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Lines 175-190
selinux_enabled_check (void)
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| 175 |
/* On PaX enable kernels that have MPROTECT enable we can't use PROT_EXEC. */ |
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/* On PaX enable kernels that have MPROTECT enable we can't use PROT_EXEC. */ |
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#ifdef FFI_MMAP_EXEC_EMUTRAMP_PAX |
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#ifdef FFI_MMAP_EXEC_EMUTRAMP_PAX |
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#include <stdlib.h> |
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#include <stdlib.h> |
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#include <syslog.h> |
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#define LINE_BUFFER 1024 |
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static int emutramp_enabled = -1; |
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static int emutramp_enabled = -1; |
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static int |
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static int |
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emutramp_enabled_check (void) |
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emutramp_enabled_check (void) |
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{ |
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{ |
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if (getenv ("FFI_DISABLE_EMUTRAMP") == NULL) |
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if (getenv ("FFI_DISABLE_EMUTRAMP") != NULL) |
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return 1; |
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| 186 |
else |
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return 0; |
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return 0; |
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FILE *f; |
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char first[LINE_BUFFER], second[LINE_BUFFER]; |
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char conf_line[LINE_BUFFER]; |
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f = fopen("/proc/self/status", "r"); |
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if (f == NULL) |
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{ |
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/* We can't read the needed info from /proc */ |
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/* So log it and make may day. */ |
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syslog (LOG_INFO, "Can't read /proc/self/status"); |
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return 0; |
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} |
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while (fgets (conf_line, LINE_BUFFER, f) ) |
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{ |
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sscanf (conf_line, "%s %s", first, second ); |
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if( !strcmp (first, "PaX:" ) ) |
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{ |
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if( second[1] != 'E' ) |
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syslog (LOG_INFO, "Emutramp in not enable."); |
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fclose (f); |
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return 1; |
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} |
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} |
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fclose (f); |
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return 0; |
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} |
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} |
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| 190 |
#define is_emutramp_enabled() (emutramp_enabled >= 0 ? emutramp_enabled \ |
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#define is_emutramp_enabled() (emutramp_enabled >= 0 ? emutramp_enabled \ |
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Lines 197-202
emutramp_enabled_check (void)
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| 197 |
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| 198 |
/* Cygwin is Linux-like, but not quite that Linux-like. */ |
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/* Cygwin is Linux-like, but not quite that Linux-like. */ |
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#define is_selinux_enabled() 0 |
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#define is_selinux_enabled() 0 |
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#define is_emutramp_enabled() 0 |
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| 201 |
#endif /* !defined(X86_WIN32) && !defined(X86_WIN64) */ |
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#endif /* !defined(X86_WIN32) && !defined(X86_WIN64) */ |
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