"
#ifndef ON_DEVICE #ifndef ON_DEVICE
#define PATH_MAX_LENGTH 100
/** /**
* @brief checks if a file exists * @brief checks if a file exists
@@ -160,7 +162,7 @@ int saveFileJSON(const char *preferredName, const char *suffix, JSONFileType fty
case jsfCardMemory: case jsfCardMemory:
JsonSaveStr(root, "FileType", "mfcard"); JsonSaveStr(root, "FileType", "mfcard");
for (int i = 0; i < (datalen / 16); i++) { for (int i = 0; i < (datalen / 16); i++) {
char path[30] = {0}; char path[PATH_MAX_LENGTH] = {0};
sprintf(path, "$.blocks.%d", i); sprintf(path, "$.blocks.%d", i);
JsonSaveBufAsHexCompact(root, path, &data[i * 16], 16); JsonSaveBufAsHexCompact(root, path, &data[i * 16], 16);
@@ -171,18 +173,18 @@ int saveFileJSON(const char *preferredName, const char *suffix, JSONFileType fty
} }
if (mfIsSectorTrailer(i)) { if (mfIsSectorTrailer(i)) {
char patha[30] = {0}; memset(path, 0x00, sizeof(path));
sprintf(patha, "$.SectorKeys.%d.KeyA", mfSectorNum(i)); sprintf(path, "$.SectorKeys.%d.KeyA", mfSectorNum(i));
JsonSaveBufAsHexCompact(root, patha, &data[i * 16], 6); JsonSaveBufAsHexCompact(root, path, &data[i * 16], 6);
char pathb[30] = {0}; memset(path, 0x00, sizeof(path));
sprintf(pathb, "$.SectorKeys.%d.KeyB", mfSectorNum(i)); sprintf(path, "$.SectorKeys.%d.KeyB", mfSectorNum(i));
JsonSaveBufAsHexCompact(root, pathb, &data[i * 16 + 10], 6); JsonSaveBufAsHexCompact(root, path, &data[i * 16 + 10], 6);
char pathc[30] = {0}; memset(path, 0x00, sizeof(path));
uint8_t *adata = &data[i * 16 + 6]; uint8_t *adata = &data[i * 16 + 6];
sprintf(pathc, "$.SectorKeys.%d.AccessConditions", mfSectorNum(i)); sprintf(path, "$.SectorKeys.%d.AccessConditions", mfSectorNum(i));
JsonSaveBufAsHexCompact(root, pathc, &data[i * 16 + 6], 4); JsonSaveBufAsHexCompact(root, path, &data[i * 16 + 6], 4);
memset(path, 0x00, sizeof(path)); memset(path, 0x00, sizeof(path));
sprintf(path, "$.SectorKeys.%d.AccessConditionsText.block%d", mfSectorNum(i), i - 3); sprintf(path, "$.SectorKeys.%d.AccessConditionsText.block%d", mfSectorNum(i), i - 3);