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ee3051bd23
Make the internal storage for struct sha1_array use an array of struct object_id internally. Update the users of this struct which inspect its internals. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
#include "cache.h"
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#include "sha1-array.h"
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#include "sha1-lookup.h"
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void sha1_array_append(struct sha1_array *array, const unsigned char *sha1)
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{
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ALLOC_GROW(array->oid, array->nr + 1, array->alloc);
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hashcpy(array->oid[array->nr++].hash, sha1);
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array->sorted = 0;
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}
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static int void_hashcmp(const void *a, const void *b)
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{
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return oidcmp(a, b);
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}
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static void sha1_array_sort(struct sha1_array *array)
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{
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QSORT(array->oid, array->nr, void_hashcmp);
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array->sorted = 1;
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}
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static const unsigned char *sha1_access(size_t index, void *table)
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{
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struct object_id *array = table;
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return array[index].hash;
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}
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int sha1_array_lookup(struct sha1_array *array, const unsigned char *sha1)
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{
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if (!array->sorted)
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sha1_array_sort(array);
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return sha1_pos(sha1, array->oid, array->nr, sha1_access);
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}
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void sha1_array_clear(struct sha1_array *array)
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{
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free(array->oid);
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array->oid = NULL;
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array->nr = 0;
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array->alloc = 0;
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array->sorted = 0;
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}
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int sha1_array_for_each_unique(struct sha1_array *array,
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for_each_sha1_fn fn,
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void *data)
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{
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int i;
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if (!array->sorted)
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sha1_array_sort(array);
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for (i = 0; i < array->nr; i++) {
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int ret;
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if (i > 0 && !oidcmp(array->oid + i, array->oid + i - 1))
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continue;
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ret = fn(array->oid[i].hash, data);
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if (ret)
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return ret;
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}
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return 0;
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}
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