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新增方法增加size参数

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Signed-off-by: yuhaoqiang <yuhaoqiang@huawei.com>
This commit is contained in:
yuhaoqiang 2024-09-05 14:58:10 +08:00
parent 124359e9b4
commit 95be8a4abb
1 changed files with 9 additions and 12 deletions
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21
hidebug/frameworks/native/hidebug_base.c
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@ -101,24 +101,21 @@ static void SplitParams(char *input)
}
}
static int QueryParams(const char *queryName, char *result)
static bool QueryParams(const char *queryName, char *result, const uint32_t size)
{
if (result == NULL) {
if (result == NULL || size > PARAM_BUF_LEN) {
return false;
}
#ifdef HIDEBUG_IN_INIT
uint32_t size = PARAM_BUF_LEN;
int retLen = SystemReadParam(queryName, result, &size);
if (retLen != 0 || size <= 0 || size > PARAM_BUF_LEN - 1) {
HIDEBUG_LOGE("failed to read param system param");
uint32_t bufferSize = size;
int retLen = SystemReadParam(queryName, result, &bufferSize);
if (retLen != 0 || bufferSize <= 0 || bufferSize > PARAM_BUF_LEN - 1) {
return false;
}
result[size] = '\0';
result[bufferSize] = '\0';
#else
char defStrValue[PARAM_BUF_LEN] = { 0 };
int retLen = GetParameter(queryName, defStrValue, result, PARAM_BUF_LEN);
int retLen = GetParameter(queryName, NULL, result, size);
if (retLen <= 0 || retLen > PARAM_BUF_LEN - 1) {
HIDEBUG_LOGE("failed to read param system param");
return false;
}
result[retLen] = '\0';
@ -130,7 +127,7 @@ static int QueryHiDebugEnvParams(const char *queryName)
{
g_paramCnt = 0;
char paramOutBuf[PARAM_BUF_LEN] = { 0 };
if (QueryParams(queryName, paramOutBuf)) {
if (QueryParams(queryName, paramOutBuf, PARAM_BUF_LEN)) {
SplitParams(paramOutBuf);
}
return g_paramCnt;
@ -253,7 +250,7 @@ bool InitEnvironmentParam(const char *inputName)
#endif
char paramOutBuf[PARAM_BUF_LEN] = { 0 };
if (!QueryParams("const.debuggable", paramOutBuf) || strcmp(paramOutBuf, "1") != 0) {
if (!QueryParams("const.debuggable", paramOutBuf, PARAM_BUF_LEN) || strcmp(paramOutBuf, "1") != 0) {
return false;
}
errno_t err = 0;