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Changes for FreeRTOS/LwIP Port for the ESP32 (ESP-IDF) (#15250)

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* Changes for FreeRTOS/LwIP Port for the ESP32 (ESP-IDF)

Adding FreeRTOS/LwIP to compiler:

* adding freertos option
* dyncalls for freertos
* add freertos to posix os list
* adding lwip option

Setting up networking FreeRTOS/LwIP Port:

* setting up lwip network for freertos
* fixing posix / networking for freertos
* disable setInheritable for freerots
* using lwip for net control items

* Fix builds by ignoring lib/posix/posix_freertos_consts.nim similar to lib/posix/posix_other_consts.nim
This commit is contained in:
Jaremy Creechley 2020-08-31 03:48:54 -06:00 • committed by GitHub
commit a76ae8f795
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11 changed files with 589 additions and 32 deletions
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80
lib/posix/posix_other.nim
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@ -10,9 +10,14 @@
when defined(nimHasStyleChecks):
{.push styleChecks: off.}
const
hasSpawnH = true # should exist for every Posix system nowadays
hasAioH = defined(linux)
when defined(freertos):
const
hasSpawnH = false # should exist for every Posix system nowadays
hasAioH = false
else:
const
hasSpawnH = true # should exist for every Posix system nowadays
hasAioH = defined(linux)
when defined(linux) and not defined(android):
# On Linux:
@ -397,21 +402,55 @@ type
SockLen* {.importc: "socklen_t", header: "<sys/socket.h>".} = cuint
TSa_Family* {.importc: "sa_family_t", header: "<sys/socket.h>".} = cushort
SockAddr* {.importc: "struct sockaddr", header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr
sa_family*: TSa_Family ## Address family.
sa_data*: array[0..255, char] ## Socket address (variable-length data).
when defined(lwip):
type
SockAddr* {.importc: "struct sockaddr", header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr
sa_len*: uint8 ## Address family.
sa_family*: TSa_Family ## Address family.
sa_data*: array[0..255, char] ## Socket address (variable-length data).
else:
type
SockAddr* {.importc: "struct sockaddr", header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr
sa_family*: TSa_Family ## Address family.
sa_data*: array[0..255, char] ## Socket address (variable-length data).
type
Sockaddr_un* {.importc: "struct sockaddr_un", header: "<sys/un.h>",
pure, final.} = object ## struct sockaddr_un
sun_family*: TSa_Family ## Address family.
sun_path*: array[0..Sockaddr_un_path_length-1, char] ## Socket path
Sockaddr_storage* {.importc: "struct sockaddr_storage",
header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr_storage
ss_family*: TSa_Family ## Address family.
when defined(lwip):
when not defined(lwip6):
type
Sockaddr_storage* {.importc: "struct sockaddr_storage",
header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr_storage
s2_len*: uint8 ## Address family.
ss_family*: TSa_Family ## Address family.
s2_data1*: array[2, char] ## Address family.
s2_data2*: array[3, uint32] ## Address family.
else:
type
Sockaddr_storage* {.importc: "struct sockaddr_storage",
header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr_storage
s2_len*: uint8 ## Address family.
ss_family*: TSa_Family ## Address family.
s2_data1*: array[2, char] ## Address family.
s2_data2*: array[3, uint32] ## Address family.
s2_data3*: array[3, uint32] ## Address family.
else:
type
Sockaddr_storage* {.importc: "struct sockaddr_storage",
header: "<sys/socket.h>",
pure, final.} = object ## struct sockaddr_storage
ss_family*: TSa_Family ## Address family.
type
Tif_nameindex* {.importc: "struct if_nameindex", final,
pure, header: "<net/if.h>".} = object ## struct if_nameindex
if_index*: cint ## Numeric index of the interface.
@ -530,13 +569,15 @@ type
ai_canonname*: cstring ## Canonical name of service location.
ai_next*: ptr AddrInfo ## Pointer to next in list.
TPollfd* {.importc: "struct pollfd", pure, final,
header: "<poll.h>".} = object ## struct pollfd
fd*: cint ## The following descriptor being polled.
events*: cshort ## The input event flags (see below).
revents*: cshort ## The output event flags (see below).
when not defined(lwip):
type
TPollfd* {.importc: "struct pollfd", pure, final,
header: "<poll.h>".} = object ## struct pollfd
fd*: cint ## The following descriptor being polled.
events*: cshort ## The input event flags (see below).
revents*: cshort ## The output event flags (see below).
Tnfds* {.importc: "nfds_t", header: "<poll.h>".} = cint
Tnfds* {.importc: "nfds_t", header: "<poll.h>".} = cint
var
errno* {.importc, header: "<errno.h>".}: cint ## error variable
@ -545,7 +586,10 @@ var
timezone* {.importc, header: "<time.h>".}: int
# Regenerate using detect.nim!
include posix_other_consts
when defined(lwip):
include posix_freertos_consts
else:
include posix_other_consts
when defined(linux):
var