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Allocates memory from specified segment. The returned buffer will be padded in function of memory segment's properties.

Files

lib_mem.h/lib_mem.c

Prototype

Arguments

p_name

Pointer to allocated object name. Used for allocations tracking. May be DEF_NULL.

p_seg

Pointer to segment from which to allocate memory.

size

Size of memory block to allocate, in bytes.

align

Required alignment of memory block, in bytes. MUST be a power of 2.

p_bytes_reqd

Pointer to variable that will receive the number of free bytes missing for the allocation to succeed. Set to DEF_NULL to skip calculation.

p_err

Pointer to variable that will receive the return error code from this function.

LIB_MEM_ERR_NONE

LIB_MEM_ERR_INVALID_MEM_SIZE

LIB_MEM_ERR_INVALID_MEM_ALIGN

LIB_MEM_ERR_NULL_PTR

LIB_MEM_ERR_SEG_OVF

Returned Value

Pointer to allocated memory block, if successful.

DEF_NULL, otherwise.

Required Configuration

None.

Notes / Warnings

None.

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