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lib/db: factor out zeros def

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This commit is contained in:
Alain Zscheile 2023-01-04 09:59:14 +01:00
parent 21c7228038
commit c3f902397f
1 changed files with 2 additions and 3 deletions
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5
lib/db.c
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@ -13,6 +13,8 @@ typedef struct {
int fd;
} y16t_db_actx_t;
static const uint8_t zeros[44] = {0};
__attribute__((pure)) static off_t
y16t_db_offstr(const uint32_t offset) { return ((off_t)offset) << 12; }
@ -53,7 +55,6 @@ static int y16t_db_intern_pgsearch(
uint32_t *i_
) {
uint8_t buf[4096] = {0};
const uint8_t zeros[44] = {0};
ssize_t tmp = y16t_pread_all(fd, buf, sizeof(buf), start_offset);
if(tmp < 0) return (int)tmp;
@ -174,7 +175,6 @@ static int y16t_db_foreach_x3(uint8_t x1, uint32_t offset, void *context_)
// sequential data, read complete page
uint8_t buf[4096] = {0};
const uint8_t zeros[44] = {0};
const off_t start_offset = y16t_db_offstr(offset);
ssize_t tmp = y16t_pread_all(context->db, buf, sizeof(buf), start_offset);
if(tmp < 0) return (int)tmp;
@ -203,7 +203,6 @@ static int y16t_db_foreach_y3(uint8_t y1, uint32_t offset, void *context_)
// sequential data, read complete page
uint8_t buf[4096] = {0};
const uint8_t zeros[44] = {0};
const off_t start_offset = y16t_db_offstr(offset);
ssize_t tmp = y16t_pread_all(context->db, buf, sizeof(buf), start_offset);
if(tmp < 0) return (int)tmp;