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Switch the bootinfo-loader over to using strncasecmp rather than strcasecmp which should be much safer on binary buffersi of

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Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@siriusit.co.uk>


git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@722 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Mark Cave-Ayland
2010-04-02 08:33:07 +00:00
committed by Mark Cave-Ayland
parent 41dd5272ca
commit 7fdf25e044
3 changed files with 27 additions and 11 deletions
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22
packages/bootinfo-loader.c
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@@ -167,13 +167,13 @@ bootinfo_loader_init_program( void *dummy )
} else if (c == '>') {
tag = 0;
tagbuf[taglen] = '\0';
if (strcasecmp(tagbuf, "chrp-boot") == 0) {
if (strncasecmp(tagbuf, "chrp-boot", 9) == 0) {
chrp = 1;
} else if (chrp == 1) {
if (strcasecmp(tagbuf, "boot-script") == 0) {
if (strncasecmp(tagbuf, "boot-script", 11) == 0) {
script = 1;
scriptlen = 0;
} else if (strcasecmp(tagbuf, "/boot-script") == 0) {
} else if (strncasecmp(tagbuf, "/boot-script", 12) == 0) {
script = 0;
bootscript[scriptlen] = '\0';
@@ -184,7 +184,7 @@ bootinfo_loader_init_program( void *dummy )
feval("-1 state-valid !");
break;
} else if (strcasecmp(tagbuf, "/chrp-boot") == 0)
} else if (strncasecmp(tagbuf, "/chrp-boot", 10) == 0)
break;
}
} else if (tag && taglen < sizeof(tagbuf)) {
@@ -195,26 +195,26 @@ bootinfo_loader_init_program( void *dummy )
} else if (entity && c ==';') {
entity = 0;
tagbuf[taglen] = '\0';
if (strcasecmp(tagbuf, "lt") == 0) {
if (strncasecmp(tagbuf, "lt", 2) == 0) {
bootscript[scriptlen++] = '<';
} else if (strcasecmp(tagbuf, "gt") == 0) {
} else if (strncasecmp(tagbuf, "gt", 2) == 0) {
bootscript[scriptlen++] = '>';
} else if (strcasecmp(tagbuf, "device") == 0) {
} else if (strncasecmp(tagbuf, "device", 6) == 0) {
strcpy(bootscript + scriptlen, device);
scriptlen += strlen(device);
} else if (strcasecmp(tagbuf, "partition") == 0) {
} else if (strncasecmp(tagbuf, "partition", 9) == 0) {
if (partition != -1)
sprintf(bootscript + scriptlen, "%d", partition);
else
*(bootscript + scriptlen) = 0;
scriptlen = strlen(bootscript);
} else if (strcasecmp(tagbuf, "directory") == 0) {
} else if (strncasecmp(tagbuf, "directory", 9) == 0) {
strcpy(bootscript + scriptlen, directory);
scriptlen += strlen(directory);
} else if (strcasecmp(tagbuf, "filename") == 0) {
} else if (strncasecmp(tagbuf, "filename", 8) == 0) {
strcpy(bootscript + scriptlen, filename);
scriptlen += strlen(filename);
} else if (strcasecmp(tagbuf, "full-path") == 0) {
} else if (strncasecmp(tagbuf, "full-path", 9) == 0) {
strcpy(bootscript + scriptlen, bootpath);
scriptlen += strlen(bootpath);
} else { /* unknown, keep it */