diff options
Diffstat (limited to 'src/nc-util.h')
| -rw-r--r-- | src/nc-util.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/nc-util.h b/src/nc-util.h index 0647f4c..e94a222 100644 --- a/src/nc-util.h +++ b/src/nc-util.h @@ -126,9 +126,9 @@ static _nc_fn_inline void ncSpanWrite(span_t span, uint32_t offset, const uint8_ static _nc_fn_inline void ncSpanAppend(span_t span, uint32_t* offset, const uint8_t* data, uint32_t size) { - DEBUG_ASSERT2(span.data != NULL, "Expected span to be non-null") - DEBUG_ASSERT2(offset != NULL, "Expected offset to be non-null") - DEBUG_ASSERT2(data != NULL, "Expected data to be non-null") + DEBUG_ASSERT2(span.data != NULL, "Expected span to be non-null") + DEBUG_ASSERT2(offset != NULL, "Expected offset to be non-null") + DEBUG_ASSERT2(data != NULL, "Expected data to be non-null") DEBUG_ASSERT2(*offset + size <= span.size, "Expected offset + size to be less than span size") /* Copy data to span */ @@ -138,4 +138,17 @@ static _nc_fn_inline void ncSpanAppend(span_t span, uint32_t* offset, const uint *offset += size; } +static _nc_fn_inline span_t ncSpanSlice(span_t span, uint32_t offset, uint32_t size) +{ + span_t slice; + + DEBUG_ASSERT2(span.data != NULL, "Expected span to be non-null"); + DEBUG_ASSERT2(offset + size <= span.size, "Expected offset + size to be less than span size") + + /* Initialize slice, offset input data by the specified offset */ + ncSpanInit(&slice, span.data + offset, size); + + return slice; +} + #endif /* !_NC_UTIL_H */
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