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Some code refactor for dosuname.

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This commit is contained in:
Natalia Portillo
2021-03-11 05:29:49 +00:00
parent ebf91976c3
commit 35c64bca84
1 changed files with 145 additions and 119 deletions
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264
setter/src/dos/dosuname.c
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@@ -94,12 +94,15 @@ void getdosver(struct dosuname_version_t* version)
nt_flag = 0; nt_flag = 0;
version->flavor = DOS_FLAVOR_UNKNOWN; version->flavor = DOS_FLAVOR_UNKNOWN;
regs.x.ax = 0x3306; /* Set function 3306h */ regs.x.ax = 0x3306; /* Set function 3306h */
int86(0x21, &regs, &regs); /* Call INT 21h */ int86(0x21, &regs, &regs); /* Call INT 21h */
if(regs.h.al != 255) /* If DOS >= 5.0 */
if(regs.h.al != 255) /* If DOS >= 5.0 */
{ {
version->major = regs.h.bl; /* Major True version */ version->major = regs.h.bl; /* Major True version */
version->minor = regs.h.bh; /* Minor True version */ version->minor = regs.h.bh; /* Minor True version */
if(regs.h.bh == 50) if(regs.h.bh == 50)
{ {
version->minor = 0; version->minor = 0;
@@ -108,13 +111,17 @@ void getdosver(struct dosuname_version_t* version)
regs.h.ah = 0x30; regs.h.ah = 0x30;
regs.h.al = 0x00; regs.h.al = 0x00;
int86(0x21, &regs, &regs); int86(0x21, &regs, &regs);
dos_temp = regs.h.bh; /* Set DOS type */ dos_temp = regs.h.bh; /* Set DOS type */
if(dos_temp == 253) /* Checks for FreeDOS */
if(dos_temp == 253) /* Checks for FreeDOS */
{ {
version->major = regs.h.bl; /* Get FreeDOS kernel version */ version->major = regs.h.bl; /* Get FreeDOS kernel version */
version->minor = 0; /* Put minor version to zero */ version->minor = 0; /* Put minor version to zero */
} }
version->simulated_major = regs.h.al; /* Set the simulated major version */ version->simulated_major = regs.h.al; /* Set the simulated major version */
version->simulated_minor = regs.h.ah; /* Set the simulated minor version */ version->simulated_minor = regs.h.ah; /* Set the simulated minor version */
} }
@@ -122,135 +129,138 @@ void getdosver(struct dosuname_version_t* version)
{ {
regs.h.ah = 0x30; regs.h.ah = 0x30;
regs.h.al = 0x00; regs.h.al = 0x00;
int86(0x21, &regs, &regs); int86(0x21, &regs, &regs);
dos_temp = regs.h.bh; /* Set DOS type */
version->major = regs.h.al; /* Set the simulated major version */ dos_temp = regs.h.bh; /* Set DOS type */
version->minor = regs.h.ah; /* Set the simulated minor version */ version->major = regs.h.al; /* Set the simulated major version */
version->minor = regs.h.ah; /* Set the simulated minor version */
version->simulated_major = version->major; version->simulated_major = version->major;
version->simulated_minor = version->minor; version->simulated_minor = version->minor;
} }
/* Set DOS to DOS type */ /* Set DOS to DOS type */
if(dos_temp == 0 && version->major <= 3) { version->flavor = DOS_FLAVOR_MSPCDOS; } if(dos_temp == 0 && version->major <= 3) version->flavor = DOS_FLAVOR_MSPCDOS;
if(dos_temp == 0 && version->major >= 4) { version->flavor = DOS_FLAVOR_PCDOS; }
if(dos_temp == 0 && version->major >= 10) { version->flavor = DOS_FLAVOR_OS2; } if(dos_temp == 0 && version->major >= 4) version->flavor = DOS_FLAVOR_PCDOS;
if(dos_temp == 0xff && version->major <= 6) { version->flavor = DOS_FLAVOR_MSDOS; }
if(dos_temp == 0 && version->major >= 10) version->flavor = DOS_FLAVOR_OS2;
if(dos_temp == 0xff && version->major <= 6) version->flavor = DOS_FLAVOR_MSDOS;
if(dos_temp == 0xff && version->major == 7) if(dos_temp == 0xff && version->major == 7)
{ {
if(version->minor == 0) { version->flavor = DOS_FLAVOR_WIN95; } if(version->minor == 0) version->flavor = DOS_FLAVOR_WIN95;
if(version->minor == 10) { version->flavor = DOS_FLAVOR_WIN9X; }
if(version->minor == 10) version->flavor = DOS_FLAVOR_WIN9X;
} }
if(dos_temp == 0xff && version->major == 8) { version->flavor = DOS_FLAVOR_WINME; }
if(dos_temp == 253) { version->flavor = DOS_FLAVOR_FREEDOS; } if(dos_temp == 0xff && version->major == 8) version->flavor = DOS_FLAVOR_WINME;
if(dos_temp == 0xff && nt_flag == 1) { version->flavor = DOS_FLAVOR_WINNT; }
if(dos_temp == 0x66) { version->flavor = DOS_FLAVOR_PTSDOS; } if(dos_temp == 253) version->flavor = DOS_FLAVOR_FREEDOS;
if(dos_temp == 0x5E) { version->flavor = DOS_FLAVOR_RXDOS; }
if(dos_temp == 0xff && nt_flag == 1) version->flavor = DOS_FLAVOR_WINNT;
if(dos_temp == 0x66) version->flavor = DOS_FLAVOR_PTSDOS;
if(dos_temp == 0x5E) version->flavor = DOS_FLAVOR_RXDOS;
/* Check for Concurrent DOS versions */ /* Check for Concurrent DOS versions */
regs.x.ax = 0x4451; /* Set function 4451h */ regs.x.ax = 0x4451; /* Set function 4451h */
int86(0x21, &regs, &regs); /* Call INT 21h */ int86(0x21, &regs, &regs); /* Call INT 21h */
if(regs.h.al == 0x32)
switch(regs.h.al)
{ {
version->major = 3; case 0x30:
version->minor = 2; version->major = 3;
version->flavor = DOS_FLAVOR_CONCURRENTDOS; version->minor = 2;
} version->flavor = DOS_FLAVOR_CONCURRENTDOS;
if(regs.h.al == 0x41) break;
{ case 0x41:
version->major = 4; version->major = 4;
version->minor = 1; version->minor = 1;
version->flavor = DOS_FLAVOR_CONCURRENTDOS; version->flavor = DOS_FLAVOR_CONCURRENTDOS;
} break;
if(regs.h.al == 0x50) case 0x50:
{ version->major = 5;
version->major = 5; version->minor = 0;
version->minor = 0; version->flavor = DOS_FLAVOR_CONCURRENTDOS;
version->flavor = DOS_FLAVOR_CONCURRENTDOS; break;
} case 0x60:
if(regs.h.al == 0x60) version->major = 6;
{ version->minor = 0;
version->major = 6; version->flavor = DOS_FLAVOR_CONCURRENTDOS;
version->minor = 0; break;
version->flavor = DOS_FLAVOR_CONCURRENTDOS; case 0x62:
} version->major = 6;
if(regs.h.al == 0x62) version->minor = 2;
{ version->flavor = DOS_FLAVOR_CONCURRENTDOS;
version->major = 6; break;
version->minor = 2; case 0x66:
version->flavor = DOS_FLAVOR_CONCURRENTDOS; version->major = 5;
} version->minor = 1;
if(regs.h.al == 0x66) version->flavor = DOS_FLAVOR_WINNT;
{ break;
version->major = 5; case 0x67:
version->minor = 1; version->major = 5;
version->flavor = DOS_FLAVOR_WINNT; version->minor = 1;
} version->flavor = DOS_FLAVOR_CONCURRENTDOS;
if(regs.h.al == 0x67) break;
{
version->major = 5;
version->minor = 1;
version->flavor = DOS_FLAVOR_CONCURRENTDOS;
} }
/* End of check for Concurrent DOS versions */ /* End of check for Concurrent DOS versions */
/* Check for DR-DOS versions */ /* Check for DR-DOS versions */
regs.x.ax = 0x4452; /* Set function 4452h */ regs.x.ax = 0x4452; /* Set function 4452h */
int86(0x21, &regs, &regs); /* Call INT 21h */ int86(0x21, &regs, &regs); /* Call INT 21h */
if(regs.h.al == 0x41)
switch(regs.h.al)
{ {
version->major = 1; case 0x41:
version->minor = 2; version->major = 1;
version->flavor = DOS_FLAVOR_DRDOS; version->minor = 2;
} version->flavor = DOS_FLAVOR_DRDOS;
if(regs.h.al == 0x60) break;
{ case 0x60:
version->major = 2; version->major = 2;
version->minor = 0; version->minor = 0;
version->flavor = DOS_FLAVOR_DRDOS; version->flavor = DOS_FLAVOR_DRDOS;
} break;
if(regs.h.al == 0x63) case 0x63:
{ version->major = 3;
version->major = 3; version->minor = 41;
version->minor = 41; version->flavor = DOS_FLAVOR_DRDOS;
version->flavor = DOS_FLAVOR_DRDOS; break;
} case 0x64:
if(regs.h.al == 0x64) version->major = 3;
{ version->minor = 42;
version->major = 3; version->flavor = DOS_FLAVOR_DRDOS;
version->minor = 42; break;
version->flavor = DOS_FLAVOR_DRDOS; case 0x65:
} version->major = 5;
if(regs.h.al == 0x65) version->minor = 0;
{ version->flavor = DOS_FLAVOR_DRDOS;
version->major = 5; break;
version->minor = 0; case 0x67:
version->flavor = DOS_FLAVOR_DRDOS; case 0x71:
} version->major = 6;
if(regs.h.al == 0x67) version->minor = 0;
{ version->flavor = DOS_FLAVOR_DRDOS;
version->major = 6; break;
version->minor = 0; case 0x72:
version->flavor = DOS_FLAVOR_DRDOS; version->major = 7;
} version->minor = 0;
if(regs.h.al == 0x71) version->flavor = DOS_FLAVOR_NOVELLDOS;
{ break;
version->major = 6; case 0x73:
version->minor = 0; version->major = 7;
version->flavor = DOS_FLAVOR_DRDOS; version->minor = 0;
} version->flavor = DOS_FLAVOR_DRDOS;
if(regs.h.al == 0x72) break;
{
version->major = 7;
version->minor = 0;
version->flavor = DOS_FLAVOR_NOVELLDOS;
}
if(regs.h.al == 0x73)
{
version->major = 7;
version->minor = 0;
version->flavor = DOS_FLAVOR_DRDOS;
} }
/* End of check for DR-DOS_FLAVOR versions */ /* End of check for DR-DOS_FLAVOR versions */
version->dos_oem = dos_temp; version->dos_oem = dos_temp;
version->desqview_major = 0; version->desqview_major = 0;
version->desqview_minor = 0; version->desqview_minor = 0;
@@ -258,37 +268,48 @@ void getdosver(struct dosuname_version_t* version)
regs.x.cx = 0x4445; /* Set function */ regs.x.cx = 0x4445; /* Set function */
regs.x.dx = 0x5351; /* Set function */ regs.x.dx = 0x5351; /* Set function */
regs.h.al = 0x01; /* Set function */ regs.h.al = 0x01; /* Set function */
int86(0x21, &regs, &regs); /* Call INT 21h */
int86(0x21, &regs, &regs); /* Call INT 21h */
if(regs.h.al != 0xFF) if(regs.h.al != 0xFF)
{ {
version->desqview_major = regs.h.bh; version->desqview_major = regs.h.bh;
version->desqview_minor = regs.h.bl; version->desqview_minor = regs.h.bl;
} }
version->_4dos_major = 0; version->_4dos_major = 0;
version->_4dos_minor = 0; version->_4dos_minor = 0;
regs.h.bh = 0x00; /* Set function */ regs.h.bh = 0x00; /* Set function */
regs.x.ax = 0xD44D; /* Set 4DOS API */ regs.x.ax = 0xD44D; /* Set 4DOS API */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
if(regs.x.ax == 0x44DD) if(regs.x.ax == 0x44DD)
{ {
version->_4dos_major = regs.h.bl; version->_4dos_major = regs.h.bl;
version->_4dos_minor = regs.h.bh; version->_4dos_minor = regs.h.bh;
} }
version->ndos_major = 0; version->ndos_major = 0;
version->ndos_minor = 0; version->ndos_minor = 0;
regs.h.bh = 0x00; /* Set function */ regs.h.bh = 0x00; /* Set function */
regs.x.ax = 0xE44D; /* Set 4DOS API (Well, NDOS is the Norton version of 4DOS */ regs.x.ax = 0xE44D; /* Set 4DOS API (Well, NDOS is the Norton version of 4DOS */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
if(regs.x.ax == 0x44EE) if(regs.x.ax == 0x44EE)
{ {
version->ndos_major = regs.h.bl; version->ndos_major = regs.h.bl;
version->ndos_minor = regs.h.bh; version->ndos_minor = regs.h.bh;
} }
version->windows_major = 0; version->windows_major = 0;
version->windows_minor = 0; version->windows_minor = 0;
version->windows_mode = 0; version->windows_mode = 0;
regs.x.ax = 0x160A; /* Set function (Windows 3.1 or upper) */ regs.x.ax = 0x160A; /* Set function (Windows 3.1 or upper) */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
int86(0x2F, &regs, &regs); /* Call INT 2Fh */
if(regs.x.ax == 0x0000) if(regs.x.ax == 0x0000)
{ {
version->windows_major = regs.h.bh; version->windows_major = regs.h.bh;
@@ -297,8 +318,10 @@ void getdosver(struct dosuname_version_t* version)
} }
else else
{ {
regs.x.ax = 0x1600; /* Set function (Windows/386 or upper in enhanced mode)*/ regs.x.ax = 0x1600; /* Set function (Windows/386 or upper in enhanced mode)*/
int86(0x2F, &regs, &regs); /* Call INT 2Fh */ int86(0x2F, &regs, &regs); /* Call INT 2Fh */
if(regs.h.al == 0x01 || regs.h.al == 0xFF) if(regs.h.al == 0x01 || regs.h.al == 0xFF)
{ {
version->windows_major = 2; version->windows_major = 2;
@@ -314,10 +337,13 @@ void getdosver(struct dosuname_version_t* version)
else else
version->windows_major = version->windows_minor = 0; version->windows_major = version->windows_minor = 0;
} }
regs.x.ax = 0x0000; /* SoftICE detection function */
regs.x.si = 0x4647; /* SoftICE detection function */ regs.x.ax = 0x0000; /* SoftICE detection function */
regs.x.di = 0x4A4D; /* SoftICE detection function */ regs.x.si = 0x4647; /* SoftICE detection function */
regs.x.di = 0x4A4D; /* SoftICE detection function */
int86(0x03, &regs, &regs); /* Call INT 03h */ int86(0x03, &regs, &regs); /* Call INT 03h */
if(regs.x.si != 0x4647) if(regs.x.si != 0x4647)
{ {
version->softice_major = 1; // SoftICE version detection not yet implemented version->softice_major = 1; // SoftICE version detection not yet implemented