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util/nvmutil: don't use malloc()

fsdg20230625
Leah Rowe 2023-01-28 19:39:34 +00:00
parent a924d43bdd
commit 7e3a73558e
1 changed files with 4 additions and 6 deletions
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10
util/nvmutil/nvmutil.c
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@ -57,8 +57,8 @@ void writeGbeFile(int *fd, const char *filename);
#define SIZE_4KB 0x1000
#define SIZE_8KB 0x2000
uint8_t *buf = NULL;
size_t gbe[2];
uint8_t buf[SIZE_8KB];
size_t gbe[2] = {(size_t) buf, ((size_t) buf) + SIZE_4KB};
uint8_t skipread[2] = {0, 0};
int part, gbeFileModified = 0;
@ -80,10 +80,6 @@ main(int argc, char *argv[])
err(errno, "pledge");
#endif
if ((buf = (uint8_t *) malloc(SIZE_8KB)) == NULL)
err(errno, NULL);
gbe[1] = (gbe[0] = (size_t) buf) + SIZE_4KB;
test = 1;
little_endian = ((uint8_t *) &test)[0];
@ -402,6 +398,7 @@ word(int pos16, int partnum)
uint8_t *nbuf = (uint8_t *) gbe[partnum];
uint16_t pos8 = pos16 << 1;
uint16_t val16 = nbuf[pos8 + 1];
val16 <<= 8;
return val16 |= nbuf[pos8];
}
@ -412,6 +409,7 @@ setWord(int pos16, int partnum, uint16_t val16)
uint8_t *nbuf = (uint8_t *) gbe[partnum];
uint8_t val8[2] = {(uint8_t) (val16 & 0xff), (uint8_t) (val16 >> 8)};
uint16_t pos8 = pos16 << 1;
nbuf[pos8] = val8[0];
nbuf[pos8 + 1] = val8[1];