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add new error code CS_ERR_MEMSETUP to report error when user-defined dynamic mem management is uninitialized

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Nguyen Anh Quynh 2014-01-06 09:06:30 +08:00
parent 1044c3e912
commit c52352d6d9
2 changed files with 9 additions and 2 deletions
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9
cs.c
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@ -38,7 +38,7 @@ unsigned int cs_version(int *major, int *minor)
return (CS_API_MAJOR << 8) + CS_API_MINOR;
}
bool cs_support(cs_arch arch)
bool cs_support(int arch)
{
if (arch == CS_ARCH_ALL)
return all_arch == ((1 << CS_ARCH_ARM) | (1 << CS_ARCH_ARM64) |
@ -79,6 +79,8 @@ const char *cs_strerror(cs_err code)
return "Invalid option (CS_ERR_OPTION)";
case CS_ERR_DETAIL:
return "Details are unavailable (CS_ERR_DETAIL)";
case CS_ERR_MEMSETUP:
return "Dynamic memory management uninitialized (CS_ERR_MEMSETUP)";
}
}
@ -86,6 +88,11 @@ cs_err cs_open(cs_arch arch, cs_mode mode, csh *handle)
{
cs_struct *ud;
if (!my_malloc || !my_calloc || !my_realloc || !my_free)
// Error: before cs_open(), dynamic memory management must be initialized
// with cs_option(CS_OPT_MEM)
return CS_ERR_MEMSETUP;
ud = my_calloc(1, sizeof(*ud));
if (!ud) {
// memory insufficient

2
include/capstone.h
View File

@ -131,7 +131,6 @@ typedef struct cs_insn {
// Ascii text of instruction mnemonic
// This information is available even when CS_OPT_DETAIL = CS_OPT_OFF
char mnemonic[32];
// Ascii text of instruction operands
// This information is available even when CS_OPT_DETAIL = CS_OPT_OFF
char op_str[96];
@ -160,6 +159,7 @@ typedef enum cs_err {
CS_ERR_MODE, // Invalid/unsupported mode: cs_open()
CS_ERR_OPTION, // Invalid/unsupported option: cs_option()
CS_ERR_DETAIL, // Information is unavailable because detail option is OFF
CS_ERR_MEMSETUP, // Dynamic memory management uninitialized (see CS_OPT_MEM)
} cs_err;
/*