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nullify handle when cs_open() fails. besides, return CS_ERR_ARCH when arch is unsupported

This commit is contained in:
Nguyen Anh Quynh 2013-12-22 13:41:38 +08:00
parent 58747adcbb
commit 9a197b35a1
1 changed files with 11 additions and 9 deletions
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20
cs.c
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@ -54,17 +54,19 @@ cs_err cs_open(cs_arch arch, cs_mode mode, csh *handle)
return CS_ERR_MEM;
}
ud->errnum = CS_ERR_OK;
ud->arch = arch;
ud->mode = mode;
ud->big_endian = mode & CS_MODE_BIG_ENDIAN;
ud->reg_name = NULL;
ud->detail = CS_OPT_ON; // by default break instruction into details
if (arch < CS_ARCH_MAX && arch_init[ud->arch]) {
ud->errnum = CS_ERR_OK;
ud->arch = arch;
ud->mode = mode;
ud->big_endian = mode & CS_MODE_BIG_ENDIAN;
ud->reg_name = NULL;
ud->detail = CS_OPT_ON; // by default break instruction into details
if (arch_init[ud->arch])
arch_init[ud->arch](ud);
else
return CS_ERR_HANDLE;
} else {
*handle = 0;
return CS_ERR_ARCH;
}
*handle = (uintptr_t)ud;