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libsepol/cil: Add function to get number of items in a stack

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Add the function, cil_stack_number_of_items(), to return the number
of items in the stack.

Signed-off-by: James Carter <jwcart2@gmail.com>
This commit is contained in:
James Carter 2021-09-07 15:58:44 -04:00 committed by Petr Lautrbach
parent c304156133
commit d0b5ba03ba
2 changed files with 6 additions and 0 deletions
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5
libsepol/cil/src/cil_stack.c
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@ -67,6 +67,11 @@ int cil_stack_is_empty(struct cil_stack *stack)
return (stack->pos == -1);
}
int cil_stack_number_of_items(struct cil_stack *stack)
{
return stack->pos + 1;
}
void cil_stack_push(struct cil_stack *stack, enum cil_flavor flavor, void *data)
{
stack->pos++;

1
libsepol/cil/src/cil_stack.h
View File

@ -52,6 +52,7 @@ void cil_stack_destroy(struct cil_stack **stack);
void cil_stack_empty(struct cil_stack *stack);
int cil_stack_is_empty(struct cil_stack *stack);
int cil_stack_number_of_items(struct cil_stack *stack);
void cil_stack_push(struct cil_stack *stack, enum cil_flavor flavor, void *data);
struct cil_stack_item *cil_stack_pop(struct cil_stack *stack);