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Return error if the called path is invalid wildcard path

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This commit is contained in:
Amin Ben Romdhane 2023-03-26 22:13:09 +00:00
parent c6244449c0
commit ea8afbf980
2 changed files with 14 additions and 9 deletions
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9
dmentry.c
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@ -275,15 +275,10 @@ int dm_entry_param_method(struct dmctx *ctx, int cmd, char *inparam, char *arg1,
switch(cmd) {
case CMD_GET_VALUE:
if (ctx->in_param[0] == '.' && DM_STRLEN(ctx->in_param) == 1)
fault = FAULT_9005;
else
fault = dm_entry_get_value(ctx);
fault = dm_entry_get_value(ctx);
break;
case CMD_GET_NAME:
if (ctx->in_param[0] == '.' && DM_STRLEN(ctx->in_param) == 1)
fault = FAULT_9005;
else if (arg1 && string_to_bool(arg1, &ctx->nextlevel) == 0)
if (arg1 && string_to_bool(arg1, &ctx->nextlevel) == 0)
fault = dm_entry_get_name(ctx);
else
fault = FAULT_9003;

14
libbbf_api/dmbbf.c
View file

@ -1296,6 +1296,11 @@ int dm_entry_get_value(struct dmctx *dmctx)
unsigned char findparam_check = 0;
DMOBJ *root = dmctx->dm_entryobj;
DMNODE node = {.current_object = ""};
unsigned int len = DM_STRLEN(dmctx->in_param);
if ((len > 2 && dmctx->in_param[len - 1] == '.' && dmctx->in_param[len - 2] == '*') ||
(dmctx->in_param[0] == '.' && len == 1))
return FAULT_9005;
if (dmctx->in_param[0] == '\0' || rootcmp(dmctx->in_param, root->obj) == 0) {
dmctx->inparam_isparam = 0;
@ -1306,7 +1311,7 @@ int dm_entry_get_value(struct dmctx *dmctx)
dmctx->findparam = 1;
dmctx->stop = 0;
findparam_check = 1;
} else if (dmctx->in_param[DM_STRLEN(dmctx->in_param) - 1] == '.') {
} else if (dmctx->in_param[len - 1] == '.') {
dmctx->inparam_isparam = 0;
dmctx->findparam = 0;
dmctx->stop = 0;
@ -1406,8 +1411,13 @@ int dm_entry_get_name(struct dmctx *ctx)
DMOBJ *root = ctx->dm_entryobj;
DMNODE node = {.current_object = ""};
unsigned char findparam_check = 0;
unsigned int len = DM_STRLEN(ctx->in_param);
int err = 0;
if ((len > 2 && ctx->in_param[len - 1] == '.' && ctx->in_param[len - 2] == '*') ||
(ctx->in_param[0] == '.' && len == 1))
return FAULT_9005;
if (ctx->nextlevel == 0 && (ctx->in_param[0] == '\0' || rootcmp(ctx->in_param, root->obj) == 0)) {
ctx->inparam_isparam = 0;
ctx->findparam = 1;
@ -1427,7 +1437,7 @@ int dm_entry_get_name(struct dmctx *ctx)
ctx->in_param = root->obj;
node.matched = 1;
findparam_check = 1;
} else if (*(ctx->in_param + DM_STRLEN(ctx->in_param) - 1) == '.') {
} else if (*(ctx->in_param + len - 1) == '.') {
ctx->inparam_isparam = 0;
ctx->findparam = 0;
ctx->stop = 0;